| 2 |
! $Header: /home/cvsroot/LMDZ4/libf/phylmd/cv_routines.F,v 1.1.1.1 2004/05/19 12:53:08 lmdzadmin Exp $ |
! $Header: /home/cvsroot/LMDZ4/libf/phylmd/cv_routines.F,v 1.1.1.1 2004/05/19 12:53:08 lmdzadmin Exp $ |
| 3 |
! |
! |
| 4 |
SUBROUTINE cv_param(nd) |
SUBROUTINE cv_param(nd) |
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use cvparam |
| 6 |
implicit none |
implicit none |
| 7 |
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| 8 |
c------------------------------------------------------------ |
!------------------------------------------------------------ |
| 9 |
c Set parameters for convectL |
! Set parameters for convectL |
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c (includes microphysical parameters and parameters that |
! (includes microphysical parameters and parameters that |
| 11 |
c control the rate of approach to quasi-equilibrium) |
! control the rate of approach to quasi-equilibrium) |
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c------------------------------------------------------------ |
!------------------------------------------------------------ |
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! *** ELCRIT IS THE AUTOCONVERSION THERSHOLD WATER CONTENT (gm/gm) *** |
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! *** TLCRIT IS CRITICAL TEMPERATURE BELOW WHICH THE AUTO- *** |
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! *** CONVERSION THRESHOLD IS ASSUMED TO BE ZERO *** |
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! *** (THE AUTOCONVERSION THRESHOLD VARIES LINEARLY *** |
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! *** BETWEEN 0 C AND TLCRIT) *** |
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! *** ENTP IS THE COEFFICIENT OF MIXING IN THE ENTRAINMENT *** |
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! *** FORMULATION *** |
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! *** SIGD IS THE FRACTIONAL AREA COVERED BY UNSATURATED DNDRAFT *** |
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! *** SIGS IS THE FRACTION OF PRECIPITATION FALLING OUTSIDE *** |
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! *** OF CLOUD *** |
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! *** OMTRAIN IS THE ASSUMED FALL SPEED (P/s) OF RAIN *** |
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! *** OMTSNOW IS THE ASSUMED FALL SPEED (P/s) OF SNOW *** |
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! *** COEFFR IS A COEFFICIENT GOVERNING THE RATE OF EVAPORATION *** |
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! *** OF RAIN *** |
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! *** COEFFS IS A COEFFICIENT GOVERNING THE RATE OF EVAPORATION *** |
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! *** OF SNOW *** |
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! *** CU IS THE COEFFICIENT GOVERNING CONVECTIVE MOMENTUM *** |
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! *** TRANSPORT *** |
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! *** DTMAX IS THE MAXIMUM NEGATIVE TEMPERATURE PERTURBATION *** |
| 33 |
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! *** A LIFTED PARCEL IS ALLOWED TO HAVE BELOW ITS LFC *** |
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! *** ALPHA AND DAMP ARE PARAMETERS THAT CONTROL THE RATE OF *** |
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! *** APPROACH TO QUASI-EQUILIBRIUM *** |
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! *** (THEIR STANDARD VALUES ARE 0.20 AND 0.1, RESPECTIVELY) *** |
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! *** (DAMP MUST BE LESS THAN 1) *** |
| 38 |
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C *** ELCRIT IS THE AUTOCONVERSION THERSHOLD WATER CONTENT (gm/gm) *** |
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C *** TLCRIT IS CRITICAL TEMPERATURE BELOW WHICH THE AUTO- *** |
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C *** CONVERSION THRESHOLD IS ASSUMED TO BE ZERO *** |
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C *** (THE AUTOCONVERSION THRESHOLD VARIES LINEARLY *** |
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C *** BETWEEN 0 C AND TLCRIT) *** |
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C *** ENTP IS THE COEFFICIENT OF MIXING IN THE ENTRAINMENT *** |
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C *** FORMULATION *** |
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C *** SIGD IS THE FRACTIONAL AREA COVERED BY UNSATURATED DNDRAFT *** |
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C *** SIGS IS THE FRACTION OF PRECIPITATION FALLING OUTSIDE *** |
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C *** OF CLOUD *** |
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C *** OMTRAIN IS THE ASSUMED FALL SPEED (P/s) OF RAIN *** |
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C *** OMTSNOW IS THE ASSUMED FALL SPEED (P/s) OF SNOW *** |
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C *** COEFFR IS A COEFFICIENT GOVERNING THE RATE OF EVAPORATION *** |
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C *** OF RAIN *** |
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C *** COEFFS IS A COEFFICIENT GOVERNING THE RATE OF EVAPORATION *** |
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C *** OF SNOW *** |
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C *** CU IS THE COEFFICIENT GOVERNING CONVECTIVE MOMENTUM *** |
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C *** TRANSPORT *** |
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C *** DTMAX IS THE MAXIMUM NEGATIVE TEMPERATURE PERTURBATION *** |
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C *** A LIFTED PARCEL IS ALLOWED TO HAVE BELOW ITS LFC *** |
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C *** ALPHA AND DAMP ARE PARAMETERS THAT CONTROL THE RATE OF *** |
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C *** APPROACH TO QUASI-EQUILIBRIUM *** |
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C *** (THEIR STANDARD VALUES ARE 0.20 AND 0.1, RESPECTIVELY) *** |
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C *** (DAMP MUST BE LESS THAN 1) *** |
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include "cvparam.h" |
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| 39 |
integer nd |
integer nd |
| 40 |
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| 41 |
c noff: integer limit for convection (nd-noff) |
! noff: integer limit for convection (nd-noff) |
| 42 |
c minorig: First level of convection |
! minorig: First level of convection |
| 43 |
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| 44 |
noff = 2 |
noff = 2 |
| 45 |
minorig = 2 |
minorig = 2 |
| 58 |
coeffr=1.0 |
coeffr=1.0 |
| 59 |
coeffs=0.8 |
coeffs=0.8 |
| 60 |
dtmax=0.9 |
dtmax=0.9 |
| 61 |
c |
! |
| 62 |
cu=0.70 |
cu=0.70 |
| 63 |
c |
! |
| 64 |
betad=10.0 |
betad=10.0 |
| 65 |
c |
! |
| 66 |
damp=0.1 |
damp=0.1 |
| 67 |
alpha=0.2 |
alpha=0.2 |
| 68 |
c |
! |
| 69 |
delta=0.01 ! cld |
delta=0.01 ! cld |
| 70 |
c |
! |
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return |
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end |
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SUBROUTINE cv_prelim(len,nd,ndp1,t,q,p,ph |
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: ,lv,cpn,tv,gz,h,hm) |
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use cvthermo |
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implicit none |
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!===================================================================== |
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! --- CALCULATE ARRAYS OF GEOPOTENTIAL, HEAT CAPACITY & STATIC ENERGY |
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!===================================================================== |
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c inputs: |
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integer len, nd, ndp1 |
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real t(len,nd), q(len,nd), p(len,nd), ph(len,ndp1) |
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c outputs: |
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real lv(len,nd), cpn(len,nd), tv(len,nd) |
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real gz(len,nd), h(len,nd), hm(len,nd) |
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c local variables: |
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integer k, i |
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real cpx(len,nd) |
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include "cvparam.h" |
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do 110 k=1,nlp |
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do 100 i=1,len |
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lv(i,k)= lv0-clmcpv*(t(i,k)-t0) |
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cpn(i,k)=cpd*(1.0-q(i,k))+cpv*q(i,k) |
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cpx(i,k)=cpd*(1.0-q(i,k))+cl*q(i,k) |
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tv(i,k)=t(i,k)*(1.0+q(i,k)*epsim1) |
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100 continue |
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110 continue |
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c |
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c gz = phi at the full levels (same as p). |
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c |
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do 120 i=1,len |
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gz(i,1)=0.0 |
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120 continue |
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do 140 k=2,nlp |
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do 130 i=1,len |
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gz(i,k)=gz(i,k-1)+hrd*(tv(i,k-1)+tv(i,k)) |
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& *(p(i,k-1)-p(i,k))/ph(i,k) |
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130 continue |
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140 continue |
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c |
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c h = phi + cpT (dry static energy). |
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c hm = phi + cp(T-Tbase)+Lq |
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c |
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do 170 k=1,nlp |
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do 160 i=1,len |
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h(i,k)=gz(i,k)+cpn(i,k)*t(i,k) |
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hm(i,k)=gz(i,k)+cpx(i,k)*(t(i,k)-t(i,1))+lv(i,k)*q(i,k) |
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160 continue |
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170 continue |
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return |
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end |
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SUBROUTINE cv_feed(len,nd,t,q,qs,p,hm,gz |
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: ,nk,icb,icbmax,iflag,tnk,qnk,gznk,plcl) |
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implicit none |
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C================================================================ |
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C Purpose: CONVECTIVE FEED |
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C================================================================ |
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include "cvparam.h" |
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c inputs: |
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integer len, nd |
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real t(len,nd), q(len,nd), qs(len,nd), p(len,nd) |
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real hm(len,nd), gz(len,nd) |
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c outputs: |
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integer iflag(len), nk(len), icb(len), icbmax |
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real tnk(len), qnk(len), gznk(len), plcl(len) |
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c local variables: |
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integer i, k |
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integer ihmin(len) |
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real work(len) |
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real pnk(len), qsnk(len), rh(len), chi(len) |
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!------------------------------------------------------------------- |
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! --- Find level of minimum moist static energy |
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! --- If level of minimum moist static energy coincides with |
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! --- or is lower than minimum allowable parcel origin level, |
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! --- set iflag to 6. |
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!------------------------------------------------------------------- |
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do 180 i=1,len |
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work(i)=1.0e12 |
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ihmin(i)=nl |
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180 continue |
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do 200 k=2,nlp |
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do 190 i=1,len |
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if((hm(i,k).lt.work(i)).and. |
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& (hm(i,k).lt.hm(i,k-1)))then |
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work(i)=hm(i,k) |
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ihmin(i)=k |
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endif |
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190 continue |
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200 continue |
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do 210 i=1,len |
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ihmin(i)=min(ihmin(i),nlm) |
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if(ihmin(i).le.minorig)then |
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iflag(i)=6 |
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endif |
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210 continue |
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c |
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!------------------------------------------------------------------- |
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! --- Find that model level below the level of minimum moist static |
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! --- energy that has the maximum value of moist static energy |
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!------------------------------------------------------------------- |
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do 220 i=1,len |
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work(i)=hm(i,minorig) |
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nk(i)=minorig |
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220 continue |
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do 240 k=minorig+1,nl |
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do 230 i=1,len |
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if((hm(i,k).gt.work(i)).and.(k.le.ihmin(i)))then |
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work(i)=hm(i,k) |
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nk(i)=k |
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endif |
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230 continue |
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240 continue |
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!------------------------------------------------------------------- |
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! --- Check whether parcel level temperature and specific humidity |
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! --- are reasonable |
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!------------------------------------------------------------------- |
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do 250 i=1,len |
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if(((t(i,nk(i)).lt.250.0).or. |
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& (q(i,nk(i)).le.0.0).or. |
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& (p(i,ihmin(i)).lt.400.0)).and. |
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& (iflag(i).eq.0))iflag(i)=7 |
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250 continue |
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!------------------------------------------------------------------- |
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! --- Calculate lifted condensation level of air at parcel origin level |
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! --- (Within 0.2% of formula of Bolton, MON. WEA. REV.,1980) |
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!------------------------------------------------------------------- |
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do 260 i=1,len |
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tnk(i)=t(i,nk(i)) |
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qnk(i)=q(i,nk(i)) |
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gznk(i)=gz(i,nk(i)) |
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pnk(i)=p(i,nk(i)) |
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qsnk(i)=qs(i,nk(i)) |
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c |
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rh(i)=qnk(i)/qsnk(i) |
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rh(i)=min(1.0,rh(i)) |
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chi(i)=tnk(i)/(1669.0-122.0*rh(i)-tnk(i)) |
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plcl(i)=pnk(i)*(rh(i)**chi(i)) |
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if(((plcl(i).lt.200.0).or.(plcl(i).ge.2000.0)) |
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& .and.(iflag(i).eq.0))iflag(i)=8 |
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260 continue |
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!------------------------------------------------------------------- |
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! --- Calculate first level above lcl (=icb) |
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!------------------------------------------------------------------- |
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do 270 i=1,len |
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icb(i)=nlm |
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270 continue |
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c |
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do 290 k=minorig,nl |
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do 280 i=1,len |
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if((k.ge.(nk(i)+1)).and.(p(i,k).lt.plcl(i))) |
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& icb(i)=min(icb(i),k) |
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280 continue |
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290 continue |
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c |
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do 300 i=1,len |
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if((icb(i).ge.nlm).and.(iflag(i).eq.0))iflag(i)=9 |
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300 continue |
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c |
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c Compute icbmax. |
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c |
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icbmax=2 |
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do 310 i=1,len |
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icbmax=max(icbmax,icb(i)) |
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310 continue |
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return |
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end |
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SUBROUTINE cv_undilute1(len,nd,t,q,qs,gz,p,nk,icb,icbmax |
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: ,tp,tvp,clw) |
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use cvthermo |
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implicit none |
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include "cvparam.h" |
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c inputs: |
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integer len, nd |
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integer nk(len), icb(len), icbmax |
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real t(len,nd), q(len,nd), qs(len,nd), gz(len,nd) |
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real p(len,nd) |
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c outputs: |
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real tp(len,nd), tvp(len,nd), clw(len,nd) |
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c local variables: |
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integer i, k |
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real tg, qg, alv, s, ahg, tc, denom, es, rg |
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real ah0(len), cpp(len) |
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real tnk(len), qnk(len), gznk(len), ticb(len), gzicb(len) |
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!------------------------------------------------------------------- |
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! --- Calculates the lifted parcel virtual temperature at nk, |
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! --- the actual temperature, and the adiabatic |
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! --- liquid water content. The procedure is to solve the equation. |
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! cp*tp+L*qp+phi=cp*tnk+L*qnk+gznk. |
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!------------------------------------------------------------------- |
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do 320 i=1,len |
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tnk(i)=t(i,nk(i)) |
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qnk(i)=q(i,nk(i)) |
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gznk(i)=gz(i,nk(i)) |
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ticb(i)=t(i,icb(i)) |
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gzicb(i)=gz(i,icb(i)) |
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320 continue |
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c |
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c *** Calculate certain parcel quantities, including static energy *** |
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c |
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do 330 i=1,len |
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ah0(i)=(cpd*(1.-qnk(i))+cl*qnk(i))*tnk(i) |
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& +qnk(i)*(lv0-clmcpv*(tnk(i)-273.15))+gznk(i) |
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cpp(i)=cpd*(1.-qnk(i))+qnk(i)*cpv |
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330 continue |
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c |
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c *** Calculate lifted parcel quantities below cloud base *** |
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c |
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do 350 k=minorig,icbmax-1 |
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do 340 i=1,len |
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tp(i,k)=tnk(i)-(gz(i,k)-gznk(i))/cpp(i) |
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tvp(i,k)=tp(i,k)*(1.+qnk(i)*epsi) |
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340 continue |
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350 continue |
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c |
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c *** Find lifted parcel quantities above cloud base *** |
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c |
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do 360 i=1,len |
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tg=ticb(i) |
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qg=qs(i,icb(i)) |
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alv=lv0-clmcpv*(ticb(i)-t0) |
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c |
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c First iteration. |
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c |
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s=cpd+alv*alv*qg/(rrv*ticb(i)*ticb(i)) |
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s=1./s |
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ahg=cpd*tg+(cl-cpd)*qnk(i)*ticb(i)+alv*qg+gzicb(i) |
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tg=tg+s*(ah0(i)-ahg) |
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tg=max(tg,35.0) |
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tc=tg-t0 |
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denom=243.5+tc |
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if(tc.ge.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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endif |
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qg=eps*es/(p(i,icb(i))-es*(1.-eps)) |
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c |
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c Second iteration. |
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c |
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s=cpd+alv*alv*qg/(rrv*ticb(i)*ticb(i)) |
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s=1./s |
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ahg=cpd*tg+(cl-cpd)*qnk(i)*ticb(i)+alv*qg+gzicb(i) |
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tg=tg+s*(ah0(i)-ahg) |
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tg=max(tg,35.0) |
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tc=tg-t0 |
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denom=243.5+tc |
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if(tc.ge.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,icb(i))-es*(1.-eps)) |
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c |
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alv=lv0-clmcpv*(ticb(i)-273.15) |
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tp(i,icb(i))=(ah0(i)-(cl-cpd)*qnk(i)*ticb(i) |
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& -gz(i,icb(i))-alv*qg)/cpd |
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clw(i,icb(i))=qnk(i)-qg |
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clw(i,icb(i))=max(0.0,clw(i,icb(i))) |
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rg=qg/(1.-qnk(i)) |
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tvp(i,icb(i))=tp(i,icb(i))*(1.+rg*epsi) |
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360 continue |
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c |
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do 380 k=minorig,icbmax |
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do 370 i=1,len |
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tvp(i,k)=tvp(i,k)-tp(i,k)*qnk(i) |
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370 continue |
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380 continue |
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c |
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return |
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end |
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SUBROUTINE cv_trigger(len,nd,icb,cbmf,tv,tvp,iflag) |
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implicit none |
|
|
|
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!------------------------------------------------------------------- |
|
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! --- Test for instability. |
|
|
! --- If there was no convection at last time step and parcel |
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|
! --- is stable at icb, then set iflag to 4. |
|
|
!------------------------------------------------------------------- |
|
|
|
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include "cvparam.h" |
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|
|
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c inputs: |
|
|
integer len, nd, icb(len) |
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|
real cbmf(len), tv(len,nd), tvp(len,nd) |
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|
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c outputs: |
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|
integer iflag(len) ! also an input |
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|
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c local variables: |
|
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integer i |
|
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|
|
|
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do 390 i=1,len |
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if((cbmf(i).eq.0.0) .and.(iflag(i).eq.0).and. |
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& (tvp(i,icb(i)).le.(tv(i,icb(i))-dtmax)))iflag(i)=4 |
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390 continue |
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return |
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end |
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SUBROUTINE cv_compress( len,nloc,ncum,nd |
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: ,iflag1,nk1,icb1 |
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: ,cbmf1,plcl1,tnk1,qnk1,gznk1 |
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: ,t1,q1,qs1,u1,v1,gz1 |
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: ,h1,lv1,cpn1,p1,ph1,tv1,tp1,tvp1,clw1 |
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|
o ,iflag,nk,icb |
|
|
o ,cbmf,plcl,tnk,qnk,gznk |
|
|
o ,t,q,qs,u,v,gz,h,lv,cpn,p,ph,tv,tp,tvp,clw |
|
|
o ,dph ) |
|
|
implicit none |
|
|
|
|
|
include "cvparam.h" |
|
|
|
|
|
c inputs: |
|
|
integer len,ncum,nd,nloc |
|
|
integer iflag1(len),nk1(len),icb1(len) |
|
|
real cbmf1(len),plcl1(len),tnk1(len),qnk1(len),gznk1(len) |
|
|
real t1(len,nd),q1(len,nd),qs1(len,nd),u1(len,nd),v1(len,nd) |
|
|
real gz1(len,nd),h1(len,nd),lv1(len,nd),cpn1(len,nd) |
|
|
real p1(len,nd),ph1(len,nd+1),tv1(len,nd),tp1(len,nd) |
|
|
real tvp1(len,nd),clw1(len,nd) |
|
|
|
|
|
c outputs: |
|
|
integer iflag(nloc),nk(nloc),icb(nloc) |
|
|
real cbmf(nloc),plcl(nloc),tnk(nloc),qnk(nloc),gznk(nloc) |
|
|
real t(nloc,nd),q(nloc,nd),qs(nloc,nd),u(nloc,nd),v(nloc,nd) |
|
|
real gz(nloc,nd),h(nloc,nd),lv(nloc,nd),cpn(nloc,nd) |
|
|
real p(nloc,nd),ph(nloc,nd+1),tv(nloc,nd),tp(nloc,nd) |
|
|
real tvp(nloc,nd),clw(nloc,nd) |
|
|
real dph(nloc,nd) |
|
|
|
|
|
c local variables: |
|
|
integer i,k,nn |
|
|
|
|
|
|
|
|
do 110 k=1,nl+1 |
|
|
nn=0 |
|
|
do 100 i=1,len |
|
|
if(iflag1(i).eq.0)then |
|
|
nn=nn+1 |
|
|
t(nn,k)=t1(i,k) |
|
|
q(nn,k)=q1(i,k) |
|
|
qs(nn,k)=qs1(i,k) |
|
|
u(nn,k)=u1(i,k) |
|
|
v(nn,k)=v1(i,k) |
|
|
gz(nn,k)=gz1(i,k) |
|
|
h(nn,k)=h1(i,k) |
|
|
lv(nn,k)=lv1(i,k) |
|
|
cpn(nn,k)=cpn1(i,k) |
|
|
p(nn,k)=p1(i,k) |
|
|
ph(nn,k)=ph1(i,k) |
|
|
tv(nn,k)=tv1(i,k) |
|
|
tp(nn,k)=tp1(i,k) |
|
|
tvp(nn,k)=tvp1(i,k) |
|
|
clw(nn,k)=clw1(i,k) |
|
|
endif |
|
|
100 continue |
|
|
110 continue |
|
|
|
|
|
if (nn.ne.ncum) then |
|
|
print*,'strange! nn not equal to ncum: ',nn,ncum |
|
|
stop |
|
|
endif |
|
|
|
|
|
nn=0 |
|
|
do 150 i=1,len |
|
|
if(iflag1(i).eq.0)then |
|
|
nn=nn+1 |
|
|
cbmf(nn)=cbmf1(i) |
|
|
plcl(nn)=plcl1(i) |
|
|
tnk(nn)=tnk1(i) |
|
|
qnk(nn)=qnk1(i) |
|
|
gznk(nn)=gznk1(i) |
|
|
nk(nn)=nk1(i) |
|
|
icb(nn)=icb1(i) |
|
|
iflag(nn)=iflag1(i) |
|
|
endif |
|
|
150 continue |
|
|
|
|
|
do 170 k=1,nl |
|
|
do 160 i=1,ncum |
|
|
dph(i,k)=ph(i,k)-ph(i,k+1) |
|
|
160 continue |
|
|
170 continue |
|
|
|
|
| 71 |
return |
return |
| 72 |
end |
end |
|
|
|
|
SUBROUTINE cv_undilute2(nloc,ncum,nd,icb,nk |
|
|
: ,tnk,qnk,gznk,t,q,qs,gz |
|
|
: ,p,dph,h,tv,lv |
|
|
o ,inb,inb1,tp,tvp,clw,hp,ep,sigp,frac) |
|
|
use cvthermo |
|
|
implicit none |
|
|
|
|
|
C--------------------------------------------------------------------- |
|
|
C Purpose: |
|
|
C FIND THE REST OF THE LIFTED PARCEL TEMPERATURES |
|
|
C & |
|
|
C COMPUTE THE PRECIPITATION EFFICIENCIES AND THE |
|
|
C FRACTION OF PRECIPITATION FALLING OUTSIDE OF CLOUD |
|
|
C & |
|
|
C FIND THE LEVEL OF NEUTRAL BUOYANCY |
|
|
C--------------------------------------------------------------------- |
|
|
|
|
|
include "cvparam.h" |
|
|
|
|
|
c inputs: |
|
|
integer ncum, nd, nloc |
|
|
integer icb(nloc), nk(nloc) |
|
|
real t(nloc,nd), q(nloc,nd), qs(nloc,nd), gz(nloc,nd) |
|
|
real p(nloc,nd), dph(nloc,nd) |
|
|
real tnk(nloc), qnk(nloc), gznk(nloc) |
|
|
real lv(nloc,nd), tv(nloc,nd), h(nloc,nd) |
|
|
|
|
|
c outputs: |
|
|
integer inb(nloc), inb1(nloc) |
|
|
real tp(nloc,nd), tvp(nloc,nd), clw(nloc,nd) |
|
|
real ep(nloc,nd), sigp(nloc,nd), hp(nloc,nd) |
|
|
real frac(nloc) |
|
|
|
|
|
c local variables: |
|
|
integer i, k |
|
|
real tg,qg,ahg,alv,s,tc,es,denom,rg,tca,elacrit |
|
|
real by, defrac |
|
|
real ah0(nloc), cape(nloc), capem(nloc), byp(nloc) |
|
|
logical lcape(nloc) |
|
|
|
|
|
!===================================================================== |
|
|
! --- SOME INITIALIZATIONS |
|
|
!===================================================================== |
|
|
|
|
|
do 170 k=1,nl |
|
|
do 160 i=1,ncum |
|
|
ep(i,k)=0.0 |
|
|
sigp(i,k)=sigs |
|
|
160 continue |
|
|
170 continue |
|
|
|
|
|
!===================================================================== |
|
|
! --- FIND THE REST OF THE LIFTED PARCEL TEMPERATURES |
|
|
!===================================================================== |
|
|
c |
|
|
c --- The procedure is to solve the equation. |
|
|
c cp*tp+L*qp+phi=cp*tnk+L*qnk+gznk. |
|
|
c |
|
|
c *** Calculate certain parcel quantities, including static energy *** |
|
|
c |
|
|
c |
|
|
do 240 i=1,ncum |
|
|
ah0(i)=(cpd*(1.-qnk(i))+cl*qnk(i))*tnk(i) |
|
|
& +qnk(i)*(lv0-clmcpv*(tnk(i)-t0))+gznk(i) |
|
|
240 continue |
|
|
c |
|
|
c |
|
|
c *** Find lifted parcel quantities above cloud base *** |
|
|
c |
|
|
c |
|
|
do 300 k=minorig+1,nl |
|
|
do 290 i=1,ncum |
|
|
if(k.ge.(icb(i)+1))then |
|
|
tg=t(i,k) |
|
|
qg=qs(i,k) |
|
|
alv=lv0-clmcpv*(t(i,k)-t0) |
|
|
c |
|
|
c First iteration. |
|
|
c |
|
|
s=cpd+alv*alv*qg/(rrv*t(i,k)*t(i,k)) |
|
|
s=1./s |
|
|
ahg=cpd*tg+(cl-cpd)*qnk(i)*t(i,k)+alv*qg+gz(i,k) |
|
|
tg=tg+s*(ah0(i)-ahg) |
|
|
tg=max(tg,35.0) |
|
|
tc=tg-t0 |
|
|
denom=243.5+tc |
|
|
if(tc.ge.0.0)then |
|
|
es=6.112*exp(17.67*tc/denom) |
|
|
else |
|
|
es=exp(23.33086-6111.72784/tg+0.15215*log(tg)) |
|
|
endif |
|
|
qg=eps*es/(p(i,k)-es*(1.-eps)) |
|
|
c |
|
|
c Second iteration. |
|
|
c |
|
|
s=cpd+alv*alv*qg/(rrv*t(i,k)*t(i,k)) |
|
|
s=1./s |
|
|
ahg=cpd*tg+(cl-cpd)*qnk(i)*t(i,k)+alv*qg+gz(i,k) |
|
|
tg=tg+s*(ah0(i)-ahg) |
|
|
tg=max(tg,35.0) |
|
|
tc=tg-t0 |
|
|
denom=243.5+tc |
|
|
if(tc.ge.0.0)then |
|
|
es=6.112*exp(17.67*tc/denom) |
|
|
else |
|
|
es=exp(23.33086-6111.72784/tg+0.15215*log(tg)) |
|
|
endif |
|
|
qg=eps*es/(p(i,k)-es*(1.-eps)) |
|
|
c |
|
|
alv=lv0-clmcpv*(t(i,k)-t0) |
|
|
c print*,'cpd dans convect2 ',cpd |
|
|
c print*,'tp(i,k),ah0(i),cl,cpd,qnk(i),t(i,k),gz(i,k),alv,qg,cpd' |
|
|
c print*,tp(i,k),ah0(i),cl,cpd,qnk(i),t(i,k),gz(i,k),alv,qg,cpd |
|
|
tp(i,k)=(ah0(i)-(cl-cpd)*qnk(i)*t(i,k)-gz(i,k)-alv*qg)/cpd |
|
|
c if (.not.cpd.gt.1000.) then |
|
|
c print*,'CPD=',cpd |
|
|
c stop |
|
|
c endif |
|
|
clw(i,k)=qnk(i)-qg |
|
|
clw(i,k)=max(0.0,clw(i,k)) |
|
|
rg=qg/(1.-qnk(i)) |
|
|
tvp(i,k)=tp(i,k)*(1.+rg*epsi) |
|
|
endif |
|
|
290 continue |
|
|
300 continue |
|
|
c |
|
|
!===================================================================== |
|
|
! --- SET THE PRECIPITATION EFFICIENCIES AND THE FRACTION OF |
|
|
! --- PRECIPITATION FALLING OUTSIDE OF CLOUD |
|
|
! --- THESE MAY BE FUNCTIONS OF TP(I), P(I) AND CLW(I) |
|
|
!===================================================================== |
|
|
c |
|
|
do 320 k=minorig+1,nl |
|
|
do 310 i=1,ncum |
|
|
if(k.ge.(nk(i)+1))then |
|
|
tca=tp(i,k)-t0 |
|
|
if(tca.ge.0.0)then |
|
|
elacrit=elcrit |
|
|
else |
|
|
elacrit=elcrit*(1.0-tca/tlcrit) |
|
|
endif |
|
|
elacrit=max(elacrit,0.0) |
|
|
ep(i,k)=1.0-elacrit/max(clw(i,k),1.0e-8) |
|
|
ep(i,k)=max(ep(i,k),0.0 ) |
|
|
ep(i,k)=min(ep(i,k),1.0 ) |
|
|
sigp(i,k)=sigs |
|
|
endif |
|
|
310 continue |
|
|
320 continue |
|
|
c |
|
|
!===================================================================== |
|
|
! --- CALCULATE VIRTUAL TEMPERATURE AND LIFTED PARCEL |
|
|
! --- VIRTUAL TEMPERATURE |
|
|
!===================================================================== |
|
|
c |
|
|
do 340 k=minorig+1,nl |
|
|
do 330 i=1,ncum |
|
|
if(k.ge.(icb(i)+1))then |
|
|
tvp(i,k)=tvp(i,k)*(1.0-qnk(i)+ep(i,k)*clw(i,k)) |
|
|
c print*,'i,k,tvp(i,k),qnk(i),ep(i,k),clw(i,k)' |
|
|
c print*, i,k,tvp(i,k),qnk(i),ep(i,k),clw(i,k) |
|
|
endif |
|
|
330 continue |
|
|
340 continue |
|
|
do 350 i=1,ncum |
|
|
tvp(i,nlp)=tvp(i,nl)-(gz(i,nlp)-gz(i,nl))/cpd |
|
|
350 continue |
|
|
c |
|
|
c===================================================================== |
|
|
c --- FIND THE FIRST MODEL LEVEL (INB1) ABOVE THE PARCEL'S |
|
|
c --- HIGHEST LEVEL OF NEUTRAL BUOYANCY |
|
|
c --- AND THE HIGHEST LEVEL OF POSITIVE CAPE (INB) |
|
|
c===================================================================== |
|
|
c |
|
|
do 510 i=1,ncum |
|
|
cape(i)=0.0 |
|
|
capem(i)=0.0 |
|
|
inb(i)=icb(i)+1 |
|
|
inb1(i)=inb(i) |
|
|
510 continue |
|
|
c |
|
|
c Originial Code |
|
|
c |
|
|
c do 530 k=minorig+1,nl-1 |
|
|
c do 520 i=1,ncum |
|
|
c if(k.ge.(icb(i)+1))then |
|
|
c by=(tvp(i,k)-tv(i,k))*dph(i,k)/p(i,k) |
|
|
c byp=(tvp(i,k+1)-tv(i,k+1))*dph(i,k+1)/p(i,k+1) |
|
|
c cape(i)=cape(i)+by |
|
|
c if(by.ge.0.0)inb1(i)=k+1 |
|
|
c if(cape(i).gt.0.0)then |
|
|
c inb(i)=k+1 |
|
|
c capem(i)=cape(i) |
|
|
c endif |
|
|
c endif |
|
|
c520 continue |
|
|
c530 continue |
|
|
c do 540 i=1,ncum |
|
|
c byp=(tvp(i,nl)-tv(i,nl))*dph(i,nl)/p(i,nl) |
|
|
c cape(i)=capem(i)+byp |
|
|
c defrac=capem(i)-cape(i) |
|
|
c defrac=max(defrac,0.001) |
|
|
c frac(i)=-cape(i)/defrac |
|
|
c frac(i)=min(frac(i),1.0) |
|
|
c frac(i)=max(frac(i),0.0) |
|
|
c540 continue |
|
|
c |
|
|
c K Emanuel fix |
|
|
c |
|
|
c call zilch(byp,ncum) |
|
|
c do 530 k=minorig+1,nl-1 |
|
|
c do 520 i=1,ncum |
|
|
c if(k.ge.(icb(i)+1))then |
|
|
c by=(tvp(i,k)-tv(i,k))*dph(i,k)/p(i,k) |
|
|
c cape(i)=cape(i)+by |
|
|
c if(by.ge.0.0)inb1(i)=k+1 |
|
|
c if(cape(i).gt.0.0)then |
|
|
c inb(i)=k+1 |
|
|
c capem(i)=cape(i) |
|
|
c byp(i)=(tvp(i,k+1)-tv(i,k+1))*dph(i,k+1)/p(i,k+1) |
|
|
c endif |
|
|
c endif |
|
|
c520 continue |
|
|
c530 continue |
|
|
c do 540 i=1,ncum |
|
|
c inb(i)=max(inb(i),inb1(i)) |
|
|
c cape(i)=capem(i)+byp(i) |
|
|
c defrac=capem(i)-cape(i) |
|
|
c defrac=max(defrac,0.001) |
|
|
c frac(i)=-cape(i)/defrac |
|
|
c frac(i)=min(frac(i),1.0) |
|
|
c frac(i)=max(frac(i),0.0) |
|
|
c540 continue |
|
|
c |
|
|
c J Teixeira fix |
|
|
c |
|
|
call zilch(byp,ncum) |
|
|
do 515 i=1,ncum |
|
|
lcape(i)=.true. |
|
|
515 continue |
|
|
do 530 k=minorig+1,nl-1 |
|
|
do 520 i=1,ncum |
|
|
if(cape(i).lt.0.0)lcape(i)=.false. |
|
|
if((k.ge.(icb(i)+1)).and.lcape(i))then |
|
|
by=(tvp(i,k)-tv(i,k))*dph(i,k)/p(i,k) |
|
|
byp(i)=(tvp(i,k+1)-tv(i,k+1))*dph(i,k+1)/p(i,k+1) |
|
|
cape(i)=cape(i)+by |
|
|
if(by.ge.0.0)inb1(i)=k+1 |
|
|
if(cape(i).gt.0.0)then |
|
|
inb(i)=k+1 |
|
|
capem(i)=cape(i) |
|
|
endif |
|
|
endif |
|
|
520 continue |
|
|
530 continue |
|
|
do 540 i=1,ncum |
|
|
cape(i)=capem(i)+byp(i) |
|
|
defrac=capem(i)-cape(i) |
|
|
defrac=max(defrac,0.001) |
|
|
frac(i)=-cape(i)/defrac |
|
|
frac(i)=min(frac(i),1.0) |
|
|
frac(i)=max(frac(i),0.0) |
|
|
540 continue |
|
|
c |
|
|
c===================================================================== |
|
|
c --- CALCULATE LIQUID WATER STATIC ENERGY OF LIFTED PARCEL |
|
|
c===================================================================== |
|
|
c |
|
|
c initialization: |
|
|
do i=1,ncum*nlp |
|
|
hp(i,1)=h(i,1) |
|
|
enddo |
|
|
|
|
|
do 600 k=minorig+1,nl |
|
|
do 590 i=1,ncum |
|
|
if((k.ge.icb(i)).and.(k.le.inb(i)))then |
|
|
hp(i,k)=h(i,nk(i))+(lv(i,k)+(cpd-cpv)*t(i,k))*ep(i,k)*clw(i,k) |
|
|
endif |
|
|
590 continue |
|
|
600 continue |
|
|
c |
|
|
return |
|
|
end |
|
|
c |
|
|
SUBROUTINE cv_closure(nloc,ncum,nd,nk,icb |
|
|
: ,tv,tvp,p,ph,dph,plcl,cpn |
|
|
: ,iflag,cbmf) |
|
|
use cvthermo |
|
|
implicit none |
|
|
|
|
|
c inputs: |
|
|
integer ncum, nd, nloc |
|
|
integer nk(nloc), icb(nloc) |
|
|
real tv(nloc,nd), tvp(nloc,nd), p(nloc,nd), dph(nloc,nd) |
|
|
real ph(nloc,nd+1) ! caution nd instead ndp1 to be consistent... |
|
|
real plcl(nloc), cpn(nloc,nd) |
|
|
|
|
|
c outputs: |
|
|
integer iflag(nloc) |
|
|
real cbmf(nloc) ! also an input |
|
|
|
|
|
c local variables: |
|
|
integer i, k, icbmax |
|
|
real dtpbl(nloc), dtmin(nloc), tvpplcl(nloc), tvaplcl(nloc) |
|
|
real work(nloc) |
|
|
|
|
|
include "cvparam.h" |
|
|
|
|
|
c------------------------------------------------------------------- |
|
|
c Compute icbmax. |
|
|
c------------------------------------------------------------------- |
|
|
|
|
|
icbmax=2 |
|
|
do 230 i=1,ncum |
|
|
icbmax=max(icbmax,icb(i)) |
|
|
230 continue |
|
|
|
|
|
c===================================================================== |
|
|
c --- CALCULATE CLOUD BASE MASS FLUX |
|
|
c===================================================================== |
|
|
c |
|
|
c tvpplcl = parcel temperature lifted adiabatically from level |
|
|
c icb-1 to the LCL. |
|
|
c tvaplcl = virtual temperature at the LCL. |
|
|
c |
|
|
do 610 i=1,ncum |
|
|
dtpbl(i)=0.0 |
|
|
tvpplcl(i)=tvp(i,icb(i)-1) |
|
|
& -rrd*tvp(i,icb(i)-1)*(p(i,icb(i)-1)-plcl(i)) |
|
|
& /(cpn(i,icb(i)-1)*p(i,icb(i)-1)) |
|
|
tvaplcl(i)=tv(i,icb(i)) |
|
|
& +(tvp(i,icb(i))-tvp(i,icb(i)+1))*(plcl(i)-p(i,icb(i))) |
|
|
& /(p(i,icb(i))-p(i,icb(i)+1)) |
|
|
610 continue |
|
|
|
|
|
c------------------------------------------------------------------- |
|
|
c --- Interpolate difference between lifted parcel and |
|
|
c --- environmental temperatures to lifted condensation level |
|
|
c------------------------------------------------------------------- |
|
|
c |
|
|
c dtpbl = average of tvp-tv in the PBL (k=nk to icb-1). |
|
|
c |
|
|
do 630 k=minorig,icbmax |
|
|
do 620 i=1,ncum |
|
|
if((k.ge.nk(i)).and.(k.le.(icb(i)-1)))then |
|
|
dtpbl(i)=dtpbl(i)+(tvp(i,k)-tv(i,k))*dph(i,k) |
|
|
endif |
|
|
620 continue |
|
|
630 continue |
|
|
do 640 i=1,ncum |
|
|
dtpbl(i)=dtpbl(i)/(ph(i,nk(i))-ph(i,icb(i))) |
|
|
dtmin(i)=tvpplcl(i)-tvaplcl(i)+dtmax+dtpbl(i) |
|
|
640 continue |
|
|
c |
|
|
c------------------------------------------------------------------- |
|
|
c --- Adjust cloud base mass flux |
|
|
c------------------------------------------------------------------- |
|
|
c |
|
|
do 650 i=1,ncum |
|
|
work(i)=cbmf(i) |
|
|
cbmf(i)=max(0.0,(1.0-damp)*cbmf(i)+0.1*alpha*dtmin(i)) |
|
|
if((work(i).eq.0.0).and.(cbmf(i).eq.0.0))then |
|
|
iflag(i)=3 |
|
|
endif |
|
|
650 continue |
|
|
|
|
|
return |
|
|
end |
|
|
|
|
|
SUBROUTINE cv_mixing(nloc,ncum,nd,icb,nk,inb,inb1 |
|
|
: ,ph,t,q,qs,u,v,h,lv,qnk |
|
|
: ,hp,tv,tvp,ep,clw,cbmf |
|
|
: ,m,ment,qent,uent,vent,nent,sij,elij) |
|
|
use cvthermo |
|
|
implicit none |
|
|
|
|
|
include "cvparam.h" |
|
|
|
|
|
c inputs: |
|
|
integer ncum, nd, nloc |
|
|
integer icb(nloc), inb(nloc), inb1(nloc), nk(nloc) |
|
|
real cbmf(nloc), qnk(nloc) |
|
|
real ph(nloc,nd+1) |
|
|
real t(nloc,nd), q(nloc,nd), qs(nloc,nd), lv(nloc,nd) |
|
|
real u(nloc,nd), v(nloc,nd), h(nloc,nd), hp(nloc,nd) |
|
|
real tv(nloc,nd), tvp(nloc,nd), ep(nloc,nd), clw(nloc,nd) |
|
|
|
|
|
c outputs: |
|
|
integer nent(nloc,nd) |
|
|
real m(nloc,nd), ment(nloc,nd,nd), qent(nloc,nd,nd) |
|
|
real uent(nloc,nd,nd), vent(nloc,nd,nd) |
|
|
real sij(nloc,nd,nd), elij(nloc,nd,nd) |
|
|
|
|
|
c local variables: |
|
|
integer i, j, k, ij |
|
|
integer num1, num2 |
|
|
real dbo, qti, bf2, anum, denom, dei, altem, cwat, stemp |
|
|
real alt, qp1, smid, sjmin, sjmax, delp, delm |
|
|
real work(nloc), asij(nloc), smin(nloc), scrit(nloc) |
|
|
real bsum(nloc,nd) |
|
|
logical lwork(nloc) |
|
|
|
|
|
c===================================================================== |
|
|
c --- INITIALIZE VARIOUS ARRAYS USED IN THE COMPUTATIONS |
|
|
c===================================================================== |
|
|
c |
|
|
do 360 i=1,ncum*nlp |
|
|
nent(i,1)=0 |
|
|
m(i,1)=0.0 |
|
|
360 continue |
|
|
c |
|
|
do 400 k=1,nlp |
|
|
do 390 j=1,nlp |
|
|
do 385 i=1,ncum |
|
|
qent(i,k,j)=q(i,j) |
|
|
uent(i,k,j)=u(i,j) |
|
|
vent(i,k,j)=v(i,j) |
|
|
elij(i,k,j)=0.0 |
|
|
ment(i,k,j)=0.0 |
|
|
sij(i,k,j)=0.0 |
|
|
385 continue |
|
|
390 continue |
|
|
400 continue |
|
|
c |
|
|
c------------------------------------------------------------------- |
|
|
c --- Calculate rates of mixing, m(i) |
|
|
c------------------------------------------------------------------- |
|
|
c |
|
|
call zilch(work,ncum) |
|
|
c |
|
|
do 670 j=minorig+1,nl |
|
|
do 660 i=1,ncum |
|
|
if((j.ge.(icb(i)+1)).and.(j.le.inb(i)))then |
|
|
k=min(j,inb1(i)) |
|
|
dbo=abs(tv(i,k+1)-tvp(i,k+1)-tv(i,k-1)+tvp(i,k-1)) |
|
|
& +entp*0.04*(ph(i,k)-ph(i,k+1)) |
|
|
work(i)=work(i)+dbo |
|
|
m(i,j)=cbmf(i)*dbo |
|
|
endif |
|
|
660 continue |
|
|
670 continue |
|
|
do 690 k=minorig+1,nl |
|
|
do 680 i=1,ncum |
|
|
if((k.ge.(icb(i)+1)).and.(k.le.inb(i)))then |
|
|
m(i,k)=m(i,k)/work(i) |
|
|
endif |
|
|
680 continue |
|
|
690 continue |
|
|
c |
|
|
c |
|
|
c===================================================================== |
|
|
c --- CALCULATE ENTRAINED AIR MASS FLUX (ment), TOTAL WATER MIXING |
|
|
c --- RATIO (QENT), TOTAL CONDENSED WATER (elij), AND MIXING |
|
|
c --- FRACTION (sij) |
|
|
c===================================================================== |
|
|
c |
|
|
c |
|
|
do 750 i=minorig+1,nl |
|
|
do 710 j=minorig+1,nl |
|
|
do 700 ij=1,ncum |
|
|
if((i.ge.(icb(ij)+1)).and.(j.ge.icb(ij)) |
|
|
& .and.(i.le.inb(ij)).and.(j.le.inb(ij)))then |
|
|
qti=qnk(ij)-ep(ij,i)*clw(ij,i) |
|
|
bf2=1.+lv(ij,j)*lv(ij,j)*qs(ij,j) |
|
|
& /(rrv*t(ij,j)*t(ij,j)*cpd) |
|
|
anum=h(ij,j)-hp(ij,i)+(cpv-cpd)*t(ij,j)*(qti-q(ij,j)) |
|
|
denom=h(ij,i)-hp(ij,i)+(cpd-cpv)*(q(ij,i)-qti)*t(ij,j) |
|
|
dei=denom |
|
|
if(abs(dei).lt.0.01)dei=0.01 |
|
|
sij(ij,i,j)=anum/dei |
|
|
sij(ij,i,i)=1.0 |
|
|
altem=sij(ij,i,j)*q(ij,i)+(1.-sij(ij,i,j))*qti-qs(ij,j) |
|
|
altem=altem/bf2 |
|
|
cwat=clw(ij,j)*(1.-ep(ij,j)) |
|
|
stemp=sij(ij,i,j) |
|
|
if((stemp.lt.0.0.or.stemp.gt.1.0.or. |
|
|
1 altem.gt.cwat).and.j.gt.i)then |
|
|
anum=anum-lv(ij,j)*(qti-qs(ij,j)-cwat*bf2) |
|
|
denom=denom+lv(ij,j)*(q(ij,i)-qti) |
|
|
if(abs(denom).lt.0.01)denom=0.01 |
|
|
sij(ij,i,j)=anum/denom |
|
|
altem=sij(ij,i,j)*q(ij,i)+(1.-sij(ij,i,j))*qti-qs(ij,j) |
|
|
altem=altem-(bf2-1.)*cwat |
|
|
endif |
|
|
if(sij(ij,i,j).gt.0.0.and.sij(ij,i,j).lt.0.9)then |
|
|
qent(ij,i,j)=sij(ij,i,j)*q(ij,i) |
|
|
& +(1.-sij(ij,i,j))*qti |
|
|
uent(ij,i,j)=sij(ij,i,j)*u(ij,i) |
|
|
& +(1.-sij(ij,i,j))*u(ij,nk(ij)) |
|
|
vent(ij,i,j)=sij(ij,i,j)*v(ij,i) |
|
|
& +(1.-sij(ij,i,j))*v(ij,nk(ij)) |
|
|
elij(ij,i,j)=altem |
|
|
elij(ij,i,j)=max(0.0,elij(ij,i,j)) |
|
|
ment(ij,i,j)=m(ij,i)/(1.-sij(ij,i,j)) |
|
|
nent(ij,i)=nent(ij,i)+1 |
|
|
endif |
|
|
sij(ij,i,j)=max(0.0,sij(ij,i,j)) |
|
|
sij(ij,i,j)=min(1.0,sij(ij,i,j)) |
|
|
endif |
|
|
700 continue |
|
|
710 continue |
|
|
c |
|
|
c *** If no air can entrain at level i assume that updraft detrains *** |
|
|
c *** at that level and calculate detrained air flux and properties *** |
|
|
c |
|
|
do 740 ij=1,ncum |
|
|
if((i.ge.(icb(ij)+1)).and.(i.le.inb(ij)) |
|
|
& .and.(nent(ij,i).eq.0))then |
|
|
ment(ij,i,i)=m(ij,i) |
|
|
qent(ij,i,i)=q(ij,nk(ij))-ep(ij,i)*clw(ij,i) |
|
|
uent(ij,i,i)=u(ij,nk(ij)) |
|
|
vent(ij,i,i)=v(ij,nk(ij)) |
|
|
elij(ij,i,i)=clw(ij,i) |
|
|
sij(ij,i,i)=1.0 |
|
|
endif |
|
|
740 continue |
|
|
750 continue |
|
|
c |
|
|
do 770 i=1,ncum |
|
|
sij(i,inb(i),inb(i))=1.0 |
|
|
770 continue |
|
|
c |
|
|
c===================================================================== |
|
|
c --- NORMALIZE ENTRAINED AIR MASS FLUXES |
|
|
c --- TO REPRESENT EQUAL PROBABILITIES OF MIXING |
|
|
c===================================================================== |
|
|
c |
|
|
call zilch(bsum,ncum*nlp) |
|
|
do 780 ij=1,ncum |
|
|
lwork(ij)=.false. |
|
|
780 continue |
|
|
do 789 i=minorig+1,nl |
|
|
c |
|
|
num1=0 |
|
|
do 779 ij=1,ncum |
|
|
if((i.ge.icb(ij)+1).and.(i.le.inb(ij)))num1=num1+1 |
|
|
779 continue |
|
|
if(num1.le.0)go to 789 |
|
|
c |
|
|
do 781 ij=1,ncum |
|
|
if((i.ge.icb(ij)+1).and.(i.le.inb(ij)))then |
|
|
lwork(ij)=(nent(ij,i).ne.0) |
|
|
qp1=q(ij,nk(ij))-ep(ij,i)*clw(ij,i) |
|
|
anum=h(ij,i)-hp(ij,i)-lv(ij,i)*(qp1-qs(ij,i)) |
|
|
denom=h(ij,i)-hp(ij,i)+lv(ij,i)*(q(ij,i)-qp1) |
|
|
if(abs(denom).lt.0.01)denom=0.01 |
|
|
scrit(ij)=anum/denom |
|
|
alt=qp1-qs(ij,i)+scrit(ij)*(q(ij,i)-qp1) |
|
|
if(scrit(ij).lt.0.0.or.alt.lt.0.0)scrit(ij)=1.0 |
|
|
asij(ij)=0.0 |
|
|
smin(ij)=1.0 |
|
|
endif |
|
|
781 continue |
|
|
do 783 j=minorig,nl |
|
|
c |
|
|
num2=0 |
|
|
do 778 ij=1,ncum |
|
|
if((i.ge.icb(ij)+1).and.(i.le.inb(ij)) |
|
|
& .and.(j.ge.icb(ij)).and.(j.le.inb(ij)) |
|
|
& .and.lwork(ij))num2=num2+1 |
|
|
778 continue |
|
|
if(num2.le.0)go to 783 |
|
|
c |
|
|
do 782 ij=1,ncum |
|
|
if((i.ge.icb(ij)+1).and.(i.le.inb(ij)) |
|
|
& .and.(j.ge.icb(ij)).and.(j.le.inb(ij)).and.lwork(ij))then |
|
|
if(sij(ij,i,j).gt.0.0.and.sij(ij,i,j).lt.0.9)then |
|
|
if(j.gt.i)then |
|
|
smid=min(sij(ij,i,j),scrit(ij)) |
|
|
sjmax=smid |
|
|
sjmin=smid |
|
|
if(smid.lt.smin(ij) |
|
|
& .and.sij(ij,i,j+1).lt.smid)then |
|
|
smin(ij)=smid |
|
|
sjmax=min(sij(ij,i,j+1),sij(ij,i,j),scrit(ij)) |
|
|
sjmin=max(sij(ij,i,j-1),sij(ij,i,j)) |
|
|
sjmin=min(sjmin,scrit(ij)) |
|
|
endif |
|
|
else |
|
|
sjmax=max(sij(ij,i,j+1),scrit(ij)) |
|
|
smid=max(sij(ij,i,j),scrit(ij)) |
|
|
sjmin=0.0 |
|
|
if(j.gt.1)sjmin=sij(ij,i,j-1) |
|
|
sjmin=max(sjmin,scrit(ij)) |
|
|
endif |
|
|
delp=abs(sjmax-smid) |
|
|
delm=abs(sjmin-smid) |
|
|
asij(ij)=asij(ij)+(delp+delm) |
|
|
& *(ph(ij,j)-ph(ij,j+1)) |
|
|
ment(ij,i,j)=ment(ij,i,j)*(delp+delm) |
|
|
& *(ph(ij,j)-ph(ij,j+1)) |
|
|
endif |
|
|
endif |
|
|
782 continue |
|
|
783 continue |
|
|
do 784 ij=1,ncum |
|
|
if((i.ge.icb(ij)+1).and.(i.le.inb(ij)).and.lwork(ij))then |
|
|
asij(ij)=max(1.0e-21,asij(ij)) |
|
|
asij(ij)=1.0/asij(ij) |
|
|
bsum(ij,i)=0.0 |
|
|
endif |
|
|
784 continue |
|
|
do 786 j=minorig,nl+1 |
|
|
do 785 ij=1,ncum |
|
|
if((i.ge.icb(ij)+1).and.(i.le.inb(ij)) |
|
|
& .and.(j.ge.icb(ij)).and.(j.le.inb(ij)) |
|
|
& .and.lwork(ij))then |
|
|
ment(ij,i,j)=ment(ij,i,j)*asij(ij) |
|
|
bsum(ij,i)=bsum(ij,i)+ment(ij,i,j) |
|
|
endif |
|
|
785 continue |
|
|
786 continue |
|
|
do 787 ij=1,ncum |
|
|
if((i.ge.icb(ij)+1).and.(i.le.inb(ij)) |
|
|
& .and.(bsum(ij,i).lt.1.0e-18).and.lwork(ij))then |
|
|
nent(ij,i)=0 |
|
|
ment(ij,i,i)=m(ij,i) |
|
|
qent(ij,i,i)=q(ij,nk(ij))-ep(ij,i)*clw(ij,i) |
|
|
uent(ij,i,i)=u(ij,nk(ij)) |
|
|
vent(ij,i,i)=v(ij,nk(ij)) |
|
|
elij(ij,i,i)=clw(ij,i) |
|
|
sij(ij,i,i)=1.0 |
|
|
endif |
|
|
787 continue |
|
|
789 continue |
|
|
c |
|
|
return |
|
|
end |
|
|
|
|
|
SUBROUTINE cv_unsat(nloc,ncum,nd,inb,t,q,qs,gz,u,v,p,ph |
|
|
: ,h,lv,ep,sigp,clw,m,ment,elij |
|
|
: ,iflag,mp,qp,up,vp,wt,water,evap) |
|
|
use cvthermo |
|
|
implicit none |
|
|
|
|
|
|
|
|
include "cvparam.h" |
|
|
|
|
|
c inputs: |
|
|
integer ncum, nd, nloc |
|
|
integer inb(nloc) |
|
|
real t(nloc,nd), q(nloc,nd), qs(nloc,nd) |
|
|
real gz(nloc,nd), u(nloc,nd), v(nloc,nd) |
|
|
real p(nloc,nd), ph(nloc,nd+1), h(nloc,nd) |
|
|
real lv(nloc,nd), ep(nloc,nd), sigp(nloc,nd), clw(nloc,nd) |
|
|
real m(nloc,nd), ment(nloc,nd,nd), elij(nloc,nd,nd) |
|
|
|
|
|
c outputs: |
|
|
integer iflag(nloc) ! also an input |
|
|
real mp(nloc,nd), qp(nloc,nd), up(nloc,nd), vp(nloc,nd) |
|
|
real water(nloc,nd), evap(nloc,nd), wt(nloc,nd) |
|
|
|
|
|
c local variables: |
|
|
integer i,j,k,ij,num1 |
|
|
integer jtt(nloc) |
|
|
real awat, coeff, qsm, afac, sigt, b6, c6, revap |
|
|
real dhdp, fac, qstm, rat |
|
|
real wdtrain(nloc) |
|
|
logical lwork(nloc) |
|
|
|
|
|
c===================================================================== |
|
|
c --- PRECIPITATING DOWNDRAFT CALCULATION |
|
|
c===================================================================== |
|
|
c |
|
|
c Initializations: |
|
|
c |
|
|
do i = 1, ncum |
|
|
do k = 1, nl+1 |
|
|
wt(i,k) = omtsnow |
|
|
mp(i,k) = 0.0 |
|
|
evap(i,k) = 0.0 |
|
|
water(i,k) = 0.0 |
|
|
enddo |
|
|
enddo |
|
|
|
|
|
do 420 i=1,ncum |
|
|
qp(i,1)=q(i,1) |
|
|
up(i,1)=u(i,1) |
|
|
vp(i,1)=v(i,1) |
|
|
420 continue |
|
|
|
|
|
do 440 k=2,nl+1 |
|
|
do 430 i=1,ncum |
|
|
qp(i,k)=q(i,k-1) |
|
|
up(i,k)=u(i,k-1) |
|
|
vp(i,k)=v(i,k-1) |
|
|
430 continue |
|
|
440 continue |
|
|
|
|
|
|
|
|
c *** Check whether ep(inb)=0, if so, skip precipitating *** |
|
|
c *** downdraft calculation *** |
|
|
c |
|
|
c |
|
|
c *** Integrate liquid water equation to find condensed water *** |
|
|
c *** and condensed water flux *** |
|
|
c |
|
|
c |
|
|
do 890 i=1,ncum |
|
|
jtt(i)=2 |
|
|
if(ep(i,inb(i)).le.0.0001)iflag(i)=2 |
|
|
if(iflag(i).eq.0)then |
|
|
lwork(i)=.true. |
|
|
else |
|
|
lwork(i)=.false. |
|
|
endif |
|
|
890 continue |
|
|
c |
|
|
c *** Begin downdraft loop *** |
|
|
c |
|
|
c |
|
|
call zilch(wdtrain,ncum) |
|
|
do 899 i=nl+1,1,-1 |
|
|
c |
|
|
num1=0 |
|
|
do 879 ij=1,ncum |
|
|
if((i.le.inb(ij)).and.lwork(ij))num1=num1+1 |
|
|
879 continue |
|
|
if(num1.le.0)go to 899 |
|
|
c |
|
|
c |
|
|
c *** Calculate detrained precipitation *** |
|
|
c |
|
|
do 891 ij=1,ncum |
|
|
if((i.le.inb(ij)).and.(lwork(ij)))then |
|
|
wdtrain(ij)=g*ep(ij,i)*m(ij,i)*clw(ij,i) |
|
|
endif |
|
|
891 continue |
|
|
c |
|
|
if(i.gt.1)then |
|
|
do 893 j=1,i-1 |
|
|
do 892 ij=1,ncum |
|
|
if((i.le.inb(ij)).and.(lwork(ij)))then |
|
|
awat=elij(ij,j,i)-(1.-ep(ij,i))*clw(ij,i) |
|
|
awat=max(0.0,awat) |
|
|
wdtrain(ij)=wdtrain(ij)+g*awat*ment(ij,j,i) |
|
|
endif |
|
|
892 continue |
|
|
893 continue |
|
|
endif |
|
|
c |
|
|
c *** Find rain water and evaporation using provisional *** |
|
|
c *** estimates of qp(i)and qp(i-1) *** |
|
|
c |
|
|
c |
|
|
c *** Value of terminal velocity and coeffecient of evaporation for snow *** |
|
|
c |
|
|
do 894 ij=1,ncum |
|
|
if((i.le.inb(ij)).and.(lwork(ij)))then |
|
|
coeff=coeffs |
|
|
wt(ij,i)=omtsnow |
|
|
c |
|
|
c *** Value of terminal velocity and coeffecient of evaporation for rain *** |
|
|
c |
|
|
if(t(ij,i).gt.273.0)then |
|
|
coeff=coeffr |
|
|
wt(ij,i)=omtrain |
|
|
endif |
|
|
qsm=0.5*(q(ij,i)+qp(ij,i+1)) |
|
|
afac=coeff*ph(ij,i)*(qs(ij,i)-qsm) |
|
|
& /(1.0e4+2.0e3*ph(ij,i)*qs(ij,i)) |
|
|
afac=max(afac,0.0) |
|
|
sigt=sigp(ij,i) |
|
|
sigt=max(0.0,sigt) |
|
|
sigt=min(1.0,sigt) |
|
|
b6=100.*(ph(ij,i)-ph(ij,i+1))*sigt*afac/wt(ij,i) |
|
|
c6=(water(ij,i+1)*wt(ij,i+1)+wdtrain(ij)/sigd)/wt(ij,i) |
|
|
revap=0.5*(-b6+sqrt(b6*b6+4.*c6)) |
|
|
evap(ij,i)=sigt*afac*revap |
|
|
water(ij,i)=revap*revap |
|
|
c |
|
|
c *** Calculate precipitating downdraft mass flux under *** |
|
|
c *** hydrostatic approximation *** |
|
|
c |
|
|
if(i.gt.1)then |
|
|
dhdp=(h(ij,i)-h(ij,i-1))/(p(ij,i-1)-p(ij,i)) |
|
|
dhdp=max(dhdp,10.0) |
|
|
mp(ij,i)=100.*ginv*lv(ij,i)*sigd*evap(ij,i)/dhdp |
|
|
mp(ij,i)=max(mp(ij,i),0.0) |
|
|
c |
|
|
c *** Add small amount of inertia to downdraft *** |
|
|
c |
|
|
fac=20.0/(ph(ij,i-1)-ph(ij,i)) |
|
|
mp(ij,i)=(fac*mp(ij,i+1)+mp(ij,i))/(1.+fac) |
|
|
c |
|
|
c *** Force mp to decrease linearly to zero *** |
|
|
c *** between about 950 mb and the surface *** |
|
|
c |
|
|
if(p(ij,i).gt.(0.949*p(ij,1)))then |
|
|
jtt(ij)=max(jtt(ij),i) |
|
|
mp(ij,i)=mp(ij,jtt(ij))*(p(ij,1)-p(ij,i)) |
|
|
& /(p(ij,1)-p(ij,jtt(ij))) |
|
|
endif |
|
|
endif |
|
|
c |
|
|
c *** Find mixing ratio of precipitating downdraft *** |
|
|
c |
|
|
if(i.ne.inb(ij))then |
|
|
if(i.eq.1)then |
|
|
qstm=qs(ij,1) |
|
|
else |
|
|
qstm=qs(ij,i-1) |
|
|
endif |
|
|
if(mp(ij,i).gt.mp(ij,i+1))then |
|
|
rat=mp(ij,i+1)/mp(ij,i) |
|
|
qp(ij,i)=qp(ij,i+1)*rat+q(ij,i)*(1.0-rat)+100.*ginv* |
|
|
& sigd*(ph(ij,i)-ph(ij,i+1))*(evap(ij,i)/mp(ij,i)) |
|
|
up(ij,i)=up(ij,i+1)*rat+u(ij,i)*(1.-rat) |
|
|
vp(ij,i)=vp(ij,i+1)*rat+v(ij,i)*(1.-rat) |
|
|
else |
|
|
if(mp(ij,i+1).gt.0.0)then |
|
|
qp(ij,i)=(gz(ij,i+1)-gz(ij,i) |
|
|
& +qp(ij,i+1)*(lv(ij,i+1)+t(ij,i+1) |
|
|
& *(cl-cpd))+cpd*(t(ij,i+1)-t(ij,i))) |
|
|
& /(lv(ij,i)+t(ij,i)*(cl-cpd)) |
|
|
up(ij,i)=up(ij,i+1) |
|
|
vp(ij,i)=vp(ij,i+1) |
|
|
endif |
|
|
endif |
|
|
qp(ij,i)=min(qp(ij,i),qstm) |
|
|
qp(ij,i)=max(qp(ij,i),0.0) |
|
|
endif |
|
|
endif |
|
|
894 continue |
|
|
899 continue |
|
|
c |
|
|
return |
|
|
end |
|
|
|
|
|
SUBROUTINE cv_yield(nloc,ncum,nd,nk,icb,inb,delt |
|
|
: ,t,q,u,v,gz,p,ph,h,hp,lv,cpn |
|
|
: ,ep,clw,frac,m,mp,qp,up,vp |
|
|
: ,wt,water,evap |
|
|
: ,ment,qent,uent,vent,nent,elij |
|
|
: ,tv,tvp |
|
|
o ,iflag,wd,qprime,tprime |
|
|
o ,precip,cbmf,ft,fq,fu,fv,Ma,qcondc) |
|
|
use cvthermo |
|
|
implicit none |
|
|
|
|
|
include "cvparam.h" |
|
|
|
|
|
c inputs |
|
|
integer ncum, nd, nloc |
|
|
integer nk(nloc), icb(nloc), inb(nloc) |
|
|
integer nent(nloc,nd) |
|
|
real, intent(in):: delt |
|
|
real t(nloc,nd), q(nloc,nd), u(nloc,nd), v(nloc,nd) |
|
|
real gz(nloc,nd) |
|
|
real p(nloc,nd), ph(nloc,nd+1), h(nloc,nd) |
|
|
real hp(nloc,nd), lv(nloc,nd) |
|
|
real cpn(nloc,nd), ep(nloc,nd), clw(nloc,nd), frac(nloc) |
|
|
real m(nloc,nd), mp(nloc,nd), qp(nloc,nd) |
|
|
real up(nloc,nd), vp(nloc,nd) |
|
|
real wt(nloc,nd), water(nloc,nd), evap(nloc,nd) |
|
|
real ment(nloc,nd,nd), qent(nloc,nd,nd), elij(nloc,nd,nd) |
|
|
real uent(nloc,nd,nd), vent(nloc,nd,nd) |
|
|
real tv(nloc,nd), tvp(nloc,nd) |
|
|
|
|
|
c outputs |
|
|
integer iflag(nloc) ! also an input |
|
|
real cbmf(nloc) ! also an input |
|
|
real wd(nloc), tprime(nloc), qprime(nloc) |
|
|
real precip(nloc) |
|
|
real ft(nloc,nd), fq(nloc,nd), fu(nloc,nd), fv(nloc,nd) |
|
|
real Ma(nloc,nd) |
|
|
real qcondc(nloc,nd) |
|
|
|
|
|
c local variables |
|
|
integer i,j,ij,k,num1 |
|
|
real dpinv,cpinv,awat,fqold,ftold,fuold,fvold,delti |
|
|
real work(nloc), am(nloc),amp1(nloc),ad(nloc) |
|
|
real ents(nloc), uav(nloc),vav(nloc),lvcp(nloc,nd) |
|
|
real qcond(nloc,nd), nqcond(nloc,nd), wa(nloc,nd) ! cld |
|
|
real siga(nloc,nd), ax(nloc,nd), mac(nloc,nd) ! cld |
|
|
|
|
|
|
|
|
c -- initializations: |
|
|
|
|
|
delti = 1.0/delt |
|
|
|
|
|
do 160 i=1,ncum |
|
|
precip(i)=0.0 |
|
|
wd(i)=0.0 |
|
|
tprime(i)=0.0 |
|
|
qprime(i)=0.0 |
|
|
do 170 k=1,nl+1 |
|
|
ft(i,k)=0.0 |
|
|
fu(i,k)=0.0 |
|
|
fv(i,k)=0.0 |
|
|
fq(i,k)=0.0 |
|
|
lvcp(i,k)=lv(i,k)/cpn(i,k) |
|
|
qcondc(i,k)=0.0 ! cld |
|
|
qcond(i,k)=0.0 ! cld |
|
|
nqcond(i,k)=0.0 ! cld |
|
|
170 continue |
|
|
160 continue |
|
|
|
|
|
c |
|
|
c *** Calculate surface precipitation in mm/day *** |
|
|
c |
|
|
do 1190 i=1,ncum |
|
|
if(iflag(i).le.1)then |
|
|
precip(i) = wt(i,1)*sigd*water(i,1)*86400/g |
|
|
endif |
|
|
1190 continue |
|
|
c |
|
|
c |
|
|
c *** Calculate downdraft velocity scale and surface temperature and *** |
|
|
c *** water vapor fluctuations *** |
|
|
c |
|
|
do i=1,ncum |
|
|
wd(i)=betad*abs(mp(i,icb(i)))*0.01*rrd*t(i,icb(i)) |
|
|
: /(sigd*p(i,icb(i))) |
|
|
qprime(i)=0.5*(qp(i,1)-q(i,1)) |
|
|
tprime(i)=lv0*qprime(i)/cpd |
|
|
enddo |
|
|
c |
|
|
c *** Calculate tendencies of lowest level potential temperature *** |
|
|
c *** and mixing ratio *** |
|
|
c |
|
|
do 1200 i=1,ncum |
|
|
work(i)=0.01/(ph(i,1)-ph(i,2)) |
|
|
am(i)=0.0 |
|
|
1200 continue |
|
|
do 1220 k=2,nl |
|
|
do 1210 i=1,ncum |
|
|
if((nk(i).eq.1).and.(k.le.inb(i)).and.(nk(i).eq.1))then |
|
|
am(i)=am(i)+m(i,k) |
|
|
endif |
|
|
1210 continue |
|
|
1220 continue |
|
|
do 1240 i=1,ncum |
|
|
if((g*work(i)*am(i)).ge.delti)iflag(i)=1 |
|
|
ft(i,1)=ft(i,1)+g*work(i)*am(i)*(t(i,2)-t(i,1) |
|
|
& +(gz(i,2)-gz(i,1))/cpn(i,1)) |
|
|
ft(i,1)=ft(i,1)-lvcp(i,1)*sigd*evap(i,1) |
|
|
ft(i,1)=ft(i,1)+sigd*wt(i,2)*(cl-cpd)*water(i,2)*(t(i,2) |
|
|
& -t(i,1))*work(i)/cpn(i,1) |
|
|
fq(i,1)=fq(i,1)+g*mp(i,2)*(qp(i,2)-q(i,1))* |
|
|
& work(i)+sigd*evap(i,1) |
|
|
fq(i,1)=fq(i,1)+g*am(i)*(q(i,2)-q(i,1))*work(i) |
|
|
fu(i,1)=fu(i,1)+g*work(i)*(mp(i,2)*(up(i,2)-u(i,1)) |
|
|
& +am(i)*(u(i,2)-u(i,1))) |
|
|
fv(i,1)=fv(i,1)+g*work(i)*(mp(i,2)*(vp(i,2)-v(i,1)) |
|
|
& +am(i)*(v(i,2)-v(i,1))) |
|
|
1240 continue |
|
|
do 1260 j=2,nl |
|
|
do 1250 i=1,ncum |
|
|
if(j.le.inb(i))then |
|
|
fq(i,1)=fq(i,1) |
|
|
& +g*work(i)*ment(i,j,1)*(qent(i,j,1)-q(i,1)) |
|
|
fu(i,1)=fu(i,1) |
|
|
& +g*work(i)*ment(i,j,1)*(uent(i,j,1)-u(i,1)) |
|
|
fv(i,1)=fv(i,1) |
|
|
& +g*work(i)*ment(i,j,1)*(vent(i,j,1)-v(i,1)) |
|
|
endif |
|
|
1250 continue |
|
|
1260 continue |
|
|
c |
|
|
c *** Calculate tendencies of potential temperature and mixing ratio *** |
|
|
c *** at levels above the lowest level *** |
|
|
c |
|
|
c *** First find the net saturated updraft and downdraft mass fluxes *** |
|
|
c *** through each level *** |
|
|
c |
|
|
do 1500 i=2,nl+1 |
|
|
c |
|
|
num1=0 |
|
|
do 1265 ij=1,ncum |
|
|
if(i.le.inb(ij))num1=num1+1 |
|
|
1265 continue |
|
|
if(num1.le.0)go to 1500 |
|
|
c |
|
|
call zilch(amp1,ncum) |
|
|
call zilch(ad,ncum) |
|
|
c |
|
|
do 1280 k=i+1,nl+1 |
|
|
do 1270 ij=1,ncum |
|
|
if((i.ge.nk(ij)).and.(i.le.inb(ij)) |
|
|
& .and.(k.le.(inb(ij)+1)))then |
|
|
amp1(ij)=amp1(ij)+m(ij,k) |
|
|
endif |
|
|
1270 continue |
|
|
1280 continue |
|
|
c |
|
|
do 1310 k=1,i |
|
|
do 1300 j=i+1,nl+1 |
|
|
do 1290 ij=1,ncum |
|
|
if((j.le.(inb(ij)+1)).and.(i.le.inb(ij)))then |
|
|
amp1(ij)=amp1(ij)+ment(ij,k,j) |
|
|
endif |
|
|
1290 continue |
|
|
1300 continue |
|
|
1310 continue |
|
|
do 1340 k=1,i-1 |
|
|
do 1330 j=i,nl+1 |
|
|
do 1320 ij=1,ncum |
|
|
if((i.le.inb(ij)).and.(j.le.inb(ij)))then |
|
|
ad(ij)=ad(ij)+ment(ij,j,k) |
|
|
endif |
|
|
1320 continue |
|
|
1330 continue |
|
|
1340 continue |
|
|
c |
|
|
do 1350 ij=1,ncum |
|
|
if(i.le.inb(ij))then |
|
|
dpinv=0.01/(ph(ij,i)-ph(ij,i+1)) |
|
|
cpinv=1.0/cpn(ij,i) |
|
|
c |
|
|
ft(ij,i)=ft(ij,i) |
|
|
& +g*dpinv*(amp1(ij)*(t(ij,i+1)-t(ij,i) |
|
|
& +(gz(ij,i+1)-gz(ij,i))*cpinv) |
|
|
& -ad(ij)*(t(ij,i)-t(ij,i-1)+(gz(ij,i)-gz(ij,i-1))*cpinv)) |
|
|
& -sigd*lvcp(ij,i)*evap(ij,i) |
|
|
ft(ij,i)=ft(ij,i)+g*dpinv*ment(ij,i,i)*(hp(ij,i)-h(ij,i)+ |
|
|
& t(ij,i)*(cpv-cpd)*(q(ij,i)-qent(ij,i,i)))*cpinv |
|
|
ft(ij,i)=ft(ij,i)+sigd*wt(ij,i+1)*(cl-cpd)*water(ij,i+1)* |
|
|
& (t(ij,i+1)-t(ij,i))*dpinv*cpinv |
|
|
fq(ij,i)=fq(ij,i)+g*dpinv*(amp1(ij)*(q(ij,i+1)-q(ij,i))- |
|
|
& ad(ij)*(q(ij,i)-q(ij,i-1))) |
|
|
fu(ij,i)=fu(ij,i)+g*dpinv*(amp1(ij)*(u(ij,i+1)-u(ij,i))- |
|
|
& ad(ij)*(u(ij,i)-u(ij,i-1))) |
|
|
fv(ij,i)=fv(ij,i)+g*dpinv*(amp1(ij)*(v(ij,i+1)-v(ij,i))- |
|
|
& ad(ij)*(v(ij,i)-v(ij,i-1))) |
|
|
endif |
|
|
1350 continue |
|
|
do 1370 k=1,i-1 |
|
|
do 1360 ij=1,ncum |
|
|
if(i.le.inb(ij))then |
|
|
awat=elij(ij,k,i)-(1.-ep(ij,i))*clw(ij,i) |
|
|
awat=max(awat,0.0) |
|
|
fq(ij,i)=fq(ij,i) |
|
|
& +g*dpinv*ment(ij,k,i)*(qent(ij,k,i)-awat-q(ij,i)) |
|
|
fu(ij,i)=fu(ij,i) |
|
|
& +g*dpinv*ment(ij,k,i)*(uent(ij,k,i)-u(ij,i)) |
|
|
fv(ij,i)=fv(ij,i) |
|
|
& +g*dpinv*ment(ij,k,i)*(vent(ij,k,i)-v(ij,i)) |
|
|
c (saturated updrafts resulting from mixing) ! cld |
|
|
qcond(ij,i)=qcond(ij,i)+(elij(ij,k,i)-awat) ! cld |
|
|
nqcond(ij,i)=nqcond(ij,i)+1. ! cld |
|
|
endif |
|
|
1360 continue |
|
|
1370 continue |
|
|
do 1390 k=i,nl+1 |
|
|
do 1380 ij=1,ncum |
|
|
if((i.le.inb(ij)).and.(k.le.inb(ij)))then |
|
|
fq(ij,i)=fq(ij,i) |
|
|
& +g*dpinv*ment(ij,k,i)*(qent(ij,k,i)-q(ij,i)) |
|
|
fu(ij,i)=fu(ij,i) |
|
|
& +g*dpinv*ment(ij,k,i)*(uent(ij,k,i)-u(ij,i)) |
|
|
fv(ij,i)=fv(ij,i) |
|
|
& +g*dpinv*ment(ij,k,i)*(vent(ij,k,i)-v(ij,i)) |
|
|
endif |
|
|
1380 continue |
|
|
1390 continue |
|
|
do 1400 ij=1,ncum |
|
|
if(i.le.inb(ij))then |
|
|
fq(ij,i)=fq(ij,i) |
|
|
& +sigd*evap(ij,i)+g*(mp(ij,i+1)* |
|
|
& (qp(ij,i+1)-q(ij,i)) |
|
|
& -mp(ij,i)*(qp(ij,i)-q(ij,i-1)))*dpinv |
|
|
fu(ij,i)=fu(ij,i) |
|
|
& +g*(mp(ij,i+1)*(up(ij,i+1)-u(ij,i))-mp(ij,i)* |
|
|
& (up(ij,i)-u(ij,i-1)))*dpinv |
|
|
fv(ij,i)=fv(ij,i) |
|
|
& +g*(mp(ij,i+1)*(vp(ij,i+1)-v(ij,i))-mp(ij,i)* |
|
|
& (vp(ij,i)-v(ij,i-1)))*dpinv |
|
|
C (saturated downdrafts resulting from mixing) ! cld |
|
|
do k=i+1,inb(ij) ! cld |
|
|
qcond(ij,i)=qcond(ij,i)+elij(ij,k,i) ! cld |
|
|
nqcond(ij,i)=nqcond(ij,i)+1. ! cld |
|
|
enddo ! cld |
|
|
C (particular case: no detraining level is found) ! cld |
|
|
if (nent(ij,i).eq.0) then ! cld |
|
|
qcond(ij,i)=qcond(ij,i)+(1.-ep(ij,i))*clw(ij,i) ! cld |
|
|
nqcond(ij,i)=nqcond(ij,i)+1. ! cld |
|
|
endif ! cld |
|
|
if (nqcond(ij,i).ne.0.) then ! cld |
|
|
qcond(ij,i)=qcond(ij,i)/nqcond(ij,i) ! cld |
|
|
endif ! cld |
|
|
endif |
|
|
1400 continue |
|
|
1500 continue |
|
|
c |
|
|
c *** Adjust tendencies at top of convection layer to reflect *** |
|
|
c *** actual position of the level zero cape *** |
|
|
c |
|
|
do 503 ij=1,ncum |
|
|
fqold=fq(ij,inb(ij)) |
|
|
fq(ij,inb(ij))=fq(ij,inb(ij))*(1.-frac(ij)) |
|
|
fq(ij,inb(ij)-1)=fq(ij,inb(ij)-1) |
|
|
& +frac(ij)*fqold*((ph(ij,inb(ij))-ph(ij,inb(ij)+1))/ |
|
|
1 (ph(ij,inb(ij)-1)-ph(ij,inb(ij))))*lv(ij,inb(ij)) |
|
|
& /lv(ij,inb(ij)-1) |
|
|
ftold=ft(ij,inb(ij)) |
|
|
ft(ij,inb(ij))=ft(ij,inb(ij))*(1.-frac(ij)) |
|
|
ft(ij,inb(ij)-1)=ft(ij,inb(ij)-1) |
|
|
& +frac(ij)*ftold*((ph(ij,inb(ij))-ph(ij,inb(ij)+1))/ |
|
|
1 (ph(ij,inb(ij)-1)-ph(ij,inb(ij))))*cpn(ij,inb(ij)) |
|
|
& /cpn(ij,inb(ij)-1) |
|
|
fuold=fu(ij,inb(ij)) |
|
|
fu(ij,inb(ij))=fu(ij,inb(ij))*(1.-frac(ij)) |
|
|
fu(ij,inb(ij)-1)=fu(ij,inb(ij)-1) |
|
|
& +frac(ij)*fuold*((ph(ij,inb(ij))-ph(ij,inb(ij)+1))/ |
|
|
1 (ph(ij,inb(ij)-1)-ph(ij,inb(ij)))) |
|
|
fvold=fv(ij,inb(ij)) |
|
|
fv(ij,inb(ij))=fv(ij,inb(ij))*(1.-frac(ij)) |
|
|
fv(ij,inb(ij)-1)=fv(ij,inb(ij)-1) |
|
|
& +frac(ij)*fvold*((ph(ij,inb(ij))-ph(ij,inb(ij)+1))/ |
|
|
1 (ph(ij,inb(ij)-1)-ph(ij,inb(ij)))) |
|
|
503 continue |
|
|
c |
|
|
c *** Very slightly adjust tendencies to force exact *** |
|
|
c *** enthalpy, momentum and tracer conservation *** |
|
|
c |
|
|
do 682 ij=1,ncum |
|
|
ents(ij)=0.0 |
|
|
uav(ij)=0.0 |
|
|
vav(ij)=0.0 |
|
|
do 681 i=1,inb(ij) |
|
|
ents(ij)=ents(ij) |
|
|
& +(cpn(ij,i)*ft(ij,i)+lv(ij,i)*fq(ij,i))*(ph(ij,i)-ph(ij,i+1)) |
|
|
uav(ij)=uav(ij)+fu(ij,i)*(ph(ij,i)-ph(ij,i+1)) |
|
|
vav(ij)=vav(ij)+fv(ij,i)*(ph(ij,i)-ph(ij,i+1)) |
|
|
681 continue |
|
|
682 continue |
|
|
do 683 ij=1,ncum |
|
|
ents(ij)=ents(ij)/(ph(ij,1)-ph(ij,inb(ij)+1)) |
|
|
uav(ij)=uav(ij)/(ph(ij,1)-ph(ij,inb(ij)+1)) |
|
|
vav(ij)=vav(ij)/(ph(ij,1)-ph(ij,inb(ij)+1)) |
|
|
683 continue |
|
|
do 642 ij=1,ncum |
|
|
do 641 i=1,inb(ij) |
|
|
ft(ij,i)=ft(ij,i)-ents(ij)/cpn(ij,i) |
|
|
fu(ij,i)=(1.-cu)*(fu(ij,i)-uav(ij)) |
|
|
fv(ij,i)=(1.-cu)*(fv(ij,i)-vav(ij)) |
|
|
641 continue |
|
|
642 continue |
|
|
c |
|
|
do 1810 k=1,nl+1 |
|
|
do 1800 i=1,ncum |
|
|
if((q(i,k)+delt*fq(i,k)).lt.0.0)iflag(i)=10 |
|
|
1800 continue |
|
|
1810 continue |
|
|
c |
|
|
c |
|
|
do 1900 i=1,ncum |
|
|
if(iflag(i).gt.2)then |
|
|
precip(i)=0.0 |
|
|
cbmf(i)=0.0 |
|
|
endif |
|
|
1900 continue |
|
|
do 1920 k=1,nl |
|
|
do 1910 i=1,ncum |
|
|
if(iflag(i).gt.2)then |
|
|
ft(i,k)=0.0 |
|
|
fq(i,k)=0.0 |
|
|
fu(i,k)=0.0 |
|
|
fv(i,k)=0.0 |
|
|
qcondc(i,k)=0.0 ! cld |
|
|
endif |
|
|
1910 continue |
|
|
1920 continue |
|
|
|
|
|
do k=1,nl+1 |
|
|
do i=1,ncum |
|
|
Ma(i,k) = 0. |
|
|
enddo |
|
|
enddo |
|
|
do k=nl,1,-1 |
|
|
do i=1,ncum |
|
|
Ma(i,k) = Ma(i,k+1)+m(i,k) |
|
|
enddo |
|
|
enddo |
|
|
|
|
|
c |
|
|
c *** diagnose the in-cloud mixing ratio *** ! cld |
|
|
c *** of condensed water *** ! cld |
|
|
c ! cld |
|
|
DO ij=1,ncum ! cld |
|
|
do i=1,nd ! cld |
|
|
mac(ij,i)=0.0 ! cld |
|
|
wa(ij,i)=0.0 ! cld |
|
|
siga(ij,i)=0.0 ! cld |
|
|
enddo ! cld |
|
|
do i=nk(ij),inb(ij) ! cld |
|
|
do k=i+1,inb(ij)+1 ! cld |
|
|
mac(ij,i)=mac(ij,i)+m(ij,k) ! cld |
|
|
enddo ! cld |
|
|
enddo ! cld |
|
|
do i=icb(ij),inb(ij)-1 ! cld |
|
|
ax(ij,i)=0. ! cld |
|
|
do j=icb(ij),i ! cld |
|
|
ax(ij,i)=ax(ij,i)+rrd*(tvp(ij,j)-tv(ij,j)) ! cld |
|
|
: *(ph(ij,j)-ph(ij,j+1))/p(ij,j) ! cld |
|
|
enddo ! cld |
|
|
if (ax(ij,i).gt.0.0) then ! cld |
|
|
wa(ij,i)=sqrt(2.*ax(ij,i)) ! cld |
|
|
endif ! cld |
|
|
enddo ! cld |
|
|
do i=1,nl ! cld |
|
|
if (wa(ij,i).gt.0.0) ! cld |
|
|
: siga(ij,i)=mac(ij,i)/wa(ij,i) ! cld |
|
|
: *rrd*tvp(ij,i)/p(ij,i)/100./delta ! cld |
|
|
siga(ij,i) = min(siga(ij,i),1.0) ! cld |
|
|
qcondc(ij,i)=siga(ij,i)*clw(ij,i)*(1.-ep(ij,i)) ! cld |
|
|
: + (1.-siga(ij,i))*qcond(ij,i) ! cld |
|
|
enddo ! cld |
|
|
ENDDO ! cld |
|
|
|
|
|
return |
|
|
end |
|
|
|
|
|
SUBROUTINE cv_uncompress(nloc,len,ncum,nd,idcum |
|
|
: ,iflag |
|
|
: ,precip,cbmf |
|
|
: ,ft,fq,fu,fv |
|
|
: ,Ma,qcondc |
|
|
: ,iflag1 |
|
|
: ,precip1,cbmf1 |
|
|
: ,ft1,fq1,fu1,fv1 |
|
|
: ,Ma1,qcondc1 |
|
|
: ) |
|
|
implicit none |
|
|
|
|
|
include "cvparam.h" |
|
|
|
|
|
c inputs: |
|
|
integer len, ncum, nd, nloc |
|
|
integer idcum(nloc) |
|
|
integer iflag(nloc) |
|
|
real precip(nloc), cbmf(nloc) |
|
|
real ft(nloc,nd), fq(nloc,nd), fu(nloc,nd), fv(nloc,nd) |
|
|
real Ma(nloc,nd) |
|
|
real qcondc(nloc,nd) !cld |
|
|
|
|
|
c outputs: |
|
|
integer iflag1(len) |
|
|
real precip1(len), cbmf1(len) |
|
|
real ft1(len,nd), fq1(len,nd), fu1(len,nd), fv1(len,nd) |
|
|
real Ma1(len,nd) |
|
|
real qcondc1(len,nd) !cld |
|
|
|
|
|
c local variables: |
|
|
integer i,k |
|
|
|
|
|
do 2000 i=1,ncum |
|
|
precip1(idcum(i))=precip(i) |
|
|
cbmf1(idcum(i))=cbmf(i) |
|
|
iflag1(idcum(i))=iflag(i) |
|
|
2000 continue |
|
|
|
|
|
do 2020 k=1,nl |
|
|
do 2010 i=1,ncum |
|
|
ft1(idcum(i),k)=ft(i,k) |
|
|
fq1(idcum(i),k)=fq(i,k) |
|
|
fu1(idcum(i),k)=fu(i,k) |
|
|
fv1(idcum(i),k)=fv(i,k) |
|
|
Ma1(idcum(i),k)=Ma(i,k) |
|
|
qcondc1(idcum(i),k)=qcondc(i,k) |
|
|
2010 continue |
|
|
2020 continue |
|
|
|
|
|
return |
|
|
end |
|
|
|
|
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