[3] | 1 | SUBROUTINE orosetup |
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| 2 | * ( nlon , nlev , ktest |
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| 3 | * , kkcrit, kkcrith, kcrit, ksect , kkhlim |
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| 4 | * , kkenvh, kknu , kknu2 |
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| 5 | * , paphm1, papm1 , pum1 , pvm1, ptm1, pgeom1, pstab, pstd |
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| 6 | * , prho , pri , ptau, pvph, ppsi, pzdep |
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| 7 | * , pulow , pvlow |
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| 8 | * , ptheta, pgam, pmea, ppic, pval |
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| 9 | * , pnu , pd1 , pd2 ,pdmod ) |
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| 10 | C |
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| 11 | c**** *gwsetup* |
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| 12 | c |
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| 13 | c purpose. |
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| 14 | c -------- |
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| 15 | c SET-UP THE ESSENTIAL PARAMETERS OF THE SSO DRAG SCHEME: |
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| 16 | C DEPTH OF LOW WBLOCKED LAYER, LOW-LEVEL FLOW, BACKGROUND |
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| 17 | C STRATIFICATION..... |
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| 18 | c |
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| 19 | c** interface. |
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| 20 | c ---------- |
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| 21 | c from *orodrag* |
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| 22 | c |
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| 23 | c explicit arguments : |
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| 24 | c -------------------- |
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| 25 | c ==== inputs === |
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| 26 | c |
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| 27 | c nlon----input-I-Total number of horizontal points that get into physics |
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| 28 | c nlev----input-I-Number of vertical levels |
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| 29 | c ktest--input-I: Flags to indicate active points |
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| 30 | c |
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| 31 | c ptsphy--input-R-Time-step (s) |
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| 32 | c paphm1--input-R: pressure at model 1/2 layer |
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| 33 | c papm1---input-R: pressure at model layer |
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| 34 | c pgeom1--input-R: Altitude of layer above ground |
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| 35 | c VENUS ATTENTION: CP VARIABLE PSTAB CALCULE EN AMONT DES PARAMETRISATIONS |
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| 36 | c pstab-----R-: Brunt-Vaisala freq.^2 at 1/2 layers (input except klev+1) |
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| 37 | c ptm1, pum1, pvm1--R-: t, u and v |
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| 38 | c pmea----input-R-Mean Orography (m) |
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| 39 | C pstd----input-R-SSO standard deviation (m) |
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| 40 | c psig----input-R-SSO slope |
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| 41 | c pgam----input-R-SSO Anisotropy |
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| 42 | c pthe----input-R-SSO Angle |
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| 43 | c ppic----input-R-SSO Peacks elevation (m) |
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| 44 | c pval----input-R-SSO Valleys elevation (m) |
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| 45 | |
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| 46 | c ==== outputs === |
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| 47 | c pulow, pvlow -output-R: Low-level wind |
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| 48 | c kkcrit----I-: Security value for top of low level flow |
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| 49 | c kcrit-----I-: Critical level |
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| 50 | c ksect-----I-: Not used |
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| 51 | c kkhlim----I-: Not used |
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| 52 | c kkenvh----I-: Top of blocked flow layer |
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| 53 | c kknu------I-: Layer that sees mountain peacks |
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| 54 | c kknu2-----I-: Layer that sees mountain peacks above mountain mean |
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| 55 | c kknub-----I-: Layer that sees mountain mean above valleys |
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| 56 | c prho------R-: Density at 1/2 layers |
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| 57 | c pri-------R-: Background Richardson Number, Wind shear measured along GW stress |
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| 58 | c pvph------R-: Wind in plan of GW stress, Half levels. |
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| 59 | c ppsi------R-: Angle between low level wind and SS0 main axis. |
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| 60 | c pd1-------R-| Compared the ratio of the stress |
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| 61 | c pd2-------R-| that is along the wind to that Normal to it. |
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| 62 | c pdi define the plane of low level stress |
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| 63 | c compared to the low level wind. |
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| 64 | c see p. 108 Lott & Miller (1997). |
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| 65 | c pdmod-----R-: Norme of pdi |
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| 66 | |
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| 67 | c === local arrays === |
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| 68 | c |
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| 69 | c zvpf------R-: Wind projected in the plan of the low-level stress. |
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| 70 | |
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| 71 | c ==== outputs === |
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| 72 | c |
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| 73 | c implicit arguments : none |
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| 74 | c -------------------- |
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| 75 | c |
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| 76 | c method. |
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| 77 | c ------- |
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| 78 | c |
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| 79 | c |
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| 80 | c externals. |
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| 81 | c ---------- |
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| 82 | c |
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| 83 | c |
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| 84 | c reference. |
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| 85 | c ---------- |
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| 86 | c |
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| 87 | c see ecmwf research department documentation of the "i.f.s." |
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| 88 | c |
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| 89 | c author. |
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| 90 | c ------- |
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| 91 | c |
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| 92 | c modifications. |
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| 93 | c -------------- |
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| 94 | c f.lott for the new-gwdrag scheme november 1993 |
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| 95 | c |
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| 96 | c----------------------------------------------------------------------- |
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[101] | 97 | use dimphy |
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[3] | 98 | implicit none |
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| 99 | |
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| 100 | #include "YOMCST.h" |
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| 101 | #include "YOEGWD.h" |
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| 102 | |
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| 103 | c----------------------------------------------------------------------- |
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| 104 | c |
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| 105 | c* 0.1 arguments |
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| 106 | c --------- |
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| 107 | c |
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| 108 | integer nlon,nlev |
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| 109 | integer kkcrit(nlon),kkcrith(nlon),kcrit(nlon),ksect(nlon), |
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| 110 | * kkhlim(nlon),ktest(nlon),kkenvh(nlon) |
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| 111 | |
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| 112 | c |
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| 113 | real paphm1(nlon,klev+1),papm1(nlon,klev),pum1(nlon,klev), |
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| 114 | * pvm1(nlon,klev),ptm1(nlon,klev),pgeom1(nlon,klev), |
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| 115 | * prho(nlon,klev+1),pri(nlon,klev+1),pstab(nlon,klev+1), |
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| 116 | * ptau(nlon,klev+1),pvph(nlon,klev+1),ppsi(nlon,klev+1), |
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| 117 | * pzdep(nlon,klev) |
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| 118 | real pulow(nlon),pvlow(nlon),ptheta(nlon),pgam(nlon),pnu(nlon), |
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| 119 | * pd1(nlon),pd2(nlon),pdmod(nlon) |
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| 120 | real pstd(nlon),pmea(nlon),ppic(nlon),pval(nlon) |
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| 121 | c |
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| 122 | c----------------------------------------------------------------------- |
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| 123 | c |
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| 124 | c* 0.2 local arrays |
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| 125 | c ------------ |
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| 126 | c |
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| 127 | c |
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| 128 | integer ilevh ,jl,jk,iii |
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| 129 | real zcons1,zhgeo,zu,zphi |
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| 130 | real zvt1,zvt2,zdwind,zwind,zdelp |
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| 131 | real zstabm,zstabp,zrhom,zrhop |
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| 132 | logical lo |
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| 133 | logical ll1(klon,klev+1) |
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| 134 | integer kknu(klon),kknu2(klon),kknub(klon),kknul(klon), |
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| 135 | * kentp(klon),ncount(klon) |
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| 136 | c |
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| 137 | real zhcrit(klon,klev),zvpf(klon,klev), |
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| 138 | * zdp(klon,klev) |
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| 139 | real znorm(klon),zb(klon),zc(klon), |
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| 140 | * zulow(klon),zvlow(klon),znup(klon),znum(klon) |
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| 141 | |
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| 142 | c ------------------------------------------------------------------ |
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| 143 | c |
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| 144 | c* 1. initialization |
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| 145 | c -------------- |
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| 146 | c |
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| 147 | c PRINT *,' in orosetup' |
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| 148 | 100 continue |
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| 149 | c |
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| 150 | c ------------------------------------------------------------------ |
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| 151 | c |
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| 152 | c* 1.1 computational constants |
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| 153 | c ----------------------- |
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| 154 | c |
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| 155 | 110 continue |
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| 156 | c |
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| 157 | ilevh =klev/3 |
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| 158 | c |
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| 159 | zcons1=1./rd |
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| 160 | c |
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| 161 | c ------------------------------------------------------------------ |
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| 162 | c |
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| 163 | c* 2. |
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| 164 | c -------------- |
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| 165 | c |
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| 166 | 200 continue |
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| 167 | c |
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| 168 | c ------------------------------------------------------------------ |
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| 169 | c |
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| 170 | c* 2.1 define low level wind, project winds in plane of |
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| 171 | c* low level wind, determine sector in which to take |
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| 172 | c* the variance and set indicator for critical levels. |
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| 173 | c |
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| 174 | c |
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| 175 | c |
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| 176 | do 2001 jl=kidia,kfdia |
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| 177 | kknu(jl) =klev |
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| 178 | kknu2(jl) =klev |
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| 179 | kknub(jl) =klev |
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| 180 | kknul(jl) =klev |
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| 181 | pgam(jl) =max(pgam(jl),gtsec) |
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| 182 | ll1(jl,klev+1)=.false. |
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| 183 | 2001 continue |
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| 184 | c |
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| 185 | c Ajouter une initialisation (L. Li, le 23fev99): |
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| 186 | c |
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| 187 | do jk=klev,ilevh,-1 |
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| 188 | do jl=kidia,kfdia |
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| 189 | ll1(jl,jk)= .false. |
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| 190 | ENDDO |
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| 191 | ENDDO |
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| 192 | c |
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| 193 | c* define top of low level flow |
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| 194 | c ---------------------------- |
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| 195 | do 2002 jk=klev,ilevh,-1 |
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| 196 | do 2003 jl=kidia,kfdia |
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| 197 | if(ktest(jl).eq.1) then |
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| 198 | lo=(paphm1(jl,jk)/paphm1(jl,klev+1)).ge.gsigcr |
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| 199 | if(lo) then |
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| 200 | kkcrit(jl)=jk |
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| 201 | endif |
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| 202 | zhcrit(jl,jk)=ppic(jl)-pval(jl) |
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| 203 | zhgeo=pgeom1(jl,jk)/rg |
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| 204 | ll1(jl,jk)=(zhgeo.gt.zhcrit(jl,jk)) |
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| 205 | C if(ll1(jl,jk).xor.ll1(jl,jk+1)) then |
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| 206 | if(ll1(jl,jk).neqv.ll1(jl,jk+1)) then |
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| 207 | kknu(jl)=jk |
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| 208 | endif |
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| 209 | if(.not.ll1(jl,ilevh))kknu(jl)=ilevh |
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| 210 | endif |
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| 211 | 2003 continue |
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| 212 | 2002 continue |
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| 213 | do 2004 jk=klev,ilevh,-1 |
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| 214 | do 2005 jl=kidia,kfdia |
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| 215 | if(ktest(jl).eq.1) then |
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| 216 | zhcrit(jl,jk)=ppic(jl)-pmea(jl) |
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| 217 | zhgeo=pgeom1(jl,jk)/rg |
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| 218 | ll1(jl,jk)=(zhgeo.gt.zhcrit(jl,jk)) |
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| 219 | if(ll1(jl,jk) .neqv. ll1(jl,jk+1)) then |
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| 220 | kknu2(jl)=jk |
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| 221 | endif |
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| 222 | if(.not.ll1(jl,ilevh))kknu2(jl)=ilevh |
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| 223 | endif |
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| 224 | 2005 continue |
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| 225 | 2004 continue |
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| 226 | do 2006 jk=klev,ilevh,-1 |
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| 227 | do 2007 jl=kidia,kfdia |
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| 228 | if(ktest(jl).eq.1) then |
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| 229 | zhcrit(jl,jk)=amin1(ppic(jl)-pmea(jl),pmea(jl)-pval(jl)) |
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| 230 | zhgeo=pgeom1(jl,jk)/rg |
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| 231 | ll1(jl,jk)=(zhgeo.gt.zhcrit(jl,jk)) |
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| 232 | c if(ll1(jl,jk).xor.ll1(jl,jk+1)) then |
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| 233 | if(ll1(jl,jk).neqv.ll1(jl,jk+1)) then |
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| 234 | kknub(jl)=jk |
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| 235 | endif |
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| 236 | if(.not.ll1(jl,ilevh))kknub(jl)=ilevh |
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| 237 | endif |
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| 238 | 2007 continue |
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| 239 | 2006 continue |
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| 240 | c |
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| 241 | do 2010 jl=kidia,kfdia |
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| 242 | if(ktest(jl).eq.1) then |
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| 243 | kknu(jl)=min(kknu(jl),nktopg) |
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| 244 | kknu2(jl)=min(kknu2(jl),nktopg) |
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| 245 | kknub(jl)=min(kknub(jl),nktopg) |
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| 246 | kknul(jl)=klev |
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| 247 | endif |
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| 248 | 2010 continue |
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| 249 | c |
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| 250 | 210 continue |
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| 251 | c |
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| 252 | cc* initialize various arrays |
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| 253 | c |
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| 254 | do 2107 jl=kidia,kfdia |
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| 255 | prho(jl,klev+1) =0.0 |
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| 256 | cym correction en attendant mieux |
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| 257 | prho(jl,1) =0.0 |
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| 258 | pstab(jl,klev+1) =0.0 |
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| 259 | pstab(jl,1) =0.0 |
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| 260 | pri(jl,klev+1) =9999.0 |
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| 261 | ppsi(jl,klev+1) =0.0 |
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| 262 | pri(jl,1) =0.0 |
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| 263 | pvph(jl,1) =0.0 |
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| 264 | pvph(jl,klev+1) =0.0 |
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| 265 | cym correction en attendant mieux |
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| 266 | cym pvph(jl,klev) =0.0 |
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| 267 | pulow(jl) =0.0 |
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| 268 | pvlow(jl) =0.0 |
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| 269 | zulow(jl) =0.0 |
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| 270 | zvlow(jl) =0.0 |
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| 271 | kkcrith(jl) =klev |
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| 272 | kkenvh(jl) =klev |
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| 273 | kentp(jl) =klev |
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| 274 | kcrit(jl) =1 |
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| 275 | ncount(jl) =0 |
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| 276 | ll1(jl,klev+1) =.false. |
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| 277 | 2107 continue |
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| 278 | c |
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| 279 | c* define flow density and stratification (rho and N2) |
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| 280 | c at semi layers. |
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| 281 | c ------------------------------------------------------- |
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| 282 | c |
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| 283 | do 223 jk=klev,2,-1 |
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| 284 | do 222 jl=kidia,kfdia |
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| 285 | if(ktest(jl).eq.1) then |
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| 286 | zdp(jl,jk)=papm1(jl,jk)-papm1(jl,jk-1) |
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| 287 | prho(jl,jk)=2.*paphm1(jl,jk)*zcons1/(ptm1(jl,jk)+ptm1(jl,jk-1)) |
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| 288 | endif |
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| 289 | 222 continue |
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| 290 | 223 continue |
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| 291 | c print*,"altitude(m)=",pgeom1(kfdia/2,:) |
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| 292 | c print*,"pression(Pa)=",papm1(kfdia/2,:) |
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| 293 | c |
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| 294 | c******************************************************************** |
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| 295 | c |
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| 296 | c* define Low level flow (between ground and peacks-valleys) |
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| 297 | c --------------------------------------------------------- |
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| 298 | do 2115 jk=klev,ilevh,-1 |
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| 299 | do 2116 jl=kidia,kfdia |
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| 300 | if(ktest(jl).eq.1) then |
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| 301 | if(jk.ge.kknu2(jl).and.jk.le.kknul(jl)) then |
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| 302 | pulow(jl)=pulow(jl)+pum1(jl,jk)*(paphm1(jl,jk+1)-paphm1(jl,jk)) |
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| 303 | pvlow(jl)=pvlow(jl)+pvm1(jl,jk)*(paphm1(jl,jk+1)-paphm1(jl,jk)) |
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| 304 | pstab(jl,klev+1)=pstab(jl,klev+1) |
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| 305 | c +pstab(jl,jk)*(paphm1(jl,jk+1)-paphm1(jl,jk)) |
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| 306 | prho(jl,klev+1)=prho(jl,klev+1) |
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| 307 | c +prho(jl,jk)*(paphm1(jl,jk+1)-paphm1(jl,jk)) |
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| 308 | end if |
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| 309 | endif |
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| 310 | 2116 continue |
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| 311 | 2115 continue |
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| 312 | do 2110 jl=kidia,kfdia |
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| 313 | if(ktest(jl).eq.1) then |
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| 314 | pulow(jl)=pulow(jl)/(paphm1(jl,kknul(jl)+1)-paphm1(jl,kknu2(jl))) |
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| 315 | pvlow(jl)=pvlow(jl)/(paphm1(jl,kknul(jl)+1)-paphm1(jl,kknu2(jl))) |
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| 316 | znorm(jl)=max(sqrt(pulow(jl)**2+pvlow(jl)**2),gvsec) |
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| 317 | pvph(jl,klev+1)=znorm(jl) |
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| 318 | pstab(jl,klev+1)=pstab(jl,klev+1) |
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| 319 | c /(paphm1(jl,kknul(jl)+1)-paphm1(jl,kknu2(jl))) |
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| 320 | prho(jl,klev+1)=prho(jl,klev+1) |
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| 321 | c /(paphm1(jl,kknul(jl)+1)-paphm1(jl,kknu2(jl))) |
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| 322 | endif |
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| 323 | 2110 continue |
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| 324 | |
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| 325 | c |
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| 326 | c******* setup orography orientation relative to the low level |
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| 327 | C wind and define parameters of the Anisotropic wave stress. |
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| 328 | c |
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| 329 | do 2112 jl=kidia,kfdia |
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| 330 | if(ktest(jl).eq.1) then |
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| 331 | lo=(pulow(jl).lt.gvsec).and.(pulow(jl).ge.-gvsec) |
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| 332 | if(lo) then |
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| 333 | zu=pulow(jl)+2.*gvsec |
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| 334 | else |
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| 335 | zu=pulow(jl) |
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| 336 | endif |
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| 337 | zphi=atan(pvlow(jl)/zu) |
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| 338 | ppsi(jl,klev+1)=ptheta(jl)*rpi/180.-zphi |
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| 339 | zb(jl)=1.-0.18*pgam(jl)-0.04*pgam(jl)**2 |
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| 340 | zc(jl)=0.48*pgam(jl)+0.3*pgam(jl)**2 |
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| 341 | pd1(jl)=zb(jl)-(zb(jl)-zc(jl))*(sin(ppsi(jl,klev+1))**2) |
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| 342 | pd2(jl)=(zb(jl)-zc(jl))*sin(ppsi(jl,klev+1)) |
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| 343 | * *cos(ppsi(jl,klev+1)) |
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| 344 | pdmod(jl)=sqrt(pd1(jl)**2+pd2(jl)**2) |
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| 345 | endif |
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| 346 | 2112 continue |
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| 347 | c |
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| 348 | c ************ projet flow in plane of lowlevel stress ************* |
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| 349 | C ************ Find critical levels... ************* |
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| 350 | c |
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| 351 | do 213 jk=1,klev |
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| 352 | do 212 jl=kidia,kfdia |
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| 353 | if(ktest(jl).eq.1) then |
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| 354 | zvt1 =pulow(jl)*pum1(jl,jk)+pvlow(jl)*pvm1(jl,jk) |
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| 355 | zvt2 =-pvlow(jl)*pum1(jl,jk)+pulow(jl)*pvm1(jl,jk) |
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| 356 | zvpf(jl,jk)=(zvt1*pd1(jl)+zvt2*pd2(jl))/(znorm(jl)*pdmod(jl)) |
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| 357 | endif |
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| 358 | ptau(jl,jk) =0.0 |
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| 359 | pzdep(jl,jk) =0.0 |
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| 360 | ppsi(jl,jk) =0.0 |
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| 361 | ll1(jl,jk) =.false. |
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| 362 | 212 continue |
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| 363 | 213 continue |
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| 364 | do 215 jk=2,klev |
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| 365 | do 214 jl=kidia,kfdia |
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| 366 | if(ktest(jl).eq.1) then |
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| 367 | zdp(jl,jk)=papm1(jl,jk)-papm1(jl,jk-1) |
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| 368 | pvph(jl,jk)=((paphm1(jl,jk)-papm1(jl,jk-1))*zvpf(jl,jk)+ |
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| 369 | * (papm1(jl,jk)-paphm1(jl,jk))*zvpf(jl,jk-1)) |
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| 370 | * /zdp(jl,jk) |
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| 371 | if(pvph(jl,jk).lt.gvsec) then |
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| 372 | pvph(jl,jk)=gvsec |
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| 373 | kcrit(jl)=jk |
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| 374 | endif |
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| 375 | endif |
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| 376 | 214 continue |
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| 377 | 215 continue |
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| 378 | c |
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| 379 | c* 2.3 mean flow richardson number. |
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| 380 | c |
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| 381 | 230 continue |
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| 382 | c |
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| 383 | do 232 jk=2,klev |
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| 384 | do 231 jl=kidia,kfdia |
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| 385 | if(ktest(jl).eq.1) then |
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| 386 | zdwind=max(abs(zvpf(jl,jk)-zvpf(jl,jk-1)),gvsec) |
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| 387 | pri(jl,jk)=pstab(jl,jk)*(zdp(jl,jk) |
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| 388 | * /(rg*prho(jl,jk)*zdwind))**2 |
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| 389 | pri(jl,jk)=max(pri(jl,jk),grcrit) |
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| 390 | endif |
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| 391 | 231 continue |
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| 392 | 232 continue |
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| 393 | |
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| 394 | c |
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| 395 | c |
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| 396 | c* define top of 'envelope' layer |
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| 397 | c ---------------------------- |
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| 398 | |
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| 399 | do 233 jl=kidia,kfdia |
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| 400 | pnu (jl)=0.0 |
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| 401 | znum(jl)=0.0 |
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| 402 | 233 continue |
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| 403 | |
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| 404 | do 234 jk=2,klev-1 |
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| 405 | do 234 jl=kidia,kfdia |
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| 406 | |
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| 407 | if(ktest(jl).eq.1) then |
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| 408 | |
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| 409 | if (jk.ge.kknu2(jl)) then |
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| 410 | |
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| 411 | znum(jl)=pnu(jl) |
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| 412 | zwind=(pulow(jl)*pum1(jl,jk)+pvlow(jl)*pvm1(jl,jk))/ |
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| 413 | * max(sqrt(pulow(jl)**2+pvlow(jl)**2),gvsec) |
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| 414 | zwind=max(sqrt(zwind**2),gvsec) |
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| 415 | zdelp=paphm1(jl,jk+1)-paphm1(jl,jk) |
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| 416 | zstabm=sqrt(max(pstab(jl,jk ),gssec)) |
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| 417 | zstabp=sqrt(max(pstab(jl,jk+1),gssec)) |
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| 418 | zrhom=prho(jl,jk ) |
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| 419 | zrhop=prho(jl,jk+1) |
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| 420 | pnu(jl) = pnu(jl) + (zdelp/rg)* |
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| 421 | * ((zstabp/zrhop+zstabm/zrhom)/2.)/zwind |
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| 422 | if((znum(jl).le.gfrcrit).and.(pnu(jl).gt.gfrcrit) |
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| 423 | * .and.(kkenvh(jl).eq.klev)) |
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| 424 | * kkenvh(jl)=jk |
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| 425 | |
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| 426 | endif |
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| 427 | |
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| 428 | endif |
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| 429 | |
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| 430 | 234 continue |
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| 431 | |
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| 432 | c calculation of a dynamical mixing height for when the waves |
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| 433 | C BREAK AT LOW LEVEL: The drag will be repartited over |
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| 434 | C a depths that depends on waves vertical wavelength, |
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| 435 | C not just between two adjacent model layers. |
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| 436 | c of gravity waves: |
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| 437 | |
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| 438 | do 235 jl=kidia,kfdia |
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| 439 | znup(jl)=0.0 |
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| 440 | znum(jl)=0.0 |
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| 441 | 235 continue |
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| 442 | |
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| 443 | do 236 jk=klev-1,2,-1 |
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| 444 | do 236 jl=kidia,kfdia |
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| 445 | |
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| 446 | if(ktest(jl).eq.1) then |
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| 447 | |
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| 448 | znum(jl)=znup(jl) |
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| 449 | zwind=(pulow(jl)*pum1(jl,jk)+pvlow(jl)*pvm1(jl,jk))/ |
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| 450 | * max(sqrt(pulow(jl)**2+pvlow(jl)**2),gvsec) |
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| 451 | zwind=max(sqrt(zwind**2),gvsec) |
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| 452 | zdelp=paphm1(jl,jk+1)-paphm1(jl,jk) |
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| 453 | zstabm=sqrt(max(pstab(jl,jk ),gssec)) |
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| 454 | zstabp=sqrt(max(pstab(jl,jk+1),gssec)) |
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| 455 | zrhom=prho(jl,jk ) |
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| 456 | zrhop=prho(jl,jk+1) |
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| 457 | znup(jl) = znup(jl) + (zdelp/rg)* |
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| 458 | * ((zstabp/zrhop+zstabm/zrhom)/2.)/zwind |
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| 459 | if((znum(jl).le.rpi/4.).and.(znup(jl).gt.rpi/4.) |
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| 460 | * .and.(kkcrith(jl).eq.klev)) |
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| 461 | * kkcrith(jl)=jk |
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| 462 | |
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| 463 | endif |
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| 464 | |
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| 465 | 236 continue |
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| 466 | |
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| 467 | do 237 jl=kidia,kfdia |
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| 468 | if(ktest(jl).eq.1) then |
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| 469 | kkcrith(jl)=max0(kkcrith(jl),ilevh*2) |
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| 470 | kkcrith(jl)=max0(kkcrith(jl),kknu(jl)) |
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| 471 | if(kcrit(jl).ge.kkcrith(jl))kcrit(jl)=1 |
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| 472 | endif |
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| 473 | 237 continue |
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| 474 | c |
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| 475 | c directional info for flow blocking ************************* |
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| 476 | c |
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| 477 | do 251 jk=1,klev |
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| 478 | do 252 jl=kidia,kfdia |
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| 479 | if(ktest(jl).eq.1) then |
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| 480 | lo=(pum1(jl,jk).lt.gvsec).and.(pum1(jl,jk).ge.-gvsec) |
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| 481 | if(lo) then |
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| 482 | zu=pum1(jl,jk)+2.*gvsec |
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| 483 | else |
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| 484 | zu=pum1(jl,jk) |
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| 485 | endif |
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| 486 | zphi=atan(pvm1(jl,jk)/zu) |
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| 487 | ppsi(jl,jk)=ptheta(jl)*rpi/180.-zphi |
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| 488 | endif |
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| 489 | 252 continue |
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| 490 | 251 continue |
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| 491 | |
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| 492 | c forms the vertical 'leakiness' ************************** |
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| 493 | |
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| 494 | do 254 jk=ilevh,klev |
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| 495 | do 253 jl=kidia,kfdia |
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| 496 | if(ktest(jl).eq.1) then |
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| 497 | pzdep(jl,jk)=0 |
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| 498 | if(jk.ge.kkenvh(jl).and.kkenvh(jl).ne.klev) then |
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| 499 | pzdep(jl,jk)=(pgeom1(jl,kkenvh(jl) )-pgeom1(jl, jk))/ |
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| 500 | * (pgeom1(jl,kkenvh(jl) )-pgeom1(jl,klev)) |
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| 501 | end if |
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| 502 | endif |
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| 503 | 253 continue |
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| 504 | 254 continue |
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| 505 | |
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| 506 | return |
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| 507 | end |
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| 508 | |
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| 509 | |
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