| [1607] | 1 | SUBROUTINE drag_noro_strato (nlon,nlev,dtime,paprs,pplay, |
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| 2 | e pmea,pstd, psig, pgam, pthe,ppic,pval, |
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| 3 | e kgwd,kdx,ktest, |
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| 4 | e t, u, v, |
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| 5 | s pulow, pvlow, pustr, pvstr, |
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| 6 | s d_t, d_u, d_v) |
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| 7 | c |
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| 8 | USE dimphy |
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| 9 | IMPLICIT none |
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| 10 | c====================================================================== |
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| 11 | c Auteur(s): F.Lott (LMD/CNRS) date: 19950201 |
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| 12 | c Object: Mountain drag interface. Made necessary because: |
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| 13 | C 1. in the LMD-GCM Layers are from bottom to top, |
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| 14 | C contrary to most European GCM. |
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| 15 | c 2. the altitude above ground of each model layers |
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| 16 | c needs to be known (variable zgeom) |
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| 17 | c====================================================================== |
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| 18 | c Explicit Arguments: |
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| 19 | c ================== |
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| 20 | c nlon----input-I-Total number of horizontal points that get into physics |
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| 21 | c nlev----input-I-Number of vertical levels |
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| 22 | c dtime---input-R-Time-step (s) |
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| 23 | c paprs---input-R-Pressure in semi layers (Pa) |
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| 24 | c pplay---input-R-Pressure model-layers (Pa) |
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| 25 | c t-------input-R-temperature (K) |
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| 26 | c u-------input-R-Horizontal wind (m/s) |
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| 27 | c v-------input-R-Meridional wind (m/s) |
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| 28 | c pmea----input-R-Mean Orography (m) |
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| 29 | C pstd----input-R-SSO standard deviation (m) |
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| 30 | c psig----input-R-SSO slope |
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| 31 | c pgam----input-R-SSO Anisotropy |
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| 32 | c pthe----input-R-SSO Angle |
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| 33 | c ppic----input-R-SSO Peacks elevation (m) |
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| 34 | c pval----input-R-SSO Valleys elevation (m) |
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| 35 | c |
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| 36 | c kgwd- -input-I: Total nb of points where the orography schemes are active |
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| 37 | c ktest--input-I: Flags to indicate active points |
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| 38 | c kdx----input-I: Locate the physical location of an active point. |
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| 39 | |
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| 40 | c pulow, pvlow -output-R: Low-level wind |
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| 41 | c pustr, pvstr -output-R: Surface stress due to SSO drag (Pa) |
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| 42 | c |
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| 43 | c d_t-----output-R: T increment |
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| 44 | c d_u-----output-R: U increment |
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| 45 | c d_v-----output-R: V increment |
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| 46 | c |
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| 47 | c Implicit Arguments: |
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| 48 | c =================== |
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| 49 | c |
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| 50 | c iim--common-I: Number of longitude intervals |
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| 51 | c jjm--common-I: Number of latitude intervals |
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| 52 | c klon-common-I: Number of points seen by the physics |
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| 53 | c (iim+1)*(jjm+1) for instance |
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| 54 | c klev-common-I: Number of vertical layers |
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| 55 | c====================================================================== |
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| 56 | c Local Variables: |
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| 57 | c ================ |
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| 58 | c |
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| 59 | c zgeom-----R: Altitude of layer above ground |
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| 60 | c pt, pu, pv --R: t u v from top to bottom |
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| 61 | c pdtdt, pdudt, pdvdt --R: t u v tendencies (from top to bottom) |
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| 62 | c papmf: pressure at model layer (from top to bottom) |
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| 63 | c papmh: pressure at model 1/2 layer (from top to bottom) |
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| 64 | c |
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| 65 | c====================================================================== |
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| 66 | cym#include "dimensions.h" |
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| 67 | cym#include "dimphy.h" |
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| 68 | #include "YOMCST.h" |
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| 69 | #include "YOEGWD.h" |
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| 70 | c |
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| 71 | c ARGUMENTS |
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| 72 | c |
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| 73 | INTEGER nlon,nlev |
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| 74 | REAL dtime |
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| 75 | REAL paprs(nlon,nlev+1) |
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| 76 | REAL pplay(nlon,nlev) |
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| 77 | REAL pmea(nlon),pstd(nlon),psig(nlon),pgam(nlon),pthe(nlon) |
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| 78 | REAL ppic(nlon),pval(nlon) |
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| 79 | REAL pulow(nlon),pvlow(nlon),pustr(nlon),pvstr(nlon) |
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| 80 | REAL t(nlon,nlev), u(nlon,nlev), v(nlon,nlev) |
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| 81 | REAL d_t(nlon,nlev), d_u(nlon,nlev), d_v(nlon,nlev) |
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| 82 | c |
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| 83 | INTEGER i, k, kgwd, kdx(nlon), ktest(nlon) |
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| 84 | c |
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| 85 | c LOCAL VARIABLES: |
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| 86 | c |
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| 87 | REAL zgeom(klon,klev) |
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| 88 | REAL pdtdt(klon,klev), pdudt(klon,klev), pdvdt(klon,klev) |
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| 89 | REAL pt(klon,klev), pu(klon,klev), pv(klon,klev) |
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| 90 | REAL papmf(klon,klev),papmh(klon,klev+1) |
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| 91 | CHARACTER (LEN=20) :: modname='orografi_strato' |
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| 92 | CHARACTER (LEN=80) :: abort_message |
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| 93 | c |
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| 94 | c INITIALIZE OUTPUT VARIABLES |
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| 95 | c |
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| 96 | DO i = 1,klon |
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| 97 | pulow(i) = 0.0 |
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| 98 | pvlow(i) = 0.0 |
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| 99 | pustr(i) = 0.0 |
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| 100 | pvstr(i) = 0.0 |
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| 101 | ENDDO |
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| 102 | DO k = 1, klev |
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| 103 | DO i = 1, klon |
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| 104 | d_t(i,k) = 0.0 |
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| 105 | d_u(i,k) = 0.0 |
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| 106 | d_v(i,k) = 0.0 |
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| 107 | pdudt(i,k)=0.0 |
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| 108 | pdvdt(i,k)=0.0 |
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| 109 | pdtdt(i,k)=0.0 |
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| 110 | ENDDO |
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| 111 | ENDDO |
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| 112 | c |
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| 113 | c PREPARE INPUT VARIABLES FOR ORODRAG (i.e., ORDERED FROM TOP TO BOTTOM) |
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| 114 | C CALCULATE LAYERS HEIGHT ABOVE GROUND) |
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| 115 | c |
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| 116 | DO k = 1, klev |
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| 117 | DO i = 1, klon |
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| 118 | pt(i,k) = t(i,klev-k+1) |
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| 119 | pu(i,k) = u(i,klev-k+1) |
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| 120 | pv(i,k) = v(i,klev-k+1) |
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| 121 | papmf(i,k) = pplay(i,klev-k+1) |
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| 122 | ENDDO |
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| 123 | ENDDO |
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| 124 | DO k = 1, klev+1 |
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| 125 | DO i = 1, klon |
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| 126 | papmh(i,k) = paprs(i,klev-k+2) |
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| 127 | ENDDO |
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| 128 | ENDDO |
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| 129 | DO i = 1, klon |
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| 130 | zgeom(i,klev) = RD * pt(i,klev) |
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| 131 | . * LOG(papmh(i,klev+1)/papmf(i,klev)) |
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| 132 | ENDDO |
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| 133 | DO k = klev-1, 1, -1 |
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| 134 | DO i = 1, klon |
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| 135 | zgeom(i,k) = zgeom(i,k+1) + RD * (pt(i,k)+pt(i,k+1))/2.0 |
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| 136 | . * LOG(papmf(i,k+1)/papmf(i,k)) |
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| 137 | ENDDO |
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| 138 | ENDDO |
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| 139 | c |
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| 140 | c CALL SSO DRAG ROUTINES |
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| 141 | c |
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| 142 | CALL orodrag_strato(klon,klev,kgwd,kdx,ktest, |
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| 143 | . dtime, |
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| 144 | . papmh, papmf, zgeom, |
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| 145 | . pt, pu, pv, |
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| 146 | . pmea, pstd, psig, pgam, pthe, ppic,pval, |
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| 147 | . pulow,pvlow, |
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| 148 | . pdudt,pdvdt,pdtdt) |
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| 149 | C |
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| 150 | C COMPUTE INCREMENTS AND STRESS FROM TENDENCIES |
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| 151 | |
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| 152 | DO k = 1, klev |
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| 153 | DO i = 1, klon |
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| 154 | d_u(i,klev+1-k) = dtime*pdudt(i,k) |
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| 155 | d_v(i,klev+1-k) = dtime*pdvdt(i,k) |
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| 156 | d_t(i,klev+1-k) = dtime*pdtdt(i,k) |
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| 157 | pustr(i) = pustr(i) |
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| 158 | . +pdudt(i,k)*(papmh(i,k+1)-papmh(i,k))/rg |
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| 159 | pvstr(i) = pvstr(i) |
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| 160 | . +pdvdt(i,k)*(papmh(i,k+1)-papmh(i,k))/rg |
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| 161 | ENDDO |
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| 162 | ENDDO |
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| 163 | c |
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| 164 | RETURN |
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| 165 | END |
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| 166 | |
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| 167 | SUBROUTINE orodrag_strato( nlon,nlev |
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| 168 | i , kgwd, kdx, ktest |
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| 169 | r , ptsphy |
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| 170 | r , paphm1,papm1,pgeom1,ptm1,pum1,pvm1 |
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| 171 | r , pmea, pstd, psig, pgam, pthe, ppic, pval |
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| 172 | c outputs |
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| 173 | r , pulow,pvlow |
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| 174 | r , pvom,pvol,pte ) |
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| 175 | |
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| 176 | USE dimphy |
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| 177 | IMPLICIT NONE |
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| 178 | c |
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| 179 | c |
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| 180 | c**** *orodrag* - does the SSO drag parametrization. |
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| 181 | c |
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| 182 | c purpose. |
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| 183 | c -------- |
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| 184 | c |
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| 185 | c this routine computes the physical tendencies of the |
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| 186 | c prognostic variables u,v and t due to vertical transports by |
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| 187 | c subgridscale orographically excited gravity waves, and to |
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| 188 | c low level blocked flow drag. |
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| 189 | c |
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| 190 | c** interface. |
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| 191 | c ---------- |
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| 192 | c called from *drag_noro*. |
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| 193 | c |
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| 194 | c the routine takes its input from the long-term storage: |
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| 195 | c u,v,t and p at t-1. |
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| 196 | c |
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| 197 | c explicit arguments : |
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| 198 | c -------------------- |
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| 199 | c ==== inputs === |
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| 200 | c nlon----input-I-Total number of horizontal points that get into physics |
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| 201 | c nlev----input-I-Number of vertical levels |
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| 202 | c |
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| 203 | c kgwd- -input-I: Total nb of points where the orography schemes are active |
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| 204 | c ktest--input-I: Flags to indicate active points |
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| 205 | c kdx----input-I: Locate the physical location of an active point. |
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| 206 | c ptsphy--input-R-Time-step (s) |
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| 207 | c paphm1--input-R: pressure at model 1/2 layer |
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| 208 | c papm1---input-R: pressure at model layer |
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| 209 | c pgeom1--input-R: Altitude of layer above ground |
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| 210 | c ptm1, pum1, pvm1--R-: t, u and v |
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| 211 | c pmea----input-R-Mean Orography (m) |
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| 212 | C pstd----input-R-SSO standard deviation (m) |
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| 213 | c psig----input-R-SSO slope |
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| 214 | c pgam----input-R-SSO Anisotropy |
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| 215 | c pthe----input-R-SSO Angle |
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| 216 | c ppic----input-R-SSO Peacks elevation (m) |
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| 217 | c pval----input-R-SSO Valleys elevation (m) |
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| 218 | |
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| 219 | integer nlon,nlev,kgwd |
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| 220 | real ptsphy |
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| 221 | |
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| 222 | c ==== outputs === |
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| 223 | c pulow, pvlow -output-R: Low-level wind |
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| 224 | c |
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| 225 | c pte -----output-R: T tendency |
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| 226 | c pvom-----output-R: U tendency |
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| 227 | c pvol-----output-R: V tendency |
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| 228 | c |
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| 229 | c |
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| 230 | c Implicit Arguments: |
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| 231 | c =================== |
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| 232 | c |
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| 233 | c klon-common-I: Number of points seen by the physics |
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| 234 | c klev-common-I: Number of vertical layers |
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| 235 | c |
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| 236 | c method. |
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| 237 | c ------- |
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| 238 | c |
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| 239 | c externals. |
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| 240 | c ---------- |
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| 241 | integer ismin, ismax |
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| 242 | external ismin, ismax |
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| 243 | c |
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| 244 | c reference. |
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| 245 | c ---------- |
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| 246 | c |
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| 247 | c author. |
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| 248 | c ------- |
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| 249 | c m.miller + b.ritter e.c.m.w.f. 15/06/86. |
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| 250 | c |
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| 251 | c f.lott + m. miller e.c.m.w.f. 22/11/94 |
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| 252 | c----------------------------------------------------------------------- |
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| 253 | c |
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| 254 | c |
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| 255 | cym#include "dimensions.h" |
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| 256 | cym#include "dimphy.h" |
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| 257 | #include "YOMCST.h" |
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| 258 | #include "YOEGWD.h" |
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| 259 | c----------------------------------------------------------------------- |
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| 260 | c |
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| 261 | c* 0.1 arguments |
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| 262 | c --------- |
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| 263 | c |
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| 264 | c |
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| 265 | real pte(nlon,nlev), |
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| 266 | * pvol(nlon,nlev), |
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| 267 | * pvom(nlon,nlev), |
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| 268 | * pulow(nlon), |
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| 269 | * pvlow(nlon) |
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| 270 | real pum1(nlon,nlev), |
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| 271 | * pvm1(nlon,nlev), |
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| 272 | * ptm1(nlon,nlev), |
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| 273 | * pmea(nlon),pstd(nlon),psig(nlon), |
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| 274 | * pgam(nlon),pthe(nlon),ppic(nlon),pval(nlon), |
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| 275 | * pgeom1(nlon,nlev), |
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| 276 | * papm1(nlon,nlev), |
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| 277 | * paphm1(nlon,nlev+1) |
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| 278 | c |
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| 279 | integer kdx(nlon),ktest(nlon) |
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| 280 | c----------------------------------------------------------------------- |
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| 281 | c |
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| 282 | c* 0.2 local arrays |
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| 283 | c ------------ |
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| 284 | integer isect(klon), |
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| 285 | * icrit(klon), |
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| 286 | * ikcrith(klon), |
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| 287 | * ikenvh(klon), |
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| 288 | * iknu(klon), |
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| 289 | * iknu2(klon), |
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| 290 | * ikcrit(klon), |
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| 291 | * ikhlim(klon) |
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| 292 | c |
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| 293 | real ztau(klon,klev+1), |
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| 294 | * zstab(klon,klev+1), |
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| 295 | * zvph(klon,klev+1), |
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| 296 | * zrho(klon,klev+1), |
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| 297 | * zri(klon,klev+1), |
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| 298 | * zpsi(klon,klev+1), |
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| 299 | * zzdep(klon,klev) |
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| 300 | real zdudt(klon), |
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| 301 | * zdvdt(klon), |
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| 302 | * zdtdt(klon), |
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| 303 | * zdedt(klon), |
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| 304 | * zvidis(klon), |
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| 305 | * ztfr(klon), |
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| 306 | * znu(klon), |
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| 307 | * zd1(klon), |
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| 308 | * zd2(klon), |
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| 309 | * zdmod(klon) |
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| 310 | |
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| 311 | |
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| 312 | c local quantities: |
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| 313 | |
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| 314 | integer jl,jk,ji |
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| 315 | real ztmst,zdelp,ztemp,zforc,ztend,rover |
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| 316 | real zb,zc,zconb,zabsv,zzd1,ratio,zbet,zust,zvst,zdis |
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| 317 | |
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| 318 | c |
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| 319 | c------------------------------------------------------------------ |
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| 320 | c |
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| 321 | c* 1. initialization |
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| 322 | c -------------- |
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| 323 | c |
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| 324 | c print *,' in orodrag' |
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| 325 | 100 continue |
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| 326 | c |
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| 327 | c ------------------------------------------------------------------ |
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| 328 | c |
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| 329 | c* 1.1 computational constants |
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| 330 | c ----------------------- |
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| 331 | c |
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| 332 | 110 continue |
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| 333 | c |
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| 334 | c ztmst=twodt |
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| 335 | c if(nstep.eq.nstart) ztmst=0.5*twodt |
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| 336 | ztmst=ptsphy |
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| 337 | c ------------------------------------------------------------------ |
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| 338 | c |
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| 339 | 120 continue |
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| 340 | c |
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| 341 | c ------------------------------------------------------------------ |
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| 342 | c |
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| 343 | c* 1.3 check whether row contains point for printing |
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| 344 | c --------------------------------------------- |
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| 345 | c |
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| 346 | 130 continue |
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| 347 | c |
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| 348 | c ------------------------------------------------------------------ |
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| 349 | c |
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| 350 | c* 2. precompute basic state variables. |
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| 351 | c* ---------- ----- ----- ---------- |
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| 352 | c* define low level wind, project winds in plane of |
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| 353 | c* low level wind, determine sector in which to take |
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| 354 | c* the variance and set indicator for critical levels. |
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| 355 | c |
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| 356 | |
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| 357 | 200 continue |
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| 358 | c |
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| 359 | c |
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| 360 | c |
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| 361 | call orosetup_strato |
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| 362 | * ( nlon, nlev , ktest |
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| 363 | * , ikcrit, ikcrith, icrit, isect, ikhlim, ikenvh,iknu,iknu2 |
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| 364 | * , paphm1, papm1 , pum1 , pvm1 , ptm1 , pgeom1, pstd |
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| 365 | * , zrho , zri , zstab , ztau , zvph , zpsi, zzdep |
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| 366 | * , pulow, pvlow |
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| 367 | * , pthe,pgam,pmea,ppic,pval,znu ,zd1, zd2, zdmod ) |
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| 368 | |
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| 369 | |
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| 370 | c |
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| 371 | c |
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| 372 | c |
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| 373 | c*********************************************************** |
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| 374 | c |
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| 375 | c |
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| 376 | c* 3. compute low level stresses using subcritical and |
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| 377 | c* supercritical forms.computes anisotropy coefficient |
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| 378 | c* as measure of orographic twodimensionality. |
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| 379 | c |
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| 380 | 300 continue |
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| 381 | c |
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| 382 | call gwstress_strato |
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| 383 | * ( nlon , nlev |
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| 384 | * , ikcrit, isect, ikhlim, ktest, ikcrith, icrit, ikenvh, iknu |
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| 385 | * , zrho , zstab, zvph , pstd, psig, pmea, ppic, pval |
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| 386 | * , ztfr , ztau |
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| 387 | * , pgeom1,pgam,zd1,zd2,zdmod,znu) |
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| 388 | |
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| 389 | c |
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| 390 | c |
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| 391 | c* 4. compute stress profile including |
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| 392 | c trapped waves, wave breaking, |
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| 393 | c linear decay in stratosphere. |
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| 394 | c |
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| 395 | 400 continue |
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| 396 | c |
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| 397 | c |
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| 398 | |
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| 399 | call gwprofil_strato |
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| 400 | * ( nlon , nlev |
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| 401 | * , kgwd , kdx , ktest |
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| 402 | * , ikcrit, ikcrith, icrit , ikenvh, iknu |
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| 403 | * ,iknu2 , paphm1, zrho , zstab , ztfr , zvph |
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| 404 | * , zri , ztau |
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| 405 | |
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| 406 | * , zdmod , znu , psig , pgam , pstd , ppic , pval) |
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| 407 | |
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| 408 | c |
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| 409 | c* 5. Compute tendencies from waves stress profile. |
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| 410 | c Compute low level blocked flow drag. |
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| 411 | c* -------------------------------------------- |
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| 412 | c |
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| 413 | 500 continue |
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| 414 | |
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| 415 | |
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| 416 | c |
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| 417 | c explicit solution at all levels for the gravity wave |
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| 418 | c implicit solution for the blocked levels |
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| 419 | |
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| 420 | do 510 jl=kidia,kfdia |
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| 421 | zvidis(jl)=0.0 |
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| 422 | zdudt(jl)=0.0 |
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| 423 | zdvdt(jl)=0.0 |
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| 424 | zdtdt(jl)=0.0 |
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| 425 | 510 continue |
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| 426 | c |
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| 427 | |
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| 428 | do 524 jk=1,klev |
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| 429 | c |
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| 430 | |
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| 431 | C WAVE STRESS |
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| 432 | C------------- |
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| 433 | c |
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| 434 | c |
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| 435 | do 523 ji=kidia,kfdia |
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| 436 | |
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| 437 | if(ktest(ji).eq.1) then |
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| 438 | |
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| 439 | zdelp=paphm1(ji,jk+1)-paphm1(ji,jk) |
|---|
| 440 | ztemp=-rg*(ztau(ji,jk+1)-ztau(ji,jk))/(zvph(ji,klev+1)*zdelp) |
|---|
| 441 | |
|---|
| 442 | zdudt(ji)=(pulow(ji)*zd1(ji)-pvlow(ji)*zd2(ji))*ztemp/zdmod(ji) |
|---|
| 443 | zdvdt(ji)=(pvlow(ji)*zd1(ji)+pulow(ji)*zd2(ji))*ztemp/zdmod(ji) |
|---|
| 444 | c |
|---|
| 445 | c Control Overshoots |
|---|
| 446 | c |
|---|
| 447 | |
|---|
| 448 | if(jk.ge.nstra)then |
|---|
| 449 | rover=0.10 |
|---|
| 450 | if(abs(zdudt(ji)).gt.rover*abs(pum1(ji,jk))/ztmst) |
|---|
| 451 | C zdudt(ji)=rover*abs(pum1(ji,jk))/ztmst* |
|---|
| 452 | C zdudt(ji)/(abs(zdudt(ji))+1.E-10) |
|---|
| 453 | if(abs(zdvdt(ji)).gt.rover*abs(pvm1(ji,jk))/ztmst) |
|---|
| 454 | C zdvdt(ji)=rover*abs(pvm1(ji,jk))/ztmst* |
|---|
| 455 | C zdvdt(ji)/(abs(zdvdt(ji))+1.E-10) |
|---|
| 456 | endif |
|---|
| 457 | |
|---|
| 458 | rover=0.25 |
|---|
| 459 | zforc=sqrt(zdudt(ji)**2+zdvdt(ji)**2) |
|---|
| 460 | ztend=sqrt(pum1(ji,jk)**2+pvm1(ji,jk)**2)/ztmst |
|---|
| 461 | |
|---|
| 462 | if(zforc.ge.rover*ztend)then |
|---|
| 463 | zdudt(ji)=rover*ztend/zforc*zdudt(ji) |
|---|
| 464 | zdvdt(ji)=rover*ztend/zforc*zdvdt(ji) |
|---|
| 465 | endif |
|---|
| 466 | c |
|---|
| 467 | c BLOCKED FLOW DRAG: |
|---|
| 468 | C ----------------- |
|---|
| 469 | c |
|---|
| 470 | if(jk.gt.ikenvh(ji)) then |
|---|
| 471 | zb=1.0-0.18*pgam(ji)-0.04*pgam(ji)**2 |
|---|
| 472 | zc=0.48*pgam(ji)+0.3*pgam(ji)**2 |
|---|
| 473 | zconb=2.*ztmst*gkwake*psig(ji)/(4.*pstd(ji)) |
|---|
| 474 | zabsv=sqrt(pum1(ji,jk)**2+pvm1(ji,jk)**2)/2. |
|---|
| 475 | zzd1=zb*cos(zpsi(ji,jk))**2+zc*sin(zpsi(ji,jk))**2 |
|---|
| 476 | ratio=(cos(zpsi(ji,jk))**2+pgam(ji)*sin(zpsi(ji,jk))**2)/ |
|---|
| 477 | * (pgam(ji)*cos(zpsi(ji,jk))**2+sin(zpsi(ji,jk))**2) |
|---|
| 478 | zbet=max(0.,2.-1./ratio)*zconb*zzdep(ji,jk)*zzd1*zabsv |
|---|
| 479 | c |
|---|
| 480 | c OPPOSED TO THE WIND |
|---|
| 481 | c |
|---|
| 482 | zdudt(ji)=-pum1(ji,jk)/ztmst |
|---|
| 483 | zdvdt(ji)=-pvm1(ji,jk)/ztmst |
|---|
| 484 | c |
|---|
| 485 | c PERPENDICULAR TO THE SSO MAIN AXIS: |
|---|
| 486 | C |
|---|
| 487 | cmod zdudt(ji)=-(pum1(ji,jk)*cos(pthe(ji)*rpi/180.) |
|---|
| 488 | cmod * +pvm1(ji,jk)*sin(pthe(ji)*rpi/180.)) |
|---|
| 489 | cmod * *cos(pthe(ji)*rpi/180.)/ztmst |
|---|
| 490 | cmod zdvdt(ji)=-(pum1(ji,jk)*cos(pthe(ji)*rpi/180.) |
|---|
| 491 | cmod * +pvm1(ji,jk)*sin(pthe(ji)*rpi/180.)) |
|---|
| 492 | cmod * *sin(pthe(ji)*rpi/180.)/ztmst |
|---|
| 493 | C |
|---|
| 494 | zdudt(ji)=zdudt(ji)*(zbet/(1.+zbet)) |
|---|
| 495 | zdvdt(ji)=zdvdt(ji)*(zbet/(1.+zbet)) |
|---|
| 496 | end if |
|---|
| 497 | pvom(ji,jk)=zdudt(ji) |
|---|
| 498 | pvol(ji,jk)=zdvdt(ji) |
|---|
| 499 | zust=pum1(ji,jk)+ztmst*zdudt(ji) |
|---|
| 500 | zvst=pvm1(ji,jk)+ztmst*zdvdt(ji) |
|---|
| 501 | zdis=0.5*(pum1(ji,jk)**2+pvm1(ji,jk)**2-zust**2-zvst**2) |
|---|
| 502 | zdedt(ji)=zdis/ztmst |
|---|
| 503 | zvidis(ji)=zvidis(ji)+zdis*zdelp |
|---|
| 504 | zdtdt(ji)=zdedt(ji)/rcpd |
|---|
| 505 | c |
|---|
| 506 | c NO TENDENCIES ON TEMPERATURE ..... |
|---|
| 507 | c |
|---|
| 508 | c Instead of, pte(ji,jk)=zdtdt(ji), due to mechanical dissipation |
|---|
| 509 | c |
|---|
| 510 | pte(ji,jk)=0.0 |
|---|
| 511 | |
|---|
| 512 | endif |
|---|
| 513 | |
|---|
| 514 | 523 continue |
|---|
| 515 | 524 continue |
|---|
| 516 | c |
|---|
| 517 | c |
|---|
| 518 | 501 continue |
|---|
| 519 | |
|---|
| 520 | return |
|---|
| 521 | end |
|---|
| 522 | SUBROUTINE orosetup_strato |
|---|
| 523 | * ( nlon , nlev , ktest |
|---|
| 524 | * , kkcrit, kkcrith, kcrit, ksect , kkhlim |
|---|
| 525 | * , kkenvh, kknu , kknu2 |
|---|
| 526 | * , paphm1, papm1 , pum1 , pvm1 , ptm1 , pgeom1, pstd |
|---|
| 527 | * , prho , pri , pstab , ptau , pvph ,ppsi, pzdep |
|---|
| 528 | * , pulow , pvlow |
|---|
| 529 | * , ptheta, pgam, pmea, ppic, pval |
|---|
| 530 | * , pnu , pd1 , pd2 ,pdmod ) |
|---|
| 531 | C |
|---|
| 532 | c**** *gwsetup* |
|---|
| 533 | c |
|---|
| 534 | c purpose. |
|---|
| 535 | c -------- |
|---|
| 536 | c SET-UP THE ESSENTIAL PARAMETERS OF THE SSO DRAG SCHEME: |
|---|
| 537 | C DEPTH OF LOW WBLOCKED LAYER, LOW-LEVEL FLOW, BACKGROUND |
|---|
| 538 | C STRATIFICATION..... |
|---|
| 539 | c |
|---|
| 540 | c** interface. |
|---|
| 541 | c ---------- |
|---|
| 542 | c from *orodrag* |
|---|
| 543 | c |
|---|
| 544 | c explicit arguments : |
|---|
| 545 | c -------------------- |
|---|
| 546 | c ==== inputs === |
|---|
| 547 | c |
|---|
| 548 | c nlon----input-I-Total number of horizontal points that get into physics |
|---|
| 549 | c nlev----input-I-Number of vertical levels |
|---|
| 550 | c ktest--input-I: Flags to indicate active points |
|---|
| 551 | c |
|---|
| 552 | c ptsphy--input-R-Time-step (s) |
|---|
| 553 | c paphm1--input-R: pressure at model 1/2 layer |
|---|
| 554 | c papm1---input-R: pressure at model layer |
|---|
| 555 | c pgeom1--input-R: Altitude of layer above ground |
|---|
| 556 | c ptm1, pum1, pvm1--R-: t, u and v |
|---|
| 557 | c pmea----input-R-Mean Orography (m) |
|---|
| 558 | C pstd----input-R-SSO standard deviation (m) |
|---|
| 559 | c psig----input-R-SSO slope |
|---|
| 560 | c pgam----input-R-SSO Anisotropy |
|---|
| 561 | c pthe----input-R-SSO Angle |
|---|
| 562 | c ppic----input-R-SSO Peacks elevation (m) |
|---|
| 563 | c pval----input-R-SSO Valleys elevation (m) |
|---|
| 564 | |
|---|
| 565 | c ==== outputs === |
|---|
| 566 | c pulow, pvlow -output-R: Low-level wind |
|---|
| 567 | c kkcrit----I-: Security value for top of low level flow |
|---|
| 568 | c kcrit-----I-: Critical level |
|---|
| 569 | c ksect-----I-: Not used |
|---|
| 570 | c kkhlim----I-: Not used |
|---|
| 571 | c kkenvh----I-: Top of blocked flow layer |
|---|
| 572 | c kknu------I-: Layer that sees mountain peacks |
|---|
| 573 | c kknu2-----I-: Layer that sees mountain peacks above mountain mean |
|---|
| 574 | c kknub-----I-: Layer that sees mountain mean above valleys |
|---|
| 575 | c prho------R-: Density at 1/2 layers |
|---|
| 576 | c pri-------R-: Background Richardson Number, Wind shear measured along GW stress |
|---|
| 577 | c pstab-----R-: Brunt-Vaisala freq. at 1/2 layers |
|---|
| 578 | c pvph------R-: Wind in plan of GW stress, Half levels. |
|---|
| 579 | c ppsi------R-: Angle between low level wind and SS0 main axis. |
|---|
| 580 | c pd1-------R-| Compared the ratio of the stress |
|---|
| 581 | c pd2-------R-| that is along the wind to that Normal to it. |
|---|
| 582 | c pdi define the plane of low level stress |
|---|
| 583 | c compared to the low level wind. |
|---|
| 584 | c see p. 108 Lott & Miller (1997). |
|---|
| 585 | c pdmod-----R-: Norme of pdi |
|---|
| 586 | |
|---|
| 587 | c === local arrays === |
|---|
| 588 | c |
|---|
| 589 | c zvpf------R-: Wind projected in the plan of the low-level stress. |
|---|
| 590 | |
|---|
| 591 | c ==== outputs === |
|---|
| 592 | c |
|---|
| 593 | c implicit arguments : none |
|---|
| 594 | c -------------------- |
|---|
| 595 | c |
|---|
| 596 | c method. |
|---|
| 597 | c ------- |
|---|
| 598 | c |
|---|
| 599 | c |
|---|
| 600 | c externals. |
|---|
| 601 | c ---------- |
|---|
| 602 | c |
|---|
| 603 | c |
|---|
| 604 | c reference. |
|---|
| 605 | c ---------- |
|---|
| 606 | c |
|---|
| 607 | c see ecmwf research department documentation of the "i.f.s." |
|---|
| 608 | c |
|---|
| 609 | c author. |
|---|
| 610 | c ------- |
|---|
| 611 | c |
|---|
| 612 | c modifications. |
|---|
| 613 | c -------------- |
|---|
| 614 | c f.lott for the new-gwdrag scheme november 1993 |
|---|
| 615 | c |
|---|
| 616 | c----------------------------------------------------------------------- |
|---|
| 617 | USE dimphy |
|---|
| 618 | implicit none |
|---|
| 619 | c |
|---|
| 620 | |
|---|
| 621 | cym#include "dimensions.h" |
|---|
| 622 | cym#include "dimphy.h" |
|---|
| 623 | #include "YOMCST.h" |
|---|
| 624 | #include "YOEGWD.h" |
|---|
| 625 | |
|---|
| 626 | c----------------------------------------------------------------------- |
|---|
| 627 | c |
|---|
| 628 | c* 0.1 arguments |
|---|
| 629 | c --------- |
|---|
| 630 | c |
|---|
| 631 | integer nlon,nlev |
|---|
| 632 | integer kkcrit(nlon),kkcrith(nlon),kcrit(nlon),ksect(nlon), |
|---|
| 633 | * kkhlim(nlon),ktest(nlon),kkenvh(nlon) |
|---|
| 634 | |
|---|
| 635 | c |
|---|
| 636 | real paphm1(nlon,klev+1),papm1(nlon,klev),pum1(nlon,klev), |
|---|
| 637 | * pvm1(nlon,klev),ptm1(nlon,klev),pgeom1(nlon,klev), |
|---|
| 638 | * prho(nlon,klev+1),pri(nlon,klev+1),pstab(nlon,klev+1), |
|---|
| 639 | * ptau(nlon,klev+1),pvph(nlon,klev+1),ppsi(nlon,klev+1), |
|---|
| 640 | * pzdep(nlon,klev) |
|---|
| 641 | real pulow(nlon),pvlow(nlon),ptheta(nlon),pgam(nlon),pnu(nlon), |
|---|
| 642 | * pd1(nlon),pd2(nlon),pdmod(nlon) |
|---|
| 643 | real pstd(nlon),pmea(nlon),ppic(nlon),pval(nlon) |
|---|
| 644 | c |
|---|
| 645 | c----------------------------------------------------------------------- |
|---|
| 646 | c |
|---|
| 647 | c* 0.2 local arrays |
|---|
| 648 | c ------------ |
|---|
| 649 | c |
|---|
| 650 | c |
|---|
| 651 | integer ilevh ,jl,jk |
|---|
| 652 | real zcons1,zcons2,zhgeo,zu,zphi |
|---|
| 653 | real zvt1,zvt2,zdwind,zwind,zdelp |
|---|
| 654 | real zstabm,zstabp,zrhom,zrhop |
|---|
| 655 | logical lo |
|---|
| 656 | logical ll1(klon,klev+1) |
|---|
| 657 | integer kknu(klon),kknu2(klon),kknub(klon),kknul(klon), |
|---|
| 658 | * kentp(klon),ncount(klon) |
|---|
| 659 | c |
|---|
| 660 | real zhcrit(klon,klev),zvpf(klon,klev), |
|---|
| 661 | * zdp(klon,klev) |
|---|
| 662 | real znorm(klon),zb(klon),zc(klon), |
|---|
| 663 | * zulow(klon),zvlow(klon),znup(klon),znum(klon) |
|---|
| 664 | c |
|---|
| 665 | c ------------------------------------------------------------------ |
|---|
| 666 | c |
|---|
| 667 | c* 1. initialization |
|---|
| 668 | c -------------- |
|---|
| 669 | c |
|---|
| 670 | c PRINT *,' in orosetup' |
|---|
| 671 | 100 continue |
|---|
| 672 | c |
|---|
| 673 | c ------------------------------------------------------------------ |
|---|
| 674 | c |
|---|
| 675 | c* 1.1 computational constants |
|---|
| 676 | c ----------------------- |
|---|
| 677 | c |
|---|
| 678 | 110 continue |
|---|
| 679 | c |
|---|
| 680 | ilevh =klev/3 |
|---|
| 681 | c |
|---|
| 682 | zcons1=1./rd |
|---|
| 683 | zcons2=rg**2/rcpd |
|---|
| 684 | c |
|---|
| 685 | c |
|---|
| 686 | c ------------------------------------------------------------------ |
|---|
| 687 | c |
|---|
| 688 | c* 2. |
|---|
| 689 | c -------------- |
|---|
| 690 | c |
|---|
| 691 | 200 continue |
|---|
| 692 | c |
|---|
| 693 | c ------------------------------------------------------------------ |
|---|
| 694 | c |
|---|
| 695 | c* 2.1 define low level wind, project winds in plane of |
|---|
| 696 | c* low level wind, determine sector in which to take |
|---|
| 697 | c* the variance and set indicator for critical levels. |
|---|
| 698 | c |
|---|
| 699 | c |
|---|
| 700 | c |
|---|
| 701 | do 2001 jl=kidia,kfdia |
|---|
| 702 | kknu(jl) =klev |
|---|
| 703 | kknu2(jl) =klev |
|---|
| 704 | kknub(jl) =klev |
|---|
| 705 | kknul(jl) =klev |
|---|
| 706 | pgam(jl) =max(pgam(jl),gtsec) |
|---|
| 707 | ll1(jl,klev+1)=.false. |
|---|
| 708 | 2001 continue |
|---|
| 709 | c |
|---|
| 710 | c Ajouter une initialisation (L. Li, le 23fev99): |
|---|
| 711 | c |
|---|
| 712 | do jk=klev,ilevh,-1 |
|---|
| 713 | do jl=kidia,kfdia |
|---|
| 714 | ll1(jl,jk)= .false. |
|---|
| 715 | ENDDO |
|---|
| 716 | ENDDO |
|---|
| 717 | c |
|---|
| 718 | c* define top of low level flow |
|---|
| 719 | c ---------------------------- |
|---|
| 720 | do 2002 jk=klev,ilevh,-1 |
|---|
| 721 | do 2003 jl=kidia,kfdia |
|---|
| 722 | if(ktest(jl).eq.1) then |
|---|
| 723 | lo=(paphm1(jl,jk)/paphm1(jl,klev+1)).ge.gsigcr |
|---|
| 724 | if(lo) then |
|---|
| 725 | kkcrit(jl)=jk |
|---|
| 726 | endif |
|---|
| 727 | zhcrit(jl,jk)=ppic(jl)-pval(jl) |
|---|
| 728 | zhgeo=pgeom1(jl,jk)/rg |
|---|
| 729 | ll1(jl,jk)=(zhgeo.gt.zhcrit(jl,jk)) |
|---|
| 730 | if(ll1(jl,jk).neqv.ll1(jl,jk+1)) then |
|---|
| 731 | kknu(jl)=jk |
|---|
| 732 | endif |
|---|
| 733 | if(.not.ll1(jl,ilevh))kknu(jl)=ilevh |
|---|
| 734 | endif |
|---|
| 735 | 2003 continue |
|---|
| 736 | 2002 continue |
|---|
| 737 | do 2004 jk=klev,ilevh,-1 |
|---|
| 738 | do 2005 jl=kidia,kfdia |
|---|
| 739 | if(ktest(jl).eq.1) then |
|---|
| 740 | zhcrit(jl,jk)=ppic(jl)-pmea(jl) |
|---|
| 741 | zhgeo=pgeom1(jl,jk)/rg |
|---|
| 742 | ll1(jl,jk)=(zhgeo.gt.zhcrit(jl,jk)) |
|---|
| 743 | if(ll1(jl,jk).neqv.ll1(jl,jk+1)) then |
|---|
| 744 | kknu2(jl)=jk |
|---|
| 745 | endif |
|---|
| 746 | if(.not.ll1(jl,ilevh))kknu2(jl)=ilevh |
|---|
| 747 | endif |
|---|
| 748 | 2005 continue |
|---|
| 749 | 2004 continue |
|---|
| 750 | do 2006 jk=klev,ilevh,-1 |
|---|
| 751 | do 2007 jl=kidia,kfdia |
|---|
| 752 | if(ktest(jl).eq.1) then |
|---|
| 753 | zhcrit(jl,jk)=amin1(ppic(jl)-pmea(jl),pmea(jl)-pval(jl)) |
|---|
| 754 | zhgeo=pgeom1(jl,jk)/rg |
|---|
| 755 | ll1(jl,jk)=(zhgeo.gt.zhcrit(jl,jk)) |
|---|
| 756 | if(ll1(jl,jk).neqv.ll1(jl,jk+1)) then |
|---|
| 757 | kknub(jl)=jk |
|---|
| 758 | endif |
|---|
| 759 | if(.not.ll1(jl,ilevh))kknub(jl)=ilevh |
|---|
| 760 | endif |
|---|
| 761 | 2007 continue |
|---|
| 762 | 2006 continue |
|---|
| 763 | c |
|---|
| 764 | do 2010 jl=kidia,kfdia |
|---|
| 765 | if(ktest(jl).eq.1) then |
|---|
| 766 | kknu(jl)=min(kknu(jl),nktopg) |
|---|
| 767 | kknu2(jl)=min(kknu2(jl),nktopg) |
|---|
| 768 | kknub(jl)=min(kknub(jl),nktopg) |
|---|
| 769 | kknul(jl)=klev |
|---|
| 770 | endif |
|---|
| 771 | 2010 continue |
|---|
| 772 | c |
|---|
| 773 | 210 continue |
|---|
| 774 | c |
|---|
| 775 | cc* initialize various arrays |
|---|
| 776 | c |
|---|
| 777 | do 2107 jl=kidia,kfdia |
|---|
| 778 | prho(jl,klev+1) =0.0 |
|---|
| 779 | cym correction en attendant mieux |
|---|
| 780 | prho(jl,1) =0.0 |
|---|
| 781 | pstab(jl,klev+1) =0.0 |
|---|
| 782 | pstab(jl,1) =0.0 |
|---|
| 783 | pri(jl,klev+1) =9999.0 |
|---|
| 784 | ppsi(jl,klev+1) =0.0 |
|---|
| 785 | pri(jl,1) =0.0 |
|---|
| 786 | pvph(jl,1) =0.0 |
|---|
| 787 | pvph(jl,klev+1) =0.0 |
|---|
| 788 | cym correction en attendant mieux |
|---|
| 789 | cym pvph(jl,klev) =0.0 |
|---|
| 790 | pulow(jl) =0.0 |
|---|
| 791 | pvlow(jl) =0.0 |
|---|
| 792 | zulow(jl) =0.0 |
|---|
| 793 | zvlow(jl) =0.0 |
|---|
| 794 | kkcrith(jl) =klev |
|---|
| 795 | kkenvh(jl) =klev |
|---|
| 796 | kentp(jl) =klev |
|---|
| 797 | kcrit(jl) =1 |
|---|
| 798 | ncount(jl) =0 |
|---|
| 799 | ll1(jl,klev+1) =.false. |
|---|
| 800 | 2107 continue |
|---|
| 801 | c |
|---|
| 802 | c* define flow density and stratification (rho and N2) |
|---|
| 803 | c at semi layers. |
|---|
| 804 | c ------------------------------------------------------- |
|---|
| 805 | c |
|---|
| 806 | do 223 jk=klev,2,-1 |
|---|
| 807 | do 222 jl=kidia,kfdia |
|---|
| 808 | if(ktest(jl).eq.1) then |
|---|
| 809 | zdp(jl,jk)=papm1(jl,jk)-papm1(jl,jk-1) |
|---|
| 810 | prho(jl,jk)=2.*paphm1(jl,jk)*zcons1/(ptm1(jl,jk)+ptm1(jl,jk-1)) |
|---|
| 811 | pstab(jl,jk)=2.*zcons2/(ptm1(jl,jk)+ptm1(jl,jk-1))* |
|---|
| 812 | * (1.-rcpd*prho(jl,jk)*(ptm1(jl,jk)-ptm1(jl,jk-1))/zdp(jl,jk)) |
|---|
| 813 | pstab(jl,jk)=max(pstab(jl,jk),gssec) |
|---|
| 814 | endif |
|---|
| 815 | 222 continue |
|---|
| 816 | 223 continue |
|---|
| 817 | c |
|---|
| 818 | c******************************************************************** |
|---|
| 819 | c |
|---|
| 820 | c* define Low level flow (between ground and peacks-valleys) |
|---|
| 821 | c --------------------------------------------------------- |
|---|
| 822 | do 2115 jk=klev,ilevh,-1 |
|---|
| 823 | do 2116 jl=kidia,kfdia |
|---|
| 824 | if(ktest(jl).eq.1) then |
|---|
| 825 | if(jk.ge.kknu2(jl).and.jk.le.kknul(jl)) then |
|---|
| 826 | pulow(jl)=pulow(jl)+pum1(jl,jk)*(paphm1(jl,jk+1)-paphm1(jl,jk)) |
|---|
| 827 | pvlow(jl)=pvlow(jl)+pvm1(jl,jk)*(paphm1(jl,jk+1)-paphm1(jl,jk)) |
|---|
| 828 | pstab(jl,klev+1)=pstab(jl,klev+1) |
|---|
| 829 | c +pstab(jl,jk)*(paphm1(jl,jk+1)-paphm1(jl,jk)) |
|---|
| 830 | prho(jl,klev+1)=prho(jl,klev+1) |
|---|
| 831 | c +prho(jl,jk)*(paphm1(jl,jk+1)-paphm1(jl,jk)) |
|---|
| 832 | end if |
|---|
| 833 | endif |
|---|
| 834 | 2116 continue |
|---|
| 835 | 2115 continue |
|---|
| 836 | do 2110 jl=kidia,kfdia |
|---|
| 837 | if(ktest(jl).eq.1) then |
|---|
| 838 | pulow(jl)=pulow(jl)/(paphm1(jl,kknul(jl)+1)-paphm1(jl,kknu2(jl))) |
|---|
| 839 | pvlow(jl)=pvlow(jl)/(paphm1(jl,kknul(jl)+1)-paphm1(jl,kknu2(jl))) |
|---|
| 840 | znorm(jl)=max(sqrt(pulow(jl)**2+pvlow(jl)**2),gvsec) |
|---|
| 841 | pvph(jl,klev+1)=znorm(jl) |
|---|
| 842 | pstab(jl,klev+1)=pstab(jl,klev+1) |
|---|
| 843 | c /(paphm1(jl,kknul(jl)+1)-paphm1(jl,kknu2(jl))) |
|---|
| 844 | prho(jl,klev+1)=prho(jl,klev+1) |
|---|
| 845 | c /(paphm1(jl,kknul(jl)+1)-paphm1(jl,kknu2(jl))) |
|---|
| 846 | endif |
|---|
| 847 | 2110 continue |
|---|
| 848 | |
|---|
| 849 | c |
|---|
| 850 | c******* setup orography orientation relative to the low level |
|---|
| 851 | C wind and define parameters of the Anisotropic wave stress. |
|---|
| 852 | c |
|---|
| 853 | do 2112 jl=kidia,kfdia |
|---|
| 854 | if(ktest(jl).eq.1) then |
|---|
| 855 | lo=(pulow(jl).lt.gvsec).and.(pulow(jl).ge.-gvsec) |
|---|
| 856 | if(lo) then |
|---|
| 857 | zu=pulow(jl)+2.*gvsec |
|---|
| 858 | else |
|---|
| 859 | zu=pulow(jl) |
|---|
| 860 | endif |
|---|
| 861 | zphi=atan(pvlow(jl)/zu) |
|---|
| 862 | ppsi(jl,klev+1)=ptheta(jl)*rpi/180.-zphi |
|---|
| 863 | zb(jl)=1.-0.18*pgam(jl)-0.04*pgam(jl)**2 |
|---|
| 864 | zc(jl)=0.48*pgam(jl)+0.3*pgam(jl)**2 |
|---|
| 865 | pd1(jl)=zb(jl)-(zb(jl)-zc(jl))*(sin(ppsi(jl,klev+1))**2) |
|---|
| 866 | pd2(jl)=(zb(jl)-zc(jl))*sin(ppsi(jl,klev+1)) |
|---|
| 867 | * *cos(ppsi(jl,klev+1)) |
|---|
| 868 | pdmod(jl)=sqrt(pd1(jl)**2+pd2(jl)**2) |
|---|
| 869 | endif |
|---|
| 870 | 2112 continue |
|---|
| 871 | c |
|---|
| 872 | c ************ projet flow in plane of lowlevel stress ************* |
|---|
| 873 | C ************ Find critical levels... ************* |
|---|
| 874 | c |
|---|
| 875 | do 213 jk=1,klev |
|---|
| 876 | do 212 jl=kidia,kfdia |
|---|
| 877 | if(ktest(jl).eq.1) then |
|---|
| 878 | zvt1 =pulow(jl)*pum1(jl,jk)+pvlow(jl)*pvm1(jl,jk) |
|---|
| 879 | zvt2 =-pvlow(jl)*pum1(jl,jk)+pulow(jl)*pvm1(jl,jk) |
|---|
| 880 | zvpf(jl,jk)=(zvt1*pd1(jl)+zvt2*pd2(jl))/(znorm(jl)*pdmod(jl)) |
|---|
| 881 | endif |
|---|
| 882 | ptau(jl,jk) =0.0 |
|---|
| 883 | pzdep(jl,jk) =0.0 |
|---|
| 884 | ppsi(jl,jk) =0.0 |
|---|
| 885 | ll1(jl,jk) =.false. |
|---|
| 886 | 212 continue |
|---|
| 887 | 213 continue |
|---|
| 888 | do 215 jk=2,klev |
|---|
| 889 | do 214 jl=kidia,kfdia |
|---|
| 890 | if(ktest(jl).eq.1) then |
|---|
| 891 | zdp(jl,jk)=papm1(jl,jk)-papm1(jl,jk-1) |
|---|
| 892 | pvph(jl,jk)=((paphm1(jl,jk)-papm1(jl,jk-1))*zvpf(jl,jk)+ |
|---|
| 893 | * (papm1(jl,jk)-paphm1(jl,jk))*zvpf(jl,jk-1)) |
|---|
| 894 | * /zdp(jl,jk) |
|---|
| 895 | if(pvph(jl,jk).lt.gvsec) then |
|---|
| 896 | pvph(jl,jk)=gvsec |
|---|
| 897 | kcrit(jl)=jk |
|---|
| 898 | endif |
|---|
| 899 | endif |
|---|
| 900 | 214 continue |
|---|
| 901 | 215 continue |
|---|
| 902 | c |
|---|
| 903 | c* 2.3 mean flow richardson number. |
|---|
| 904 | c |
|---|
| 905 | 230 continue |
|---|
| 906 | c |
|---|
| 907 | do 232 jk=2,klev |
|---|
| 908 | do 231 jl=kidia,kfdia |
|---|
| 909 | if(ktest(jl).eq.1) then |
|---|
| 910 | zdwind=max(abs(zvpf(jl,jk)-zvpf(jl,jk-1)),gvsec) |
|---|
| 911 | pri(jl,jk)=pstab(jl,jk)*(zdp(jl,jk) |
|---|
| 912 | * /(rg*prho(jl,jk)*zdwind))**2 |
|---|
| 913 | pri(jl,jk)=max(pri(jl,jk),grcrit) |
|---|
| 914 | endif |
|---|
| 915 | 231 continue |
|---|
| 916 | 232 continue |
|---|
| 917 | |
|---|
| 918 | c |
|---|
| 919 | c |
|---|
| 920 | c* define top of 'envelope' layer |
|---|
| 921 | c ---------------------------- |
|---|
| 922 | |
|---|
| 923 | do 233 jl=kidia,kfdia |
|---|
| 924 | pnu (jl)=0.0 |
|---|
| 925 | znum(jl)=0.0 |
|---|
| 926 | 233 continue |
|---|
| 927 | |
|---|
| 928 | do 234 jk=2,klev-1 |
|---|
| 929 | do 234 jl=kidia,kfdia |
|---|
| 930 | |
|---|
| 931 | if(ktest(jl).eq.1) then |
|---|
| 932 | |
|---|
| 933 | if (jk.ge.kknu2(jl)) then |
|---|
| 934 | |
|---|
| 935 | znum(jl)=pnu(jl) |
|---|
| 936 | zwind=(pulow(jl)*pum1(jl,jk)+pvlow(jl)*pvm1(jl,jk))/ |
|---|
| 937 | * max(sqrt(pulow(jl)**2+pvlow(jl)**2),gvsec) |
|---|
| 938 | zwind=max(sqrt(zwind**2),gvsec) |
|---|
| 939 | zdelp=paphm1(jl,jk+1)-paphm1(jl,jk) |
|---|
| 940 | zstabm=sqrt(max(pstab(jl,jk ),gssec)) |
|---|
| 941 | zstabp=sqrt(max(pstab(jl,jk+1),gssec)) |
|---|
| 942 | zrhom=prho(jl,jk ) |
|---|
| 943 | zrhop=prho(jl,jk+1) |
|---|
| 944 | pnu(jl) = pnu(jl) + (zdelp/rg)* |
|---|
| 945 | * ((zstabp/zrhop+zstabm/zrhom)/2.)/zwind |
|---|
| 946 | if((znum(jl).le.gfrcrit).and.(pnu(jl).gt.gfrcrit) |
|---|
| 947 | * .and.(kkenvh(jl).eq.klev)) |
|---|
| 948 | * kkenvh(jl)=jk |
|---|
| 949 | |
|---|
| 950 | endif |
|---|
| 951 | |
|---|
| 952 | endif |
|---|
| 953 | |
|---|
| 954 | 234 continue |
|---|
| 955 | |
|---|
| 956 | c calculation of a dynamical mixing height for when the waves |
|---|
| 957 | C BREAK AT LOW LEVEL: The drag will be repartited over |
|---|
| 958 | C a depths that depends on waves vertical wavelength, |
|---|
| 959 | C not just between two adjacent model layers. |
|---|
| 960 | c of gravity waves: |
|---|
| 961 | |
|---|
| 962 | do 235 jl=kidia,kfdia |
|---|
| 963 | znup(jl)=0.0 |
|---|
| 964 | znum(jl)=0.0 |
|---|
| 965 | 235 continue |
|---|
| 966 | |
|---|
| 967 | do 236 jk=klev-1,2,-1 |
|---|
| 968 | do 236 jl=kidia,kfdia |
|---|
| 969 | |
|---|
| 970 | if(ktest(jl).eq.1) then |
|---|
| 971 | |
|---|
| 972 | znum(jl)=znup(jl) |
|---|
| 973 | zwind=(pulow(jl)*pum1(jl,jk)+pvlow(jl)*pvm1(jl,jk))/ |
|---|
| 974 | * max(sqrt(pulow(jl)**2+pvlow(jl)**2),gvsec) |
|---|
| 975 | zwind=max(sqrt(zwind**2),gvsec) |
|---|
| 976 | zdelp=paphm1(jl,jk+1)-paphm1(jl,jk) |
|---|
| 977 | zstabm=sqrt(max(pstab(jl,jk ),gssec)) |
|---|
| 978 | zstabp=sqrt(max(pstab(jl,jk+1),gssec)) |
|---|
| 979 | zrhom=prho(jl,jk ) |
|---|
| 980 | zrhop=prho(jl,jk+1) |
|---|
| 981 | znup(jl) = znup(jl) + (zdelp/rg)* |
|---|
| 982 | * ((zstabp/zrhop+zstabm/zrhom)/2.)/zwind |
|---|
| 983 | if((znum(jl).le.rpi/4.).and.(znup(jl).gt.rpi/4.) |
|---|
| 984 | * .and.(kkcrith(jl).eq.klev)) |
|---|
| 985 | * kkcrith(jl)=jk |
|---|
| 986 | |
|---|
| 987 | endif |
|---|
| 988 | |
|---|
| 989 | 236 continue |
|---|
| 990 | |
|---|
| 991 | do 237 jl=kidia,kfdia |
|---|
| 992 | if(ktest(jl).eq.1) then |
|---|
| 993 | kkcrith(jl)=max0(kkcrith(jl),ilevh*2) |
|---|
| 994 | kkcrith(jl)=max0(kkcrith(jl),kknu(jl)) |
|---|
| 995 | if(kcrit(jl).ge.kkcrith(jl))kcrit(jl)=1 |
|---|
| 996 | endif |
|---|
| 997 | 237 continue |
|---|
| 998 | c |
|---|
| 999 | c directional info for flow blocking ************************* |
|---|
| 1000 | c |
|---|
| 1001 | do 251 jk=1,klev |
|---|
| 1002 | do 252 jl=kidia,kfdia |
|---|
| 1003 | if(ktest(jl).eq.1) then |
|---|
| 1004 | lo=(pum1(jl,jk).lt.gvsec).and.(pum1(jl,jk).ge.-gvsec) |
|---|
| 1005 | if(lo) then |
|---|
| 1006 | zu=pum1(jl,jk)+2.*gvsec |
|---|
| 1007 | else |
|---|
| 1008 | zu=pum1(jl,jk) |
|---|
| 1009 | endif |
|---|
| 1010 | zphi=atan(pvm1(jl,jk)/zu) |
|---|
| 1011 | ppsi(jl,jk)=ptheta(jl)*rpi/180.-zphi |
|---|
| 1012 | endif |
|---|
| 1013 | 252 continue |
|---|
| 1014 | 251 continue |
|---|
| 1015 | |
|---|
| 1016 | c forms the vertical 'leakiness' ************************** |
|---|
| 1017 | |
|---|
| 1018 | do 254 jk=ilevh,klev |
|---|
| 1019 | do 253 jl=kidia,kfdia |
|---|
| 1020 | if(ktest(jl).eq.1) then |
|---|
| 1021 | pzdep(jl,jk)=0 |
|---|
| 1022 | if(jk.ge.kkenvh(jl).and.kkenvh(jl).ne.klev) then |
|---|
| 1023 | pzdep(jl,jk)=(pgeom1(jl,kkenvh(jl) )-pgeom1(jl, jk))/ |
|---|
| 1024 | * (pgeom1(jl,kkenvh(jl) )-pgeom1(jl,klev)) |
|---|
| 1025 | end if |
|---|
| 1026 | endif |
|---|
| 1027 | 253 continue |
|---|
| 1028 | 254 continue |
|---|
| 1029 | |
|---|
| 1030 | return |
|---|
| 1031 | end |
|---|
| 1032 | SUBROUTINE gwstress_strato |
|---|
| 1033 | * ( nlon , nlev |
|---|
| 1034 | * , kkcrit, ksect, kkhlim, ktest, kkcrith, kcrit, kkenvh |
|---|
| 1035 | * , kknu |
|---|
| 1036 | * , prho , pstab , pvph , pstd, psig |
|---|
| 1037 | * , pmea , ppic , pval , ptfr , ptau |
|---|
| 1038 | * , pgeom1 , pgamma , pd1 , pd2 , pdmod , pnu ) |
|---|
| 1039 | c |
|---|
| 1040 | c**** *gwstress* |
|---|
| 1041 | c |
|---|
| 1042 | c purpose. |
|---|
| 1043 | c -------- |
|---|
| 1044 | c Compute the surface stress due to Gravity Waves, according |
|---|
| 1045 | c to the Phillips (1979) theory of 3-D flow above |
|---|
| 1046 | c anisotropic elliptic ridges. |
|---|
| 1047 | |
|---|
| 1048 | C The stress is reduced two account for cut-off flow over |
|---|
| 1049 | C hill. The flow only see that part of the ridge located |
|---|
| 1050 | c above the blocked layer (see zeff). |
|---|
| 1051 | c |
|---|
| 1052 | c** interface. |
|---|
| 1053 | c ---------- |
|---|
| 1054 | c call *gwstress* from *gwdrag* |
|---|
| 1055 | c |
|---|
| 1056 | c explicit arguments : |
|---|
| 1057 | c -------------------- |
|---|
| 1058 | c ==== inputs === |
|---|
| 1059 | c ==== outputs === |
|---|
| 1060 | c |
|---|
| 1061 | c implicit arguments : none |
|---|
| 1062 | c -------------------- |
|---|
| 1063 | c |
|---|
| 1064 | c method. |
|---|
| 1065 | c ------- |
|---|
| 1066 | c |
|---|
| 1067 | c |
|---|
| 1068 | c externals. |
|---|
| 1069 | c ---------- |
|---|
| 1070 | c |
|---|
| 1071 | c |
|---|
| 1072 | c reference. |
|---|
| 1073 | c ---------- |
|---|
| 1074 | c |
|---|
| 1075 | c LOTT and MILLER (1997) & LOTT (1999) |
|---|
| 1076 | c |
|---|
| 1077 | c author. |
|---|
| 1078 | c ------- |
|---|
| 1079 | c |
|---|
| 1080 | c modifications. |
|---|
| 1081 | c -------------- |
|---|
| 1082 | c f. lott put the new gwd on ifs 22/11/93 |
|---|
| 1083 | c |
|---|
| 1084 | c----------------------------------------------------------------------- |
|---|
| 1085 | USE dimphy |
|---|
| 1086 | implicit none |
|---|
| 1087 | |
|---|
| 1088 | cym#include "dimensions.h" |
|---|
| 1089 | cym#include "dimphy.h" |
|---|
| 1090 | #include "YOMCST.h" |
|---|
| 1091 | #include "YOEGWD.h" |
|---|
| 1092 | |
|---|
| 1093 | c----------------------------------------------------------------------- |
|---|
| 1094 | c |
|---|
| 1095 | c* 0.1 arguments |
|---|
| 1096 | c --------- |
|---|
| 1097 | c |
|---|
| 1098 | integer nlon,nlev |
|---|
| 1099 | integer kkcrit(nlon),kkcrith(nlon),kcrit(nlon),ksect(nlon), |
|---|
| 1100 | * kkhlim(nlon),ktest(nlon),kkenvh(nlon),kknu(nlon) |
|---|
| 1101 | c |
|---|
| 1102 | real prho(nlon,nlev+1),pstab(nlon,nlev+1),ptau(nlon,nlev+1), |
|---|
| 1103 | * pvph(nlon,nlev+1),ptfr(nlon), |
|---|
| 1104 | * pgeom1(nlon,nlev),pstd(nlon) |
|---|
| 1105 | c |
|---|
| 1106 | real pd1(nlon),pd2(nlon),pnu(nlon),psig(nlon),pgamma(nlon) |
|---|
| 1107 | real pmea(nlon),ppic(nlon),pval(nlon) |
|---|
| 1108 | real pdmod(nlon) |
|---|
| 1109 | c |
|---|
| 1110 | c----------------------------------------------------------------------- |
|---|
| 1111 | c |
|---|
| 1112 | c* 0.2 local arrays |
|---|
| 1113 | c ------------ |
|---|
| 1114 | c zeff--real: effective height seen by the flow when there is blocking |
|---|
| 1115 | |
|---|
| 1116 | integer jl |
|---|
| 1117 | real zeff |
|---|
| 1118 | c |
|---|
| 1119 | c----------------------------------------------------------------------- |
|---|
| 1120 | c |
|---|
| 1121 | c* 0.3 functions |
|---|
| 1122 | c --------- |
|---|
| 1123 | c ------------------------------------------------------------------ |
|---|
| 1124 | c |
|---|
| 1125 | c* 1. initialization |
|---|
| 1126 | c -------------- |
|---|
| 1127 | c |
|---|
| 1128 | c PRINT *,' in gwstress' |
|---|
| 1129 | 100 continue |
|---|
| 1130 | c |
|---|
| 1131 | c* 3.1 gravity wave stress. |
|---|
| 1132 | c |
|---|
| 1133 | 300 continue |
|---|
| 1134 | c |
|---|
| 1135 | c |
|---|
| 1136 | do 301 jl=kidia,kfdia |
|---|
| 1137 | if(ktest(jl).eq.1) then |
|---|
| 1138 | |
|---|
| 1139 | c effective mountain height above the blocked flow |
|---|
| 1140 | |
|---|
| 1141 | zeff=ppic(jl)-pval(jl) |
|---|
| 1142 | if(kkenvh(jl).lt.klev)then |
|---|
| 1143 | zeff=amin1(GFRCRIT*pvph(jl,klev+1)/sqrt(pstab(jl,klev+1)) |
|---|
| 1144 | c ,zeff) |
|---|
| 1145 | endif |
|---|
| 1146 | |
|---|
| 1147 | |
|---|
| 1148 | ptau(jl,klev+1)=gkdrag*prho(jl,klev+1) |
|---|
| 1149 | * *psig(jl)*pdmod(jl)/4./pstd(jl) |
|---|
| 1150 | * *pvph(jl,klev+1)*sqrt(pstab(jl,klev+1)) |
|---|
| 1151 | * *zeff**2 |
|---|
| 1152 | |
|---|
| 1153 | |
|---|
| 1154 | c too small value of stress or low level flow include critical level |
|---|
| 1155 | c or low level flow: gravity wave stress nul. |
|---|
| 1156 | |
|---|
| 1157 | c lo=(ptau(jl,klev+1).lt.gtsec).or.(kcrit(jl).ge.kknu(jl)) |
|---|
| 1158 | c * .or.(pvph(jl,klev+1).lt.gvcrit) |
|---|
| 1159 | c if(lo) ptau(jl,klev+1)=0.0 |
|---|
| 1160 | |
|---|
| 1161 | c print *,jl,ptau(jl,klev+1) |
|---|
| 1162 | |
|---|
| 1163 | else |
|---|
| 1164 | |
|---|
| 1165 | ptau(jl,klev+1)=0.0 |
|---|
| 1166 | |
|---|
| 1167 | endif |
|---|
| 1168 | |
|---|
| 1169 | 301 continue |
|---|
| 1170 | |
|---|
| 1171 | c write(21)(ptau(jl,klev+1),jl=kidia,kfdia) |
|---|
| 1172 | |
|---|
| 1173 | return |
|---|
| 1174 | end |
|---|
| 1175 | |
|---|
| 1176 | subroutine gwprofil_strato |
|---|
| 1177 | * ( nlon, nlev |
|---|
| 1178 | * , kgwd ,kdx , ktest |
|---|
| 1179 | * , kkcrit, kkcrith, kcrit , kkenvh, kknu,kknu2 |
|---|
| 1180 | * , paphm1, prho , pstab , ptfr , pvph , pri , ptau |
|---|
| 1181 | * , pdmod , pnu , psig ,pgamma, pstd, ppic,pval) |
|---|
| 1182 | |
|---|
| 1183 | C**** *gwprofil* |
|---|
| 1184 | C |
|---|
| 1185 | C purpose. |
|---|
| 1186 | C -------- |
|---|
| 1187 | C |
|---|
| 1188 | C** interface. |
|---|
| 1189 | C ---------- |
|---|
| 1190 | C from *gwdrag* |
|---|
| 1191 | C |
|---|
| 1192 | C explicit arguments : |
|---|
| 1193 | C -------------------- |
|---|
| 1194 | C ==== inputs === |
|---|
| 1195 | C |
|---|
| 1196 | C ==== outputs === |
|---|
| 1197 | C |
|---|
| 1198 | C implicit arguments : none |
|---|
| 1199 | C -------------------- |
|---|
| 1200 | C |
|---|
| 1201 | C method: |
|---|
| 1202 | C ------- |
|---|
| 1203 | C the stress profile for gravity waves is computed as follows: |
|---|
| 1204 | C it decreases linearly with heights from the ground |
|---|
| 1205 | C to the low-level indicated by kkcrith, |
|---|
| 1206 | C to simulates lee waves or |
|---|
| 1207 | C low-level gravity wave breaking. |
|---|
| 1208 | C above it is constant, except when the waves encounter a critical |
|---|
| 1209 | C level (kcrit) or when they break. |
|---|
| 1210 | C The stress is also uniformly distributed above the level |
|---|
| 1211 | C nstra. |
|---|
| 1212 | C |
|---|
| 1213 | USE dimphy |
|---|
| 1214 | IMPLICIT NONE |
|---|
| 1215 | |
|---|
| 1216 | cym#include "dimensions.h" |
|---|
| 1217 | cym#include "dimphy.h" |
|---|
| 1218 | #include "YOMCST.h" |
|---|
| 1219 | #include "YOEGWD.h" |
|---|
| 1220 | |
|---|
| 1221 | C----------------------------------------------------------------------- |
|---|
| 1222 | C |
|---|
| 1223 | C* 0.1 ARGUMENTS |
|---|
| 1224 | C --------- |
|---|
| 1225 | C |
|---|
| 1226 | integer nlon,nlev,kgwd |
|---|
| 1227 | integer kkcrit(nlon),kkcrith(nlon),kcrit(nlon) |
|---|
| 1228 | * ,kdx(nlon),ktest(nlon) |
|---|
| 1229 | * ,kkenvh(nlon),kknu(nlon),kknu2(nlon) |
|---|
| 1230 | C |
|---|
| 1231 | real paphm1(nlon,nlev+1), pstab(nlon,nlev+1), |
|---|
| 1232 | * prho (nlon,nlev+1), pvph (nlon,nlev+1), |
|---|
| 1233 | * pri (nlon,nlev+1), ptfr (nlon), ptau(nlon,nlev+1) |
|---|
| 1234 | |
|---|
| 1235 | real pdmod (nlon) , pnu (nlon) , psig(nlon), |
|---|
| 1236 | * pgamma(nlon) , pstd(nlon) , ppic(nlon), pval(nlon) |
|---|
| 1237 | |
|---|
| 1238 | C----------------------------------------------------------------------- |
|---|
| 1239 | C |
|---|
| 1240 | C* 0.2 local arrays |
|---|
| 1241 | C ------------ |
|---|
| 1242 | C |
|---|
| 1243 | integer jl,jk |
|---|
| 1244 | real zsqr,zalfa,zriw,zdel,zb,zalpha,zdz2n,zdelp,zdelpt |
|---|
| 1245 | |
|---|
| 1246 | real zdz2 (klon,klev) , znorm(klon) , zoro(klon) |
|---|
| 1247 | real ztau (klon,klev+1) |
|---|
| 1248 | C |
|---|
| 1249 | C----------------------------------------------------------------------- |
|---|
| 1250 | C |
|---|
| 1251 | C* 1. INITIALIZATION |
|---|
| 1252 | C -------------- |
|---|
| 1253 | C |
|---|
| 1254 | C print *,' entree gwprofil' |
|---|
| 1255 | 100 CONTINUE |
|---|
| 1256 | C |
|---|
| 1257 | C |
|---|
| 1258 | C* COMPUTATIONAL CONSTANTS. |
|---|
| 1259 | C ------------- ---------- |
|---|
| 1260 | C |
|---|
| 1261 | do 400 jl=kidia,kfdia |
|---|
| 1262 | if(ktest(jl).eq.1)then |
|---|
| 1263 | zoro(jl)=psig(jl)*pdmod(jl)/4./pstd(jl) |
|---|
| 1264 | ztau(jl,klev+1)=ptau(jl,klev+1) |
|---|
| 1265 | c print *,jl,ptau(jl,klev+1) |
|---|
| 1266 | ztau(jl,kkcrith(jl))=grahilo*ptau(jl,klev+1) |
|---|
| 1267 | endif |
|---|
| 1268 | 400 continue |
|---|
| 1269 | |
|---|
| 1270 | C |
|---|
| 1271 | do 430 jk=klev+1,1,-1 |
|---|
| 1272 | C |
|---|
| 1273 | C |
|---|
| 1274 | C* 4.1 constant shear stress until top of the |
|---|
| 1275 | C low-level breaking/trapped layer |
|---|
| 1276 | 410 CONTINUE |
|---|
| 1277 | C |
|---|
| 1278 | do 411 jl=kidia,kfdia |
|---|
| 1279 | if(ktest(jl).eq.1)then |
|---|
| 1280 | if(jk.gt.kkcrith(jl)) then |
|---|
| 1281 | zdelp=paphm1(jl,jk)-paphm1(jl,klev+1) |
|---|
| 1282 | zdelpt=paphm1(jl,kkcrith(jl))-paphm1(jl,klev+1) |
|---|
| 1283 | ptau(jl,jk)=ztau(jl,klev+1)+zdelp/zdelpt* |
|---|
| 1284 | c (ztau(jl,kkcrith(jl))-ztau(jl,klev+1)) |
|---|
| 1285 | else |
|---|
| 1286 | ptau(jl,jk)=ztau(jl,kkcrith(jl)) |
|---|
| 1287 | endif |
|---|
| 1288 | endif |
|---|
| 1289 | 411 continue |
|---|
| 1290 | C |
|---|
| 1291 | C* 4.15 constant shear stress until the top of the |
|---|
| 1292 | C low level flow layer. |
|---|
| 1293 | 415 continue |
|---|
| 1294 | C |
|---|
| 1295 | C |
|---|
| 1296 | C* 4.2 wave displacement at next level. |
|---|
| 1297 | C |
|---|
| 1298 | 420 continue |
|---|
| 1299 | C |
|---|
| 1300 | 430 continue |
|---|
| 1301 | |
|---|
| 1302 | C |
|---|
| 1303 | C* 4.4 wave richardson number, new wave displacement |
|---|
| 1304 | C* and stress: breaking evaluation and critical |
|---|
| 1305 | C level |
|---|
| 1306 | C |
|---|
| 1307 | |
|---|
| 1308 | do 440 jk=klev,1,-1 |
|---|
| 1309 | |
|---|
| 1310 | do 441 jl=kidia,kfdia |
|---|
| 1311 | if(ktest(jl).eq.1)then |
|---|
| 1312 | znorm(jl)=prho(jl,jk)*sqrt(pstab(jl,jk))*pvph(jl,jk) |
|---|
| 1313 | zdz2(jl,jk)=ptau(jl,jk)/amax1(znorm(jl),gssec)/zoro(jl) |
|---|
| 1314 | endif |
|---|
| 1315 | 441 continue |
|---|
| 1316 | |
|---|
| 1317 | do 442 jl=kidia,kfdia |
|---|
| 1318 | if(ktest(jl).eq.1)then |
|---|
| 1319 | if(jk.lt.kkcrith(jl)) then |
|---|
| 1320 | if((ptau(jl,jk+1).lt.gtsec).or.(jk.le.kcrit(jl))) then |
|---|
| 1321 | ptau(jl,jk)=0.0 |
|---|
| 1322 | else |
|---|
| 1323 | zsqr=sqrt(pri(jl,jk)) |
|---|
| 1324 | zalfa=sqrt(pstab(jl,jk)*zdz2(jl,jk))/pvph(jl,jk) |
|---|
| 1325 | zriw=pri(jl,jk)*(1.-zalfa)/(1+zalfa*zsqr)**2 |
|---|
| 1326 | if(zriw.lt.grcrit) then |
|---|
| 1327 | C print *,' breaking!!!',ptau(jl,jk) |
|---|
| 1328 | zdel=4./zsqr/grcrit+1./grcrit**2+4./grcrit |
|---|
| 1329 | zb=1./grcrit+2./zsqr |
|---|
| 1330 | zalpha=0.5*(-zb+sqrt(zdel)) |
|---|
| 1331 | zdz2n=(pvph(jl,jk)*zalpha)**2/pstab(jl,jk) |
|---|
| 1332 | ptau(jl,jk)=znorm(jl)*zdz2n*zoro(jl) |
|---|
| 1333 | endif |
|---|
| 1334 | |
|---|
| 1335 | ptau(jl,jk)=amin1(ptau(jl,jk),ptau(jl,jk+1)) |
|---|
| 1336 | |
|---|
| 1337 | endif |
|---|
| 1338 | endif |
|---|
| 1339 | endif |
|---|
| 1340 | 442 continue |
|---|
| 1341 | 440 continue |
|---|
| 1342 | |
|---|
| 1343 | C REORGANISATION OF THE STRESS PROFILE AT LOW LEVEL |
|---|
| 1344 | |
|---|
| 1345 | do 530 jl=kidia,kfdia |
|---|
| 1346 | if(ktest(jl).eq.1)then |
|---|
| 1347 | ztau(jl,kkcrith(jl)-1)=ptau(jl,kkcrith(jl)-1) |
|---|
| 1348 | ztau(jl,nstra)=ptau(jl,nstra) |
|---|
| 1349 | endif |
|---|
| 1350 | 530 continue |
|---|
| 1351 | |
|---|
| 1352 | do 531 jk=1,klev |
|---|
| 1353 | |
|---|
| 1354 | do 532 jl=kidia,kfdia |
|---|
| 1355 | if(ktest(jl).eq.1)then |
|---|
| 1356 | |
|---|
| 1357 | if(jk.gt.kkcrith(jl)-1)then |
|---|
| 1358 | |
|---|
| 1359 | zdelp=paphm1(jl,jk)-paphm1(jl,klev+1 ) |
|---|
| 1360 | zdelpt=paphm1(jl,kkcrith(jl)-1)-paphm1(jl,klev+1 ) |
|---|
| 1361 | ptau(jl,jk)=ztau(jl,klev+1 ) + |
|---|
| 1362 | . (ztau(jl,kkcrith(jl)-1)-ztau(jl,klev+1 ) )* |
|---|
| 1363 | . zdelp/zdelpt |
|---|
| 1364 | |
|---|
| 1365 | endif |
|---|
| 1366 | endif |
|---|
| 1367 | |
|---|
| 1368 | 532 continue |
|---|
| 1369 | |
|---|
| 1370 | C REORGANISATION AT THE MODEL TOP.... |
|---|
| 1371 | |
|---|
| 1372 | do 533 jl=kidia,kfdia |
|---|
| 1373 | if(ktest(jl).eq.1)then |
|---|
| 1374 | |
|---|
| 1375 | if(jk.lt.nstra)then |
|---|
| 1376 | |
|---|
| 1377 | zdelp =paphm1(jl,nstra) |
|---|
| 1378 | zdelpt=paphm1(jl,jk) |
|---|
| 1379 | ptau(jl,jk)=ztau(jl,nstra)*zdelpt/zdelp |
|---|
| 1380 | c ptau(jl,jk)=ztau(jl,nstra) |
|---|
| 1381 | |
|---|
| 1382 | endif |
|---|
| 1383 | |
|---|
| 1384 | endif |
|---|
| 1385 | |
|---|
| 1386 | 533 continue |
|---|
| 1387 | |
|---|
| 1388 | |
|---|
| 1389 | 531 continue |
|---|
| 1390 | |
|---|
| 1391 | |
|---|
| 1392 | 123 format(i4,1x,20(f6.3,1x)) |
|---|
| 1393 | |
|---|
| 1394 | |
|---|
| 1395 | return |
|---|
| 1396 | end |
|---|
| 1397 | subroutine lift_noro_strato (nlon,nlev,dtime,paprs,pplay, |
|---|
| 1398 | i plat,pmea,pstd, psig, pgam, pthe, ppic,pval, |
|---|
| 1399 | i kgwd,kdx,ktest, |
|---|
| 1400 | i t, u, v, |
|---|
| 1401 | o pulow, pvlow, pustr, pvstr, |
|---|
| 1402 | o d_t, d_u, d_v) |
|---|
| 1403 | c |
|---|
| 1404 | USE dimphy |
|---|
| 1405 | implicit none |
|---|
| 1406 | c====================================================================== |
|---|
| 1407 | c Auteur(s): F.Lott (LMD/CNRS) date: 19950201 |
|---|
| 1408 | c Object: Mountain lift interface (enhanced vortex stretching). |
|---|
| 1409 | c Made necessary because: |
|---|
| 1410 | C 1. in the LMD-GCM Layers are from bottom to top, |
|---|
| 1411 | C contrary to most European GCM. |
|---|
| 1412 | c 2. the altitude above ground of each model layers |
|---|
| 1413 | c needs to be known (variable zgeom) |
|---|
| 1414 | c====================================================================== |
|---|
| 1415 | c Explicit Arguments: |
|---|
| 1416 | c ================== |
|---|
| 1417 | c nlon----input-I-Total number of horizontal points that get into physics |
|---|
| 1418 | c nlev----input-I-Number of vertical levels |
|---|
| 1419 | c dtime---input-R-Time-step (s) |
|---|
| 1420 | c paprs---input-R-Pressure in semi layers (Pa) |
|---|
| 1421 | c pplay---input-R-Pressure model-layers (Pa) |
|---|
| 1422 | c t-------input-R-temperature (K) |
|---|
| 1423 | c u-------input-R-Horizontal wind (m/s) |
|---|
| 1424 | c v-------input-R-Meridional wind (m/s) |
|---|
| 1425 | c pmea----input-R-Mean Orography (m) |
|---|
| 1426 | C pstd----input-R-SSO standard deviation (m) |
|---|
| 1427 | c psig----input-R-SSO slope |
|---|
| 1428 | c pgam----input-R-SSO Anisotropy |
|---|
| 1429 | c pthe----input-R-SSO Angle |
|---|
| 1430 | c ppic----input-R-SSO Peacks elevation (m) |
|---|
| 1431 | c pval----input-R-SSO Valleys elevation (m) |
|---|
| 1432 | c |
|---|
| 1433 | c kgwd- -input-I: Total nb of points where the orography schemes are active |
|---|
| 1434 | c ktest--input-I: Flags to indicate active points |
|---|
| 1435 | c kdx----input-I: Locate the physical location of an active point. |
|---|
| 1436 | |
|---|
| 1437 | c pulow, pvlow -output-R: Low-level wind |
|---|
| 1438 | c pustr, pvstr -output-R: Surface stress due to SSO drag (Pa) |
|---|
| 1439 | c |
|---|
| 1440 | c d_t-----output-R: T increment |
|---|
| 1441 | c d_u-----output-R: U increment |
|---|
| 1442 | c d_v-----output-R: V increment |
|---|
| 1443 | c |
|---|
| 1444 | c Implicit Arguments: |
|---|
| 1445 | c =================== |
|---|
| 1446 | c |
|---|
| 1447 | c iim--common-I: Number of longitude intervals |
|---|
| 1448 | c jjm--common-I: Number of latitude intervals |
|---|
| 1449 | c klon-common-I: Number of points seen by the physics |
|---|
| 1450 | c (iim+1)*(jjm+1) for instance |
|---|
| 1451 | c klev-common-I: Number of vertical layers |
|---|
| 1452 | c====================================================================== |
|---|
| 1453 | c Local Variables: |
|---|
| 1454 | c ================ |
|---|
| 1455 | c |
|---|
| 1456 | c zgeom-----R: Altitude of layer above ground |
|---|
| 1457 | c pt, pu, pv --R: t u v from top to bottom |
|---|
| 1458 | c pdtdt, pdudt, pdvdt --R: t u v tendencies (from top to bottom) |
|---|
| 1459 | c papmf: pressure at model layer (from top to bottom) |
|---|
| 1460 | c papmh: pressure at model 1/2 layer (from top to bottom) |
|---|
| 1461 | c |
|---|
| 1462 | c====================================================================== |
|---|
| 1463 | |
|---|
| 1464 | cym#include "dimensions.h" |
|---|
| 1465 | cym#include "dimphy.h" |
|---|
| 1466 | #include "YOMCST.h" |
|---|
| 1467 | #include "YOEGWD.h" |
|---|
| 1468 | c |
|---|
| 1469 | c ARGUMENTS |
|---|
| 1470 | c |
|---|
| 1471 | INTEGER nlon,nlev |
|---|
| 1472 | REAL dtime |
|---|
| 1473 | REAL paprs(klon,klev+1) |
|---|
| 1474 | REAL pplay(klon,klev) |
|---|
| 1475 | REAL plat(nlon),pmea(nlon) |
|---|
| 1476 | REAL pstd(nlon),psig(nlon),pgam(nlon),pthe(nlon) |
|---|
| 1477 | REAL ppic(nlon),pval(nlon) |
|---|
| 1478 | REAL pulow(nlon),pvlow(nlon),pustr(nlon),pvstr(nlon) |
|---|
| 1479 | REAL t(nlon,nlev), u(nlon,nlev), v(nlon,nlev) |
|---|
| 1480 | REAL d_t(nlon,nlev), d_u(nlon,nlev), d_v(nlon,nlev) |
|---|
| 1481 | c |
|---|
| 1482 | INTEGER i, k, kgwd, kdx(nlon), ktest(nlon) |
|---|
| 1483 | c |
|---|
| 1484 | c Variables locales: |
|---|
| 1485 | c |
|---|
| 1486 | REAL zgeom(klon,klev) |
|---|
| 1487 | REAL pdtdt(klon,klev), pdudt(klon,klev), pdvdt(klon,klev) |
|---|
| 1488 | REAL pt(klon,klev), pu(klon,klev), pv(klon,klev) |
|---|
| 1489 | REAL papmf(klon,klev),papmh(klon,klev+1) |
|---|
| 1490 | c |
|---|
| 1491 | c initialiser les variables de sortie (pour securite) |
|---|
| 1492 | c |
|---|
| 1493 | |
|---|
| 1494 | c print *,'in lift_noro' |
|---|
| 1495 | DO i = 1,klon |
|---|
| 1496 | pulow(i) = 0.0 |
|---|
| 1497 | pvlow(i) = 0.0 |
|---|
| 1498 | pustr(i) = 0.0 |
|---|
| 1499 | pvstr(i) = 0.0 |
|---|
| 1500 | ENDDO |
|---|
| 1501 | DO k = 1, klev |
|---|
| 1502 | DO i = 1, klon |
|---|
| 1503 | d_t(i,k) = 0.0 |
|---|
| 1504 | d_u(i,k) = 0.0 |
|---|
| 1505 | d_v(i,k) = 0.0 |
|---|
| 1506 | pdudt(i,k)=0.0 |
|---|
| 1507 | pdvdt(i,k)=0.0 |
|---|
| 1508 | pdtdt(i,k)=0.0 |
|---|
| 1509 | ENDDO |
|---|
| 1510 | ENDDO |
|---|
| 1511 | c |
|---|
| 1512 | c preparer les variables d'entree (attention: l'ordre des niveaux |
|---|
| 1513 | c verticaux augmente du haut vers le bas) |
|---|
| 1514 | c |
|---|
| 1515 | DO k = 1, klev |
|---|
| 1516 | DO i = 1, klon |
|---|
| 1517 | pt(i,k) = t(i,klev-k+1) |
|---|
| 1518 | pu(i,k) = u(i,klev-k+1) |
|---|
| 1519 | pv(i,k) = v(i,klev-k+1) |
|---|
| 1520 | papmf(i,k) = pplay(i,klev-k+1) |
|---|
| 1521 | ENDDO |
|---|
| 1522 | ENDDO |
|---|
| 1523 | DO k = 1, klev+1 |
|---|
| 1524 | DO i = 1, klon |
|---|
| 1525 | papmh(i,k) = paprs(i,klev-k+2) |
|---|
| 1526 | ENDDO |
|---|
| 1527 | ENDDO |
|---|
| 1528 | DO i = 1, klon |
|---|
| 1529 | zgeom(i,klev) = RD * pt(i,klev) |
|---|
| 1530 | . * LOG(papmh(i,klev+1)/papmf(i,klev)) |
|---|
| 1531 | ENDDO |
|---|
| 1532 | DO k = klev-1, 1, -1 |
|---|
| 1533 | DO i = 1, klon |
|---|
| 1534 | zgeom(i,k) = zgeom(i,k+1) + RD * (pt(i,k)+pt(i,k+1))/2.0 |
|---|
| 1535 | . * LOG(papmf(i,k+1)/papmf(i,k)) |
|---|
| 1536 | ENDDO |
|---|
| 1537 | ENDDO |
|---|
| 1538 | c |
|---|
| 1539 | c appeler la routine principale |
|---|
| 1540 | c |
|---|
| 1541 | |
|---|
| 1542 | CALL OROLIFT_strato(klon,klev,kgwd,kdx,ktest, |
|---|
| 1543 | . dtime, |
|---|
| 1544 | . papmh, papmf, zgeom, |
|---|
| 1545 | . pt, pu, pv, |
|---|
| 1546 | . plat,pmea, pstd, psig, pgam, pthe, ppic,pval, |
|---|
| 1547 | . pulow,pvlow, |
|---|
| 1548 | . pdudt,pdvdt,pdtdt) |
|---|
| 1549 | C |
|---|
| 1550 | DO k = 1, klev |
|---|
| 1551 | DO i = 1, klon |
|---|
| 1552 | d_u(i,klev+1-k) = dtime*pdudt(i,k) |
|---|
| 1553 | d_v(i,klev+1-k) = dtime*pdvdt(i,k) |
|---|
| 1554 | d_t(i,klev+1-k) = dtime*pdtdt(i,k) |
|---|
| 1555 | pustr(i) = pustr(i) |
|---|
| 1556 | . +pdudt(i,k)*(papmh(i,k+1)-papmh(i,k))/rg |
|---|
| 1557 | pvstr(i) = pvstr(i) |
|---|
| 1558 | . +pdvdt(i,k)*(papmh(i,k+1)-papmh(i,k))/rg |
|---|
| 1559 | ENDDO |
|---|
| 1560 | ENDDO |
|---|
| 1561 | |
|---|
| 1562 | c print *,' out lift_noro' |
|---|
| 1563 | c |
|---|
| 1564 | RETURN |
|---|
| 1565 | END |
|---|
| 1566 | subroutine orolift_strato( nlon,nlev |
|---|
| 1567 | I , kgwd, kdx, ktest |
|---|
| 1568 | R , ptsphy |
|---|
| 1569 | R , paphm1,papm1,pgeom1,ptm1,pum1,pvm1 |
|---|
| 1570 | R , plat |
|---|
| 1571 | R , pmea, pstd, psig, pgam, pthe,ppic,pval |
|---|
| 1572 | C OUTPUTS |
|---|
| 1573 | R , pulow,pvlow |
|---|
| 1574 | R , pvom,pvol,pte ) |
|---|
| 1575 | |
|---|
| 1576 | C |
|---|
| 1577 | C**** *OROLIFT: SIMULATE THE GEOSTROPHIC LIFT. |
|---|
| 1578 | C |
|---|
| 1579 | C PURPOSE. |
|---|
| 1580 | C -------- |
|---|
| 1581 | C this routine computes the physical tendencies of the |
|---|
| 1582 | C prognostic variables u,v when enhanced vortex stretching |
|---|
| 1583 | C is needed. |
|---|
| 1584 | C |
|---|
| 1585 | C** INTERFACE. |
|---|
| 1586 | C ---------- |
|---|
| 1587 | C CALLED FROM *lift_noro |
|---|
| 1588 | c explicit arguments : |
|---|
| 1589 | c -------------------- |
|---|
| 1590 | c ==== inputs === |
|---|
| 1591 | c nlon----input-I-Total number of horizontal points that get into physics |
|---|
| 1592 | c nlev----input-I-Number of vertical levels |
|---|
| 1593 | c |
|---|
| 1594 | c kgwd- -input-I: Total nb of points where the orography schemes are active |
|---|
| 1595 | c ktest--input-I: Flags to indicate active points |
|---|
| 1596 | c kdx----input-I: Locate the physical location of an active point. |
|---|
| 1597 | c ptsphy--input-R-Time-step (s) |
|---|
| 1598 | c paphm1--input-R: pressure at model 1/2 layer |
|---|
| 1599 | c papm1---input-R: pressure at model layer |
|---|
| 1600 | c pgeom1--input-R: Altitude of layer above ground |
|---|
| 1601 | c ptm1, pum1, pvm1--R-: t, u and v |
|---|
| 1602 | c pmea----input-R-Mean Orography (m) |
|---|
| 1603 | C pstd----input-R-SSO standard deviation (m) |
|---|
| 1604 | c psig----input-R-SSO slope |
|---|
| 1605 | c pgam----input-R-SSO Anisotropy |
|---|
| 1606 | c pthe----input-R-SSO Angle |
|---|
| 1607 | c ppic----input-R-SSO Peacks elevation (m) |
|---|
| 1608 | c pval----input-R-SSO Valleys elevation (m) |
|---|
| 1609 | c plat----input-R-Latitude (degree) |
|---|
| 1610 | c |
|---|
| 1611 | c ==== outputs === |
|---|
| 1612 | c pulow, pvlow -output-R: Low-level wind |
|---|
| 1613 | c |
|---|
| 1614 | c pte -----output-R: T tendency |
|---|
| 1615 | c pvom-----output-R: U tendency |
|---|
| 1616 | c pvol-----output-R: V tendency |
|---|
| 1617 | c |
|---|
| 1618 | c |
|---|
| 1619 | c Implicit Arguments: |
|---|
| 1620 | c =================== |
|---|
| 1621 | c |
|---|
| 1622 | c klon-common-I: Number of points seen by the physics |
|---|
| 1623 | c klev-common-I: Number of vertical layers |
|---|
| 1624 | c |
|---|
| 1625 | |
|---|
| 1626 | C ---------- |
|---|
| 1627 | C |
|---|
| 1628 | C AUTHOR. |
|---|
| 1629 | C ------- |
|---|
| 1630 | C F.LOTT LMD 22/11/95 |
|---|
| 1631 | C |
|---|
| 1632 | USE dimphy |
|---|
| 1633 | implicit none |
|---|
| 1634 | C |
|---|
| 1635 | C |
|---|
| 1636 | cym#include "dimensions.h" |
|---|
| 1637 | cym#include "dimphy.h" |
|---|
| 1638 | #include "YOMCST.h" |
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| 1639 | #include "YOEGWD.h" |
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| 1640 | C----------------------------------------------------------------------- |
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| 1641 | C |
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| 1642 | C* 0.1 ARGUMENTS |
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| 1643 | C --------- |
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| 1644 | C |
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| 1645 | C |
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| 1646 | integer nlon,nlev,kgwd |
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| 1647 | real ptsphy |
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| 1648 | real pte(nlon,nlev), |
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| 1649 | * pvol(nlon,nlev), |
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| 1650 | * pvom(nlon,nlev), |
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| 1651 | * pulow(nlon), |
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| 1652 | * pvlow(nlon) |
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| 1653 | real pum1(nlon,nlev), |
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| 1654 | * pvm1(nlon,nlev), |
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| 1655 | * ptm1(nlon,nlev), |
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| 1656 | * plat(nlon),pmea(nlon), |
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| 1657 | * pstd(nlon),psig(nlon),pgam(nlon), |
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| 1658 | * pthe(nlon),ppic(nlon),pval(nlon), |
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| 1659 | * pgeom1(nlon,nlev), |
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| 1660 | * papm1(nlon,nlev), |
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| 1661 | * paphm1(nlon,nlev+1) |
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| 1662 | C |
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| 1663 | INTEGER KDX(NLON),KTEST(NLON) |
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| 1664 | C----------------------------------------------------------------------- |
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| 1665 | C |
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| 1666 | C* 0.2 local arrays |
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| 1667 | |
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| 1668 | integer jl,ilevh,jk |
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| 1669 | real zhgeo,zdelp,zslow,zsqua,zscav,zbet |
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| 1670 | C ------------ |
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| 1671 | integer iknub(klon), |
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| 1672 | * iknul(klon) |
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| 1673 | logical ll1(klon,klev+1) |
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| 1674 | C |
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| 1675 | real ztau(klon,klev+1), |
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| 1676 | * ztav(klon,klev+1), |
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| 1677 | * zrho(klon,klev+1) |
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| 1678 | real zdudt(klon), |
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| 1679 | * zdvdt(klon) |
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| 1680 | real zhcrit(klon,klev) |
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| 1681 | |
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| 1682 | logical lifthigh |
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| 1683 | real zcons1,ztmst |
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| 1684 | CHARACTER (LEN=20) :: modname='orolift_strato' |
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| 1685 | CHARACTER (LEN=80) :: abort_message |
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| 1686 | |
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| 1687 | |
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| 1688 | C----------------------------------------------------------------------- |
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| 1689 | C |
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| 1690 | C* 1.1 initialisations |
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| 1691 | C --------------- |
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| 1692 | |
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| 1693 | lifthigh=.false. |
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| 1694 | |
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| 1695 | if(nlon.ne.klon.or.nlev.ne.klev) then |
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| 1696 | abort_message = 'pb dimension' |
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| 1697 | CALL abort_gcm (modname,abort_message,1) |
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| 1698 | ENDIF |
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| 1699 | zcons1=1./rd |
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| 1700 | ztmst=ptsphy |
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| 1701 | C |
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| 1702 | do 1001 jl=kidia,kfdia |
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| 1703 | zrho(jl,klev+1) =0.0 |
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| 1704 | pulow(jl) =0.0 |
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| 1705 | pvlow(jl) =0.0 |
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| 1706 | iknub(JL) =klev |
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| 1707 | iknul(JL) =klev |
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| 1708 | ilevh=klev/3 |
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| 1709 | ll1(jl,klev+1)=.false. |
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| 1710 | do 1000 jk=1,klev |
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| 1711 | pvom(jl,jk)=0.0 |
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| 1712 | pvol(jl,jk)=0.0 |
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| 1713 | pte (jl,jk)=0.0 |
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| 1714 | 1000 continue |
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| 1715 | 1001 continue |
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| 1716 | |
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| 1717 | C |
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| 1718 | C* 2.1 DEFINE LOW LEVEL WIND, PROJECT WINDS IN PLANE OF |
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| 1719 | C* LOW LEVEL WIND, DETERMINE SECTOR IN WHICH TO TAKE |
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| 1720 | C* THE VARIANCE AND SET INDICATOR FOR CRITICAL LEVELS. |
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| 1721 | C |
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| 1722 | C |
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| 1723 | C |
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| 1724 | do 2006 jk=klev,1,-1 |
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| 1725 | do 2007 jl=kidia,kfdia |
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| 1726 | if(ktest(jl).eq.1) then |
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| 1727 | zhcrit(jl,jk)=amax1(ppic(jl)-pval(jl),100.) |
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| 1728 | zhgeo=pgeom1(jl,jk)/rg |
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| 1729 | ll1(jl,jk)=(zhgeo.gt.zhcrit(jl,jk)) |
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| 1730 | if(ll1(jl,jk).neqv.ll1(jl,jk+1)) then |
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| 1731 | iknub(jl)=jk |
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| 1732 | endif |
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| 1733 | endif |
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| 1734 | 2007 continue |
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| 1735 | 2006 continue |
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| 1736 | C |
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| 1737 | |
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| 1738 | do 2010 jl=kidia,kfdia |
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| 1739 | if(ktest(jl).eq.1) then |
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| 1740 | iknub(jl)=max(iknub(jl),klev/2) |
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| 1741 | iknul(jl)=max(iknul(jl),2*klev/3) |
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| 1742 | if(iknub(jl).gt.nktopg) iknub(jl)=nktopg |
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| 1743 | if(iknub(jl).eq.nktopg) iknul(jl)=klev |
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| 1744 | if(iknub(jl).eq.iknul(jl)) iknub(jl)=iknul(jl)-1 |
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| 1745 | endif |
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| 1746 | 2010 continue |
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| 1747 | |
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| 1748 | do 223 jk=klev,2,-1 |
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| 1749 | do 222 jl=kidia,kfdia |
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| 1750 | zrho(jl,jk)=2.*paphm1(jl,jk)*zcons1/(ptm1(jl,jk)+ptm1(jl,jk-1)) |
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| 1751 | 222 continue |
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| 1752 | 223 continue |
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| 1753 | c print *,' dans orolift: 223' |
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| 1754 | |
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| 1755 | C******************************************************************** |
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| 1756 | C |
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| 1757 | c* define low level flow |
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| 1758 | C ------------------- |
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| 1759 | do 2115 jk=klev,1,-1 |
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| 1760 | do 2116 jl=kidia,kfdia |
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| 1761 | if(ktest(jl).eq.1) THEN |
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| 1762 | if(jk.ge.iknub(jl).and.jk.le.iknul(jl)) then |
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| 1763 | pulow(JL)=pulow(JL)+pum1(jl,jk)*(paphm1(jl,jk+1)-paphm1(jl,jk)) |
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| 1764 | pvlow(JL)=pvlow(JL)+pvm1(jl,jk)*(paphm1(jl,jk+1)-paphm1(jl,jk)) |
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| 1765 | zrho(JL,klev+1)=zrho(JL,klev+1) |
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| 1766 | * +zrho(JL,JK)*(paphm1(jl,jk+1)-paphm1(jl,jk)) |
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| 1767 | endif |
|---|
| 1768 | endif |
|---|
| 1769 | 2116 continue |
|---|
| 1770 | 2115 continue |
|---|
| 1771 | do 2110 jl=kidia,kfdia |
|---|
| 1772 | if(ktest(jl).eq.1) then |
|---|
| 1773 | pulow(JL)=pulow(JL)/(paphm1(jl,iknul(jl)+1)-paphm1(jl,iknub(jl))) |
|---|
| 1774 | pvlow(JL)=pvlow(JL)/(paphm1(jl,iknul(jl)+1)-paphm1(jl,iknub(jl))) |
|---|
| 1775 | zrho(JL,klev+1)=zrho(Jl,klev+1) |
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| 1776 | * /(paphm1(jl,iknul(jl)+1)-paphm1(jl,iknub(jl))) |
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| 1777 | endif |
|---|
| 1778 | 2110 continue |
|---|
| 1779 | |
|---|
| 1780 | |
|---|
| 1781 | 200 continue |
|---|
| 1782 | |
|---|
| 1783 | C*********************************************************** |
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| 1784 | C |
|---|
| 1785 | C* 3. COMPUTE MOUNTAIN LIFT |
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| 1786 | C |
|---|
| 1787 | 300 continue |
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| 1788 | C |
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| 1789 | do 301 jl=kidia,kfdia |
|---|
| 1790 | if(ktest(jl).eq.1) then |
|---|
| 1791 | ztau(jl,klev+1)= - gklift*zrho(jl,klev+1)*2.*romega* |
|---|
| 1792 | c * (2*pstd(jl)+pmea(jl))* |
|---|
| 1793 | * 2*pstd(jl)* |
|---|
| 1794 | * sin(rpi/180.*plat(jl))*pvlow(jl) |
|---|
| 1795 | ztav(jl,klev+1)= gklift*zrho(jl,klev+1)*2.*romega* |
|---|
| 1796 | c * (2*pstd(jl)+pmea(jl))* |
|---|
| 1797 | * 2*pstd(jl)* |
|---|
| 1798 | * sin(rpi/180.*plat(jl))*pulow(jl) |
|---|
| 1799 | else |
|---|
| 1800 | ztau(jl,klev+1)=0.0 |
|---|
| 1801 | ztav(jl,klev+1)=0.0 |
|---|
| 1802 | endif |
|---|
| 1803 | 301 continue |
|---|
| 1804 | |
|---|
| 1805 | C |
|---|
| 1806 | C* 4. COMPUTE LIFT PROFILE |
|---|
| 1807 | C* -------------------- |
|---|
| 1808 | C |
|---|
| 1809 | |
|---|
| 1810 | 400 continue |
|---|
| 1811 | |
|---|
| 1812 | do 401 jk=1,klev |
|---|
| 1813 | do 401 jl=kidia,kfdia |
|---|
| 1814 | if(ktest(jl).eq.1) then |
|---|
| 1815 | ztau(jl,jk)=ztau(jl,klev+1)*paphm1(jl,jk)/paphm1(jl,klev+1) |
|---|
| 1816 | ztav(jl,jk)=ztav(jl,klev+1)*paphm1(jl,jk)/paphm1(jl,klev+1) |
|---|
| 1817 | else |
|---|
| 1818 | ztau(jl,jk)=0.0 |
|---|
| 1819 | ztav(jl,jk)=0.0 |
|---|
| 1820 | endif |
|---|
| 1821 | 401 continue |
|---|
| 1822 | C |
|---|
| 1823 | C |
|---|
| 1824 | C* 5. COMPUTE TENDENCIES. |
|---|
| 1825 | C* ------------------- |
|---|
| 1826 | if(lifthigh)then |
|---|
| 1827 | C |
|---|
| 1828 | 500 continue |
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| 1829 | C |
|---|
| 1830 | C EXPLICIT SOLUTION AT ALL LEVELS |
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| 1831 | C |
|---|
| 1832 | do 524 jk=1,klev |
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| 1833 | do 523 jl=kidia,kfdia |
|---|
| 1834 | if(ktest(jl).eq.1) then |
|---|
| 1835 | zdelp=paphm1(jl,jk+1)-paphm1(jl,jk) |
|---|
| 1836 | zdudt(jl)=-rg*(ztau(jl,jk+1)-ztau(jl,jk))/zdelp |
|---|
| 1837 | zdvdt(jl)=-rg*(ztav(jl,jk+1)-ztav(jl,jk))/zdelp |
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| 1838 | endif |
|---|
| 1839 | 523 continue |
|---|
| 1840 | 524 continue |
|---|
| 1841 | C |
|---|
| 1842 | C PROJECT PERPENDICULARLY TO U NOT TO DESTROY ENERGY |
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| 1843 | C |
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| 1844 | do 530 jk=1,klev |
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| 1845 | do 530 jl=kidia,kfdia |
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| 1846 | if(ktest(jl).eq.1) then |
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| 1847 | |
|---|
| 1848 | zslow=sqrt(pulow(jl)**2+pvlow(jl)**2) |
|---|
| 1849 | zsqua=amax1(sqrt(pum1(jl,jk)**2+pvm1(jl,jk)**2),gvsec) |
|---|
| 1850 | zscav=-zdudt(jl)*pvm1(jl,jk)+zdvdt(jl)*pum1(jl,jk) |
|---|
| 1851 | if(zsqua.gt.gvsec)then |
|---|
| 1852 | pvom(jl,jk)=-zscav*pvm1(jl,jk)/zsqua**2 |
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| 1853 | pvol(jl,jk)= zscav*pum1(jl,jk)/zsqua**2 |
|---|
| 1854 | else |
|---|
| 1855 | pvom(jl,jk)=0.0 |
|---|
| 1856 | pvol(jl,jk)=0.0 |
|---|
| 1857 | endif |
|---|
| 1858 | zsqua=sqrt(pum1(jl,jk)**2+pum1(jl,jk)**2) |
|---|
| 1859 | if(zsqua.lt.zslow)then |
|---|
| 1860 | pvom(jl,jk)=zsqua/zslow*pvom(jl,jk) |
|---|
| 1861 | pvol(jl,jk)=zsqua/zslow*pvol(jl,jk) |
|---|
| 1862 | endif |
|---|
| 1863 | |
|---|
| 1864 | endif |
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| 1865 | 530 continue |
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| 1866 | C |
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| 1867 | C 6. LOW LEVEL LIFT, SEMI IMPLICIT: |
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| 1868 | C ---------------------------------- |
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| 1869 | |
|---|
| 1870 | else |
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| 1871 | |
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| 1872 | do 601 jl=kidia,kfdia |
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| 1873 | if(ktest(jl).eq.1) then |
|---|
| 1874 | do jk=klev,iknub(jl),-1 |
|---|
| 1875 | zbet=gklift*2.*romega*sin(rpi/180.*plat(jl))*ztmst* |
|---|
| 1876 | * (pgeom1(jl,iknub(jl)-1)-pgeom1(jl, jk))/ |
|---|
| 1877 | * (pgeom1(jl,iknub(jl)-1)-pgeom1(jl,klev)) |
|---|
| 1878 | zdudt(jl)=-pum1(jl,jk)/ztmst/(1+zbet**2) |
|---|
| 1879 | zdvdt(jl)=-pvm1(jl,jk)/ztmst/(1+zbet**2) |
|---|
| 1880 | pvom(jl,jk)= zbet**2*zdudt(jl) - zbet *zdvdt(jl) |
|---|
| 1881 | pvol(jl,jk)= zbet *zdudt(jl) + zbet**2*zdvdt(jl) |
|---|
| 1882 | enddo |
|---|
| 1883 | endif |
|---|
| 1884 | 601 continue |
|---|
| 1885 | |
|---|
| 1886 | endif |
|---|
| 1887 | |
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| 1888 | c print *,' out orolift' |
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| 1889 | |
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| 1890 | return |
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| 1891 | end |
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| 1892 | SUBROUTINE SUGWD_strato(NLON,NLEV,paprs,pplay) |
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| 1893 | C |
|---|
| 1894 | C |
|---|
| 1895 | C**** *SUGWD* INITIALIZE COMMON YOEGWD CONTROLLING GRAVITY WAVE DRAG |
|---|
| 1896 | C |
|---|
| 1897 | C PURPOSE. |
|---|
| 1898 | C -------- |
|---|
| 1899 | C INITIALIZE YOEGWD, THE COMMON THAT CONTROLS THE |
|---|
| 1900 | C GRAVITY WAVE DRAG PARAMETRIZATION. |
|---|
| 1901 | C VERY IMPORTANT: |
|---|
| 1902 | C ______________ |
|---|
| 1903 | C THIS ROUTINE SET_UP THE "TUNABLE PARAMETERS" OF THE |
|---|
| 1904 | C VARIOUS SSO SCHEMES |
|---|
| 1905 | C |
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| 1906 | C** INTERFACE. |
|---|
| 1907 | C ---------- |
|---|
| 1908 | C CALL *SUGWD* FROM *SUPHEC* |
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| 1909 | C ----- ------ |
|---|
| 1910 | C |
|---|
| 1911 | C EXPLICIT ARGUMENTS : |
|---|
| 1912 | C -------------------- |
|---|
| 1913 | C PAPRS,PPLAY : Pressure at semi and full model levels |
|---|
| 1914 | C NLEV : number of model levels |
|---|
| 1915 | c NLON : number of points treated in the physics |
|---|
| 1916 | C |
|---|
| 1917 | C IMPLICIT ARGUMENTS : |
|---|
| 1918 | C -------------------- |
|---|
| 1919 | C COMMON YOEGWD |
|---|
| 1920 | C-GFRCRIT-R: Critical Non-dimensional mountain Height |
|---|
| 1921 | C (HNC in (1), LOTT 1999) |
|---|
| 1922 | C-GKWAKE--R: Bluff-body drag coefficient for low level wake |
|---|
| 1923 | C (Cd in (2), LOTT 1999) |
|---|
| 1924 | C-GRCRIT--R: Critical Richardson Number |
|---|
| 1925 | C (Ric, End of first column p791 of LOTT 1999) |
|---|
| 1926 | C-GKDRAG--R: Gravity wave drag coefficient |
|---|
| 1927 | C (G in (3), LOTT 1999) |
|---|
| 1928 | C-GKLIFT--R: Mountain Lift coefficient |
|---|
| 1929 | C (Cl in (4), LOTT 1999) |
|---|
| 1930 | C-GHMAX---R: Not used |
|---|
| 1931 | C-GRAHILO-R: Set-up the trapped waves fraction |
|---|
| 1932 | C (Beta , End of first column, LOTT 1999) |
|---|
| 1933 | C |
|---|
| 1934 | C-GSIGCR--R: Security value for blocked flow depth |
|---|
| 1935 | C-NKTOPG--I: Security value for blocked flow level |
|---|
| 1936 | C-nstra----I: An estimate to qualify the upper levels of |
|---|
| 1937 | C the model where one wants to impose strees |
|---|
| 1938 | C profiles |
|---|
| 1939 | C-GSSECC--R: Security min value for low-level B-V frequency |
|---|
| 1940 | C-GTSEC---R: Security min value for anisotropy and GW stress. |
|---|
| 1941 | C-GVSEC---R: Security min value for ulow |
|---|
| 1942 | C |
|---|
| 1943 | C |
|---|
| 1944 | C METHOD. |
|---|
| 1945 | C ------- |
|---|
| 1946 | C SEE DOCUMENTATION |
|---|
| 1947 | C |
|---|
| 1948 | C EXTERNALS. |
|---|
| 1949 | C ---------- |
|---|
| 1950 | C NONE |
|---|
| 1951 | C |
|---|
| 1952 | C REFERENCE. |
|---|
| 1953 | C ---------- |
|---|
| 1954 | C Lott, 1999: Alleviation of stationary biases in a GCM through... |
|---|
| 1955 | C Monthly Weather Review, 127, pp 788-801. |
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| 1956 | C |
|---|
| 1957 | C AUTHOR. |
|---|
| 1958 | C ------- |
|---|
| 1959 | C FRANCOIS LOTT *LMD* |
|---|
| 1960 | C |
|---|
| 1961 | C MODIFICATIONS. |
|---|
| 1962 | C -------------- |
|---|
| 1963 | C ORIGINAL : 90-01-01 (MARTIN MILLER, ECMWF) |
|---|
| 1964 | C LAST: 99-07-09 (FRANCOIS LOTT,LMD) |
|---|
| 1965 | C ------------------------------------------------------------------ |
|---|
| 1966 | USE dimphy |
|---|
| 1967 | USE mod_phys_lmdz_para |
|---|
| 1968 | USE mod_grid_phy_lmdz |
|---|
| 1969 | IMPLICIT NONE |
|---|
| 1970 | C |
|---|
| 1971 | C ----------------------------------------------------------------- |
|---|
| 1972 | #include "YOEGWD.h" |
|---|
| 1973 | C ---------------------------------------------------------------- |
|---|
| 1974 | C |
|---|
| 1975 | C ARGUMENTS |
|---|
| 1976 | integer nlon,nlev |
|---|
| 1977 | REAL paprs(nlon,nlev+1) |
|---|
| 1978 | REAL pplay(nlon,nlev) |
|---|
| 1979 | C |
|---|
| 1980 | INTEGER JK |
|---|
| 1981 | REAL ZPR,ZTOP,ZSIGT,ZPM1R |
|---|
| 1982 | REAL :: pplay_glo(klon_glo,nlev) |
|---|
| 1983 | REAL :: paprs_glo(klon_glo,nlev+1) |
|---|
| 1984 | |
|---|
| 1985 | C |
|---|
| 1986 | C* 1. SET THE VALUES OF THE PARAMETERS |
|---|
| 1987 | C -------------------------------- |
|---|
| 1988 | C |
|---|
| 1989 | 100 CONTINUE |
|---|
| 1990 | C |
|---|
| 1991 | PRINT *,' DANS SUGWD NLEV=',NLEV |
|---|
| 1992 | GHMAX=10000. |
|---|
| 1993 | C |
|---|
| 1994 | ZPR=100000. |
|---|
| 1995 | ZTOP=0.001 |
|---|
| 1996 | ZSIGT=0.94 |
|---|
| 1997 | cold ZPR=80000. |
|---|
| 1998 | cold ZSIGT=0.85 |
|---|
| 1999 | C |
|---|
| 2000 | CALL gather(pplay,pplay_glo) |
|---|
| 2001 | CALL bcast(pplay_glo) |
|---|
| 2002 | CALL gather(paprs,paprs_glo) |
|---|
| 2003 | CALL bcast(paprs_glo) |
|---|
| 2004 | |
|---|
| 2005 | DO 110 JK=1,NLEV |
|---|
| 2006 | ZPM1R=pplay_glo(klon_glo/2+1,jk)/paprs_glo(klon_glo/2+1,1) |
|---|
| 2007 | IF(ZPM1R.GE.ZSIGT)THEN |
|---|
| 2008 | nktopg=JK |
|---|
| 2009 | ENDIF |
|---|
| 2010 | ZPM1R=pplay_glo(klon_glo/2+1,jk)/paprs_glo(klon_glo/2+1,1) |
|---|
| 2011 | IF(ZPM1R.GE.ZTOP)THEN |
|---|
| 2012 | nstra=JK |
|---|
| 2013 | ENDIF |
|---|
| 2014 | 110 CONTINUE |
|---|
| 2015 | c |
|---|
| 2016 | c inversion car dans orodrag on compte les niveaux a l'envers |
|---|
| 2017 | nktopg=nlev-nktopg+1 |
|---|
| 2018 | nstra=nlev-nstra |
|---|
| 2019 | print *,' DANS SUGWD nktopg=', nktopg |
|---|
| 2020 | print *,' DANS SUGWD nstra=', nstra |
|---|
| 2021 | C |
|---|
| 2022 | GSIGCR=0.80 |
|---|
| 2023 | C |
|---|
| 2024 | GKDRAG=0.1875 |
|---|
| 2025 | GRAHILO=0.1 |
|---|
| 2026 | GRCRIT=1.00 |
|---|
| 2027 | GFRCRIT=1.00 |
|---|
| 2028 | GKWAKE=0.50 |
|---|
| 2029 | C |
|---|
| 2030 | GKLIFT=0.25 |
|---|
| 2031 | GVCRIT =0.1 |
|---|
| 2032 | |
|---|
| 2033 | WRITE(UNIT=6,FMT='('' *** SSO essential constants ***'')') |
|---|
| 2034 | WRITE(UNIT=6,FMT='('' *** SPECIFIED IN SUGWD ***'')') |
|---|
| 2035 | WRITE(UNIT=6,FMT='('' Gravity wave ct '',E13.7,'' '')')GKDRAG |
|---|
| 2036 | WRITE(UNIT=6,FMT='('' Trapped/total wave dag '',E13.7,'' '')') |
|---|
| 2037 | S GRAHILO |
|---|
| 2038 | WRITE(UNIT=6,FMT='('' Critical Richardson = '',E13.7,'' '')') |
|---|
| 2039 | S GRCRIT |
|---|
| 2040 | WRITE(UNIT=6,FMT='('' Critical Froude'',e13.7)') GFRCRIT |
|---|
| 2041 | WRITE(UNIT=6,FMT='('' Low level Wake bluff cte'',e13.7)') GKWAKE |
|---|
| 2042 | WRITE(UNIT=6,FMT='('' Low level lift cte'',e13.7)') GKLIFT |
|---|
| 2043 | |
|---|
| 2044 | C |
|---|
| 2045 | C |
|---|
| 2046 | C ---------------------------------------------------------------- |
|---|
| 2047 | C |
|---|
| 2048 | C* 2. SET VALUES OF SECURITY PARAMETERS |
|---|
| 2049 | C --------------------------------- |
|---|
| 2050 | C |
|---|
| 2051 | 200 CONTINUE |
|---|
| 2052 | C |
|---|
| 2053 | GVSEC=0.10 |
|---|
| 2054 | GSSEC=0.0001 |
|---|
| 2055 | C |
|---|
| 2056 | GTSEC=0.00001 |
|---|
| 2057 | C |
|---|
| 2058 | RETURN |
|---|
| 2059 | END |
|---|
| 2060 | |
|---|
