| [3927] | 1 | SUBROUTINE cv3_enthalpmix(len, nd, iflag, plim1, plim2, p, ph, & |
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| 2 | t, q, u, v, w, & |
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| 3 | wi, nk, tmix, thmix, qmix, qsmix, umix, vmix, plcl & |
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| 4 | #ifdef ISO |
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| 5 | & ,xt,xtmix & |
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| 6 | #endif |
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| 7 | ) |
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| 8 | #ifdef ISO |
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| 9 | use infotrac_phy, ONLY: ntraciso |
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| 10 | #endif |
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| 11 | ! ************************************************************** |
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| 12 | ! * |
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| 13 | ! CV3_ENTHALPMIX Brassage adiabatique d'une couche d'epaisseur * |
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| 14 | ! arbitraire. * |
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| 15 | ! * |
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| 16 | ! written by : Grandpeix Jean-Yves, 28/12/2001, 13.14.24 * |
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| 17 | ! modified by : Filiberti M-A 06/2005 vectorisation * |
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| 18 | ! ************************************************************** |
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| 19 | |
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| 20 | IMPLICIT NONE |
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| 21 | ! ============================================================== |
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| 22 | |
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| 23 | ! vertmix : determines theta, t, q, qs, u and v of the mixture generated by |
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| 24 | ! adiabatic mixing of air between plim1 and plim2 with weighting w. |
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| 25 | ! If plim1 and plim2 fall within the same model layer, then theta, ... v |
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| 26 | ! are those of that layer. |
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| 27 | ! A minimum value (dpmin) is imposed upon plim1-plim2 |
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| 28 | |
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| 29 | ! =============================================================== |
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| 30 | |
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| 31 | include "cvthermo.h" |
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| 32 | include "YOETHF.h" |
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| 33 | include "YOMCST.h" |
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| 34 | include "FCTTRE.h" |
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| 35 | !inputs: |
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| 36 | INTEGER, INTENT (IN) :: nd, len |
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| 37 | INTEGER, DIMENSION (len), INTENT (IN) :: nk |
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| 38 | REAL, DIMENSION (len), INTENT (IN) :: plim1, plim2 |
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| 39 | REAL, DIMENSION (len,nd), INTENT (IN) :: t, q |
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| 40 | REAL, DIMENSION (len,nd), INTENT (IN) :: u, v |
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| 41 | REAL, DIMENSION (nd), INTENT (IN) :: w |
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| 42 | REAL, DIMENSION (len,nd), INTENT (IN) :: p |
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| 43 | REAL, DIMENSION (len,nd+1), INTENT (IN) :: ph |
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| 44 | #ifdef ISO |
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| 45 | REAL, DIMENSION (ntraciso,len,nd), INTENT (IN) :: xt |
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| 46 | #endif |
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| 47 | !input/output: |
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| 48 | INTEGER, DIMENSION (len), INTENT (INOUT) :: iflag |
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| 49 | !outputs: |
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| 50 | REAL, DIMENSION (len), INTENT (OUT) :: tmix, thmix, qmix |
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| 51 | REAL, DIMENSION (len), INTENT (OUT) :: umix, vmix |
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| 52 | REAL, DIMENSION (len), INTENT (OUT) :: qsmix |
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| 53 | REAL, DIMENSION (len), INTENT (OUT) :: plcl |
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| 54 | REAL, DIMENSION (len,nd), INTENT (OUT) :: wi |
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| 55 | #ifdef ISO |
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| 56 | REAL, DIMENSION (ntraciso,len), INTENT (OUT) :: xtmix |
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| 57 | #endif |
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| 58 | !internal variables : |
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| 59 | INTEGER i, j |
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| 60 | INTEGER niflag7 |
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| 61 | INTEGER, DIMENSION(len) :: j1, j2 |
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| 62 | REAL :: a, b |
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| 63 | REAL :: cpn |
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| 64 | REAL :: x, y, p0, p0m1, zdelta, zcor |
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| 65 | REAL, SAVE :: dpmin=1. |
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| 66 | !$OMP THREADPRIVATE(dpmin) |
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| 67 | REAL, DIMENSION(len) :: plim2p ! = min(plim2(:),plim1(:)-dpmin) |
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| 68 | REAL, DIMENSION(len) :: akm ! mixture enthalpy |
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| 69 | REAL, DIMENSION(len) :: dpw, coef |
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| 70 | REAL, DIMENSION(len) :: rdcp, a2, b2, pnk |
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| 71 | REAL, DIMENSION(len) :: rh, chi |
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| 72 | REAL, DIMENSION(len) :: eqwght |
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| 73 | REAL, DIMENSION(len,nd) :: p1, p2 |
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| 74 | #ifdef ISO |
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| 75 | INTEGER ixt |
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| 76 | #endif |
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| 77 | |
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| 78 | |
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| 79 | !! print *,' ->cv3_vertmix, plim1,plim2 ', plim1,plim2 !jyg |
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| 80 | plim2p(:) = min(plim2(:),plim1(:)-dpmin) |
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| 81 | j1(:)=nd |
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| 82 | j2(:) = 0 |
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| 83 | DO j = 1, nd |
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| 84 | DO i = 1, len |
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| 85 | IF (plim1(i)<=ph(i,j)) j1(i) = j |
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| 86 | !!! IF (plim2p(i)>=ph(i,j+1) .AND. plim2p(i)<ph(i,j)) j2(i) = j |
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| 87 | IF (plim2p(i)< ph(i,j)) j2(i) = j |
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| 88 | END DO |
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| 89 | END DO |
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| 90 | |
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| 91 | DO j = 1, nd |
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| 92 | DO i = 1, len |
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| 93 | wi(i, j) = 0. |
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| 94 | END DO |
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| 95 | END DO |
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| 96 | DO i = 1, len |
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| 97 | akm(i) = 0. |
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| 98 | qmix(i) = 0. |
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| 99 | umix(i) = 0. |
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| 100 | vmix(i) = 0. |
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| 101 | dpw(i) = 0. |
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| 102 | a2(i) = 0.0 |
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| 103 | b2(i) = 0. |
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| 104 | pnk(i) = p(i, nk(i)) |
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| 105 | #ifdef ISO |
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| 106 | xtmix(:,i) = 0. |
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| 107 | #endif |
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| 108 | END DO |
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| 109 | eqwght(:) = 0. |
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| 110 | |
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| 111 | p0 = 1000. |
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| 112 | p0m1 = 1./p0 |
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| 113 | |
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| 114 | DO i = 1, len |
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| 115 | IF (j2(i) < j1(i)) THEN |
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| 116 | coef(i) = 1. |
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| 117 | eqwght(i) = 1. |
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| 118 | ELSE |
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| 119 | coef(i) = 1./(plim1(i)-plim2p(i)) |
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| 120 | ENDIF |
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| 121 | END DO |
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| 122 | |
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| 123 | !! print *,'cv3_vertmix, j1,j2,coef ', j1,j2,coef !jyg |
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| 124 | |
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| 125 | DO j = 1, nd |
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| 126 | DO i = 1, len |
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| 127 | IF (j>=j1(i) .AND. j<=j2(i)) THEN |
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| 128 | p1(i, j) = min(ph(i,j), plim1(i)) |
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| 129 | p2(i, j) = max(ph(i,j+1), plim2p(i)) |
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| 130 | ! CRtest:couplage thermiques: deja normalise |
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| 131 | ! wi(i,j) = w(j) |
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| 132 | ! print*,'wi',wi(i,j) |
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| 133 | wi(i, j) = w(j)*(p1(i,j)-p2(i,j))*coef(i)+eqwght(i) |
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| 134 | dpw(i) = dpw(i) + wi(i, j) |
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| 135 | |
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| 136 | !! print *,'cv3_vertmix, j, wi(1,j),dpw ', j, wi(1,j),dpw !jyg |
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| 137 | |
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| 138 | END IF |
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| 139 | END DO |
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| 140 | END DO |
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| 141 | |
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| 142 | ! CR:print |
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| 143 | ! do i=1,len |
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| 144 | ! print*,'plim',plim1(i),plim2p(i) |
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| 145 | ! enddo |
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| 146 | DO j = 1, nd |
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| 147 | DO i = 1, len |
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| 148 | IF (j>=j1(i) .AND. j<=j2(i)) THEN |
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| 149 | wi(i, j) = wi(i, j)/dpw(i) |
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| 150 | akm(i) = akm(i) + (cpd*(1.-q(i,j))+q(i,j)*cpv)*t(i, j)*wi(i, j) |
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| 151 | qmix(i) = qmix(i) + q(i, j)*wi(i, j) |
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| 152 | umix(i) = umix(i) + u(i, j)*wi(i, j) |
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| 153 | vmix(i) = vmix(i) + v(i, j)*wi(i, j) |
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| 154 | #ifdef ISO |
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| 155 | do ixt=1,ntraciso |
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| 156 | xtmix(ixt,i) = xtmix(ixt,i) + xt(ixt,i, j)*wi(i, j) |
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| 157 | enddo |
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| 158 | #endif |
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| 159 | END IF |
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| 160 | END DO |
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| 161 | END DO |
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| 162 | |
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| 163 | DO i = 1, len |
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| 164 | rdcp(i) = (rrd*(1.-qmix(i))+qmix(i)*rrv)/(cpd*(1.-qmix(i))+qmix(i)*cpv) |
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| 165 | END DO |
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| 166 | |
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| 167 | |
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| 168 | !! print *,'cv3_vertmix, rdcp ', rdcp !jyg |
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| 169 | |
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| 170 | |
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| 171 | |
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| 172 | DO j = 1, nd |
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| 173 | DO i = 1, len |
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| 174 | IF (j>=j1(i) .AND. j<=j2(i)) THEN |
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| 175 | ! c x=(.5*(p1(i,j)+p2(i,j))*p0m1)**rdcp(i) |
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| 176 | y = (.5*(p1(i,j)+p2(i,j))/pnk(i))**rdcp(i) |
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| 177 | ! c a2(i)=a2(i)+(cpd*(1.-qmix(i))+qmix(i)*cpv)*x*wi(i,j) |
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| 178 | b2(i) = b2(i) + (cpd*(1.-qmix(i))+qmix(i)*cpv)*y*wi(i, j) |
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| 179 | END IF |
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| 180 | END DO |
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| 181 | END DO |
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| 182 | |
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| 183 | DO i = 1, len |
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| 184 | tmix(i) = akm(i)/b2(i) |
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| 185 | thmix(i) = tmix(i)*(p0/pnk(i))**rdcp(i) |
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| 186 | ! print*,'thmix akm',akm(i),b2(i) |
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| 187 | ! print*,'thmix t',tmix(i),p0 |
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| 188 | ! print*,'thmix p',pnk(i),rdcp(i) |
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| 189 | ! print*,'thmix',thmix(i) |
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| 190 | ! c thmix(i) = akm(i)/a2(i) |
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| 191 | ! c tmix(i)= thmix(i)*(pnk(i)*p0m1)**rdcp(i) |
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| 192 | zdelta = max(0., sign(1.,rtt-tmix(i))) |
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| 193 | qsmix(i) = r2es*foeew(tmix(i), zdelta)/(pnk(i)*100.) |
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| 194 | qsmix(i) = min(0.5, qsmix(i)) |
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| 195 | zcor = 1./(1.-retv*qsmix(i)) |
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| 196 | qsmix(i) = qsmix(i)*zcor |
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| 197 | END DO |
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| 198 | |
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| 199 | ! ------------------------------------------------------------------- |
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| 200 | ! --- Calculate lifted condensation level of air at parcel origin level |
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| 201 | ! --- (Within 0.2% of formula of Bolton, MON. WEA. REV.,1980) |
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| 202 | ! ------------------------------------------------------------------- |
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| 203 | |
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| 204 | a = 1669.0 ! convect3 |
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| 205 | b = 122.0 ! convect3 |
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| 206 | |
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| 207 | |
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| 208 | niflag7 = 0 |
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| 209 | DO i = 1, len |
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| 210 | |
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| 211 | IF (iflag(i)/=7) THEN ! modif sb Jun7th 2002 |
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| 212 | |
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| 213 | rh(i) = qmix(i)/qsmix(i) |
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| 214 | chi(i) = tmix(i)/(a-b*rh(i)-tmix(i)) ! convect3 |
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| 215 | ! ATTENTION, la LIGNE DESSOUS A ETE RAJOUTEE ARBITRAIREMENT ET |
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| 216 | ! MASQUE UN PB POTENTIEL |
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| 217 | chi(i) = max(chi(i), 0.) |
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| 218 | rh(i) = max(rh(i), 0.) |
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| 219 | plcl(i) = pnk(i)*(rh(i)**chi(i)) |
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| 220 | IF (((plcl(i)<200.0) .OR. (plcl(i)>=2000.0)) .AND. (iflag(i)==0)) & |
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| 221 | iflag(i) = 8 |
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| 222 | |
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| 223 | ELSE |
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| 224 | |
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| 225 | niflag7 = niflag7 + 1 |
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| 226 | plcl(i) = plim2p(i) |
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| 227 | |
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| 228 | END IF ! iflag=7 |
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| 229 | |
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| 230 | ! print*,'NIFLAG7 =',niflag7 |
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| 231 | |
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| 232 | END DO |
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| 233 | |
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| 234 | !! print *,' cv3_vertmix->' !jyg |
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| 235 | |
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| 236 | |
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| 237 | RETURN |
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| 238 | END SUBROUTINE cv3_enthalpmix |
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| 239 | |
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