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guez |
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SUBROUTINE flxadjtq(pp, pt, pq, ldflag, kcall) |
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use dimens_m |
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use dimphy |
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use SUPHEC_M |
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use yoethf_m |
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use fcttre |
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IMPLICIT none |
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!====================================================================== |
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! Objet: ajustement entre T et Q |
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!====================================================================== |
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! NOTE: INPUT PARAMETER kcall DEFINES CALCULATION AS |
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! kcall=0 ENV. T AND QS IN*CUINI* |
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! kcall=1 CONDENSATION IN UPDRAFTS (E.G. CUBASE, CUASC) |
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! kcall=2 EVAPORATION IN DOWNDRAFTS (E.G. CUDLFS,CUDDRAF) |
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! |
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! |
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REAL pt(klon), pq(klon), pp(klon) |
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LOGICAL ldflag(klon) |
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INTEGER kcall |
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! |
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REAL zcond(klon), zcond1 |
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REAL Z5alvcp, z5alscp, zalvdcp, zalsdcp |
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REAL zdelta, zcvm5, zldcp, zqsat, zcor |
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INTEGER is, i |
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! |
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z5alvcp = r5les*RLVTT/RCPD |
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z5alscp = r5ies*RLSTT/RCPD |
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zalvdcp = rlvtt/RCPD |
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zalsdcp = rlstt/RCPD |
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! |
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DO i = 1, klon |
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zcond(i) = 0.0 |
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ENDDO |
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DO 210 i =1, klon |
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IF (ldflag(i)) THEN |
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zdelta = MAX(0.,SIGN(1.,RTT-pt(i))) |
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zcvm5 = z5alvcp*(1.-zdelta) + zdelta*z5alscp |
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zldcp = zalvdcp*(1.-zdelta) + zdelta*zalsdcp |
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zqsat = R2ES*FOEEW(pt(i),zdelta) / pp(i) |
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zqsat = MIN(0.5,zqsat) |
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zcor = 1./(1.-RETV*zqsat) |
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zqsat = zqsat*zcor |
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zcond(i) = (pq(i)-zqsat) & |
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/ (1. + FOEDE(pt(i), zdelta, zcvm5, zqsat, zcor)) |
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IF (kcall.EQ.1) zcond(i) = MAX(zcond(i),0.) |
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IF (kcall.EQ.2) zcond(i) = MIN(zcond(i),0.) |
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pt(i) = pt(i) + zldcp*zcond(i) |
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pq(i) = pq(i) - zcond(i) |
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ENDIF |
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210 CONTINUE |
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! |
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is = 0 |
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DO i =1, klon |
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IF (zcond(i).NE.0.) is = is + 1 |
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ENDDO |
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IF (is.EQ.0) GOTO 230 |
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! |
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DO 220 i = 1, klon |
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IF(ldflag(i).AND.zcond(i).NE.0.) THEN |
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zdelta = MAX(0.,SIGN(1.,RTT-pt(i))) |
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zcvm5 = z5alvcp*(1.-zdelta) + zdelta*z5alscp |
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zldcp = zalvdcp*(1.-zdelta) + zdelta*zalsdcp |
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zqsat = R2ES* FOEEW(pt(i),zdelta) / pp(i) |
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zqsat = MIN(0.5,zqsat) |
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zcor = 1./(1.-RETV*zqsat) |
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zqsat = zqsat*zcor |
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zcond1 = (pq(i)-zqsat) & |
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/ (1. + FOEDE(pt(i),zdelta,zcvm5,zqsat,zcor)) |
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pt(i) = pt(i) + zldcp*zcond1 |
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pq(i) = pq(i) - zcond1 |
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ENDIF |
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220 CONTINUE |
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! |
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230 CONTINUE |
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RETURN |
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END |
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