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! $Header$ |
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SUBROUTINE tlift43(p, t, q, qs, gz, icb, nk, tvp, tpk, clw, nd, nl, kk) |
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IMPLICIT NONE |
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REAL gz(nd), tpk(nd), clw(nd), p(nd) |
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REAL t(nd), q(nd), qs(nd), tvp(nd), lv0 |
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INTEGER icb, nk, nd, nl, kk |
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REAL cpd, cpv, cl, g, rowl, gravity, cpvmcl, eps, epsi |
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REAL ah0, cpp, cpinv, tg, qg, alv, s, ahg, tc, denom, es |
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INTEGER i, nst, nsb, j |
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! *** ASSIGN VALUES OF THERMODYNAMIC CONSTANTS *** |
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! -- sb: |
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! ! CPD=1005.7 |
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! ! CPV=1870.0 |
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! ! CL=4190.0 |
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! ! RV=461.5 |
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! ! RD=287.04 |
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! ! LV0=2.501E6 |
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! ! G=9.8 |
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! ! ROWL=1000.0 |
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! ajouts: |
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include "YOMCST.h" |
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cpd = rcpd |
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cpv = rcpv |
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cl = rcw |
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lv0 = rlvtt |
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g = rg |
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rowl = ratm/100. |
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gravity = rg !sb: Pr que gravite ne devienne pas humidite! |
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! sb -- |
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cpvmcl = cl - cpv |
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eps = rd/rv |
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epsi = 1./eps |
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! *** CALCULATE CERTAIN PARCEL QUANTITIES, INCLUDING STATIC ENERGY *** |
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ah0 = (cpd*(1.-q(nk))+cl*q(nk))*t(nk) + q(nk)*(lv0-cpvmcl*(t(nk)-273.15)) + & |
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gz(nk) |
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cpp = cpd*(1.-q(nk)) + q(nk)*cpv |
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cpinv = 1./cpp |
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IF (kk==1) THEN |
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! *** CALCULATE LIFTED PARCEL QUANTITIES BELOW CLOUD BASE *** |
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DO i = 1, icb - 1 |
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clw(i) = 0.0 |
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END DO |
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DO i = nk, icb - 1 |
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tpk(i) = t(nk) - (gz(i)-gz(nk))*cpinv |
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tvp(i) = tpk(i)*(1.+q(nk)*epsi) |
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END DO |
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END IF |
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! *** FIND LIFTED PARCEL QUANTITIES ABOVE CLOUD BASE *** |
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nst = icb |
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nsb = icb |
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IF (kk==2) THEN |
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nst = nl |
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nsb = icb + 1 |
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END IF |
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DO i = nsb, nst |
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tg = t(i) |
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qg = qs(i) |
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alv = lv0 - cpvmcl*(t(i)-273.15) |
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DO j = 1, 2 |
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s = cpd + alv*alv*qg/(rv*t(i)*t(i)) |
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s = 1./s |
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ahg = cpd*tg + (cl-cpd)*q(nk)*t(i) + alv*qg + gz(i) |
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tg = tg + s*(ah0-ahg) |
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tg = max(tg, 35.0) |
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tc = tg - 273.15 |
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denom = 243.5 + tc |
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IF (tc>=0.0) THEN |
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es = 6.112*exp(17.67*tc/denom) |
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ELSE |
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es = exp(23.33086-6111.72784/tg+0.15215*log(tg)) |
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END IF |
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qg = eps*es/(p(i)-es*(1.-eps)) |
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END DO |
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alv = lv0 - cpvmcl*(t(i)-273.15) |
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tpk(i) = (ah0-(cl-cpd)*q(nk)*t(i)-gz(i)-alv*qg)/cpd |
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clw(i) = q(nk) - qg |
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clw(i) = max(0.0, clw(i)) |
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rg = qg/(1.-q(nk)) |
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tvp(i) = tpk(i)*(1.+rg*epsi) |
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END DO |
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! -- sb: |
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rg = gravity ! RG redevient la gravite de YOMCST (sb) |
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! sb -- |
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RETURN |
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END SUBROUTINE tlift43 |
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