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