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C $Header: /u/gcmpack/MITgcm/pkg/fizhi/fizhi_moist.F,v 1.26 2005/03/01 15:25:11 jmc Exp $ |
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C $Name: $ |
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|
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#include "FIZHI_OPTIONS.h" |
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subroutine moistio (ndmoist,istrip,npcs, |
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. lowlevel,midlevel,nltop,nsubmin,nsubmax,Lup, |
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. pz,plz,plze,dpres,pkht,pkl,uz,vz,tz,qz,bi,bj,ntracerin,ptracer, |
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. qqz,dumoist,dvmoist,dtmoist,dqmoist,cumfric, |
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. im,jm,lm,ptop, |
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. iras,rainlsp,rainconv,snowfall, |
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. nswcld,cldtot_sw,cldras_sw,cldlsp_sw,nswlz,swlz, |
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. nlwcld,cldtot_lw,cldras_lw,cldlsp_lw,nlwlz,lwlz, |
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. lpnt,myid) |
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|
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implicit none |
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|
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#ifdef ALLOW_DIAGNOSTICS |
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#include "SIZE.h" |
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#include "DIAGNOSTICS_SIZE.h" |
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#include "DIAGNOSTICS.h" |
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#endif |
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|
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c Input Variables |
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c --------------- |
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integer im,jm,lm |
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integer ndmoist,istrip,npcs |
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integer bi,bj,ntracerin,ptracer |
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integer lowlevel,midlevel,nltop,nsubmin,nsubmax,Lup |
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_RL pz(im,jm),plz(im,jm,lm),plze(im,jm,lm+1),dpres(im,jm,lm) |
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_RL pkht(im,jm,lm+1),pkl(im,jm,lm) |
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_RL tz(im,jm,lm),qz(im,jm,lm,ntracerin) |
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_RL uz(im,jm,lm),vz(im,jm,lm) |
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_RL qqz(im,jm,lm) |
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_RL dumoist(im,jm,lm),dvmoist(im,jm,lm) |
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_RL dtmoist(im,jm,lm),dqmoist(im,jm,lm,ntracerin) |
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logical cumfric |
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_RL ptop |
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integer iras |
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_RL rainlsp(im,jm),rainconv(im,jm),snowfall(im,jm) |
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integer nswcld,nswlz |
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_RL cldlsp_sw(im,jm,lm),cldras_sw(im,jm,lm) |
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_RL cldtot_sw(im,jm,lm),swlz(im,jm,lm) |
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integer nlwcld,nlwlz |
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_RL cldlsp_lw(im,jm,lm),cldras_lw(im,jm,lm) |
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_RL cldtot_lw(im,jm,lm),lwlz(im,jm,lm) |
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logical lpnt |
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integer myid |
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|
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c Local Variables |
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c --------------- |
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integer ncrnd,nsecf |
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|
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_RL fracqq, dum |
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integer snowcrit |
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parameter (fracqq = 0.1) |
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_RL one |
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parameter (one=1.) |
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|
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_RL cldsr(im,jm,lm) |
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_RL srcld(istrip,lm) |
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|
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_RL plev |
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_RL cldnow,cldlsp_mem,cldlsp,cldras_mem,cldras |
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_RL watnow,watmin,cldmin |
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_RL cldprs(im,jm),cldtmp(im,jm) |
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_RL cldhi (im,jm),cldlow(im,jm) |
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_RL cldmid(im,jm),totcld(im,jm) |
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|
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_RL CLDLS(im,jm,lm) , CPEN(im,jm,lm) |
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_RL tmpimjm(im,jm) |
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_RL lsp_new(im,jm) |
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_RL conv_new(im,jm) |
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_RL snow_new(im,jm) |
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|
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_RL qqcolmin(im,jm) |
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_RL qqcolmax(im,jm) |
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integer levpbl(im,jm) |
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|
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c Gathered Arrays for Variable Cloud Base |
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c --------------------------------------- |
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_RL raincgath(im*jm) |
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_RL pigather(im*jm) |
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_RL thgather(im*jm,lm) |
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_RL shgather(im*jm,lm) |
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_RL pkzgather(im*jm,lm) |
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_RL pkegather(im*jm,lm+1) |
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_RL plzgather(im*jm,lm) |
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_RL plegather(im*jm,lm+1) |
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_RL dpgather(im*jm,lm) |
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_RL tmpgather(im*jm,lm) |
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_RL deltgather(im*jm,lm) |
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_RL delqgather(im*jm,lm) |
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_RL ugather(im*jm,lm,ntracerin+2-ptracer) |
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_RL delugather(im*jm,lm,ntracerin+2-ptracer) |
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_RL deltrnev(im*jm,lm) |
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_RL delqrnev(im*jm,lm) |
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|
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integer nindeces(lm) |
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integer pblindex(im*jm) |
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integer levgather(im*jm) |
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|
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c Stripped Arrays |
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c --------------- |
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_RL saveth (istrip,lm) |
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_RL saveq (istrip,lm) |
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_RL saveu (istrip,lm,ntracerin+2-ptracer) |
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_RL usubcl (istrip, ntracerin+2-ptracer) |
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|
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_RL ple(istrip,lm+1) |
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_RL dp(istrip,lm) |
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_RL TL(ISTRIP,lm) , SHL(ISTRIP,lm) |
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_RL PL(ISTRIP,lm) , PLK(ISTRIP,lm) |
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_RL PLKE(ISTRIP,lm+1) |
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_RL TH(ISTRIP,lm) ,CVTH(ISTRIP,lm) |
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_RL CVQ(ISTRIP,lm) |
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_RL UL(ISTRIP,lm,ntracerin+2-ptracer) |
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_RL cvu(istrip,lm,ntracerin+2-ptracer) |
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_RL CLMAXO(ISTRIP,lm),CLBOTH(ISTRIP,lm) |
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_RL CLSBTH(ISTRIP,lm) |
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_RL TMP1(ISTRIP,lm), TMP2(ISTRIP,lm) |
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_RL TMP3(ISTRIP,lm), TMP4(ISTRIP,lm+1) |
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_RL TMP5(ISTRIP,lm+1) |
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integer ITMP1(ISTRIP,lm), ITMP2(ISTRIP,lm) |
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|
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_RL PRECIP(ISTRIP), PCNET(ISTRIP) |
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_RL SP(ISTRIP), PREP(ISTRIP) |
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_RL PCPEN (ISTRIP,lm) |
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integer pbl(istrip),depths(lm) |
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|
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_RL cldlz(istrip,lm), cldwater(im,jm,lm) |
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_RL rhfrac(istrip), rhmin, pup, ppbl, rhcrit(istrip,lm) |
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_RL offset, alpha, rasmax |
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|
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logical first |
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logical lras |
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_RL clfrac (istrip,lm) |
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_RL cldmas (istrip,lm) |
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_RL detrain(istrip,lm) |
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_RL psubcld (istrip), psubcldg (im,jm) |
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_RL psubcld_cnt(istrip), psubcldgc(im,jm) |
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_RL rnd(lm/2) |
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DATA FIRST /.TRUE./ |
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|
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integer imstp,nsubcl,nlras |
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integer i,j,iloop,indx,indgath,l,nn,num,numdeps,nt |
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_RL tmstp,tminv,sday,grav,alhl,cp,elocp,gamfac |
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_RL rkappa,p0kappa,p0kinv,ptopkap,pcheck |
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_RL tice,getcon,pi |
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integer ntracer,ntracedim, ntracex |
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|
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C ********************************************************************** |
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C **** INITIALIZATION **** |
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C ********************************************************************** |
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|
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C Add U and V components to tracer array for cumulus friction |
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|
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if(cumfric) then |
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ntracer = ntracerin + 2 |
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else |
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ntracer = ntracerin |
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endif |
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ntracedim= max(ntracer-ptracer,1) |
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ntracex= ntracer-ptracer |
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IMSTP = nsecf(NDMOIST) |
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TMSTP = FLOAT(IMSTP) |
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TMINV = 1. / TMSTP |
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|
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C Minimum Large-Scale Cloud Fraction at rhcrit |
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alpha = 0.80 |
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C Difference in fraction between SR and LS Threshold |
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offset = 0.10 |
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C Large-Scale Relative Humidity Threshold in PBL |
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rhmin = 0.90 |
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C Maximum Cloud Fraction associated with RAS |
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rasmax = 1.00 |
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|
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nn = 3*3600.0/tmstp + 1 |
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C Threshold for Cloud Fraction Memory |
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cldmin = rasmax*(1.0-tmstp/3600.)**nn |
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C Threshold for Cloud Liquid Water Memory |
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watmin = 1.0e-8 |
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|
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SDAY = GETCON('SDAY') |
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GRAV = GETCON('GRAVITY') |
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ALHL = GETCON('LATENT HEAT COND') |
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CP = GETCON('CP') |
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ELOCP = GETCON('LATENT HEAT COND') / GETCON('CP') |
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GAMFAC = GETCON('LATENT HEAT COND') * GETCON('EPS') * ELOCP |
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. / GETCON('RGAS') |
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RKAPPA = GETCON('KAPPA') |
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P0KAPPA = 1000.0**RKAPPA |
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P0KINV = 1. / P0KAPPA |
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PTOPKAP = PTOP**RKAPPA |
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tice = getcon('FREEZING-POINT') |
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PI = 4.*atan(1.) |
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|
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c Determine Total number of Random Clouds to Check |
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c --------------------------------------------- |
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ncrnd = (lm-nltop+1)/2 |
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|
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if(first .and. myid.eq.1 .and. bi.eq.1 ) then |
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print * |
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print *,'Top Level Allowed for Convection : ',nltop |
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print *,' Highest Sub-Cloud Level: ',nsubmax |
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print *,' Lowest Sub-Cloud Level: ',nsubmin |
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print *,' Total Number of Random Clouds: ',ncrnd |
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print * |
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first = .false. |
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endif |
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|
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c And now find PBL depth - the level where qq = fracqq * qq at surface |
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c -------------------------------------------------------------------- |
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do j = 1,jm |
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do i = 1,im |
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qqcolmin(i,j) = qqz(i,j,lm)*fracqq |
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qqcolmax(i,j) = qqz(i,j,lm) |
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levpbl(i,j) = lm+1 |
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enddo |
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enddo |
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|
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DO L = lm-1,1,-1 |
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DO j = 1,jm |
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DO i = 1,im |
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IF((qqz(i,j,l).gt.qqcolmax(i,j)) |
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1 .and.(levpbl(i,j).eq.lm+1))then |
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qqcolmax(i,j) = qqz(i,j,l) |
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qqcolmin(i,j) = fracqq*qqcolmax(i,j) |
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endif |
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if((qqz(i,j,l).lt.qqcolmin(i,j)) |
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1 .and.(levpbl(i,j).eq.lm+1))levpbl(i,j)=L+1 |
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enddo |
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enddo |
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enddo |
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|
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do j = 1,jm |
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do i = 1,im |
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if(levpbl(i,j).gt.nsubmin) levpbl(i,j) = nsubmin |
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if(levpbl(i,j).lt.nsubmax) levpbl(i,j) = nsubmax |
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enddo |
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enddo |
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|
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|
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c Set up the array of indeces of subcloud levels for the gathering |
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c ---------------------------------------------------------------- |
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indx = 0 |
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do L = nsubmin,nltop,-1 |
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do j = 1,jm |
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do i = 1,im |
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if(levpbl(i,j).eq.L) then |
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indx = indx + 1 |
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pblindex(indx) = (j-1)*im + i |
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endif |
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enddo |
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enddo |
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enddo |
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|
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do indx = 1,im*jm |
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levgather(indx) = levpbl(pblindex(indx),1) |
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pigather(indx) = pz(pblindex(indx),1) |
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pkegather(indx,lm+1) = pkht(pblindex(indx),1,lm+1) |
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plegather(indx,lm+1) = plze(pblindex(indx),1,lm+1) |
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enddo |
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|
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do L = 1,lm |
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do indx = 1,im*jm |
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thgather(indx,L) = tz(pblindex(indx),1,L) |
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shgather(indx,L) = qz(pblindex(indx),1,L,1) |
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pkegather(indx,L) = pkht(pblindex(indx),1,L) |
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pkzgather(indx,L) = pkl(pblindex(indx),1,L) |
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plegather(indx,L) = plze(pblindex(indx),1,L) |
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plzgather(indx,L) = plz(pblindex(indx),1,L) |
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dpgather(indx,L) = dpres(pblindex(indx),1,L) |
273 |
enddo |
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enddo |
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C General Tracers |
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C---------------- |
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do nt = 1,ntracerin-ptracer |
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do L = 1,lm |
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do indx = 1,im*jm |
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ugather(indx,L,nt) = qz(pblindex(indx),1,L,nt+ptracer) |
281 |
enddo |
282 |
enddo |
283 |
enddo |
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|
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if(cumfric) then |
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C Cumulus Friction - load u and v wind components into tracer array |
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C------------------------------------------------------------------ |
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do L = 1,lm |
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do indx = 1,im*jm |
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ugather(indx,L,ntracerin-ptracer+1) = uz(pblindex(indx),1,L) |
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ugather(indx,L,ntracerin-ptracer+2) = vz(pblindex(indx),1,L) |
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enddo |
293 |
enddo |
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|
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endif |
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|
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c bump the counter for number of calls to convection |
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c -------------------------------------------------- |
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iras = iras + 1 |
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if( iras.ge.1e9 ) iras = 1 |
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|
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c select the 'random' cloud detrainment levels for RAS |
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c ---------------------------------------------------- |
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call rndcloud(iras,ncrnd,rnd,myid) |
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|
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do l=1,lm |
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do j=1,jm |
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do i=1,im |
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dumoist(i,j,l) = 0. |
310 |
dvmoist(i,j,l) = 0. |
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dtmoist(i,j,l) = 0. |
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do nt = 1,ntracerin |
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dqmoist(i,j,l,nt) = 0. |
314 |
enddo |
315 |
enddo |
316 |
enddo |
317 |
enddo |
318 |
|
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C*********************************************************************** |
320 |
C **** LOOP OVER NPCS PEICES **** |
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C ********************************************************************** |
322 |
|
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DO 1000 NN = 1,NPCS |
324 |
|
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C ********************************************************************** |
326 |
C **** VARIABLE INITIALIZATION **** |
327 |
C ********************************************************************** |
328 |
|
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CALL STRIP ( pigather, SP ,im*jm,ISTRIP,1 ,NN ) |
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CALL STRIP ( pkzgather, PLK ,im*jm,ISTRIP,lm,NN ) |
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CALL STRIP ( pkegather, PLKE ,im*jm,ISTRIP,lm+1,NN ) |
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CALL STRIP ( plzgather, PL ,im*jm,ISTRIP,lm,NN ) |
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CALL STRIP ( plegather, PLE ,im*jm,ISTRIP,lm+1,NN ) |
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CALL STRIP ( dpgather, dp ,im*jm,ISTRIP,lm,NN ) |
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CALL STRIP ( thgather, TH ,im*jm,ISTRIP,lm,NN ) |
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CALL STRIP ( shgather, SHL ,im*jm,ISTRIP,lm,NN ) |
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CALL STRINT( levgather, pbl ,im*jm,ISTRIP,1 ,NN ) |
338 |
|
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do nt = 1,ntracer-ptracer |
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call strip ( ugather(1,1,nt), ul(1,1,nt),im*jm,istrip,lm,nn ) |
341 |
enddo |
342 |
|
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C ********************************************************************** |
344 |
C **** SETUP FOR RAS CUMULUS PARAMETERIZATION **** |
345 |
C ********************************************************************** |
346 |
|
347 |
DO L = 1,lm |
348 |
DO I = 1,ISTRIP |
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TH(I,L) = TH(I,L) * P0KAPPA |
350 |
CLMAXO(I,L) = 0. |
351 |
CLBOTH(I,L) = 0. |
352 |
cldmas(I,L) = 0. |
353 |
detrain(I,L) = 0. |
354 |
ENDDO |
355 |
ENDDO |
356 |
|
357 |
do L = 1,lm |
358 |
depths(L) = 0 |
359 |
enddo |
360 |
|
361 |
numdeps = 0 |
362 |
do L = nsubmin,nltop,-1 |
363 |
nindeces(L) = 0 |
364 |
do i = 1,istrip |
365 |
if(pbl(i).eq.L) nindeces(L) = nindeces(L) + 1 |
366 |
enddo |
367 |
if(nindeces(L).gt.0) then |
368 |
numdeps = numdeps + 1 |
369 |
depths(numdeps) = L |
370 |
endif |
371 |
enddo |
372 |
|
373 |
C Initiate a do-loop around RAS for the number of different |
374 |
C sub-cloud layer depths in this strip |
375 |
C --If all subcloud depths are the same, execute loop once |
376 |
C Otherwise loop over different subcloud layer depths |
377 |
|
378 |
num = 1 |
379 |
DO iloop = 1,numdeps |
380 |
|
381 |
nsubcl = depths(iloop) |
382 |
|
383 |
c Compute sub-cloud values for Temperature and Spec.Hum. |
384 |
c ------------------------------------------------------ |
385 |
DO 600 I=num,num+nindeces(nsubcl)-1 |
386 |
TMP1(I,2) = 0. |
387 |
TMP1(I,3) = 0. |
388 |
600 CONTINUE |
389 |
|
390 |
NLRAS = NSUBCL - NLTOP + 1 |
391 |
DO 601 L=NSUBCL,lm |
392 |
DO 602 I=num,num+nindeces(nsubcl)-1 |
393 |
TMP1(I,2) = TMP1(I,2) + (PLE(I,L+1)-PLE(I,L))*TH (I,L)/sp(i) |
394 |
TMP1(I,3) = TMP1(I,3) + (PLE(I,L+1)-PLE(I,L))*SHL(I,L)/sp(i) |
395 |
602 CONTINUE |
396 |
601 CONTINUE |
397 |
DO 603 I=num,num+nindeces(nsubcl)-1 |
398 |
TMP1(I,4) = 1. / ( (PLE(I,lm+1)-PLE(I,NSUBCL))/sp(I) ) |
399 |
TH(I,NSUBCL) = TMP1(I,2)*TMP1(I,4) |
400 |
SHL(I,NSUBCL) = TMP1(I,3)*TMP1(I,4) |
401 |
603 CONTINUE |
402 |
|
403 |
c Save initial value of tracers and compute sub-cloud value |
404 |
c --------------------------------------------------------- |
405 |
DO NT = 1,ntracer-ptracer |
406 |
do L = 1,lm |
407 |
do i = num,num+nindeces(nsubcl)-1 |
408 |
saveu(i,L,nt) = ul(i,L,nt) |
409 |
enddo |
410 |
enddo |
411 |
DO I=num,num+nindeces(nsubcl)-1 |
412 |
TMP1(I,2) = 0. |
413 |
ENDDO |
414 |
DO L=NSUBCL,lm |
415 |
DO I=num,num+nindeces(nsubcl)-1 |
416 |
TMP1(I,2) = TMP1(I,2)+(PLE(I,L+1)-PLE(I,L))*UL(I,L,NT)/sp(i) |
417 |
ENDDO |
418 |
ENDDO |
419 |
DO I=num,num+nindeces(nsubcl)-1 |
420 |
UL(I,NSUBCL,NT) = TMP1(I,2)*TMP1(I,4) |
421 |
usubcl(i,nt) = ul(i,nsubcl,nt) |
422 |
ENDDO |
423 |
ENDDO |
424 |
|
425 |
c Compute Pressure Arrays for RAS |
426 |
c ------------------------------- |
427 |
DO 111 L=1,lm |
428 |
DO 112 I=num,num+nindeces(nsubcl)-1 |
429 |
TMP4(I,L) = PLE(I,L) |
430 |
112 CONTINUE |
431 |
111 CONTINUE |
432 |
DO I=num,num+nindeces(nsubcl)-1 |
433 |
TMP5(I,1) = PTOPKAP / P0KAPPA |
434 |
ENDDO |
435 |
DO L=2,lm |
436 |
DO I=num,num+nindeces(nsubcl)-1 |
437 |
TMP5(I,L) = PLKE(I,L)*P0KINV |
438 |
ENDDO |
439 |
ENDDO |
440 |
DO I=num,num+nindeces(nsubcl)-1 |
441 |
TMP4(I,lm+1) = PLE (I,lm+1) |
442 |
TMP5(I,lm+1) = PLKE(I,lm+1)*P0KINV |
443 |
ENDDO |
444 |
DO 113 I=num,num+nindeces(nsubcl)-1 |
445 |
TMP4(I,NSUBCL+1) = PLE (I,lm+1) |
446 |
TMP5(I,NSUBCL+1) = PLKE(I,lm+1)*P0KINV |
447 |
113 CONTINUE |
448 |
|
449 |
do i=num,num+nindeces(nsubcl)-1 |
450 |
C Temperature at top of sub-cloud layer |
451 |
tmp2(i,1) = TH(i,NSUBCL) * PLKE(i,NSUBCL)/P0KAPPA |
452 |
C Pressure at top of sub-cloud layer |
453 |
tmp2(i,2) = tmp4(i,nsubcl) |
454 |
enddo |
455 |
|
456 |
C CHANGED THIS: no RH requirement for RAS |
457 |
c call vqsat ( tmp2(num,1),tmp2(num,2),tmp2(num,3), |
458 |
c . dum,.false.,nindeces(nsubcl) ) |
459 |
c do i=num,num+nindeces(nsubcl)-1 |
460 |
c rh = SHL(I,NSUBCL) / tmp2(i,3) |
461 |
c if (rh .le. 0.85) then |
462 |
c rhfrac(i) = 0. |
463 |
c else if (rh .ge. 0.95) then |
464 |
c rhfrac(i) = 1. |
465 |
c else |
466 |
c rhfrac(i) = (rh-0.85)*10. |
467 |
c endif |
468 |
c enddo |
469 |
do i=num,num+nindeces(nsubcl)-1 |
470 |
rhfrac(i) = 1. |
471 |
enddo |
472 |
|
473 |
C Compute RH threshold for Large-scale condensation |
474 |
C Used in Slingo-Ritter clouds as well - define offset between SR and LS |
475 |
|
476 |
C Top level of atan func above this rh_threshold = rhmin |
477 |
pup = 600. |
478 |
do i=num,num+nindeces(nsubcl)-1 |
479 |
do L = nsubcl, lm |
480 |
rhcrit(i,L) = 1. |
481 |
enddo |
482 |
do L = 1, nsubcl-1 |
483 |
pcheck = pl(i,L) |
484 |
if (pcheck .le. pup) then |
485 |
rhcrit(i,L) = rhmin |
486 |
else |
487 |
ppbl = pl(i,nsubcl) |
488 |
rhcrit(i,L) = rhmin + (1.-rhmin)/(19.) * |
489 |
. ((atan( (2.*(pcheck-pup)/(ppbl-pup)-1.) * |
490 |
. tan(20.*pi/21.-0.5*pi) ) |
491 |
. + 0.5*pi) * 21./pi - 1.) |
492 |
endif |
493 |
enddo |
494 |
enddo |
495 |
|
496 |
c Save Initial Values of Temperature and Specific Humidity |
497 |
c -------------------------------------------------------- |
498 |
do L = 1,lm |
499 |
do i = num,num+nindeces(nsubcl)-1 |
500 |
saveth(i,L) = th (i,L) |
501 |
saveq (i,L) = shl(i,L) |
502 |
PCPEN (i,L) = 0. |
503 |
CLFRAC(i,L) = 0. |
504 |
enddo |
505 |
enddo |
506 |
|
507 |
CALL RAS ( NN,istrip,nindeces(nsubcl),NLRAS,NLTOP,lm,TMSTP |
508 |
1, UL(num,1,1),ntracedim,ntracex,TH(num,NLTOP),SHL(num,NLTOP) |
509 |
2, TMP4(num,NLTOP), TMP5(num,NLTOP),rnd, ncrnd, PCPEN(num,NLTOP) |
510 |
3, CLBOTH(num,NLTOP), CLFRAC(num,NLTOP) |
511 |
4, cldmas(num,nltop), detrain(num,nltop) |
512 |
8, cp,grav,rkappa,alhl,rhfrac(num),rasmax ) |
513 |
|
514 |
c Compute Diagnostic CLDMAS in RAS Subcloud Layers |
515 |
c ------------------------------------------------ |
516 |
do L=nsubcl,lm |
517 |
do I=num,num+nindeces(nsubcl)-1 |
518 |
dum = dp(i,L)/(ple(i,lm+1)-ple(i,nsubcl)) |
519 |
cldmas(i,L) = cldmas(i,L-1) - dum*cldmas(i,nsubcl-1) |
520 |
enddo |
521 |
enddo |
522 |
|
523 |
c Update Theta and Moisture due to RAS |
524 |
c ------------------------------------ |
525 |
DO L=1,nsubcl |
526 |
DO I=num,num+nindeces(nsubcl)-1 |
527 |
CVTH(I,L) = (TH (I,L) - saveth(i,l)) |
528 |
CVQ (I,L) = (SHL(I,L) - saveq (i,l)) |
529 |
ENDDO |
530 |
ENDDO |
531 |
DO L=nsubcl+1,lm |
532 |
DO I=num,num+nindeces(nsubcl)-1 |
533 |
CVTH(I,L) = cvth(i,nsubcl) |
534 |
CVQ (I,L) = cvq (i,nsubcl) |
535 |
ENDDO |
536 |
ENDDO |
537 |
|
538 |
DO L=nsubcl+1,lm |
539 |
DO I=num,num+nindeces(nsubcl)-1 |
540 |
TH (I,L) = saveth(i,l) + cvth(i,l) |
541 |
SHL(I,L) = saveq (i,l) + cvq (i,l) |
542 |
ENDDO |
543 |
ENDDO |
544 |
DO L=1,lm |
545 |
DO I=num,num+nindeces(nsubcl)-1 |
546 |
CVTH(I,L) = CVTH(I,L) *P0KINV*SP(I)*tminv |
547 |
CVQ (I,L) = CVQ (I,L) *SP(I)*tminv |
548 |
ENDDO |
549 |
ENDDO |
550 |
|
551 |
c Compute Tracer Tendency due to RAS |
552 |
c ---------------------------------- |
553 |
do nt = 1,ntracer-ptracer |
554 |
DO L=1,nsubcl-1 |
555 |
DO I=num,num+nindeces(nsubcl)-1 |
556 |
CVU(I,L,nt) = ( UL(I,L,nt)-saveu(i,l,nt) )*sp(i)*tminv |
557 |
ENDDO |
558 |
ENDDO |
559 |
DO L=nsubcl,lm |
560 |
DO I=num,num+nindeces(nsubcl)-1 |
561 |
if( usubcl(i,nt).ne.0.0 ) then |
562 |
cvu(i,L,nt) = ( ul(i,nsubcl,nt)-usubcl(i,nt) ) * |
563 |
. ( saveu(i,L,nt)/usubcl(i,nt) )*sp(i)*tminv |
564 |
else |
565 |
cvu(i,L,nt) = 0.0 |
566 |
endif |
567 |
ENDDO |
568 |
ENDDO |
569 |
enddo |
570 |
|
571 |
c Compute Diagnostic PSUBCLD (Subcloud Layer Pressure) |
572 |
c ---------------------------------------------------- |
573 |
do i=num,num+nindeces(nsubcl)-1 |
574 |
lras = .false. |
575 |
do L=nltop,nsubcl |
576 |
if( cvq(i,L).ne.0.0 ) lras = .true. |
577 |
enddo |
578 |
psubcld (i) = 0.0 |
579 |
psubcld_cnt(i) = 0.0 |
580 |
if( lras ) then |
581 |
psubcld (i) = sp(i)+ptop-ple(i,nsubcl) |
582 |
psubcld_cnt(i) = 1.0 |
583 |
endif |
584 |
enddo |
585 |
|
586 |
|
587 |
C End of subcloud layer depth loop (iloop) |
588 |
|
589 |
num = num+nindeces(nsubcl) |
590 |
|
591 |
ENDDO |
592 |
|
593 |
C ********************************************************************** |
594 |
C **** TENDENCY UPDATES **** |
595 |
C **** (Keep 'Gathered' tendencies in 'gather' arrays now) **** |
596 |
C ********************************************************************** |
597 |
|
598 |
call paste( CVTH,deltgather,istrip,im*jm,lm,NN ) |
599 |
call paste( CVQ,delqgather,istrip,im*jm,lm,NN ) |
600 |
do nt = 1,ntracer-ptracer |
601 |
call paste( CVU(1,1,nt),delugather(1,1,nt),istrip,im*jm,lm,NN ) |
602 |
enddo |
603 |
|
604 |
C ********************************************************************** |
605 |
C And now paste some arrays for filling diagnostics |
606 |
C (use pkegather to hold detrainment and tmpgather for cloud mass flux) |
607 |
C ********************************************************************** |
608 |
|
609 |
if(icldmas .gt.0) call paste( cldmas,tmpgather,istrip,im*jm,lm,NN) |
610 |
if(idtrain .gt.0) call paste(detrain,pkegather,istrip,im*jm,lm,NN) |
611 |
if(ipsubcld.gt.0) then |
612 |
call paste(psubcld ,psubcldg ,istrip,im*jm,1,NN) |
613 |
call paste(psubcld_cnt,psubcldgc,istrip,im*jm,1,NN) |
614 |
endif |
615 |
|
616 |
C ********************************************************************* |
617 |
C **** RE-EVAPORATION OF PENETRATING CONVECTIVE RAIN **** |
618 |
C ********************************************************************* |
619 |
|
620 |
CALL STRIP ( thgather,TH ,im*jm,ISTRIP,lm,NN) |
621 |
CALL STRIP ( shgather,SHL,im*jm,ISTRIP,lm,NN) |
622 |
DO L=1,lm |
623 |
DO I=1,ISTRIP |
624 |
TH(I,L) = TH(I,L) + CVTH(I,L)*tmstp/SP(I) |
625 |
SHL(I,L) = SHL(I,L) + CVQ(I,L)*tmstp/SP(I) |
626 |
TL(I,L) = TH(I,L)*PLK(I,L) |
627 |
saveth(I,L) = th(I,L) |
628 |
saveq (I,L) = SHL(I,L) |
629 |
ENDDO |
630 |
ENDDO |
631 |
|
632 |
CALL RNEVP (NN,ISTRIP,lm,TL,SHL,PCPEN,PL,CLFRAC,SP,DP,PLKE, |
633 |
. PLK,TH,TMP1,TMP2,TMP3,ITMP1,ITMP2,PCNET,PRECIP, |
634 |
. CLSBTH,TMSTP,one,cp,grav,alhl,gamfac,cldlz,rhcrit,offset,alpha) |
635 |
|
636 |
C ********************************************************************** |
637 |
C **** TENDENCY UPDATES **** |
638 |
C ********************************************************************** |
639 |
|
640 |
DO L=1,lm |
641 |
|
642 |
DO I =1,ISTRIP |
643 |
TMP1(I,L) = sp(i) * (SHL(I,L)-saveq(I,L)) * tminv |
644 |
ENDDO |
645 |
CALL PSTBMP(TMP1(1,L),delqgather(1,L),ISTRIP,im*jm,1,NN) |
646 |
|
647 |
DO I =1,ISTRIP |
648 |
TMP1(I,L) = sp(i) * ((TL(I,L)/PLK(I,L))-saveth(i,l)) * tminv |
649 |
ENDDO |
650 |
CALL PSTBMP(TMP1(1,L),deltgather(1,L),ISTRIP,im*jm,1,NN) |
651 |
|
652 |
C Paste rain evap tendencies into arrays for diagnostic output |
653 |
c ------------------------------------------------------------ |
654 |
if(idtls.gt.0)then |
655 |
DO I =1,ISTRIP |
656 |
TMP1(I,L) = ((TL(I,L)/PLK(I,L))-saveth(i,l))*plk(i,l)*sday*tminv |
657 |
ENDDO |
658 |
call paste(tmp1(1,L),deltrnev(1,L),istrip,im*jm,1,NN) |
659 |
endif |
660 |
|
661 |
if(idqls.gt.0)then |
662 |
DO I =1,ISTRIP |
663 |
TMP1(I,L) = (SHL(I,L)-saveq(I,L)) * 1000. * sday * tminv |
664 |
ENDDO |
665 |
call paste(tmp1(1,L),delqrnev(1,L),istrip,im*jm,1,NN) |
666 |
endif |
667 |
|
668 |
ENDDO |
669 |
|
670 |
C ********************************************************************* |
671 |
C Add Non-Precipitating Clouds where the relative |
672 |
C humidity is less than 100% |
673 |
C Apply Cloud Top Entrainment Instability |
674 |
C ********************************************************************* |
675 |
|
676 |
do L=1,lm |
677 |
do i=1,istrip |
678 |
srcld(i,L) = -clsbth(i,L) |
679 |
enddo |
680 |
enddo |
681 |
|
682 |
call srclouds (saveth,saveq,plk,pl,plke,clsbth,cldlz,istrip,lm, |
683 |
. rhcrit,offset,alpha) |
684 |
|
685 |
do L=1,lm |
686 |
do i=1,istrip |
687 |
srcld(i,L) = srcld(i,L)+clsbth(i,L) |
688 |
enddo |
689 |
enddo |
690 |
|
691 |
C ********************************************************************* |
692 |
C **** PASTE CLOUD AMOUNTS **** |
693 |
C ********************************************************************* |
694 |
|
695 |
call paste ( srcld, cldsr,istrip,im*jm,lm,nn ) |
696 |
call paste ( cldlz,cldwater,istrip,im*jm,lm,nn ) |
697 |
call paste ( clsbth, cldls,istrip,im*jm,lm,nn ) |
698 |
call paste ( clboth, cpen ,istrip,im*jm,lm,nn ) |
699 |
|
700 |
c compute Total Accumulated Precip for Landsurface Model |
701 |
c ------------------------------------------------------ |
702 |
do i = 1,istrip |
703 |
C Initialize Rainlsp, Rainconv and Snowfall |
704 |
tmp1(i,1) = 0.0 |
705 |
tmp1(i,2) = 0.0 |
706 |
tmp1(i,3) = 0.0 |
707 |
enddo |
708 |
|
709 |
do i = 1,istrip |
710 |
prep(i) = PRECIP(I) + PCNET(I) |
711 |
tmp1(i,1) = PRECIP(I) |
712 |
tmp1(i,2) = pcnet(i) |
713 |
enddo |
714 |
c |
715 |
c check whether there is snow |
716 |
c------------------------------------------------------- |
717 |
c snow algorthm: |
718 |
c if temperature profile from the surface level to 700 mb |
719 |
c uniformaly c below zero, then precipitation (total) is |
720 |
c snowfall. Else there is no snow. |
721 |
c------------------------------------------------------- |
722 |
|
723 |
do i = 1,istrip |
724 |
snowcrit=0 |
725 |
do l=lup,lm |
726 |
if (saveth(i,l)*plk(i,l).le. tice ) then |
727 |
snowcrit=snowcrit+1 |
728 |
endif |
729 |
enddo |
730 |
if (snowcrit .eq. (lm-lup+1)) then |
731 |
tmp1(i,3) = prep(i) |
732 |
tmp1(i,1)=0.0 |
733 |
tmp1(i,2)=0.0 |
734 |
endif |
735 |
enddo |
736 |
|
737 |
CALL paste (tmp1(1,1), lsp_new,ISTRIP,im*jm,1,NN) |
738 |
CALL paste (tmp1(1,2),conv_new,ISTRIP,im*jm,1,NN) |
739 |
CALL paste (tmp1(1,3),snow_new,ISTRIP,im*jm,1,NN) |
740 |
|
741 |
if(iprecon.gt.0) then |
742 |
CALL paste (pcnet,raincgath,ISTRIP,im*jm,1,NN) |
743 |
endif |
744 |
|
745 |
C ********************************************************************* |
746 |
C **** End Major Stripped Region **** |
747 |
C ********************************************************************* |
748 |
|
749 |
1000 CONTINUE |
750 |
|
751 |
C Large Scale Rainfall, Conv rain, and snowfall |
752 |
c --------------------------------------------- |
753 |
call back2grd ( lsp_new,pblindex, lsp_new,im*jm) |
754 |
call back2grd (conv_new,pblindex,conv_new,im*jm) |
755 |
call back2grd (snow_new,pblindex,snow_new,im*jm) |
756 |
|
757 |
if(iprecon.gt.0) then |
758 |
call back2grd (raincgath,pblindex,raincgath,im*jm) |
759 |
endif |
760 |
|
761 |
c Subcloud Layer Pressure |
762 |
c ----------------------- |
763 |
if(ipsubcld.gt.0) then |
764 |
call back2grd (psubcldg ,pblindex,psubcldg ,im*jm) |
765 |
call back2grd (psubcldgc,pblindex,psubcldgc,im*jm) |
766 |
endif |
767 |
|
768 |
do L = 1,lm |
769 |
C Delta theta,q, convective, max and ls clouds |
770 |
c -------------------------------------------- |
771 |
call back2grd (deltgather(1,L),pblindex, dtmoist(1,1,L) ,im*jm) |
772 |
call back2grd (delqgather(1,L),pblindex, dqmoist(1,1,L,1),im*jm) |
773 |
call back2grd ( cpen(1,1,L),pblindex, cpen(1,1,L) ,im*jm) |
774 |
call back2grd ( cldls(1,1,L),pblindex, cldls(1,1,L) ,im*jm) |
775 |
call back2grd (cldwater(1,1,L),pblindex,cldwater(1,1,L) ,im*jm) |
776 |
call back2grd ( pkzgather(1,L),pblindex, pkzgather(1,L) ,im*jm) |
777 |
|
778 |
C Diagnostics: |
779 |
c ------------ |
780 |
if(icldmas.gt.0)call back2grd(tmpgather(1,L),pblindex, |
781 |
. tmpgather(1,L),im*jm) |
782 |
if(idtrain.gt.0)call back2grd(pkegather(1,L),pblindex, |
783 |
. pkegather(1,L),im*jm) |
784 |
if(idtls.gt.0)call back2grd(deltrnev(1,L),pblindex, |
785 |
. deltrnev(1,L),im*jm) |
786 |
if(idqls.gt.0)call back2grd(delqrnev(1,L),pblindex, |
787 |
. delqrnev(1,L),im*jm) |
788 |
if(icldnp.gt.0)call back2grd(cldsr(1,1,L),pblindex, |
789 |
. cldsr(1,1,L),im*jm) |
790 |
enddo |
791 |
|
792 |
c General Tracers |
793 |
c --------------- |
794 |
do nt = 1,ntracerin-ptracer |
795 |
do L = 1,lm |
796 |
call back2grd (delugather(1,L,nt),pblindex, |
797 |
. dqmoist(1,1,L,ptracer+nt),im*jm) |
798 |
enddo |
799 |
enddo |
800 |
|
801 |
if(cumfric) then |
802 |
|
803 |
c U and V for cumulus friction |
804 |
c ---------------------------- |
805 |
do L = 1,lm |
806 |
call back2grd (delugather(1,L,ntracerin-ptracer+1),pblindex, |
807 |
. dumoist(1,1,L),im*jm) |
808 |
call back2grd (delugather(1,L,ntracerin-ptracer+2),pblindex, |
809 |
. dvmoist(1,1,L),im*jm) |
810 |
enddo |
811 |
|
812 |
C Remove pi-weighting for u and v tendencies |
813 |
do j = 1,jm |
814 |
do i = 1,im |
815 |
tmpimjm(i,j) = 1./pz(i,j) |
816 |
enddo |
817 |
enddo |
818 |
do L = 1,lm |
819 |
do j = 1,jm |
820 |
do i = 1,im |
821 |
dumoist(i,j,L) = dumoist(i,j,L) * tmpimjm(i,j) |
822 |
dvmoist(i,j,L) = dvmoist(i,j,L) * tmpimjm(i,j) |
823 |
enddo |
824 |
enddo |
825 |
enddo |
826 |
|
827 |
|
828 |
endif |
829 |
|
830 |
C ********************************************************************** |
831 |
C BUMP DIAGNOSTICS |
832 |
C ********************************************************************** |
833 |
|
834 |
|
835 |
c Sub-Cloud Layer |
836 |
c ------------------------- |
837 |
if( ipsubcld.ne.0 ) then |
838 |
do j = 1,jm |
839 |
do i = 1,im |
840 |
qdiag(i,j,ipsubcld,bi,bj) = qdiag(i,j,ipsubcld,bi,bj) + |
841 |
. psubcldg (i,j) |
842 |
qdiag(i,j,ipsubcldc,bi,bj) = qdiag(i,j,ipsubcldc,bi,bj) + |
843 |
. psubcldgc(i,j) |
844 |
enddo |
845 |
enddo |
846 |
endif |
847 |
|
848 |
c Non-Precipitating Cloud Fraction |
849 |
c -------------------------------- |
850 |
if( icldnp.ne.0 ) then |
851 |
do L = 1,lm |
852 |
do j = 1,jm |
853 |
do i = 1,im |
854 |
qdiag(i,j,icldnp+L-1,bi,bj) = qdiag(i,j,icldnp+L-1,bi,bj) + |
855 |
. cldsr(i,j,L) |
856 |
enddo |
857 |
enddo |
858 |
enddo |
859 |
ncldnp = ncldnp + 1 |
860 |
endif |
861 |
|
862 |
c Moist Processes Heating Rate |
863 |
c ---------------------------- |
864 |
if(imoistt.gt.0) then |
865 |
do L = 1,lm |
866 |
do j = 1,jm |
867 |
do i = 1,im |
868 |
indgath = (j-1)*im + i |
869 |
qdiag(i,j,imoistt+L-1,bi,bj) = qdiag(i,j,imoistt+L-1,bi,bj) + |
870 |
. (dtmoist(i,j,L)*sday*pkzgather(indgath,L)/pz(i,j)) |
871 |
enddo |
872 |
enddo |
873 |
enddo |
874 |
endif |
875 |
|
876 |
c Moist Processes Moistening Rate |
877 |
c ------------------------------- |
878 |
if(imoistq.gt.0) then |
879 |
do L = 1,lm |
880 |
do j = 1,jm |
881 |
do i = 1,im |
882 |
qdiag(i,j,imoistq+L-1,bi,bj) = qdiag(i,j,imoistq+L-1,bi,bj) + |
883 |
. (dqmoist(i,j,L,1)*sday*1000.0/pz(i,j)) |
884 |
enddo |
885 |
enddo |
886 |
enddo |
887 |
endif |
888 |
|
889 |
c Moist Processes Change in U-Momentum (Cumulus Friction) |
890 |
c ------------------------------------------------------ |
891 |
if(iudiag1.gt.0) then |
892 |
do L = 1,lm |
893 |
do j = 1,jm |
894 |
do i = 1,im |
895 |
indgath = (j-1)*im + i |
896 |
qdiag(i,j,iudiag1+L-1,bi,bj) = qdiag(i,j,iudiag1+L-1,bi,bj) + |
897 |
. dumoist(i,j,L)*sday |
898 |
enddo |
899 |
enddo |
900 |
enddo |
901 |
endif |
902 |
|
903 |
c Moist Processes Change in V-Momentum (Cumulus Friction) |
904 |
c ------------------------------------------------------ |
905 |
if(iudiag2.gt.0) then |
906 |
do L = 1,lm |
907 |
do j = 1,jm |
908 |
do i = 1,im |
909 |
indgath = (j-1)*im + i |
910 |
qdiag(i,j,iudiag2+L-1,bi,bj) = qdiag(i,j,iudiag2+L-1,bi,bj) + |
911 |
. dvmoist(i,j,L)*sday |
912 |
enddo |
913 |
enddo |
914 |
enddo |
915 |
endif |
916 |
|
917 |
c Cloud Mass Flux |
918 |
c --------------- |
919 |
if(icldmas.gt.0) then |
920 |
do L = 1,lm |
921 |
do j = 1,jm |
922 |
do i = 1,im |
923 |
indgath = (j-1)*im + i |
924 |
qdiag(i,j,icldmas+L-1,bi,bj) = qdiag(i,j,icldmas+L-1,bi,bj) + |
925 |
. tmpgather(indgath,L) |
926 |
enddo |
927 |
enddo |
928 |
enddo |
929 |
endif |
930 |
|
931 |
c Detrained Cloud Mass Flux |
932 |
c ------------------------- |
933 |
if(idtrain.gt.0) then |
934 |
do L = 1,lm |
935 |
do j = 1,jm |
936 |
do i = 1,im |
937 |
indgath = (j-1)*im + i |
938 |
qdiag(i,j,idtrain+L-1,bi,bj) = qdiag(i,j,idtrain+L-1,bi,bj) + |
939 |
. pkegather(indgath,L) |
940 |
enddo |
941 |
enddo |
942 |
enddo |
943 |
endif |
944 |
|
945 |
c Grid-Scale Condensational Heating Rate |
946 |
c -------------------------------------- |
947 |
if(idtls.gt.0) then |
948 |
do L = 1,lm |
949 |
do j = 1,jm |
950 |
do i = 1,im |
951 |
indgath = (j-1)*im + i |
952 |
qdiag(i,j,idtls+L-1,bi,bj) = qdiag(i,j,idtls+L-1,bi,bj) + |
953 |
. deltrnev(indgath,L) |
954 |
enddo |
955 |
enddo |
956 |
enddo |
957 |
endif |
958 |
|
959 |
c Grid-Scale Condensational Moistening Rate |
960 |
c ----------------------------------------- |
961 |
if(idqls.gt.0) then |
962 |
do L = 1,lm |
963 |
do j = 1,jm |
964 |
do i = 1,im |
965 |
indgath = (j-1)*im + i |
966 |
qdiag(i,j,idqls+L-1,bi,bj) = qdiag(i,j,idqls+L-1,bi,bj) + |
967 |
. delqrnev(indgath,L) |
968 |
enddo |
969 |
enddo |
970 |
enddo |
971 |
endif |
972 |
|
973 |
c Total Precipitation |
974 |
c ------------------- |
975 |
if(ipreacc.gt.0) then |
976 |
do j = 1,jm |
977 |
do i = 1,im |
978 |
qdiag(i,j,ipreacc,bi,bj) = qdiag(i,j,ipreacc,bi,bj) |
979 |
. + ( lsp_new(I,j) |
980 |
. + snow_new(I,j) |
981 |
. + conv_new(i,j) ) *sday*tminv |
982 |
enddo |
983 |
enddo |
984 |
endif |
985 |
|
986 |
c Convective Precipitation |
987 |
c ------------------------ |
988 |
if(iprecon.gt.0) then |
989 |
do j = 1,jm |
990 |
do i = 1,im |
991 |
indgath = (j-1)*im + i |
992 |
qdiag(i,j,iprecon,bi,bj) = qdiag(i,j,iprecon,bi,bj) + |
993 |
. raincgath(indgath)*sday*tminv |
994 |
enddo |
995 |
enddo |
996 |
endif |
997 |
|
998 |
C ********************************************************************** |
999 |
C **** Fill Rainfall and Snowfall Arrays for Land Surface Model **** |
1000 |
C **** Note: Precip Rates work when DT(turb)<DT(moist) **** |
1001 |
C ********************************************************************** |
1002 |
|
1003 |
do j = 1,jm |
1004 |
do i = 1,im |
1005 |
rainlsp (i,j) = rainlsp (i,j) + lsp_new(i,j)*tminv |
1006 |
rainconv(i,j) = rainconv(i,j) + conv_new(i,j)*tminv |
1007 |
snowfall(i,j) = snowfall(i,j) + snow_new(i,j)*tminv |
1008 |
enddo |
1009 |
enddo |
1010 |
|
1011 |
C ********************************************************************** |
1012 |
C *** Compute Time-averaged Quantities for Radiation *** |
1013 |
C *** CPEN => Cloud Fraction from RAS *** |
1014 |
C *** CLDLS => Cloud Fraction from RNEVP *** |
1015 |
C ********************************************************************** |
1016 |
|
1017 |
do j = 1,jm |
1018 |
do i = 1,im |
1019 |
cldhi (i,j) = 0. |
1020 |
cldmid(i,j) = 0. |
1021 |
cldlow(i,j) = 0. |
1022 |
cldtmp(i,j) = 0. |
1023 |
cldprs(i,j) = 0. |
1024 |
tmpimjm(i,j) = 0. |
1025 |
enddo |
1026 |
enddo |
1027 |
|
1028 |
c Set Moist-Process Memory Coefficient |
1029 |
c ------------------------------------ |
1030 |
cldras_mem = 1.0-tmstp/ 3600.0 |
1031 |
cldlsp_mem = 1.0-tmstp/(3600.0*3) |
1032 |
|
1033 |
do L = 1,lm |
1034 |
do i = 1,im*jm |
1035 |
plev = pl(i,L) |
1036 |
|
1037 |
c Compute Time-averaged Cloud and Water Amounts for Longwave Radiation |
1038 |
c -------------------------------------------------------------------- |
1039 |
watnow = cldwater(i,1,L) |
1040 |
if( plev.le.500.0 ) then |
1041 |
cldras = min( max( cldras_lw(i,1,L)*cldras_mem,cpen(i,1,L)),1.0) |
1042 |
else |
1043 |
cldras = 0.0 |
1044 |
endif |
1045 |
cldlsp = min( max( cldlsp_lw(i,1,L)*cldlsp_mem,cldls(i,1,L)),1.0) |
1046 |
|
1047 |
if( cldras.lt.cldmin ) cldras = 0.0 |
1048 |
if( cldlsp.lt.cldmin ) cldlsp = 0.0 |
1049 |
|
1050 |
cldnow = max( cldlsp,cldras ) |
1051 |
|
1052 |
lwlz(i,1,L) = ( nlwlz*lwlz(i,1,L) + watnow)/(nlwlz +1) |
1053 |
cldtot_lw(i,1,L) = (nlwcld*cldtot_lw(i,1,L) + cldnow)/(nlwcld+1) |
1054 |
cldlsp_lw(i,1,L) = (nlwcld*cldlsp_lw(i,1,L) + cldlsp)/(nlwcld+1) |
1055 |
cldras_lw(i,1,L) = (nlwcld*cldras_lw(i,1,L) + cldras)/(nlwcld+1) |
1056 |
|
1057 |
|
1058 |
c Compute Time-averaged Cloud and Water Amounts for Shortwave Radiation |
1059 |
c --------------------------------------------------------------------- |
1060 |
watnow = cldwater(i,1,L) |
1061 |
if( plev.le.500.0 ) then |
1062 |
cldras = min( max(cldras_sw(i,1,L)*cldras_mem, cpen(i,1,L)),1.0) |
1063 |
else |
1064 |
cldras = 0.0 |
1065 |
endif |
1066 |
cldlsp = min( max(cldlsp_sw(i,1,L)*cldlsp_mem,cldls(i,1,L)),1.0) |
1067 |
|
1068 |
if( cldras.lt.cldmin ) cldras = 0.0 |
1069 |
if( cldlsp.lt.cldmin ) cldlsp = 0.0 |
1070 |
|
1071 |
cldnow = max( cldlsp,cldras ) |
1072 |
|
1073 |
swlz(i,1,L) = ( nswlz*swlz(i,1,L) + watnow)/(nswlz +1) |
1074 |
cldtot_sw(i,1,L) = (nswcld*cldtot_sw(i,1,L) + cldnow)/(nswcld+1) |
1075 |
cldlsp_sw(i,1,L) = (nswcld*cldlsp_sw(i,1,L) + cldlsp)/(nswcld+1) |
1076 |
cldras_sw(i,1,L) = (nswcld*cldras_sw(i,1,L) + cldras)/(nswcld+1) |
1077 |
|
1078 |
|
1079 |
c Compute Instantaneous Low-Mid-High Maximum Overlap Cloud Fractions |
1080 |
c ---------------------------------------------------------------------- |
1081 |
|
1082 |
if( L.lt.midlevel ) cldhi (i,1) = max( cldnow,cldhi (i,1) ) |
1083 |
if( L.ge.midlevel .and. |
1084 |
. L.lt.lowlevel ) cldmid(i,1) = max( cldnow,cldmid(i,1) ) |
1085 |
if( L.ge.lowlevel ) cldlow(i,1) = max( cldnow,cldlow(i,1) ) |
1086 |
|
1087 |
c Compute Cloud-Top Temperature and Pressure |
1088 |
c ------------------------------------------ |
1089 |
cldtmp(i,1) = cldtmp(i,1) + cldnow*pkzgather(i,L) |
1090 |
. * ( tz(i,1,L) + dtmoist(i,1,L)*tmstp/pz(i,1) ) |
1091 |
cldprs(i,1) = cldprs(i,1) + cldnow*plev |
1092 |
tmpimjm(i,1) = tmpimjm(i,1) + cldnow |
1093 |
|
1094 |
enddo |
1095 |
enddo |
1096 |
|
1097 |
c Compute Instantaneous Total 2-D Cloud Fraction |
1098 |
c ---------------------------------------------- |
1099 |
do j = 1,jm |
1100 |
do i = 1,im |
1101 |
totcld(i,j) = 1.0 - (1.-cldhi (i,j)) |
1102 |
. * (1.-cldmid(i,j)) |
1103 |
. * (1.-cldlow(i,j)) |
1104 |
enddo |
1105 |
enddo |
1106 |
|
1107 |
|
1108 |
C ********************************************************************** |
1109 |
C *** Fill Cloud Top Pressure and Temperature Diagnostic *** |
1110 |
C ********************************************************************** |
1111 |
|
1112 |
if(icldtmp.gt.0) then |
1113 |
do j = 1,jm |
1114 |
do i = 1,im |
1115 |
if( cldtmp(i,j).gt.0.0 ) then |
1116 |
qdiag(i,j,icldtmp,bi,bj) = qdiag(i,j,icldtmp,bi,bj) + |
1117 |
. cldtmp(i,j)*totcld(i,j)/tmpimjm(i,j) |
1118 |
qdiag(i,j,icttcnt,bi,bj) = qdiag(i,j,icttcnt,bi,bj) + |
1119 |
. totcld(i,j) |
1120 |
endif |
1121 |
enddo |
1122 |
enddo |
1123 |
endif |
1124 |
|
1125 |
if(icldprs.gt.0) then |
1126 |
do j = 1,jm |
1127 |
do i = 1,im |
1128 |
if( cldprs(i,j).gt.0.0 ) then |
1129 |
qdiag(i,j,icldprs,bi,bj) = qdiag(i,j,icldprs,bi,bj) + |
1130 |
. cldprs(i,j)*totcld(i,j)/tmpimjm(i,j) |
1131 |
qdiag(i,j,ictpcnt,bi,bj) = qdiag(i,j,ictpcnt,bi,bj) + |
1132 |
. totcld(i,j) |
1133 |
endif |
1134 |
enddo |
1135 |
enddo |
1136 |
endif |
1137 |
|
1138 |
C ********************************************************************** |
1139 |
C **** INCREMENT COUNTERS **** |
1140 |
C ********************************************************************** |
1141 |
|
1142 |
nlwlz = nlwlz + 1 |
1143 |
nswlz = nswlz + 1 |
1144 |
|
1145 |
nlwcld = nlwcld + 1 |
1146 |
nswcld = nswcld + 1 |
1147 |
|
1148 |
#ifdef ALLOW_DIAGNOSTICS |
1149 |
if( (bi.eq.1) .and. (bj.eq.1) ) then |
1150 |
nmoistt = nmoistt + 1 |
1151 |
nmoistq = nmoistq + 1 |
1152 |
npreacc = npreacc + 1 |
1153 |
nprecon = nprecon + 1 |
1154 |
|
1155 |
ncldmas = ncldmas + 1 |
1156 |
ndtrain = ndtrain + 1 |
1157 |
|
1158 |
ndtls = ndtls + 1 |
1159 |
ndqls = ndqls + 1 |
1160 |
|
1161 |
nudiag1 = nudiag1 + 1 |
1162 |
nudiag2 = nudiag2 + 1 |
1163 |
|
1164 |
endif |
1165 |
#endif |
1166 |
|
1167 |
RETURN |
1168 |
END |
1169 |
SUBROUTINE RAS( NN, LNG, LENC, K, NLTOP, nlayr, DT |
1170 |
*, UOI, ntracedim, ntracer, POI, QOI, PRS, PRJ, rnd, ncrnd |
1171 |
*, RAINS, CLN, CLF, cldmas, detrain |
1172 |
*, cp,grav,rkappa,alhl,rhfrac,rasmax ) |
1173 |
C |
1174 |
C********************************************************************* |
1175 |
C********************* SUBROUTINE RAS ***************************** |
1176 |
C********************** 16 MARCH 1988 ****************************** |
1177 |
C********************************************************************* |
1178 |
C |
1179 |
implicit none |
1180 |
|
1181 |
C Argument List |
1182 |
integer nn,lng,lenc,k,nltop,nlayr |
1183 |
integer ntracedim, ntracer |
1184 |
integer ncrnd |
1185 |
_RL dt |
1186 |
_RL UOI(lng,nlayr,ntracedim), POI(lng,K) |
1187 |
_RL QOI(lng,K), PRS(lng,K+1), PRJ(lng,K+1) |
1188 |
_RL rnd(ncrnd) |
1189 |
_RL RAINS(lng,K), CLN(lng,K), CLF(lng,K) |
1190 |
_RL cldmas(lng,K), detrain(lng,K) |
1191 |
_RL cp,grav,rkappa,alhl,rhfrac(lng),rasmax |
1192 |
|
1193 |
C Local Variables |
1194 |
_RL TCU(lng,K), QCU(lng,K) |
1195 |
_RL ucu(lng,K,ntracedim) |
1196 |
_RL ALF(lng,K), BET(lng,K), GAM(lng,K) |
1197 |
*, ETA(lng,K), HOI(lng,K) |
1198 |
*, PRH(lng,K), PRI(lng,K) |
1199 |
_RL HST(lng,K), QOL(lng,K), GMH(lng,K) |
1200 |
|
1201 |
_RL TX1(lng), TX2(lng), TX3(lng), TX4(lng), TX5(lng) |
1202 |
*, TX6(lng), TX7(lng), TX8(lng), TX9(lng) |
1203 |
*, TX11(lng), TX12(lng), TX13(lng), TX14(lng,ntracedim) |
1204 |
*, TX15(lng) |
1205 |
*, WFN(lng) |
1206 |
integer IA1(lng), IA2(lng), IA3(lng) |
1207 |
_RL cloudn(lng), pcu(lng) |
1208 |
|
1209 |
integer krmin,icm |
1210 |
_RL rknob, cmb2pa |
1211 |
PARAMETER (KRMIN=01) |
1212 |
PARAMETER (ICM=1000) |
1213 |
PARAMETER (CMB2PA=100.0) |
1214 |
PARAMETER (rknob = 10.) |
1215 |
|
1216 |
integer IC(ICM), IRND(icm) |
1217 |
_RL cmass(lng,K) |
1218 |
LOGICAL SETRAS |
1219 |
integer ifound |
1220 |
_RL temp |
1221 |
_RL thbef(lng,K) |
1222 |
|
1223 |
integer i,L,nc,ib,nt |
1224 |
integer km1,kp1,kprv,kcr,kfx,ncmx |
1225 |
_RL p00, crtmsf, frac, rasblf |
1226 |
|
1227 |
do L = 1,k |
1228 |
do I = 1,LENC |
1229 |
rains(i,l) = 0. |
1230 |
enddo |
1231 |
enddo |
1232 |
|
1233 |
p00 = 1000. |
1234 |
crtmsf = 0. |
1235 |
|
1236 |
C The numerator here is the fraction of the subcloud layer mass flux |
1237 |
C allowed to entrain into the cloud |
1238 |
|
1239 |
CCC FRAC = 1./dt |
1240 |
CCC FRAC = 0.5/dt |
1241 |
FRAC = 0.5/dt |
1242 |
|
1243 |
KM1 = K - 1 |
1244 |
KP1 = K + 1 |
1245 |
C we want the ras adjustment time scale to be one hour (indep of dt) |
1246 |
RASBLF = 1./3600. |
1247 |
C |
1248 |
KPRV = KM1 |
1249 |
C Removed KRMAX parameter |
1250 |
KCR = MIN(KM1,nlayr-2) |
1251 |
KFX = KM1 - KCR |
1252 |
NCMX = KFX + NCRND |
1253 |
C |
1254 |
IF (KFX .GT. 0) THEN |
1255 |
DO NC=1,KFX |
1256 |
IC(NC) = K - NC |
1257 |
ENDDO |
1258 |
ENDIF |
1259 |
C |
1260 |
IF (NCRND .GT. 0) THEN |
1261 |
DO I=1,ncrnd |
1262 |
IRND(I) = (RND(I)-0.0005)*(KCR-KRMIN+1) |
1263 |
IRND(I) = IRND(I) + KRMIN |
1264 |
ENDDO |
1265 |
C |
1266 |
DO NC=1,NCRND |
1267 |
IC(KFX+NC) = IRND(NC) |
1268 |
ENDDO |
1269 |
ENDIF |
1270 |
C |
1271 |
DO 100 NC=1,NCMX |
1272 |
C |
1273 |
IF (NC .EQ. 1 ) THEN |
1274 |
SETRAS = .TRUE. |
1275 |
ELSE |
1276 |
SETRAS = .FALSE. |
1277 |
ENDIF |
1278 |
IB = IC(NC) |
1279 |
|
1280 |
c Initialize Cloud Fraction Array |
1281 |
c ------------------------------- |
1282 |
do i = 1,lenc |
1283 |
cloudn(i) = 0.0 |
1284 |
enddo |
1285 |
|
1286 |
CALL CLOUD(nn,lng, LENC, K, NLTOP, nlayr, IB, RASBLF,SETRAS,FRAC |
1287 |
*, CP, ALHL, RKAPPA, GRAV, P00, CRTMSF |
1288 |
*, POI, QOI, UOI, ntracedim, Ntracer, PRS, PRJ |
1289 |
*, PCU, CLOUDN, TCU, QCU, UCU, CMASS |
1290 |
*, ALF, BET, GAM, PRH, PRI, HOI, ETA |
1291 |
*, HST, QOL, GMH |
1292 |
*, TX1, TX2, TX3, TX4, TX5, TX6, TX7, TX8, TX9 |
1293 |
*, WFN, TX11, TX12, TX13, TX14, TX15 |
1294 |
*, IA1,IA2,IA3,rhfrac) |
1295 |
|
1296 |
C Compute fraction of grid box into which rain re-evap occurs (clf) |
1297 |
c ----------------------------------------------------------------- |
1298 |
do i = 1,lenc |
1299 |
|
1300 |
c mass in detrainment layer |
1301 |
c ------------------------- |
1302 |
tx1(i) = cmb2pa * (prs(i,ib+1) - prs(i,ib))/(grav*dt) |
1303 |
|
1304 |
c ratio of detraining cloud mass to mass in detrainment layer |
1305 |
c ----------------------------------------------------------- |
1306 |
tx1(i) = rhfrac(i)*rknob * cmass(i,ib) / tx1(i) |
1307 |
if(cmass(i,K).gt.0.) clf(i,ib) = clf(i,ib) + tx1(i) |
1308 |
if( clf(i,ib).gt.1.) clf(i,ib) = 1. |
1309 |
enddo |
1310 |
|
1311 |
c Compute Total Cloud Mass Flux |
1312 |
c ***************************** |
1313 |
do L=ib,k |
1314 |
do i=1,lenc |
1315 |
cmass(i,L) = rhfrac(i)*cmass(i,L) * dt |
1316 |
enddo |
1317 |
enddo |
1318 |
|
1319 |
do L=ib,k |
1320 |
do i=1,lenc |
1321 |
cldmas(i,L) = cldmas(i,L) + cmass(i,L) |
1322 |
enddo |
1323 |
enddo |
1324 |
|
1325 |
do i=1,lenc |
1326 |
detrain(i,ib) = detrain(i,ib) + cmass(i,ib) |
1327 |
enddo |
1328 |
|
1329 |
DO L=IB,K |
1330 |
DO I=1,LENC |
1331 |
thbef(I,L) = POI(I,L) |
1332 |
POI(I,L) = POI(I,L) + TCU(I,L) * DT * rhfrac(i) |
1333 |
QOI(I,L) = QOI(I,L) + QCU(I,L) * DT * rhfrac(i) |
1334 |
ENDDO |
1335 |
ENDDO |
1336 |
DO NT=1,Ntracer |
1337 |
DO L=IB,K |
1338 |
DO I=1,LENC |
1339 |
UOI(I,L+nltop-1,NT)=UOI(I,L+nltop-1,NT)+UCU(I,L,NT)*DT*rhfrac(i) |
1340 |
ENDDO |
1341 |
ENDDO |
1342 |
ENDDO |
1343 |
DO I=1,LENC |
1344 |
rains(I,ib) = rains(I,ib) + PCU(I)*dt * rhfrac(i) |
1345 |
ENDDO |
1346 |
|
1347 |
do i = 1,lenc |
1348 |
ifound = 0 |
1349 |
do L = 1,k |
1350 |
if(tcu(i,L).ne.0.)ifound = ifound + 1 |
1351 |
enddo |
1352 |
if(ifound.ne.0) then |
1353 |
c print *,i,' made a cloud detraining at ',ib |
1354 |
do L = 1,k |
1355 |
temp = TCU(I,L) * DT * rhfrac(i) |
1356 |
c write(6,122)L,thbef(i,L),poi(i,L),temp |
1357 |
enddo |
1358 |
endif |
1359 |
enddo |
1360 |
|
1361 |
100 CONTINUE |
1362 |
|
1363 |
122 format(' ',i3,' TH B ',e10.3,' TH A ',e10.3,' DTH ',e10.3) |
1364 |
|
1365 |
c Fill Convective Cloud Fractions based on 3-D Rain Amounts |
1366 |
c --------------------------------------------------------- |
1367 |
do L=k-1,1,-1 |
1368 |
do i=1,lenc |
1369 |
tx1(i) = 100*(prs(i,L+1)-prs(i,L))/grav |
1370 |
cln(i,L) = min(1600*rains(i,L)/tx1(i),rasmax ) |
1371 |
enddo |
1372 |
enddo |
1373 |
|
1374 |
RETURN |
1375 |
END |
1376 |
subroutine rndcloud (iras,nrnd,rnd,myid) |
1377 |
implicit none |
1378 |
integer n,iras,nrnd,myid |
1379 |
_RL random_numbx |
1380 |
_RL rnd(nrnd) |
1381 |
integer irm |
1382 |
parameter (irm = 1000) |
1383 |
_RL random(irm) |
1384 |
integer i,mcheck,numrand,iseed,indx |
1385 |
logical first |
1386 |
data first /.true./ |
1387 |
integer iras0 |
1388 |
data iras0 /0/ |
1389 |
save random, iras0 |
1390 |
|
1391 |
if(nrnd.eq.0.)then |
1392 |
do i = 1,nrnd |
1393 |
rnd(i) = 0 |
1394 |
enddo |
1395 |
if(first .and. myid.eq.1) print *,' NO RANDOM CLOUDS IN RAS ' |
1396 |
go to 100 |
1397 |
endif |
1398 |
|
1399 |
mcheck = mod(iras-1,irm/nrnd) |
1400 |
|
1401 |
c First Time In From a Continuing RESTART (IRAS.GT.1) or Reading a New RESTART |
1402 |
c ---------------------------------------------------------------------------- |
1403 |
c print *,' RNDCLOUD: first ',first,' iras ',iras,' iras0 ',iras0 |
1404 |
c print *,' RNDCLOUD: irm,nrnd,mcheck=',irm,nrnd,mcheck |
1405 |
if( first.and.(iras.gt.1) .or. iras.ne.iras0+1 )then |
1406 |
print *,' first ',first,' iras ',iras,' iras0 ',iras0 |
1407 |
if( myid.eq.1 ) print *, 'Recreating Rand Numb Array in RNDCLOUD' |
1408 |
if( myid.eq.1 ) print *, 'IRAS: ',iras,' IRAS0: ',iras0 |
1409 |
numrand = mod(iras,irm/nrnd) * nrnd |
1410 |
iseed = iras * nrnd - numrand |
1411 |
call random_seedx(iseed) |
1412 |
do i = 1,irm |
1413 |
random(i) = random_numbx(iseed) |
1414 |
enddo |
1415 |
indx = (iras-1)*nrnd |
1416 |
|
1417 |
c Multiple Time In But have Used Up all 1000 numbers (MCHECK.EQ.0) |
1418 |
c ---------------------------------------------------------------- |
1419 |
else if (mcheck.eq.0) then |
1420 |
iseed = (iras-1)*nrnd |
1421 |
call random_seedx(iseed) |
1422 |
do i = 1,irm |
1423 |
random(i) = random_numbx(iseed) |
1424 |
enddo |
1425 |
indx = iseed |
1426 |
|
1427 |
c Multiple Time In But have NOT Used Up all 1000 numbers (MCHECK.NE.0) |
1428 |
c -------------------------------------------------------------------- |
1429 |
else |
1430 |
indx = (iras-1)*nrnd |
1431 |
endif |
1432 |
|
1433 |
indx = mod(indx,irm) |
1434 |
if( indx+nrnd.gt.1000 ) indx=1000-nrnd |
1435 |
|
1436 |
do n = 1,nrnd |
1437 |
rnd(n) = random(indx+n) |
1438 |
enddo |
1439 |
|
1440 |
100 continue |
1441 |
first = .false. |
1442 |
iras0 = iras |
1443 |
return |
1444 |
end |
1445 |
function random_numbx(iseed) |
1446 |
implicit none |
1447 |
integer iseed |
1448 |
real *8 seed,port_rand |
1449 |
_RL random_numbx |
1450 |
#ifdef CRAY |
1451 |
_RL ranf |
1452 |
random_numbx = ranf() |
1453 |
#else |
1454 |
#ifdef SGI |
1455 |
_RL rand |
1456 |
random_numbx = rand() |
1457 |
#else |
1458 |
seed = -1.d0 |
1459 |
random_numbx = port_rand(seed) |
1460 |
#endif |
1461 |
#endif |
1462 |
return |
1463 |
end |
1464 |
subroutine random_seedx (iseed) |
1465 |
implicit none |
1466 |
integer iseed |
1467 |
#ifdef CRAY |
1468 |
call ranset (iseed) |
1469 |
#else |
1470 |
#ifdef SGI |
1471 |
integer*4 seed |
1472 |
seed = iseed |
1473 |
call srand (seed) |
1474 |
#else |
1475 |
real*8 tmpRdN |
1476 |
real*8 seed |
1477 |
seed = iseed |
1478 |
tmpRdN = port_rand(seed) |
1479 |
#endif |
1480 |
#endif |
1481 |
return |
1482 |
end |
1483 |
SUBROUTINE CLOUD(nn,lng, LENC, K, NLTOP, nlayr, IC, RASALF |
1484 |
*, SETRAS, FRAC |
1485 |
*, CP, ALHL, RKAP, GRAV, P00, CRTMSF |
1486 |
*, POI, QOI, UOI, ntracedim, Ntracer, PRS, PRJ |
1487 |
*, PCU, CLN, TCU, QCU, UCU, CMASS |
1488 |
*, ALF, BET, GAM, PRH, PRI, HOL, ETA |
1489 |
*, HST, QOL, GMH |
1490 |
*, TX1, TX2, TX3, TX4, TX5, TX6, TX7, TX8, ALM |
1491 |
*, WFN, AKM, QS1, CLF, UHT, WLQ |
1492 |
*, IA, I1, I2,rhfrac) |
1493 |
C |
1494 |
C********************************************************************* |
1495 |
C******************** Relaxed Arakawa-Schubert *********************** |
1496 |
C********************* Plug Compatible Version ********************** |
1497 |
C************************ SUBROUTINE CLOUD *************************** |
1498 |
C************************* 23 JULY 1992 *************************** |
1499 |
C********************************************************************* |
1500 |
C********************************************************************* |
1501 |
C********************************************************************* |
1502 |
C************************** Developed By ***************************** |
1503 |
C************************** ***************************** |
1504 |
C************************ Shrinivas Moorthi ************************** |
1505 |
C************************ and ************************** |
1506 |
C************************ Max J. Suarez ***************************** |
1507 |
C************************ ***************************** |
1508 |
C******************** Laboratory for Atmospheres ********************* |
1509 |
C****************** NASA/GSFC, Greenbelt, MD 20771 ******************* |
1510 |
C********************************************************************* |
1511 |
C********************************************************************* |
1512 |
C |
1513 |
C The calculations of Moorthi and Suarez (1992, MWR) are |
1514 |
C contained in the CLOUD routine. |
1515 |
C It is probably advisable, at least initially, to treat CLOUD |
1516 |
C as a black box that computes the single cloud adjustments. RAS, |
1517 |
C on the other hand, can be tailored to each GCMs configuration |
1518 |
C (ie, number and placement of levels, nature of boundary layer, |
1519 |
C time step and frequency with which RAS is called). |
1520 |
C |
1521 |
C |
1522 |
C Input: |
1523 |
C ------ |
1524 |
C |
1525 |
C lng : The inner dimension of update and input arrays. |
1526 |
C |
1527 |
C LENC : The run: the number of soundings processes in a single call. |
1528 |
C RAS works on the first LENC of the lng soundings |
1529 |
C passed. This allows working on pieces of the world |
1530 |
C say for multitasking, without declaring temporary arrays |
1531 |
C and copying the data to and from them. This is an f77 |
1532 |
C version. An F90 version would have to allow more |
1533 |
C flexibility in the argument declarations. Obviously |
1534 |
C (LENC<=lng). |
1535 |
C |
1536 |
C K : Number of vertical layers (increasing downwards). |
1537 |
C Need not be the same as the number of layers in the |
1538 |
C GCM, since it is the outer dimension. The bottom layer |
1539 |
C (K) is the subcloud layer. |
1540 |
C |
1541 |
C IC : Detrainment level to check for presence of convection |
1542 |
C |
1543 |
C RASALF : Relaxation parameter (< 1.) for present cloud-type |
1544 |
C |
1545 |
C SETRAS : Logical parameter to control re-calculation of |
1546 |
C saturation specific humidity and mid level P**kappa |
1547 |
C |
1548 |
C FRAC : Fraction of the PBL (layer K) mass allowed to be used |
1549 |
C by a cloud-type in time DT |
1550 |
C |
1551 |
C CP : Specific heat at constant pressure |
1552 |
C |
1553 |
C ALHL : Latent Heat of condensation |
1554 |
C |
1555 |
C RKAP : R/Cp, where R is the gas constant |
1556 |
C |
1557 |
C GRAV : Acceleration due to gravity |
1558 |
C |
1559 |
C P00 : A reference pressure in hPa, useually 1000 hPa |
1560 |
C |
1561 |
C CRTMSF : Critical value of mass flux above which cloudiness at |
1562 |
C the detrainment layer of that cloud-type is assumed. |
1563 |
C Affects only cloudiness calculation. |
1564 |
C |
1565 |
C POI : 2D array of dimension (lng,K) containing potential |
1566 |
C temperature. Updated but not initialized by RAS. |
1567 |
C |
1568 |
C QOI : 2D array of dimension (lng,K) containing specific |
1569 |
C humidity. Updated but not initialized by RAS. |
1570 |
C |
1571 |
C UOI : 3D array of dimension (lng,K,NTRACER) containing tracers |
1572 |
C Updated but not initialized by RAS. |
1573 |
C |
1574 |
C PRS : 2D array of dimension (lng,K+1) containing pressure |
1575 |
C in hPa at the interfaces of K-layers from top of the |
1576 |
C atmosphere to the bottom. Not modified. |
1577 |
C |
1578 |
C PRJ : 2D array of dimension (lng,K+1) containing (PRS/P00) ** |
1579 |
C RKAP. i.e. Exner function at layer edges. Not modified. |
1580 |
C |
1581 |
C rhfrac : 1D array of dimension (lng) containing a rel.hum. scaling |
1582 |
C fraction. Not modified. |
1583 |
C |
1584 |
C Output: |
1585 |
C ------- |
1586 |
C |
1587 |
C PCU : 1D array of length lng containing accumulated |
1588 |
C precipitation in mm/sec. |
1589 |
C |
1590 |
C CLN : 2D array of dimension (lng,K) containing cloudiness |
1591 |
C Note: CLN is bumped but NOT initialized |
1592 |
C |
1593 |
C TCU : 2D array of dimension (lng,K) containing accumulated |
1594 |
C convective heating (K/sec). |
1595 |
C |
1596 |
C QCU : 2D array of dimension (lng,K) containing accumulated |
1597 |
C convective drying (kg/kg/sec). |
1598 |
C |
1599 |
C CMASS : 2D array of dimension (lng,K) containing the |
1600 |
C cloud mass flux (kg/sec). Filled from cloud top |
1601 |
C to base. |
1602 |
C |
1603 |
C Temporaries: |
1604 |
C |
1605 |
C ALF, BET, GAM, ETA, PRH, PRI, HOI, HST, QOL, GMH are temporary |
1606 |
C 2D real arrays of dimension of at least (LENC,K) where LENC is |
1607 |
C the horizontal dimension over which convection is invoked. |
1608 |
C |
1609 |
C |
1610 |
C TX1, TX2, TX3, TX4, TX5, TX6, TX7, TX8, TX9, AKM, QS1, CLF, UHT |
1611 |
C VHT, WLQ WFN are temporary real arrays of length at least LENC |
1612 |
C |
1613 |
C IA, I1, and I2 are temporary integer arrays of length LENC |
1614 |
C |
1615 |
C |
1616 |
C************************************************************************ |
1617 |
implicit none |
1618 |
C Argument List declarations |
1619 |
integer nn,lng,LENC,K,NLTOP,nlayr,ic,ntracedim, ntracer |
1620 |
_RL rasalf |
1621 |
LOGICAL SETRAS |
1622 |
_RL frac, cp, alhl, rkap, grav, p00, crtmsf |
1623 |
_RL POI(lng,K),QOI(lng,K),PRS(lng,K+1),PRJ(lng,K+1) |
1624 |
_RL uoi(lng,nlayr,ntracedim) |
1625 |
_RL PCU(LENC), CLN(lng) |
1626 |
_RL TCU(lng,K),QCU(lng,K),ucu(lng,k,ntracedim),CMASS(lng,K) |
1627 |
_RL ALF(lng,K), BET(lng,K), GAM(lng,K), PRH(lng,K), PRI(lng,K) |
1628 |
_RL HOL(LENC,K), ETA(LENC,K), HST(LENC,K), QOL(LENC,K) |
1629 |
_RL GMH(LENC,K) |
1630 |
_RL TX1(LENC), TX2(LENC), TX3(LENC), TX4(LENC) |
1631 |
_RL TX5(LENC), TX6(LENC), TX7(LENC), TX8(LENC) |
1632 |
_RL ALM(LENC), WFN(LENC), AKM(LENC), QS1(LENC) |
1633 |
_RL WLQ(LENC), CLF(LENC) |
1634 |
_RL uht(lng,ntracedim) |
1635 |
integer IA(LENC), I1(LENC),I2(LENC) |
1636 |
_RL rhfrac(lng) |
1637 |
|
1638 |
C Local Variables |
1639 |
_RL daylen,half,one,zero,cmb2pa,rhmax |
1640 |
PARAMETER (DAYLEN=86400.0, HALF=0.5, ONE=1.0, ZERO=0.0) |
1641 |
PARAMETER (CMB2PA=100.0) |
1642 |
PARAMETER (RHMAX=0.9999) |
1643 |
_RL rkapp1,onebcp,albcp,onebg,cpbg,twobal |
1644 |
C |
1645 |
integer nt,km1,ic1,i,L,len1,len2,isav,len11,ii |
1646 |
integer lena,lena1,lenb |
1647 |
_RL tem,tem1 |
1648 |
|
1649 |
c Explicit Inline Directives |
1650 |
c -------------------------- |
1651 |
#ifdef CRAY |
1652 |
#ifdef f77 |
1653 |
cfpp$ expand (qsat) |
1654 |
#endif |
1655 |
#endif |
1656 |
|
1657 |
RKAPP1 = 1.0 + RKAP |
1658 |
ONEBCP = 1.0 / CP |
1659 |
ALBCP = ALHL * ONEBCP |
1660 |
ONEBG = 1.0 / GRAV |
1661 |
CPBG = CP * ONEBG |
1662 |
TWOBAL = 2.0 / ALHL |
1663 |
|
1664 |
C |
1665 |
KM1 = K - 1 |
1666 |
IC1 = IC + 1 |
1667 |
C |
1668 |
C SETTING ALF, BET, GAM, PRH, AND PRI : DONE ONLY WHEN SETRAS=.T. |
1669 |
C |
1670 |
|
1671 |
IF (SETRAS) THEN |
1672 |
|
1673 |
DO 2050 L=1,K |
1674 |
DO 2030 I=1,LENC |
1675 |
PRH(I,L) = (PRJ(I,L+1)*PRS(I,L+1) - PRJ(I,L)*PRS(I,L)) |
1676 |
* / ((PRS(I,L+1)-PRS(I,L)) * RKAPP1) |
1677 |
2030 CONTINUE |
1678 |
2050 CONTINUE |
1679 |
|
1680 |
DO 2070 L=1,K |
1681 |
DO 2060 I=1,LENC |
1682 |
TX5(I) = POI(I,L) * PRH(I,L) |
1683 |
TX1(I) = (PRS(I,L) + PRS(I,L+1)) * 0.5 |
1684 |
TX3(I) = TX5(I) |
1685 |
CALL QSAT(TX3(I), TX1(I), TX2(I), TX4(I), .TRUE.) |
1686 |
ALF(I,L) = TX2(I) - TX4(I) * TX5(I) |
1687 |
BET(I,L) = TX4(I) * PRH(I,L) |
1688 |
GAM(I,L) = 1.0 / ((1.0 + TX4(I)*ALBCP) * PRH(I,L)) |
1689 |
PRI(I,L) = (CP/CMB2PA) / (PRS(I,L+1) - PRS(I,L)) |
1690 |
2060 CONTINUE |
1691 |
2070 CONTINUE |
1692 |
|
1693 |
ENDIF |
1694 |
C |
1695 |
C |
1696 |
DO 10 L=1,K |
1697 |
DO 10 I=1,lng |
1698 |
TCU(I,L) = 0.0 |
1699 |
QCU(I,L) = 0.0 |
1700 |
CMASS(I,L) = 0.0 |
1701 |
10 CONTINUE |
1702 |
|
1703 |
do nt = 1,ntracer |
1704 |
do L=1,K |
1705 |
do I=1,LENC |
1706 |
ucu(I,L,nt) = 0.0 |
1707 |
enddo |
1708 |
enddo |
1709 |
enddo |
1710 |
C |
1711 |
DO 30 I=1,LENC |
1712 |
TX1(I) = PRJ(I,K+1) * POI(I,K) |
1713 |
QS1(I) = ALF(I,K) + BET(I,K)*POI(I,K) |
1714 |
QOL(I,K) = MIN(QS1(I)*RHMAX,QOI(I,K)) |
1715 |
|
1716 |
HOL(I,K) = TX1(I)*CP + QOL(I,K)*ALHL |
1717 |
ETA(I,K) = ZERO |
1718 |
TX2(I) = (PRJ(I,K+1) - PRJ(I,K)) * POI(I,K) * CP |
1719 |
30 CONTINUE |
1720 |
C |
1721 |
IF (IC .LT. KM1) THEN |
1722 |
DO 3703 L=KM1,IC1,-1 |
1723 |
DO 50 I=1,LENC |
1724 |
QS1(I) = ALF(I,L) + BET(I,L)*POI(I,L) |
1725 |
QOL(I,L) = MIN(QS1(I)*RHMAX,QOI(I,L)) |
1726 |
C |
1727 |
TEM1 = TX2(I) + PRJ(I,L+1) * POI(I,L) * CP |
1728 |
HOL(I,L) = TEM1 + QOL(I,L )* ALHL |
1729 |
HST(I,L) = TEM1 + QS1(I) * ALHL |
1730 |
|
1731 |
TX1(I) = (PRJ(I,L+1) - PRJ(I,L)) * POI(I,L) |
1732 |
ETA(I,L) = ETA(I,L+1) + TX1(I)*CPBG |
1733 |
TX2(I) = TX2(I) + TX1(I)*CP |
1734 |
50 CONTINUE |
1735 |
C |
1736 |
3703 CONTINUE |
1737 |
ENDIF |
1738 |
|
1739 |
|
1740 |
DO 70 I=1,LENC |
1741 |
HOL(I,IC) = TX2(I) |
1742 |
QS1(I) = ALF(I,IC) + BET(I,IC)*POI(I,IC) |
1743 |
QOL(I,IC) = MIN(QS1(I)*RHMAX,QOI(I,IC)) |
1744 |
c |
1745 |
TEM1 = TX2(I) + PRJ(I,IC1) * POI(I,IC) * CP |
1746 |
HOL(I,IC) = TEM1 + QOL(I,IC) * ALHL |
1747 |
HST(I,IC) = TEM1 + QS1(I) * ALHL |
1748 |
C |
1749 |
TX3(I ) = (PRJ(I,IC1) - PRH(I,IC)) * POI(I,IC) |
1750 |
ETA(I,IC) = ETA(I,IC1) + CPBG * TX3(I) |
1751 |
70 CONTINUE |
1752 |
C |
1753 |
DO 130 I=1,LENC |
1754 |
TX2(I) = HOL(I,K) - HST(I,IC) |
1755 |
TX1(I) = ZERO |
1756 |
|
1757 |
130 CONTINUE |
1758 |
C |
1759 |
C ENTRAINMENT PARAMETER |
1760 |
C |
1761 |
DO 160 L=IC,KM1 |
1762 |
DO 160 I=1,LENC |
1763 |
TX1(I) = TX1(I) + (HST(I,IC) - HOL(I,L)) * (ETA(I,L) - ETA(I,L+1)) |
1764 |
160 CONTINUE |
1765 |
C |
1766 |
LEN1 = 0 |
1767 |
LEN2 = 0 |
1768 |
ISAV = 0 |
1769 |
DO 195 I=1,LENC |
1770 |
IF (TX1(I) .GT. ZERO .AND. TX2(I) .GT. ZERO |
1771 |
. .AND. rhfrac(i).ne.0.0 ) THEN |
1772 |
LEN1 = LEN1 + 1 |
1773 |
IA(LEN1) = I |
1774 |
ALM(LEN1) = TX2(I) / TX1(I) |
1775 |
ENDIF |
1776 |
195 CONTINUE |
1777 |
C |
1778 |
LEN2 = LEN1 |
1779 |
if (IC1 .lt. K) then |
1780 |
DO 196 I=1,LENC |
1781 |
IF (TX2(I) .LE. 0.0 .AND. (HOL(I,K) .GT. HST(I,IC1)) |
1782 |
. .AND. rhfrac(i).ne.0.0 ) THEN |
1783 |
LEN2 = LEN2 + 1 |
1784 |
IA(LEN2) = I |
1785 |
ALM(LEN2) = 0.0 |
1786 |
ENDIF |
1787 |
196 CONTINUE |
1788 |
endif |
1789 |
C |
1790 |
IF (LEN2 .EQ. 0) THEN |
1791 |
DO 5010 I=1,LENC*K |
1792 |
HST(I,1) = 0.0 |
1793 |
QOL(I,1) = 0.0 |
1794 |
5010 CONTINUE |
1795 |
DO 5020 I=1,LENC |
1796 |
PCU(I) = 0.0 |
1797 |
5020 CONTINUE |
1798 |
RETURN |
1799 |
ENDIF |
1800 |
LEN11 = LEN1 + 1 |
1801 |
C |
1802 |
C NORMALIZED MASSFLUX |
1803 |
C |
1804 |
DO 250 I=1,LEN2 |
1805 |
ETA(I,K) = 1.0 |
1806 |
II = IA(I) |
1807 |
TX2(I) = 0.5 * (PRS(II,IC) + PRS(II,IC1)) |
1808 |
TX4(I) = PRS(II,K) |
1809 |
250 CONTINUE |
1810 |
C |
1811 |
DO 252 I=LEN11,LEN2 |
1812 |
WFN(I) = 0.0 |
1813 |
II = IA(I) |
1814 |
IF (HST(II,IC1) .LT. HST(II,IC)) THEN |
1815 |
TX6(I) = (HST(II,IC1)-HOL(II,K))/(HST(II,IC1)-HST(II,IC)) |
1816 |
ELSE |
1817 |
TX6(I) = 0.0 |
1818 |
ENDIF |
1819 |
TX2(I) = 0.5 * (PRS(II,IC1)+PRS(II,IC1+1)) * (1.0-TX6(I)) |
1820 |
* + TX2(I) * TX6(I) |
1821 |
252 CONTINUE |
1822 |
C |
1823 |
CALL ACRITN(LEN2, TX2, TX4, TX3) |
1824 |
C |
1825 |
DO 260 L=KM1,IC,-1 |
1826 |
DO 255 I=1,LEN2 |
1827 |
TX1(I) = ETA(IA(I),L) |
1828 |
255 CONTINUE |
1829 |
DO 260 I=1,LEN2 |
1830 |
ETA(I,L) = 1.0 + ALM(I) * TX1(I) |
1831 |
260 CONTINUE |
1832 |
C |
1833 |
C CLOUD WORKFUNCTION |
1834 |
C |
1835 |
IF (LEN1 .GT. 0) THEN |
1836 |
DO 270 I=1,LEN1 |
1837 |
II = IA(I) |
1838 |
WFN(I) = - GAM(II,IC) * (PRJ(II,IC1) - PRH(II,IC)) |
1839 |
* * HST(II,IC) * ETA(I,IC1) |
1840 |
270 CONTINUE |
1841 |
ENDIF |
1842 |
C |
1843 |
DO 290 I=1,LEN2 |
1844 |
II = IA(I) |
1845 |
TX1(I) = HOL(II,K) |
1846 |
290 CONTINUE |
1847 |
C |
1848 |
IF (IC1 .LE. KM1) THEN |
1849 |
|
1850 |
DO 380 L=KM1,IC1,-1 |
1851 |
DO 380 I=1,LEN2 |
1852 |
II = IA(I) |
1853 |
TEM = TX1(I) + (ETA(I,L) - ETA(I,L+1)) * HOL(II,L) |
1854 |
C |
1855 |
PCU(I) = PRJ(II,L+1) - PRH(II,L) |
1856 |
TEM1 = ETA(I,L+1) * PCU(I) |
1857 |
TX1(I) = TX1(I)*PCU(I) |
1858 |
C |
1859 |
PCU(I) = PRH(II,L) - PRJ(II,L) |
1860 |
TEM1 = (TEM1 + ETA(I,L) * PCU(I)) * HST(II,L) |
1861 |
TX1(I) = TX1(I) + TEM*PCU(I) |
1862 |
C |
1863 |
WFN(I) = WFN(I) + (TX1(I) - TEM1) * GAM(II,L) |
1864 |
TX1(I) = TEM |
1865 |
380 CONTINUE |
1866 |
ENDIF |
1867 |
C |
1868 |
LENA = 0 |
1869 |
IF (LEN1 .GT. 0) THEN |
1870 |
DO 512 I=1,LEN1 |
1871 |
II = IA(I) |
1872 |
WFN(I) = WFN(I) + TX1(I) * GAM(II,IC)*(PRJ(II,IC1)-PRH(II,IC)) |
1873 |
* - TX3(I) |
1874 |
IF (WFN(I) .GT. 0.0) THEN |
1875 |
LENA = LENA + 1 |
1876 |
I1(LENA) = IA(I) |
1877 |
I2(LENA) = I |
1878 |
TX1(LENA) = WFN(I) |
1879 |
TX2(LENA) = QS1(IA(I)) |
1880 |
TX6(LENA) = 1.0 |
1881 |
ENDIF |
1882 |
512 CONTINUE |
1883 |
ENDIF |
1884 |
LENB = LENA |
1885 |
DO 515 I=LEN11,LEN2 |
1886 |
WFN(I) = WFN(I) - TX3(I) |
1887 |
IF (WFN(I) .GT. 0.0 .AND. TX6(I) .GT. 0.0) THEN |
1888 |
LENB = LENB + 1 |
1889 |
I1(LENB) = IA(I) |
1890 |
I2(LENB) = I |
1891 |
TX1(LENB) = WFN(I) |
1892 |
TX2(LENB) = QS1(IA(I)) |
1893 |
TX4(LENB) = TX6(I) |
1894 |
ENDIF |
1895 |
515 CONTINUE |
1896 |
C |
1897 |
IF (LENB .LE. 0) THEN |
1898 |
DO 5030 I=1,LENC*K |
1899 |
HST(I,1) = 0.0 |
1900 |
QOL(I,1) = 0.0 |
1901 |
5030 CONTINUE |
1902 |
DO 5040 I=1,LENC |
1903 |
PCU(I) = 0.0 |
1904 |
5040 CONTINUE |
1905 |
RETURN |
1906 |
ENDIF |
1907 |
|
1908 |
C |
1909 |
DO 516 I=1,LENB |
1910 |
WFN(I) = TX1(I) |
1911 |
QS1(I) = TX2(I) |
1912 |
516 CONTINUE |
1913 |
C |
1914 |
DO 520 L=IC,K |
1915 |
DO 517 I=1,LENB |
1916 |
TX1(I) = ETA(I2(I),L) |
1917 |
517 CONTINUE |
1918 |
DO 520 I=1,LENB |
1919 |
ETA(I,L) = TX1(I) |
1920 |
520 CONTINUE |
1921 |
C |
1922 |
LENA1 = LENA + 1 |
1923 |
C |
1924 |
DO 510 I=1,LENA |
1925 |
II = I1(I) |
1926 |
TX8(I) = HST(II,IC) - HOL(II,IC) |
1927 |
510 CONTINUE |
1928 |
DO 530 I=LENA1,LENB |
1929 |
II = I1(I) |
1930 |
TX6(I) = TX4(I) |
1931 |
TEM = TX6(I) * (HOL(II,IC)-HOL(II,IC1)) + HOL(II,IC1) |
1932 |
TX8(I) = HOL(II,K) - TEM |
1933 |
|
1934 |
TEM1 = TX6(I) * (QOL(II,IC)-QOL(II,IC1)) + QOL(II,IC1) |
1935 |
TX5(I) = TEM - TEM1 * ALHL |
1936 |
QS1(I) = TEM1 + TX8(I)*(ONE/ALHL) |
1937 |
TX3(I) = HOL(II,IC) |
1938 |
530 CONTINUE |
1939 |
C |
1940 |
C |
1941 |
DO 620 I=1,LENB |
1942 |
II = I1(I) |
1943 |
WLQ(I) = QOL(II,K) - QS1(I) * ETA(I,IC) |
1944 |
TX7(I) = HOL(II,K) |
1945 |
620 CONTINUE |
1946 |
DO NT=1,Ntracer |
1947 |
DO 621 I=1,LENB |
1948 |
II = I1(I) |
1949 |
UHT(I,NT) = UOI(II,K+nltop-1,NT)-UOI(II,IC+nltop-1,NT) * ETA(I,IC) |
1950 |
621 CONTINUE |
1951 |
ENDDO |
1952 |
C |
1953 |
DO 635 L=KM1,IC,-1 |
1954 |
DO 630 I=1,LENB |
1955 |
II = I1(I) |
1956 |
TEM = ETA(I,L) - ETA(I,L+1) |
1957 |
WLQ(I) = WLQ(I) + TEM * QOL(II,L) |
1958 |
630 CONTINUE |
1959 |
635 CONTINUE |
1960 |
DO NT=1,Ntracer |
1961 |
DO L=KM1,IC,-1 |
1962 |
DO I=1,LENB |
1963 |
II = I1(I) |
1964 |
TEM = ETA(I,L) - ETA(I,L+1) |
1965 |
UHT(I,NT) = UHT(I,NT) + TEM * UOI(II,L+nltop-1,NT) |
1966 |
ENDDO |
1967 |
ENDDO |
1968 |
ENDDO |
1969 |
C |
1970 |
C CALCULATE GS AND PART OF AKM (THAT REQUIRES ETA) |
1971 |
C |
1972 |
DO 690 I=1,LENB |
1973 |
II = I1(I) |
1974 |
c TX7(I) = HOL(II,K) |
1975 |
TEM = (POI(II,KM1) - POI(II,K)) / (PRH(II,K) - PRH(II,KM1)) |
1976 |
HOL(I,K) = TEM * (PRJ(II,K)-PRH(II,KM1))*PRH(II,K)*PRI(II,K) |
1977 |
HOL(I,KM1) = TEM * (PRH(II,K)-PRJ(II,K))*PRH(II,KM1)*PRI(II,KM1) |
1978 |
AKM(I) = ZERO |
1979 |
TX2(I) = 0.5 * (PRS(II,IC) + PRS(II,IC1)) |
1980 |
690 CONTINUE |
1981 |
|
1982 |
IF (IC1 .LE. KM1) THEN |
1983 |
DO 750 L=KM1,IC1,-1 |
1984 |
DO 750 I=1,LENB |
1985 |
II = I1(I) |
1986 |
TEM = (POI(II,L-1) - POI(II,L)) * ETA(I,L) |
1987 |
* / (PRH(II,L) - PRH(II,L-1)) |
1988 |
C |
1989 |
HOL(I,L) = TEM * (PRJ(II,L)-PRH(II,L-1)) * PRH(II,L) |
1990 |
* * PRI(II,L) + HOL(I,L) |
1991 |
HOL(I,L-1) = TEM * (PRH(II,L)-PRJ(II,L)) * PRH(II,L-1) |
1992 |
* * PRI(II,L-1) |
1993 |
C |
1994 |
AKM(I) = AKM(I) - HOL(I,L) |
1995 |
* * (ETA(I,L) * (PRH(II,L)-PRJ(II,L)) + |
1996 |
* ETA(I,L+1) * (PRJ(II,L+1)-PRH(II,L))) / PRH(II,L) |
1997 |
750 CONTINUE |
1998 |
ENDIF |
1999 |
C |
2000 |
C |
2001 |
CALL RNCL(LENB, TX2, TX1, CLF) |
2002 |
|
2003 |
DO 770 I=1,LENB |
2004 |
TX2(I) = (ONE - TX1(I)) * WLQ(I) |
2005 |
WLQ(I) = TX1(I) * WLQ(I) |
2006 |
C |
2007 |
TX1(I) = HOL(I,IC) |
2008 |
770 CONTINUE |
2009 |
DO 790 I=LENA1, LENB |
2010 |
II = I1(I) |
2011 |
TX1(I) = TX1(I) + (TX5(I)-TX3(I)+QOL(II,IC)*ALHL)*(PRI(II,IC)/CP) |
2012 |
790 CONTINUE |
2013 |
|
2014 |
DO 800 I=1,LENB |
2015 |
HOL(I,IC) = TX1(I) - TX2(I) * ALBCP * PRI(I1(I),IC) |
2016 |
800 CONTINUE |
2017 |
|
2018 |
IF (LENA .GT. 0) THEN |
2019 |
DO 810 I=1,LENA |
2020 |
II = I1(I) |
2021 |
AKM(I) = AKM(I) - ETA(I,IC1) * (PRJ(II,IC1) - PRH(II,IC)) |
2022 |
* * TX1(I) / PRH(II,IC) |
2023 |
810 CONTINUE |
2024 |
ENDIF |
2025 |
c |
2026 |
C CALCULATE GH |
2027 |
C |
2028 |
DO 830 I=1,LENB |
2029 |
II = I1(I) |
2030 |
TX3(I) = QOL(II,KM1) - QOL(II,K) |
2031 |
GMH(I,K) = HOL(I,K) + TX3(I) * PRI(II,K) * (ALBCP) |
2032 |
|
2033 |
AKM(I) = AKM(I) + GAM(II,KM1)*(PRJ(II,K)-PRH(II,KM1)) |
2034 |
* * GMH(I,K) |
2035 |
TX3(I) = zero |
2036 |
830 CONTINUE |
2037 |
C |
2038 |
IF (IC1 .LE. KM1) THEN |
2039 |
DO 840 L=KM1,IC1,-1 |
2040 |
DO 840 I=1,LENB |
2041 |
II = I1(I) |
2042 |
TX2(I) = TX3(I) |
2043 |
TX3(I) = (QOL(II,L-1) - QOL(II,L)) * ETA(I,L) |
2044 |
TX2(I) = TX2(I) + TX3(I) |
2045 |
C |
2046 |
GMH(I,L) = HOL(I,L) + TX2(I) * PRI(II,L) * (ALBCP*HALF) |
2047 |
840 CONTINUE |
2048 |
C |
2049 |
C |
2050 |
ENDIF |
2051 |
DO 850 I=LENA1,LENB |
2052 |
TX3(I) = TX3(I) + TWOBAL |
2053 |
* * (TX7(I) - TX8(I) - TX5(I) - QOL(I1(I),IC)*ALHL) |
2054 |
850 CONTINUE |
2055 |
DO 860 I=1,LENB |
2056 |
GMH(I,IC) = TX1(I) + PRI(I1(I),IC) * ONEBCP |
2057 |
* * (TX3(I)*(ALHL*HALF) + ETA(I,IC) * TX8(I)) |
2058 |
860 CONTINUE |
2059 |
C |
2060 |
C CALCULATE HC PART OF AKM |
2061 |
C |
2062 |
IF (IC1 .LE. KM1) THEN |
2063 |
DO 870 I=1,LENB |
2064 |
TX1(I) = GMH(I,K) |
2065 |
870 CONTINUE |
2066 |
DO 3725 L=KM1,IC1,-1 |
2067 |
DO 880 I=1,LENB |
2068 |
II = I1(I) |
2069 |
TX1(I) = TX1(I) + (ETA(I,L) - ETA(I,L+1)) * GMH(I,L) |
2070 |
TX2(I) = GAM(II,L-1) * (PRJ(II,L) - PRH(II,L-1)) |
2071 |
880 CONTINUE |
2072 |
C |
2073 |
IF (L .EQ. IC1) THEN |
2074 |
DO 890 I=LENA1,LENB |
2075 |
TX2(I) = ZERO |
2076 |
890 CONTINUE |
2077 |
ENDIF |
2078 |
DO 900 I=1,LENB |
2079 |
II = I1(I) |
2080 |
AKM(I) = AKM(I) + TX1(I) * |
2081 |
* (TX2(I) + GAM(II,L)*(PRH(II,L)-PRJ(II,L))) |
2082 |
900 CONTINUE |
2083 |
3725 CONTINUE |
2084 |
ENDIF |
2085 |
C |
2086 |
DO 920 I=LENA1,LENB |
2087 |
II = I1(I) |
2088 |
TX2(I) = 0.5 * (PRS(II,IC) + PRS(II,IC1)) |
2089 |
* + 0.5*(PRS(II,IC+2) - PRS(II,IC)) * (ONE-TX6(I)) |
2090 |
c |
2091 |
TX1(I) = PRS(II,IC1) |
2092 |
TX5(I) = 0.5 * (PRS(II,IC1) + PRS(II,IC+2)) |
2093 |
C |
2094 |
IF ((TX2(I) .GE. TX1(I)) .AND. (TX2(I) .LT. TX5(I))) THEN |
2095 |
TX6(I) = ONE - (TX2(I) - TX1(I)) / (TX5(I) - TX1(I)) |
2096 |
C |
2097 |
TEM = PRI(II,IC1) / PRI(II,IC) |
2098 |
HOL(I,IC1) = HOL(I,IC1) + HOL(I,IC) * TEM |
2099 |
HOL(I,IC) = ZERO |
2100 |
C |
2101 |
GMH(I,IC1) = GMH(I,IC1) + GMH(I,IC) * TEM |
2102 |
GMH(I,IC) = ZERO |
2103 |
ELSEIF (TX2(I) .LT. TX1(I)) THEN |
2104 |
TX6(I) = 1.0 |
2105 |
ELSE |
2106 |
TX6(I) = 0.0 |
2107 |
ENDIF |
2108 |
920 CONTINUE |
2109 |
C |
2110 |
C |
2111 |
DO I=1,LENC |
2112 |
PCU(I) = 0.0 |
2113 |
ENDDO |
2114 |
|
2115 |
DO 970 I=1,LENB |
2116 |
II = I1(I) |
2117 |
IF (AKM(I) .LT. ZERO .AND. WLQ(I) .GE. 0.0) THEN |
2118 |
WFN(I) = - TX6(I) * WFN(I) * RASALF / AKM(I) |
2119 |
ELSE |
2120 |
WFN(I) = ZERO |
2121 |
ENDIF |
2122 |
TEM = (PRS(II,K+1)-PRS(II,K))*(CMB2PA*FRAC) |
2123 |
WFN(I) = MIN(WFN(I), TEM) |
2124 |
C |
2125 |
C compute cloud amount |
2126 |
C |
2127 |
CC TX1(I) = CLN(II) |
2128 |
CC IF (WFN(I) .GT. CRTMSF) TX1(I) = TX1(I) + CLF(I) |
2129 |
CC IF (TX1(I) .GT. ONE) TX1(I) = ONE |
2130 |
C |
2131 |
C PRECIPITATION |
2132 |
C |
2133 |
PCU(II) = WLQ(I) * WFN(I) * ONEBG |
2134 |
C |
2135 |
C CUMULUS FRICTION AT THE BOTTOM LAYER |
2136 |
C |
2137 |
TX4(I) = WFN(I) * (1.0/ALHL) |
2138 |
TX5(I) = WFN(I) * ONEBCP |
2139 |
970 CONTINUE |
2140 |
C |
2141 |
C compute cloud mass flux for diagnostic output |
2142 |
C |
2143 |
DO L = IC,K |
2144 |
DO I=1,LENB |
2145 |
II = I1(I) |
2146 |
if(L.lt.K)then |
2147 |
CMASS(II,L) = ETA(I,L+1) * WFN(I) * ONEBG |
2148 |
else |
2149 |
CMASS(II,L) = WFN(I) * ONEBG |
2150 |
endif |
2151 |
ENDDO |
2152 |
ENDDO |
2153 |
C |
2154 |
CC DO 975 I=1,LENB |
2155 |
CC II = I1(I) |
2156 |
CC CLN(II) = TX1(I) |
2157 |
CC975 CONTINUE |
2158 |
C |
2159 |
C THETA AND Q CHANGE DUE TO CLOUD TYPE IC |
2160 |
C |
2161 |
|
2162 |
c TEMA = 0.0 |
2163 |
c TEMB = 0.0 |
2164 |
DO 990 L=IC,K |
2165 |
DO 980 I=1,LENB |
2166 |
II = I1(I) |
2167 |
TEM = (GMH(I,L) - HOL(I,L)) * TX4(I) |
2168 |
TEM1 = HOL(I,L) * TX5(I) |
2169 |
C |
2170 |
TCU(II,L) = TEM1 / PRH(II,L) |
2171 |
QCU(II,L) = TEM |
2172 |
980 CONTINUE |
2173 |
|
2174 |
c I = I1(IP1) |
2175 |
c |
2176 |
c TEM = (PRS(I,L+1)-PRS(I,L)) * (ONEBG*100.0) |
2177 |
c TEMA = TEMA + TCU(I,L) * PRH(I,L) * TEM * (CP/ALHL) |
2178 |
c TEMB = TEMB + QCU(I,L) * TEM |
2179 |
C |
2180 |
990 CONTINUE |
2181 |
C |
2182 |
c Compute Tracer Tendencies |
2183 |
c ------------------------- |
2184 |
do nt = 1,ntracer |
2185 |
c |
2186 |
c Tracer Tendency at the Bottom Layer |
2187 |
c ----------------------------------- |
2188 |
DO 995 I=1,LENB |
2189 |
II = I1(I) |
2190 |
TEM = half*TX5(I) * PRI(II,K) |
2191 |
TX1(I) = ( UOI(II,KM1+nltop-1,nt) - UOI(II,K+nltop-1,nt)) |
2192 |
ucu(II,K,nt) = TEM * TX1(I) |
2193 |
995 CONTINUE |
2194 |
c |
2195 |
c Tracer Tendency at all other Levels |
2196 |
c ----------------------------------- |
2197 |
DO 1020 L=KM1,IC1,-1 |
2198 |
DO 1010 I=1,LENB |
2199 |
II = I1(I) |
2200 |
TEM = half*TX5(I) * PRI(II,L) |
2201 |
TEM1 = TX1(I) |
2202 |
TX1(I) = (UOI(II,L-1+nltop-1,nt)-UOI(II,L+nltop-1,nt)) * ETA(I,L) |
2203 |
TX3(I) = (TX1(I) + TEM1) * TEM |
2204 |
1010 CONTINUE |
2205 |
DO 1020 I=1,LENB |
2206 |
II = I1(I) |
2207 |
ucu(II,L,nt) = TX3(I) |
2208 |
1020 CONTINUE |
2209 |
|
2210 |
DO 1030 I=1,LENB |
2211 |
II = I1(I) |
2212 |
IF (TX6(I) .GE. 1.0) THEN |
2213 |
TEM = half*TX5(I) * PRI(II,IC) |
2214 |
ELSE |
2215 |
TEM = 0.0 |
2216 |
ENDIF |
2217 |
TX1(I) = (TX1(I) + UHT(I,nt) + UHT(I,nt)) * TEM |
2218 |
1030 CONTINUE |
2219 |
DO 1040 I=1,LENB |
2220 |
II = I1(I) |
2221 |
ucu(II,IC,nt) = TX1(I) |
2222 |
1040 CONTINUE |
2223 |
|
2224 |
enddo |
2225 |
C |
2226 |
C PENETRATIVE CONVECTION CALCULATION OVER |
2227 |
C |
2228 |
|
2229 |
RETURN |
2230 |
END |
2231 |
SUBROUTINE RNCL(lng, PL, RNO, CLF) |
2232 |
C |
2233 |
C********************************************************************* |
2234 |
C********************** Relaxed Arakawa-Schubert ********************* |
2235 |
C************************ SUBROUTINE RNCL ************************ |
2236 |
C**************************** 23 July 1992 *************************** |
2237 |
C********************************************************************* |
2238 |
implicit none |
2239 |
C Argument List declarations |
2240 |
integer lng |
2241 |
_RL PL(lng), RNO(lng), CLF(lng) |
2242 |
|
2243 |
C Local Variables |
2244 |
_RL p5,p8,pt8,pt2,pfac,p4,p6,p7,p9,cucld,cfac |
2245 |
PARAMETER (P5=500.0, P8=800.0, PT8=0.8, PT2=0.2) |
2246 |
PARAMETER (PFAC=PT2/(P8-P5)) |
2247 |
PARAMETER (P4=400.0, P6=401.0) |
2248 |
PARAMETER (P7=700.0, P9=900.0) |
2249 |
PARAMETER (CUCLD=0.5,CFAC=CUCLD/(P6-P4)) |
2250 |
|
2251 |
integer i |
2252 |
C |
2253 |
DO 10 I=1,lng |
2254 |
rno(i) = 1.0 |
2255 |
ccc if( pl(i).le.400.0 ) rno(i) = max( 0.75, 1.0-0.0025*(400.0-pl(i)) ) |
2256 |
|
2257 |
ccc IF ( PL(I).GE.P7 .AND. PL(I).LE.P9 ) THEN |
2258 |
ccc RNO(I) = ((P9-PL(I))/(P9-P7)) **2 |
2259 |
ccc ELSE IF (PL(I).GT.P9) THEN |
2260 |
ccc RNO(I) = 0. |
2261 |
ccc ENDIF |
2262 |
|
2263 |
CLF(I) = CUCLD |
2264 |
C |
2265 |
CARIESIF (PL(I) .GE. P5 .AND. PL(I) .LE. P8) THEN |
2266 |
CARIES RNO(I) = (P8-PL(I))*PFAC + PT8 |
2267 |
CARIESELSEIF (PL(I) .GT. P8 ) THEN |
2268 |
CARIES RNO(I) = PT8 |
2269 |
CARIESENDIF |
2270 |
CARIES |
2271 |
IF (PL(I) .GE. P4 .AND. PL(I) .LE. P6) THEN |
2272 |
CLF(I) = (P6-PL(I))*CFAC |
2273 |
ELSEIF (PL(I) .GT. P6 ) THEN |
2274 |
CLF(I) = 0.0 |
2275 |
ENDIF |
2276 |
10 CONTINUE |
2277 |
C |
2278 |
RETURN |
2279 |
END |
2280 |
SUBROUTINE ACRITN ( lng,PL,PLB,ACR ) |
2281 |
|
2282 |
C********************************************************************* |
2283 |
C********************** Relaxed Arakawa-Schubert ********************* |
2284 |
C************************** SUBROUTINE ACRIT ********************* |
2285 |
C****************** modified August 28, 1996 L.Takacs ************ |
2286 |
C**** ***** |
2287 |
C**** Note: Data obtained from January Mean After-Analysis ***** |
2288 |
C**** from 4x5 46-layer GEOS Assimilation ***** |
2289 |
C**** ***** |
2290 |
C********************************************************************* |
2291 |
implicit none |
2292 |
C Argument List declarations |
2293 |
integer lng |
2294 |
_RL PL(lng), PLB(lng), ACR(lng) |
2295 |
|
2296 |
C Local variables |
2297 |
integer lma |
2298 |
parameter (lma=18) |
2299 |
_RL p(lma) |
2300 |
_RL a(lma) |
2301 |
integer i,L |
2302 |
_RL temp |
2303 |
|
2304 |
data p / 93.81, 111.65, 133.46, 157.80, 186.51, |
2305 |
. 219.88, 257.40, 301.21, 352.49, 409.76, |
2306 |
. 471.59, 535.04, 603.33, 672.79, 741.12, |
2307 |
. 812.52, 875.31, 930.20/ |
2308 |
|
2309 |
data a / 3.35848, 3.13645, 2.48072, 2.08277, 1.53364, |
2310 |
. 1.01971, .65846, .45867, .38687, .31002, |
2311 |
. .25574, .20347, .17254, .15260, .16756, |
2312 |
. .09916, .10360, .05880/ |
2313 |
|
2314 |
|
2315 |
do L=1,lma-1 |
2316 |
do i=1,lng |
2317 |
if( pl(i).ge.p(L) .and. |
2318 |
. pl(i).le.p(L+1)) then |
2319 |
temp = ( pl(i)-p(L) )/( p(L+1)-p(L) ) |
2320 |
acr(i) = a(L+1)*temp + a(L)*(1-temp) |
2321 |
endif |
2322 |
enddo |
2323 |
enddo |
2324 |
|
2325 |
do i=1,lng |
2326 |
if( pl(i).lt.p(1) ) acr(i) = a(1) |
2327 |
if( pl(i).gt.p(lma) ) acr(i) = a(lma) |
2328 |
enddo |
2329 |
|
2330 |
do i=1,lng |
2331 |
acr(i) = acr(i) * (plb(i)-pl(i)) |
2332 |
enddo |
2333 |
|
2334 |
RETURN |
2335 |
END |
2336 |
SUBROUTINE RNEVP(NN,IRUN,NLAY,TL,QL,RAIN,PL,CLFRAC,SP,DP,PLKE, |
2337 |
1 PLK,TH,TEMP1,TEMP2,TEMP3,ITMP1,ITMP2,RCON,RLAR,CLSBTH,tmscl, |
2338 |
2 tmfrc,cp,gravity,alhl,gamfac,cldlz,RHCRIT,offset,alpha) |
2339 |
|
2340 |
implicit none |
2341 |
C Argument List declarations |
2342 |
integer nn,irun,nlay |
2343 |
_RL TL(IRUN,NLAY),QL(IRUN,NLAY),RAIN(IRUN,NLAY), |
2344 |
. PL(IRUN,NLAY),CLFRAC(IRUN,NLAY),SP(IRUN),TEMP1(IRUN,NLAY), |
2345 |
. TEMP2(IRUN,NLAY),PLKE(IRUN,NLAY+1), |
2346 |
. RCON(IRUN),RLAR(IRUN),DP(IRUN,NLAY),PLK(IRUN,NLAY),TH(IRUN,NLAY), |
2347 |
. TEMP3(IRUN,NLAY) |
2348 |
integer ITMP1(IRUN,NLAY),ITMP2(IRUN,NLAY) |
2349 |
_RL CLSBTH(IRUN,NLAY) |
2350 |
_RL tmscl,tmfrc,cp,gravity,alhl,gamfac,offset,alpha |
2351 |
_RL cldlz(irun,nlay) |
2352 |
_RL rhcrit(irun,nlay) |
2353 |
C |
2354 |
C Local Variables |
2355 |
_RL zm1p04,zero,two89,zp44,zp01,half,zp578,one,thousand,z3600 |
2356 |
_RL zp1,zp001 |
2357 |
PARAMETER (ZM1P04 = -1.04E-4 ) |
2358 |
PARAMETER (ZERO = 0.) |
2359 |
PARAMETER (TWO89= 2.89E-5) |
2360 |
PARAMETER ( ZP44= 0.44) |
2361 |
PARAMETER ( ZP01= 0.01) |
2362 |
PARAMETER ( ZP1 = 0.1 ) |
2363 |
PARAMETER ( ZP001= 0.001) |
2364 |
PARAMETER ( HALF= 0.5) |
2365 |
PARAMETER ( ZP578 = 0.578 ) |
2366 |
PARAMETER ( ONE = 1.) |
2367 |
PARAMETER ( THOUSAND = 1000.) |
2368 |
PARAMETER ( Z3600 = 3600.) |
2369 |
C |
2370 |
_RL EVP9(IRUN,NLAY) |
2371 |
_RL water(irun),crystal(irun) |
2372 |
_RL watevap(irun),iceevap(irun) |
2373 |
_RL fracwat,fracice, tice,rh,fact,dum |
2374 |
_RL rainmax(irun) |
2375 |
_RL getcon,rphf,elocp,cpog,relax |
2376 |
_RL exparg,arearat,rpow |
2377 |
|
2378 |
integer i,L,n,nlaym1,irnlay,irnlm1 |
2379 |
|
2380 |
c Explicit Inline Directives |
2381 |
c -------------------------- |
2382 |
#ifdef CRAY |
2383 |
#ifdef f77 |
2384 |
cfpp$ expand (qsat) |
2385 |
#endif |
2386 |
#endif |
2387 |
|
2388 |
tice = getcon('FREEZING-POINT') |
2389 |
|
2390 |
fracwat = 0.70 |
2391 |
fracice = 0.01 |
2392 |
|
2393 |
NLAYM1 = NLAY - 1 |
2394 |
IRNLAY = IRUN*NLAY |
2395 |
IRNLM1 = IRUN*(NLAY-1) |
2396 |
|
2397 |
RPHF = Z3600/tmscl |
2398 |
|
2399 |
ELOCP = alhl/cp |
2400 |
CPOG = cp/gravity |
2401 |
|
2402 |
DO I = 1,IRUN |
2403 |
RLAR(I) = 0. |
2404 |
water(i) = 0. |
2405 |
crystal(i) = 0. |
2406 |
ENDDO |
2407 |
|
2408 |
do L = 1,nlay |
2409 |
do i = 1,irun |
2410 |
EVP9(i,L) = 0. |
2411 |
TEMP1(i,L) = 0. |
2412 |
TEMP2(i,L) = 0. |
2413 |
TEMP3(i,L) = 0. |
2414 |
CLSBTH(i,L) = 0. |
2415 |
cldlz(i,L) = 0. |
2416 |
enddo |
2417 |
enddo |
2418 |
|
2419 |
C RHO(ZERO) / RHO FOR TERMINAL VELOCITY APPROX. |
2420 |
c --------------------------------------------- |
2421 |
DO L = 1,NLAY |
2422 |
DO I = 1,IRUN |
2423 |
TEMP2(I,L) = PL(I,L)*ZP001 |
2424 |
TEMP2(I,L) = SQRT(TEMP2(I,L)) |
2425 |
ENDDO |
2426 |
ENDDO |
2427 |
|
2428 |
C INVERSE OF MASS IN EACH LAYER |
2429 |
c ----------------------------- |
2430 |
DO L = 1,NLAY |
2431 |
DO I = 1,IRUN |
2432 |
TEMP3(I,L) = GRAVITY*ZP01 / DP(I,L) |
2433 |
ENDDO |
2434 |
ENDDO |
2435 |
|
2436 |
C DO LOOP FOR MOISTURE EVAPORATION ABILITY AND CONVEC EVAPORATION. |
2437 |
c ---------------------------------------------------------------- |
2438 |
DO 100 L=1,NLAY |
2439 |
|
2440 |
DO I = 1,IRUN |
2441 |
TEMP1(I,3) = TL(I,L) |
2442 |
TEMP1(I,4) = QL(I,L) |
2443 |
ENDDO |
2444 |
|
2445 |
DO 50 N=1,2 |
2446 |
IF(N.EQ.1)RELAX=HALF |
2447 |
IF(N.GT.1)RELAX=ONE |
2448 |
|
2449 |
DO I = 1,IRUN |
2450 |
call qsat ( temp1(i,3),pl(i,L),temp1(i,2),temp1(i,6),.true. ) |
2451 |
TEMP1(I,5)=TEMP1(I,2)-TEMP1(I,4) |
2452 |
TEMP1(I,6)=TEMP1(I,6)*ELOCP |
2453 |
TEMP1(I,5)=TEMP1(I,5)/(ONE+TEMP1(I,6)) |
2454 |
TEMP1(I,4)=TEMP1(I,4)+TEMP1(I,5)*RELAX |
2455 |
TEMP1(I,3)=TEMP1(I,3)-TEMP1(I,5)*ELOCP*RELAX |
2456 |
ENDDO |
2457 |
50 CONTINUE |
2458 |
|
2459 |
DO I = 1,IRUN |
2460 |
EVP9(I,L) = (TEMP1(I,4) - QL(I,L))/TEMP3(I,L) |
2461 |
C convective detrained water |
2462 |
cldlz(i,L) = rain(i,L)*temp3(i,L) |
2463 |
if( tl(i,L).gt.tice-20.) then |
2464 |
water(i) = water(i) + rain(i,L) |
2465 |
else |
2466 |
crystal(i) = crystal(i) + rain(i,L) |
2467 |
endif |
2468 |
ENDDO |
2469 |
|
2470 |
C********************************************************************** |
2471 |
C FOR CONVECTIVE PRECIP, FIND THE "EVAPORATION EFFICIENCY" USING * |
2472 |
C KESSLERS PARAMETERIZATION * |
2473 |
C********************************************************************** |
2474 |
|
2475 |
DO 20 I=1,IRUN |
2476 |
|
2477 |
iceevap(i) = 0. |
2478 |
watevap(i) = 0. |
2479 |
|
2480 |
if( (evp9(i,L).gt.0.) .and. (crystal(i).gt.0.) ) then |
2481 |
iceevap(I) = EVP9(I,L)*fracice |
2482 |
IF(iceevap(i).GE.crystal(i)) iceevap(i) = crystal(i) |
2483 |
EVP9(I,L)=EVP9(I,L)-iceevap(I) |
2484 |
crystal(i) = crystal(i) - iceevap(i) |
2485 |
endif |
2486 |
|
2487 |
C and now warm precipitate |
2488 |
if( (evp9(i,L).gt.0.) .and. (water(i).gt.0.) ) then |
2489 |
exparg = ZM1P04*tmscl*((water(i)*RPHF*TEMP2(I,L))**ZP578) |
2490 |
AREARAT = ONE-(EXP(EXPARG)) |
2491 |
watevap(I) = EVP9(I,L)*AREARAT*fracwat |
2492 |
IF(watevap(I).GE.water(i)) watevap(I) = water(i) |
2493 |
EVP9(I,L)=EVP9(I,L)-watevap(I) |
2494 |
water(i) = water(i) - watevap(i) |
2495 |
endif |
2496 |
|
2497 |
QL(I,L) = QL(I,L)+(iceevap(i)+watevap(i))*TEMP3(I,L) |
2498 |
TL(I,L) = TL(I,L)-(iceevap(i)+watevap(i))*TEMP3(I,L)*ELOCP |
2499 |
|
2500 |
20 CONTINUE |
2501 |
|
2502 |
100 CONTINUE |
2503 |
|
2504 |
do i = 1,irun |
2505 |
rcon(i) = water(i) + crystal(i) |
2506 |
enddo |
2507 |
|
2508 |
C********************************************************************** |
2509 |
C Large Scale Precip |
2510 |
C********************************************************************** |
2511 |
|
2512 |
DO 200 L=1,NLAY |
2513 |
DO I = 1,IRUN |
2514 |
rainmax(i) = rhcrit(i,L)*evp9(i,L) + |
2515 |
. ql(i,L)*(rhcrit(i,L)-1.)/temp3(i,L) |
2516 |
|
2517 |
if (rainmax(i).LE.0.0) then |
2518 |
call qsat( tl(i,L),pl(i,L),rh,dum,.false.) |
2519 |
rh = ql(i,L)/rh |
2520 |
|
2521 |
if( rhcrit(i,L).eq.1.0 ) then |
2522 |
fact = 1.0 |
2523 |
else |
2524 |
fact = min( 1.0, alpha + (1.0-alpha)*( rh-rhcrit(i,L)) / |
2525 |
1 (1.0-rhcrit(i,L)) ) |
2526 |
endif |
2527 |
|
2528 |
C Do not allow clouds above 10 mb |
2529 |
if( pl(i,L).ge.10.0 ) CLSBTH(I,L) = fact |
2530 |
RLAR(I) = RLAR(I)-rainmax(I) |
2531 |
QL(I,L) = QL(I,L)+rainmax(I)*TEMP3(I,L) |
2532 |
TL(I,L) = TL(I,L)-rainmax(I)*TEMP3(I,L)*ELOCP |
2533 |
C Large-scale water |
2534 |
cldlz(i,L) = cldlz(i,L) - rainmax(i)*temp3(i,L) |
2535 |
ENDIF |
2536 |
ENDDO |
2537 |
|
2538 |
DO I=1,IRUN |
2539 |
IF((RLAR(I).GT.0.0).AND.(rainmax(I).GT.0.0))THEN |
2540 |
RPOW=(RLAR(I)*RPHF*TEMP2(I,L))**ZP578 |
2541 |
EXPARG = ZM1P04*tmscl*RPOW |
2542 |
AREARAT = ONE-(EXP(EXPARG)) |
2543 |
TEMP1(I,7) = rainmax(I)*AREARAT |
2544 |
IF(TEMP1(I,7).GE.RLAR(I)) TEMP1(I,7) = RLAR(I) |
2545 |
RLAR(I) = RLAR(I)-TEMP1(I,7) |
2546 |
QL(I,L) = QL(I,L)+TEMP1(I,7)*TEMP3(I,L) |
2547 |
TL(I,L) = TL(I,L)-TEMP1(I,7)*TEMP3(I,L)*ELOCP |
2548 |
ENDIF |
2549 |
ENDDO |
2550 |
|
2551 |
200 CONTINUE |
2552 |
|
2553 |
RETURN |
2554 |
END |
2555 |
subroutine srclouds (th,q,plk,pl,plke,cloud,cldwat,irun,irise, |
2556 |
1 rhc,offset,alpha) |
2557 |
C*********************************************************************** |
2558 |
C |
2559 |
C PURPOSE: |
2560 |
C ======== |
2561 |
C Compute non-precipitating cloud fractions |
2562 |
C based on Slingo and Ritter (1985). |
2563 |
C Remove cloudiness where conditionally unstable. |
2564 |
C |
2565 |
C INPUT: |
2566 |
C ====== |
2567 |
C th ......... Potential Temperature (irun,irise) |
2568 |
C q .......... Specific Humidity (irun,irise) |
2569 |
C plk ........ P**Kappa at mid-layer (irun,irise) |
2570 |
C pl ......... Pressure at mid-layer (irun,irise) |
2571 |
C plke ....... P**Kappa at edge (irun,irise+1) |
2572 |
C irun ....... Horizontal dimension |
2573 |
C irise ...... Vertical dimension |
2574 |
C |
2575 |
C OUTPUT: |
2576 |
C ======= |
2577 |
C cloud ...... Cloud Fraction (irun,irise) |
2578 |
C |
2579 |
C*********************************************************************** |
2580 |
|
2581 |
implicit none |
2582 |
integer irun,irise |
2583 |
|
2584 |
_RL th(irun,irise) |
2585 |
_RL q(irun,irise) |
2586 |
_RL plk(irun,irise) |
2587 |
_RL pl(irun,irise) |
2588 |
_RL plke(irun,irise+1) |
2589 |
|
2590 |
_RL cloud(irun,irise) |
2591 |
_RL cldwat(irun,irise) |
2592 |
_RL qs(irun,irise) |
2593 |
|
2594 |
_RL cp, alhl, getcon, akap |
2595 |
_RL ratio, temp, elocp |
2596 |
_RL rhcrit,rh,dum |
2597 |
integer i,L |
2598 |
|
2599 |
_RL rhc(irun,irise) |
2600 |
_RL offset,alpha |
2601 |
|
2602 |
c Explicit Inline Directives |
2603 |
c -------------------------- |
2604 |
#ifdef CRAY |
2605 |
#ifdef f77 |
2606 |
cfpp$ expand (qsat) |
2607 |
#endif |
2608 |
#endif |
2609 |
|
2610 |
cp = getcon('CP') |
2611 |
alhl = getcon('LATENT HEAT COND') |
2612 |
elocp = alhl/cp |
2613 |
akap = getcon('KAPPA') |
2614 |
|
2615 |
do L = 1,irise |
2616 |
do i = 1,irun |
2617 |
temp = th(i,L)*plk(i,L) |
2618 |
call qsat ( temp,pl(i,L),qs(i,L),dum,.false. ) |
2619 |
enddo |
2620 |
enddo |
2621 |
|
2622 |
do L = 2,irise |
2623 |
do i = 1,irun |
2624 |
rh = q(i,L)/qs(i,L) |
2625 |
|
2626 |
rhcrit = rhc(i,L) - offset |
2627 |
ratio = alpha*(rh-rhcrit)/offset |
2628 |
|
2629 |
if(cloud(i,L).eq. 0.0 .and. ratio.gt.0.0 ) then |
2630 |
cloud(i,L) = min( ratio,1.0 ) |
2631 |
endif |
2632 |
|
2633 |
enddo |
2634 |
enddo |
2635 |
|
2636 |
c Reduce clouds from conditionally unstable layer |
2637 |
c ----------------------------------------------- |
2638 |
call ctei ( th,q,cloud,cldwat,pl,plk,plke,irun,irise ) |
2639 |
|
2640 |
return |
2641 |
end |
2642 |
|
2643 |
subroutine ctei ( th,q,cldfrc,cldwat,pl,plk,plke,im,lm ) |
2644 |
implicit none |
2645 |
integer im,lm |
2646 |
_RL th(im,lm),q(im,lm),plke(im,lm+1),cldwat(im,lm) |
2647 |
_RL plk(im,lm),pl(im,lm),cldfrc(im,lm) |
2648 |
integer i,L |
2649 |
_RL getcon,cp,alhl,elocp,cpoel,t,p,s,qs,dqsdt,dq |
2650 |
_RL k,krd,kmm,f |
2651 |
|
2652 |
cp = getcon('CP') |
2653 |
alhl = getcon('LATENT HEAT COND') |
2654 |
cpoel = cp/alhl |
2655 |
elocp = alhl/cp |
2656 |
|
2657 |
do L=lm,2,-1 |
2658 |
do i=1,im |
2659 |
dq = q(i,L)+cldwat(i,L)-q(i,L-1)-cldwat(i,L-1) |
2660 |
if( dq.eq.0.0 ) dq = 1.0e-20 |
2661 |
k = 1.0 + cpoel*plke(i,L)*( th(i,L)-th(i,L-1) ) / dq |
2662 |
|
2663 |
t = th(i,L)*plk(i,L) |
2664 |
p = pl(i,L) |
2665 |
call qsat ( t,p,qs,dqsdt,.true. ) |
2666 |
|
2667 |
krd = ( cpoel*t*(1+elocp*dqsdt) )/( 1 + 1.608*dqsdt*t ) |
2668 |
|
2669 |
kmm = ( 1+elocp*dqsdt )*( 1 + 0.392*cpoel*t ) |
2670 |
. / ( 2+(1+1.608*cpoel*t)*elocp*dqsdt ) |
2671 |
|
2672 |
s = ( (k-krd)/(kmm-krd) ) |
2673 |
f = 1.0 - min( 1.0, max(0.0,1.0-exp(-s)) ) |
2674 |
|
2675 |
cldfrc(i,L) = cldfrc(i,L)*f |
2676 |
cldwat(i,L) = cldwat(i,L)*f |
2677 |
|
2678 |
enddo |
2679 |
enddo |
2680 |
|
2681 |
return |
2682 |
end |
2683 |
|
2684 |
subroutine back2grd(gathered,indeces,scattered,irun) |
2685 |
implicit none |
2686 |
integer i,irun,indeces(irun) |
2687 |
_RL gathered(irun),scattered(irun) |
2688 |
_RL temp(irun) |
2689 |
do i = 1,irun |
2690 |
temp(indeces(i)) = gathered(i) |
2691 |
enddo |
2692 |
do i = 1,irun |
2693 |
scattered(i) = temp(i) |
2694 |
enddo |
2695 |
return |
2696 |
end |