| 1 | ! |
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| 2 | ! $Id: cv_routines.F 1403 2010-07-01 09:02:53Z fairhead $ |
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| 3 | ! |
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| 4 | SUBROUTINE cv_param(nd) |
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| 5 | implicit none |
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| 6 | |
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| 7 | !c------------------------------------------------------------ |
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| 8 | !c Set parameters for convectL |
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| 9 | !c (includes microphysical parameters and parameters that |
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| 10 | !c control the rate of approach to quasi-equilibrium) |
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| 11 | !c------------------------------------------------------------ |
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| 12 | |
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| 13 | !C *** ELCRIT IS THE AUTOCONVERSION THERSHOLD WATER CONTENT (gm/gm) *** |
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| 14 | !C *** TLCRIT IS CRITICAL TEMPERATURE BELOW WHICH THE AUTO- *** |
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| 15 | !C *** CONVERSION THRESHOLD IS ASSUMED TO BE ZERO *** |
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| 16 | !C *** (THE AUTOCONVERSION THRESHOLD VARIES LINEARLY *** |
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| 17 | !C *** BETWEEN 0 C AND TLCRIT) *** |
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| 18 | !C *** ENTP IS THE COEFFICIENT OF MIXING IN THE ENTRAINMENT *** |
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| 19 | !C *** FORMULATION *** |
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| 20 | !C *** SIGD IS THE FRACTIONAL AREA COVERED BY UNSATURATED DNDRAFT *** |
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| 21 | !C *** SIGS IS THE FRACTION OF PRECIPITATION FALLING OUTSIDE *** |
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| 22 | !C *** OF CLOUD *** |
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| 23 | !C *** OMTRAIN IS THE ASSUMED FALL SPEED (P/s) OF RAIN *** |
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| 24 | !C *** OMTSNOW IS THE ASSUMED FALL SPEED (P/s) OF SNOW *** |
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| 25 | !C *** COEFFR IS A COEFFICIENT GOVERNING THE RATE OF EVAPORATION *** |
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| 26 | !C *** OF RAIN *** |
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| 27 | !C *** COEFFS IS A COEFFICIENT GOVERNING THE RATE OF EVAPORATION *** |
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| 28 | !C *** OF SNOW *** |
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| 29 | !C *** CU IS THE COEFFICIENT GOVERNING CONVECTIVE MOMENTUM *** |
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| 30 | !C *** TRANSPORT *** |
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| 31 | !C *** DTMAX IS THE MAXIMUM NEGATIVE TEMPERATURE PERTURBATION *** |
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| 32 | !C *** A LIFTED PARCEL IS ALLOWED TO HAVE BELOW ITS LFC *** |
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| 33 | !C *** ALPHA AND DAMP ARE PARAMETERS THAT CONTROL THE RATE OF *** |
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| 34 | !C *** APPROACH TO QUASI-EQUILIBRIUM *** |
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| 35 | !C *** (THEIR STANDARD VALUES ARE 0.20 AND 0.1, RESPECTIVELY) *** |
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| 36 | !C *** (DAMP MUST BE LESS THAN 1) *** |
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| 37 | |
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| 38 | #include "cvparam.h" |
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| 39 | integer nd |
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| 40 | CHARACTER (LEN=20) :: modname='cv_routines' |
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| 41 | CHARACTER (LEN=80) :: abort_message |
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| 42 | |
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| 43 | !c noff: integer limit for convection (nd-noff) |
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| 44 | !c minorig: First level of convection |
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| 45 | |
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| 46 | noff = 2 |
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| 47 | minorig = 2 |
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| 48 | |
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| 49 | nl=nd-noff |
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| 50 | nlp=nl+1 |
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| 51 | nlm=nl-1 |
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| 52 | |
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| 53 | elcrit=0.0011 |
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| 54 | tlcrit=-55.0 |
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| 55 | entp=1.5 |
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| 56 | sigs=0.12 |
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| 57 | sigd=0.05 |
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| 58 | omtrain=50.0 |
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| 59 | omtsnow=5.5 |
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| 60 | coeffr=1.0 |
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| 61 | coeffs=0.8 |
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| 62 | dtmax=0.9 |
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| 63 | !c |
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| 64 | cu=0.70 |
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| 65 | !c |
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| 66 | betad=10.0 |
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| 67 | !c |
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| 68 | damp=0.1 |
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| 69 | alpha=0.2 |
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| 70 | !c |
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| 71 | delta=0.01 ! cld |
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| 72 | !c |
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| 73 | return |
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| 74 | end SUBROUTINE cv_param |
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| 75 | |
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| 76 | SUBROUTINE cv_prelim(len,nd,ndp1,t,q,p,ph & |
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| 77 | & ,lv,cpn,tv,gz,h,hm) |
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| 78 | implicit none |
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| 79 | |
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| 80 | !===================================================================== |
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| 81 | ! --- CALCULATE ARRAYS OF GEOPOTENTIAL, HEAT CAPACITY & STATIC ENERGY |
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| 82 | !===================================================================== |
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| 83 | |
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| 84 | !c inputs: |
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| 85 | integer len, nd, ndp1 |
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| 86 | real t(len,nd), q(len,nd), p(len,nd), ph(len,ndp1) |
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| 87 | |
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| 88 | !c outputs: |
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| 89 | real lv(len,nd), cpn(len,nd), tv(len,nd) |
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| 90 | real gz(len,nd), h(len,nd), hm(len,nd) |
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| 91 | |
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| 92 | !c local variables: |
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| 93 | integer k, i |
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| 94 | real cpx(len,nd) |
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| 95 | |
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| 96 | #include "cvthermo.h" |
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| 97 | #include "cvparam.h" |
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| 98 | |
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| 99 | |
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| 100 | do 110 k=1,nlp |
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| 101 | do 100 i=1,len |
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| 102 | lv(i,k)= lv0-clmcpv*(t(i,k)-t0) |
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| 103 | cpn(i,k)=cpd*(1.0-q(i,k))+cpv*q(i,k) |
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| 104 | cpx(i,k)=cpd*(1.0-q(i,k))+cl*q(i,k) |
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| 105 | tv(i,k)=t(i,k)*(1.0+q(i,k)*epsim1) |
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| 106 | 100 continue |
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| 107 | 110 continue |
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| 108 | !c |
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| 109 | !c gz = phi at the full levels (same as p). |
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| 110 | !c |
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| 111 | do 120 i=1,len |
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| 112 | gz(i,1)=0.0 |
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| 113 | 120 continue |
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| 114 | do 140 k=2,nlp |
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| 115 | do 130 i=1,len |
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| 116 | gz(i,k)=gz(i,k-1)+hrd*(tv(i,k-1)+tv(i,k)) & |
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| 117 | & *(p(i,k-1)-p(i,k))/ph(i,k) |
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| 118 | 130 continue |
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| 119 | 140 continue |
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| 120 | !c |
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| 121 | !c h = phi + cpT (dry static energy). |
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| 122 | !c hm = phi + cp(T-Tbase)+Lq |
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| 123 | !c |
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| 124 | do 170 k=1,nlp |
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| 125 | do 160 i=1,len |
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| 126 | h(i,k)=gz(i,k)+cpn(i,k)*t(i,k) |
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| 127 | hm(i,k)=gz(i,k)+cpx(i,k)*(t(i,k)-t(i,1))+lv(i,k)*q(i,k) |
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| 128 | 160 continue |
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| 129 | 170 continue |
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| 130 | |
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| 131 | return |
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| 132 | end SUBROUTINE cv_prelim |
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| 133 | |
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| 134 | SUBROUTINE cv_feed(len,nd,t,q,qs,p,hm,gz & |
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| 135 | & ,nk,icb,icbmax,iflag,tnk,qnk,gznk,plcl) |
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| 136 | implicit none |
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| 137 | |
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| 138 | !C================================================================ |
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| 139 | !C Purpose: CONVECTIVE FEED |
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| 140 | !C================================================================ |
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| 141 | |
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| 142 | #include "cvparam.h" |
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| 143 | |
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| 144 | !c inputs: |
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| 145 | integer len, nd |
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| 146 | real t(len,nd), q(len,nd), qs(len,nd), p(len,nd) |
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| 147 | real hm(len,nd), gz(len,nd) |
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| 148 | |
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| 149 | !c outputs: |
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| 150 | integer iflag(len), nk(len), icb(len), icbmax |
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| 151 | real tnk(len), qnk(len), gznk(len), plcl(len) |
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| 152 | |
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| 153 | !c local variables: |
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| 154 | integer i, k |
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| 155 | integer ihmin(len) |
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| 156 | real work(len) |
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| 157 | real pnk(len), qsnk(len), rh(len), chi(len) |
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| 158 | |
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| 159 | !------------------------------------------------------------------- |
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| 160 | ! --- Find level of minimum moist static energy |
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| 161 | ! --- If level of minimum moist static energy coincides with |
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| 162 | ! --- or is lower than minimum allowable parcel origin level, |
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| 163 | ! --- set iflag to 6. |
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| 164 | !------------------------------------------------------------------- |
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| 165 | |
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| 166 | do 180 i=1,len |
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| 167 | work(i)=1.0e12 |
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| 168 | ihmin(i)=nl |
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| 169 | 180 continue |
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| 170 | do 200 k=2,nlp |
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| 171 | do 190 i=1,len |
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| 172 | if((hm(i,k).lt.work(i)).and. & |
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| 173 | & (hm(i,k).lt.hm(i,k-1)))then |
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| 174 | work(i)=hm(i,k) |
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| 175 | ihmin(i)=k |
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| 176 | endif |
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| 177 | 190 continue |
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| 178 | 200 continue |
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| 179 | do 210 i=1,len |
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| 180 | ihmin(i)=min(ihmin(i),nlm) |
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| 181 | if(ihmin(i).le.minorig)then |
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| 182 | iflag(i)=6 |
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| 183 | endif |
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| 184 | 210 continue |
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| 185 | !c |
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| 186 | !------------------------------------------------------------------- |
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| 187 | ! --- Find that model level below the level of minimum moist static |
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| 188 | ! --- energy that has the maximum value of moist static energy |
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| 189 | !------------------------------------------------------------------- |
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| 190 | |
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| 191 | do 220 i=1,len |
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| 192 | work(i)=hm(i,minorig) |
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| 193 | nk(i)=minorig |
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| 194 | 220 continue |
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| 195 | do 240 k=minorig+1,nl |
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| 196 | do 230 i=1,len |
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| 197 | if((hm(i,k).gt.work(i)).and.(k.le.ihmin(i)))then |
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| 198 | work(i)=hm(i,k) |
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| 199 | nk(i)=k |
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| 200 | endif |
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| 201 | 230 continue |
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| 202 | 240 continue |
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| 203 | !------------------------------------------------------------------- |
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| 204 | ! --- Check whether parcel level temperature and specific humidity |
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| 205 | ! --- are reasonable |
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| 206 | !------------------------------------------------------------------- |
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| 207 | do 250 i=1,len |
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| 208 | if(((t(i,nk(i)).lt.250.0).or. & |
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| 209 | & (q(i,nk(i)).le.0.0).or. & |
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| 210 | & (p(i,ihmin(i)).lt.400.0)).and. & |
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| 211 | & (iflag(i).eq.0))iflag(i)=7 |
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| 212 | 250 continue |
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| 213 | !------------------------------------------------------------------- |
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| 214 | ! --- Calculate lifted condensation level of air at parcel origin level |
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| 215 | ! --- (Within 0.2% of formula of Bolton, MON. WEA. REV.,1980) |
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| 216 | !------------------------------------------------------------------- |
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| 217 | do 260 i=1,len |
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| 218 | tnk(i)=t(i,nk(i)) |
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| 219 | qnk(i)=q(i,nk(i)) |
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| 220 | gznk(i)=gz(i,nk(i)) |
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| 221 | pnk(i)=p(i,nk(i)) |
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| 222 | qsnk(i)=qs(i,nk(i)) |
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| 223 | !c |
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| 224 | rh(i)=qnk(i)/qsnk(i) |
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| 225 | rh(i)=min(1.0,rh(i)) |
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| 226 | chi(i)=tnk(i)/(1669.0-122.0*rh(i)-tnk(i)) |
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| 227 | plcl(i)=pnk(i)*(rh(i)**chi(i)) |
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| 228 | if(((plcl(i).lt.200.0).or.(plcl(i).ge.2000.0)) & |
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| 229 | & .and.(iflag(i).eq.0))iflag(i)=8 |
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| 230 | 260 continue |
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| 231 | !------------------------------------------------------------------- |
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| 232 | ! --- Calculate first level above lcl (=icb) |
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| 233 | !------------------------------------------------------------------- |
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| 234 | do 270 i=1,len |
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| 235 | icb(i)=nlm |
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| 236 | 270 continue |
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| 237 | !c |
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| 238 | do 290 k=minorig,nl |
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| 239 | do 280 i=1,len |
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| 240 | if((k.ge.(nk(i)+1)).and.(p(i,k).lt.plcl(i))) & |
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| 241 | & icb(i)=min(icb(i),k) |
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| 242 | 280 continue |
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| 243 | 290 continue |
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| 244 | !c |
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| 245 | do 300 i=1,len |
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| 246 | if((icb(i).ge.nlm).and.(iflag(i).eq.0))iflag(i)=9 |
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| 247 | 300 continue |
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| 248 | !c |
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| 249 | !c Compute icbmax. |
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| 250 | !c |
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| 251 | icbmax=2 |
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| 252 | do 310 i=1,len |
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| 253 | icbmax=max(icbmax,icb(i)) |
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| 254 | 310 continue |
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| 255 | |
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| 256 | return |
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| 257 | end SUBROUTINE cv_feed |
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| 258 | |
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| 259 | SUBROUTINE cv_undilute1(len,nd,t,q,qs,gz,p,nk,icb,icbmax & |
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| 260 | & ,tp,tvp,clw) |
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| 261 | implicit none |
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| 262 | |
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| 263 | #include "cvthermo.h" |
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| 264 | #include "cvparam.h" |
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| 265 | |
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| 266 | !c inputs: |
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| 267 | integer len, nd |
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| 268 | integer nk(len), icb(len), icbmax |
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| 269 | real t(len,nd), q(len,nd), qs(len,nd), gz(len,nd) |
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| 270 | real p(len,nd) |
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| 271 | |
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| 272 | !c outputs: |
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| 273 | real tp(len,nd), tvp(len,nd), clw(len,nd) |
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| 274 | |
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| 275 | !c local variables: |
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| 276 | integer i, k |
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| 277 | real tg, qg, alv, s, ahg, tc, denom, es, rg |
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| 278 | real ah0(len), cpp(len) |
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| 279 | real tnk(len), qnk(len), gznk(len), ticb(len), gzicb(len) |
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| 280 | |
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| 281 | !------------------------------------------------------------------- |
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| 282 | ! --- Calculates the lifted parcel virtual temperature at nk, |
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| 283 | ! --- the actual temperature, and the adiabatic |
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| 284 | ! --- liquid water content. The procedure is to solve the equation. |
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| 285 | ! cp*tp+L*qp+phi=cp*tnk+L*qnk+gznk. |
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| 286 | !------------------------------------------------------------------- |
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| 287 | |
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| 288 | do 320 i=1,len |
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| 289 | tnk(i)=t(i,nk(i)) |
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| 290 | qnk(i)=q(i,nk(i)) |
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| 291 | gznk(i)=gz(i,nk(i)) |
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| 292 | ticb(i)=t(i,icb(i)) |
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| 293 | gzicb(i)=gz(i,icb(i)) |
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| 294 | 320 continue |
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| 295 | !c |
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| 296 | !c *** Calculate certain parcel quantities, including static energy *** |
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| 297 | !c |
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| 298 | do 330 i=1,len |
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| 299 | ah0(i)=(cpd*(1.-qnk(i))+cl*qnk(i))*tnk(i) & |
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| 300 | & +qnk(i)*(lv0-clmcpv*(tnk(i)-273.15))+gznk(i) |
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| 301 | cpp(i)=cpd*(1.-qnk(i))+qnk(i)*cpv |
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| 302 | 330 continue |
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| 303 | !c |
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| 304 | !c *** Calculate lifted parcel quantities below cloud base *** |
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| 305 | !c |
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| 306 | do 350 k=minorig,icbmax-1 |
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| 307 | do 340 i=1,len |
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| 308 | tp(i,k)=tnk(i)-(gz(i,k)-gznk(i))/cpp(i) |
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| 309 | tvp(i,k)=tp(i,k)*(1.+qnk(i)*epsi) |
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| 310 | 340 continue |
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| 311 | 350 continue |
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| 312 | !c |
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| 313 | !c *** Find lifted parcel quantities above cloud base *** |
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| 314 | !c |
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| 315 | do 360 i=1,len |
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| 316 | tg=ticb(i) |
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| 317 | qg=qs(i,icb(i)) |
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| 318 | alv=lv0-clmcpv*(ticb(i)-t0) |
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| 319 | !c |
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| 320 | !c First iteration. |
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| 321 | !c |
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| 322 | s=cpd+alv*alv*qg/(rrv*ticb(i)*ticb(i)) |
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| 323 | s=1./s |
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| 324 | ahg=cpd*tg+(cl-cpd)*qnk(i)*ticb(i)+alv*qg+gzicb(i) |
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| 325 | tg=tg+s*(ah0(i)-ahg) |
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| 326 | tg=max(tg,35.0) |
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| 327 | tc=tg-t0 |
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| 328 | denom=243.5+tc |
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| 329 | if(tc.ge.0.0)then |
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| 330 | es=6.112*exp(17.67*tc/denom) |
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| 331 | else |
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| 332 | es=exp(23.33086-6111.72784/tg+0.15215*log(tg)) |
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| 333 | endif |
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| 334 | qg=eps*es/(p(i,icb(i))-es*(1.-eps)) |
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| 335 | !c |
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| 336 | !c Second iteration. |
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| 337 | !c |
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| 338 | s=cpd+alv*alv*qg/(rrv*ticb(i)*ticb(i)) |
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| 339 | s=1./s |
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| 340 | ahg=cpd*tg+(cl-cpd)*qnk(i)*ticb(i)+alv*qg+gzicb(i) |
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| 341 | tg=tg+s*(ah0(i)-ahg) |
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| 342 | tg=max(tg,35.0) |
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| 343 | tc=tg-t0 |
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| 344 | denom=243.5+tc |
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| 345 | if(tc.ge.0.0)then |
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| 346 | es=6.112*exp(17.67*tc/denom) |
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| 347 | else |
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| 348 | es=exp(23.33086-6111.72784/tg+0.15215*log(tg)) |
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| 349 | end if |
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| 350 | qg=eps*es/(p(i,icb(i))-es*(1.-eps)) |
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| 351 | !c |
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| 352 | alv=lv0-clmcpv*(ticb(i)-273.15) |
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| 353 | tp(i,icb(i))=(ah0(i)-(cl-cpd)*qnk(i)*ticb(i) & |
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| 354 | & -gz(i,icb(i))-alv*qg)/cpd |
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| 355 | clw(i,icb(i))=qnk(i)-qg |
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| 356 | clw(i,icb(i))=max(0.0,clw(i,icb(i))) |
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| 357 | rg=qg/(1.-qnk(i)) |
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| 358 | tvp(i,icb(i))=tp(i,icb(i))*(1.+rg*epsi) |
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| 359 | 360 continue |
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| 360 | !c |
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| 361 | do 380 k=minorig,icbmax |
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| 362 | do 370 i=1,len |
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| 363 | tvp(i,k)=tvp(i,k)-tp(i,k)*qnk(i) |
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| 364 | 370 continue |
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| 365 | 380 continue |
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| 366 | !c |
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| 367 | return |
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| 368 | end SUBROUTINE cv_undilute1 |
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| 369 | |
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| 370 | SUBROUTINE cv_trigger(len,nd,icb,cbmf,tv,tvp,iflag) |
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| 371 | implicit none |
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| 372 | |
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| 373 | !------------------------------------------------------------------- |
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| 374 | ! --- Test for instability. |
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| 375 | ! --- If there was no convection at last time step and parcel |
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| 376 | ! --- is stable at icb, then set iflag to 4. |
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| 377 | !------------------------------------------------------------------- |
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| 378 | |
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| 379 | #include "cvparam.h" |
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| 380 | |
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| 381 | !c inputs: |
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| 382 | integer len, nd, icb(len) |
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| 383 | real cbmf(len), tv(len,nd), tvp(len,nd) |
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| 384 | |
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| 385 | !c outputs: |
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| 386 | integer iflag(len) ! also an input |
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| 387 | |
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| 388 | !c local variables: |
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| 389 | integer i |
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| 390 | |
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| 391 | |
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| 392 | do 390 i=1,len |
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| 393 | if((cbmf(i).eq.0.0) .and.(iflag(i).eq.0).and. & |
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| 394 | & (tvp(i,icb(i)).le.(tv(i,icb(i))-dtmax)))iflag(i)=4 |
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| 395 | 390 continue |
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| 396 | |
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| 397 | return |
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| 398 | end SUBROUTINE cv_trigger |
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| 399 | |
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| 400 | SUBROUTINE cv_compress( len,nloc,ncum,nd & |
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| 401 | & ,iflag1,nk1,icb1 & |
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| 402 | & ,cbmf1,plcl1,tnk1,qnk1,gznk1 & |
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| 403 | & ,t1,q1,qs1,u1,v1,gz1 & |
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| 404 | & ,h1,lv1,cpn1,p1,ph1,tv1,tp1,tvp1,clw1 & |
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| 405 | & ,iflag,nk,icb & |
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| 406 | & ,cbmf,plcl,tnk,qnk,gznk & |
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| 407 | & ,t,q,qs,u,v,gz,h,lv,cpn,p,ph,tv,tp,tvp,clw & |
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| 408 | & ,dph ) |
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| 409 | implicit none |
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| 410 | |
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| 411 | #include "cvparam.h" |
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| 412 | |
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| 413 | !c inputs: |
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| 414 | integer len,ncum,nd,nloc |
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| 415 | integer iflag1(len),nk1(len),icb1(len) |
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| 416 | real cbmf1(len),plcl1(len),tnk1(len),qnk1(len),gznk1(len) |
|---|
| 417 | real t1(len,nd),q1(len,nd),qs1(len,nd),u1(len,nd),v1(len,nd) |
|---|
| 418 | real gz1(len,nd),h1(len,nd),lv1(len,nd),cpn1(len,nd) |
|---|
| 419 | real p1(len,nd),ph1(len,nd+1),tv1(len,nd),tp1(len,nd) |
|---|
| 420 | real tvp1(len,nd),clw1(len,nd) |
|---|
| 421 | |
|---|
| 422 | !c outputs: |
|---|
| 423 | integer iflag(nloc),nk(nloc),icb(nloc) |
|---|
| 424 | real cbmf(nloc),plcl(nloc),tnk(nloc),qnk(nloc),gznk(nloc) |
|---|
| 425 | real t(nloc,nd),q(nloc,nd),qs(nloc,nd),u(nloc,nd),v(nloc,nd) |
|---|
| 426 | real gz(nloc,nd),h(nloc,nd),lv(nloc,nd),cpn(nloc,nd) |
|---|
| 427 | real p(nloc,nd),ph(nloc,nd+1),tv(nloc,nd),tp(nloc,nd) |
|---|
| 428 | real tvp(nloc,nd),clw(nloc,nd) |
|---|
| 429 | real dph(nloc,nd) |
|---|
| 430 | |
|---|
| 431 | !c local variables: |
|---|
| 432 | integer i,k,nn |
|---|
| 433 | CHARACTER (LEN=20) :: modname='cv_compress' |
|---|
| 434 | CHARACTER (LEN=80) :: abort_message |
|---|
| 435 | |
|---|
| 436 | include 'iniprint.h' |
|---|
| 437 | |
|---|
| 438 | |
|---|
| 439 | do 110 k=1,nl+1 |
|---|
| 440 | nn=0 |
|---|
| 441 | do 100 i=1,len |
|---|
| 442 | if(iflag1(i).eq.0)then |
|---|
| 443 | nn=nn+1 |
|---|
| 444 | t(nn,k)=t1(i,k) |
|---|
| 445 | q(nn,k)=q1(i,k) |
|---|
| 446 | qs(nn,k)=qs1(i,k) |
|---|
| 447 | u(nn,k)=u1(i,k) |
|---|
| 448 | v(nn,k)=v1(i,k) |
|---|
| 449 | gz(nn,k)=gz1(i,k) |
|---|
| 450 | h(nn,k)=h1(i,k) |
|---|
| 451 | lv(nn,k)=lv1(i,k) |
|---|
| 452 | cpn(nn,k)=cpn1(i,k) |
|---|
| 453 | p(nn,k)=p1(i,k) |
|---|
| 454 | ph(nn,k)=ph1(i,k) |
|---|
| 455 | tv(nn,k)=tv1(i,k) |
|---|
| 456 | tp(nn,k)=tp1(i,k) |
|---|
| 457 | tvp(nn,k)=tvp1(i,k) |
|---|
| 458 | clw(nn,k)=clw1(i,k) |
|---|
| 459 | endif |
|---|
| 460 | 100 continue |
|---|
| 461 | 110 continue |
|---|
| 462 | |
|---|
| 463 | if (nn.ne.ncum) then |
|---|
| 464 | write(lunout,*)'strange! nn not equal to ncum: ',nn,ncum |
|---|
| 465 | abort_message = '' |
|---|
| 466 | CALL abort_gcm (modname,abort_message,1) |
|---|
| 467 | endif |
|---|
| 468 | |
|---|
| 469 | nn=0 |
|---|
| 470 | do 150 i=1,len |
|---|
| 471 | if(iflag1(i).eq.0)then |
|---|
| 472 | nn=nn+1 |
|---|
| 473 | cbmf(nn)=cbmf1(i) |
|---|
| 474 | plcl(nn)=plcl1(i) |
|---|
| 475 | tnk(nn)=tnk1(i) |
|---|
| 476 | qnk(nn)=qnk1(i) |
|---|
| 477 | gznk(nn)=gznk1(i) |
|---|
| 478 | nk(nn)=nk1(i) |
|---|
| 479 | icb(nn)=icb1(i) |
|---|
| 480 | iflag(nn)=iflag1(i) |
|---|
| 481 | endif |
|---|
| 482 | 150 continue |
|---|
| 483 | |
|---|
| 484 | do 170 k=1,nl |
|---|
| 485 | do 160 i=1,ncum |
|---|
| 486 | dph(i,k)=ph(i,k)-ph(i,k+1) |
|---|
| 487 | 160 continue |
|---|
| 488 | 170 continue |
|---|
| 489 | |
|---|
| 490 | return |
|---|
| 491 | end SUBROUTINE cv_compress |
|---|
| 492 | |
|---|
| 493 | SUBROUTINE cv_undilute2(nloc,ncum,nd,icb,nk & |
|---|
| 494 | & ,tnk,qnk,gznk,t,q,qs,gz & |
|---|
| 495 | & ,p,dph,h,tv,lv & |
|---|
| 496 | & ,inb,inb1,tp,tvp,clw,hp,ep,sigp,frac) |
|---|
| 497 | implicit none |
|---|
| 498 | |
|---|
| 499 | !C--------------------------------------------------------------------- |
|---|
| 500 | !C Purpose: |
|---|
| 501 | !C FIND THE REST OF THE LIFTED PARCEL TEMPERATURES |
|---|
| 502 | !C & |
|---|
| 503 | !C COMPUTE THE PRECIPITATION EFFICIENCIES AND THE |
|---|
| 504 | !C FRACTION OF PRECIPITATION FALLING OUTSIDE OF CLOUD |
|---|
| 505 | !C & |
|---|
| 506 | !C FIND THE LEVEL OF NEUTRAL BUOYANCY |
|---|
| 507 | !C--------------------------------------------------------------------- |
|---|
| 508 | |
|---|
| 509 | #include "cvthermo.h" |
|---|
| 510 | #include "cvparam.h" |
|---|
| 511 | |
|---|
| 512 | !c inputs: |
|---|
| 513 | integer ncum, nd, nloc |
|---|
| 514 | integer icb(nloc), nk(nloc) |
|---|
| 515 | real t(nloc,nd), q(nloc,nd), qs(nloc,nd), gz(nloc,nd) |
|---|
| 516 | real p(nloc,nd), dph(nloc,nd) |
|---|
| 517 | real tnk(nloc), qnk(nloc), gznk(nloc) |
|---|
| 518 | real lv(nloc,nd), tv(nloc,nd), h(nloc,nd) |
|---|
| 519 | |
|---|
| 520 | !c outputs: |
|---|
| 521 | integer inb(nloc), inb1(nloc) |
|---|
| 522 | real tp(nloc,nd), tvp(nloc,nd), clw(nloc,nd) |
|---|
| 523 | real ep(nloc,nd), sigp(nloc,nd), hp(nloc,nd) |
|---|
| 524 | real frac(nloc) |
|---|
| 525 | |
|---|
| 526 | !c local variables: |
|---|
| 527 | integer i, k |
|---|
| 528 | real tg,qg,ahg,alv,s,tc,es,denom,rg,tca,elacrit |
|---|
| 529 | real by, defrac |
|---|
| 530 | real ah0(nloc), cape(nloc), capem(nloc), byp(nloc) |
|---|
| 531 | logical lcape(nloc) |
|---|
| 532 | |
|---|
| 533 | !===================================================================== |
|---|
| 534 | ! --- SOME INITIALIZATIONS |
|---|
| 535 | !===================================================================== |
|---|
| 536 | |
|---|
| 537 | do 170 k=1,nl |
|---|
| 538 | do 160 i=1,ncum |
|---|
| 539 | ep(i,k)=0.0 |
|---|
| 540 | sigp(i,k)=sigs |
|---|
| 541 | 160 continue |
|---|
| 542 | 170 continue |
|---|
| 543 | |
|---|
| 544 | !===================================================================== |
|---|
| 545 | ! --- FIND THE REST OF THE LIFTED PARCEL TEMPERATURES |
|---|
| 546 | !===================================================================== |
|---|
| 547 | !c |
|---|
| 548 | !c --- The procedure is to solve the equation. |
|---|
| 549 | !c cp*tp+L*qp+phi=cp*tnk+L*qnk+gznk. |
|---|
| 550 | !c |
|---|
| 551 | !c *** Calculate certain parcel quantities, including static energy *** |
|---|
| 552 | !c |
|---|
| 553 | !c |
|---|
| 554 | do 240 i=1,ncum |
|---|
| 555 | ah0(i)=(cpd*(1.-qnk(i))+cl*qnk(i))*tnk(i) & |
|---|
| 556 | & +qnk(i)*(lv0-clmcpv*(tnk(i)-t0))+gznk(i) |
|---|
| 557 | 240 continue |
|---|
| 558 | !c |
|---|
| 559 | !c |
|---|
| 560 | !c *** Find lifted parcel quantities above cloud base *** |
|---|
| 561 | !c |
|---|
| 562 | !c |
|---|
| 563 | do 300 k=minorig+1,nl |
|---|
| 564 | do 290 i=1,ncum |
|---|
| 565 | if(k.ge.(icb(i)+1))then |
|---|
| 566 | tg=t(i,k) |
|---|
| 567 | qg=qs(i,k) |
|---|
| 568 | alv=lv0-clmcpv*(t(i,k)-t0) |
|---|
| 569 | !c |
|---|
| 570 | !c First iteration. |
|---|
| 571 | !c |
|---|
| 572 | s=cpd+alv*alv*qg/(rrv*t(i,k)*t(i,k)) |
|---|
| 573 | s=1./s |
|---|
| 574 | ahg=cpd*tg+(cl-cpd)*qnk(i)*t(i,k)+alv*qg+gz(i,k) |
|---|
| 575 | tg=tg+s*(ah0(i)-ahg) |
|---|
| 576 | tg=max(tg,35.0) |
|---|
| 577 | tc=tg-t0 |
|---|
| 578 | denom=243.5+tc |
|---|
| 579 | if(tc.ge.0.0)then |
|---|
| 580 | es=6.112*exp(17.67*tc/denom) |
|---|
| 581 | else |
|---|
| 582 | es=exp(23.33086-6111.72784/tg+0.15215*log(tg)) |
|---|
| 583 | endif |
|---|
| 584 | qg=eps*es/(p(i,k)-es*(1.-eps)) |
|---|
| 585 | !c |
|---|
| 586 | !c Second iteration. |
|---|
| 587 | !c |
|---|
| 588 | s=cpd+alv*alv*qg/(rrv*t(i,k)*t(i,k)) |
|---|
| 589 | s=1./s |
|---|
| 590 | ahg=cpd*tg+(cl-cpd)*qnk(i)*t(i,k)+alv*qg+gz(i,k) |
|---|
| 591 | tg=tg+s*(ah0(i)-ahg) |
|---|
| 592 | tg=max(tg,35.0) |
|---|
| 593 | tc=tg-t0 |
|---|
| 594 | denom=243.5+tc |
|---|
| 595 | if(tc.ge.0.0)then |
|---|
| 596 | es=6.112*exp(17.67*tc/denom) |
|---|
| 597 | else |
|---|
| 598 | es=exp(23.33086-6111.72784/tg+0.15215*log(tg)) |
|---|
| 599 | endif |
|---|
| 600 | qg=eps*es/(p(i,k)-es*(1.-eps)) |
|---|
| 601 | !c |
|---|
| 602 | alv=lv0-clmcpv*(t(i,k)-t0) |
|---|
| 603 | !c print*,'cpd dans convect2 ',cpd |
|---|
| 604 | !c print*,'tp(i,k),ah0(i),cl,cpd,qnk(i),t(i,k),gz(i,k),alv,qg,cpd' |
|---|
| 605 | !c print*,tp(i,k),ah0(i),cl,cpd,qnk(i),t(i,k),gz(i,k),alv,qg,cpd |
|---|
| 606 | tp(i,k)=(ah0(i)-(cl-cpd)*qnk(i)*t(i,k)-gz(i,k)-alv*qg)/cpd |
|---|
| 607 | !c if (.not.cpd.gt.1000.) then |
|---|
| 608 | !c print*,'CPD=',cpd |
|---|
| 609 | !c stop |
|---|
| 610 | !c endif |
|---|
| 611 | clw(i,k)=qnk(i)-qg |
|---|
| 612 | clw(i,k)=max(0.0,clw(i,k)) |
|---|
| 613 | rg=qg/(1.-qnk(i)) |
|---|
| 614 | tvp(i,k)=tp(i,k)*(1.+rg*epsi) |
|---|
| 615 | endif |
|---|
| 616 | 290 continue |
|---|
| 617 | 300 continue |
|---|
| 618 | !c |
|---|
| 619 | !===================================================================== |
|---|
| 620 | ! --- SET THE PRECIPITATION EFFICIENCIES AND THE FRACTION OF |
|---|
| 621 | ! --- PRECIPITATION FALLING OUTSIDE OF CLOUD |
|---|
| 622 | ! --- THESE MAY BE FUNCTIONS OF TP(I), P(I) AND CLW(I) |
|---|
| 623 | !===================================================================== |
|---|
| 624 | !c |
|---|
| 625 | do 320 k=minorig+1,nl |
|---|
| 626 | do 310 i=1,ncum |
|---|
| 627 | if(k.ge.(nk(i)+1))then |
|---|
| 628 | tca=tp(i,k)-t0 |
|---|
| 629 | if(tca.ge.0.0)then |
|---|
| 630 | elacrit=elcrit |
|---|
| 631 | else |
|---|
| 632 | elacrit=elcrit*(1.0-tca/tlcrit) |
|---|
| 633 | endif |
|---|
| 634 | elacrit=max(elacrit,0.0) |
|---|
| 635 | ep(i,k)=1.0-elacrit/max(clw(i,k),1.0e-8) |
|---|
| 636 | ep(i,k)=max(ep(i,k),0.0 ) |
|---|
| 637 | ep(i,k)=min(ep(i,k),1.0 ) |
|---|
| 638 | sigp(i,k)=sigs |
|---|
| 639 | endif |
|---|
| 640 | 310 continue |
|---|
| 641 | 320 continue |
|---|
| 642 | !c |
|---|
| 643 | !===================================================================== |
|---|
| 644 | ! --- CALCULATE VIRTUAL TEMPERATURE AND LIFTED PARCEL |
|---|
| 645 | ! --- VIRTUAL TEMPERATURE |
|---|
| 646 | !===================================================================== |
|---|
| 647 | !c |
|---|
| 648 | do 340 k=minorig+1,nl |
|---|
| 649 | do 330 i=1,ncum |
|---|
| 650 | if(k.ge.(icb(i)+1))then |
|---|
| 651 | tvp(i,k)=tvp(i,k)*(1.0-qnk(i)+ep(i,k)*clw(i,k)) |
|---|
| 652 | !c print*,'i,k,tvp(i,k),qnk(i),ep(i,k),clw(i,k)' |
|---|
| 653 | !c print*, i,k,tvp(i,k),qnk(i),ep(i,k),clw(i,k) |
|---|
| 654 | endif |
|---|
| 655 | 330 continue |
|---|
| 656 | 340 continue |
|---|
| 657 | do 350 i=1,ncum |
|---|
| 658 | tvp(i,nlp)=tvp(i,nl)-(gz(i,nlp)-gz(i,nl))/cpd |
|---|
| 659 | 350 continue |
|---|
| 660 | !c |
|---|
| 661 | !c===================================================================== |
|---|
| 662 | !c --- FIND THE FIRST MODEL LEVEL (INB1) ABOVE THE PARCEL'S |
|---|
| 663 | !c --- HIGHEST LEVEL OF NEUTRAL BUOYANCY |
|---|
| 664 | !c --- AND THE HIGHEST LEVEL OF POSITIVE CAPE (INB) |
|---|
| 665 | !c===================================================================== |
|---|
| 666 | !c |
|---|
| 667 | do 510 i=1,ncum |
|---|
| 668 | cape(i)=0.0 |
|---|
| 669 | capem(i)=0.0 |
|---|
| 670 | inb(i)=icb(i)+1 |
|---|
| 671 | inb1(i)=inb(i) |
|---|
| 672 | 510 continue |
|---|
| 673 | !c |
|---|
| 674 | !c Originial Code |
|---|
| 675 | !c |
|---|
| 676 | !c do 530 k=minorig+1,nl-1 |
|---|
| 677 | !c do 520 i=1,ncum |
|---|
| 678 | !c if(k.ge.(icb(i)+1))then |
|---|
| 679 | !c by=(tvp(i,k)-tv(i,k))*dph(i,k)/p(i,k) |
|---|
| 680 | !c byp=(tvp(i,k+1)-tv(i,k+1))*dph(i,k+1)/p(i,k+1) |
|---|
| 681 | !c cape(i)=cape(i)+by |
|---|
| 682 | !c if(by.ge.0.0)inb1(i)=k+1 |
|---|
| 683 | !c if(cape(i).gt.0.0)then |
|---|
| 684 | !c inb(i)=k+1 |
|---|
| 685 | !c capem(i)=cape(i) |
|---|
| 686 | !c endif |
|---|
| 687 | !c endif |
|---|
| 688 | !c520 continue |
|---|
| 689 | !c530 continue |
|---|
| 690 | !c do 540 i=1,ncum |
|---|
| 691 | !c byp=(tvp(i,nl)-tv(i,nl))*dph(i,nl)/p(i,nl) |
|---|
| 692 | !c cape(i)=capem(i)+byp |
|---|
| 693 | !c defrac=capem(i)-cape(i) |
|---|
| 694 | !c defrac=max(defrac,0.001) |
|---|
| 695 | !c frac(i)=-cape(i)/defrac |
|---|
| 696 | !c frac(i)=min(frac(i),1.0) |
|---|
| 697 | !c frac(i)=max(frac(i),0.0) |
|---|
| 698 | !c540 continue |
|---|
| 699 | !c |
|---|
| 700 | !c K Emanuel fix |
|---|
| 701 | !c |
|---|
| 702 | !c call zilch(byp,ncum) |
|---|
| 703 | !c do 530 k=minorig+1,nl-1 |
|---|
| 704 | !c do 520 i=1,ncum |
|---|
| 705 | !c if(k.ge.(icb(i)+1))then |
|---|
| 706 | !c by=(tvp(i,k)-tv(i,k))*dph(i,k)/p(i,k) |
|---|
| 707 | !c cape(i)=cape(i)+by |
|---|
| 708 | !c if(by.ge.0.0)inb1(i)=k+1 |
|---|
| 709 | !c if(cape(i).gt.0.0)then |
|---|
| 710 | !c inb(i)=k+1 |
|---|
| 711 | !c capem(i)=cape(i) |
|---|
| 712 | !c byp(i)=(tvp(i,k+1)-tv(i,k+1))*dph(i,k+1)/p(i,k+1) |
|---|
| 713 | !c endif |
|---|
| 714 | !c endif |
|---|
| 715 | !c520 continue |
|---|
| 716 | !c530 continue |
|---|
| 717 | !c do 540 i=1,ncum |
|---|
| 718 | !c inb(i)=max(inb(i),inb1(i)) |
|---|
| 719 | !c cape(i)=capem(i)+byp(i) |
|---|
| 720 | !c defrac=capem(i)-cape(i) |
|---|
| 721 | !c defrac=max(defrac,0.001) |
|---|
| 722 | !c frac(i)=-cape(i)/defrac |
|---|
| 723 | !c frac(i)=min(frac(i),1.0) |
|---|
| 724 | !c frac(i)=max(frac(i),0.0) |
|---|
| 725 | !c540 continue |
|---|
| 726 | !c |
|---|
| 727 | !c J Teixeira fix |
|---|
| 728 | !c |
|---|
| 729 | call zilch(byp,ncum) |
|---|
| 730 | do 515 i=1,ncum |
|---|
| 731 | lcape(i)=.true. |
|---|
| 732 | 515 continue |
|---|
| 733 | do 530 k=minorig+1,nl-1 |
|---|
| 734 | do 520 i=1,ncum |
|---|
| 735 | if(cape(i).lt.0.0)lcape(i)=.false. |
|---|
| 736 | if((k.ge.(icb(i)+1)).and.lcape(i))then |
|---|
| 737 | by=(tvp(i,k)-tv(i,k))*dph(i,k)/p(i,k) |
|---|
| 738 | byp(i)=(tvp(i,k+1)-tv(i,k+1))*dph(i,k+1)/p(i,k+1) |
|---|
| 739 | cape(i)=cape(i)+by |
|---|
| 740 | if(by.ge.0.0)inb1(i)=k+1 |
|---|
| 741 | if(cape(i).gt.0.0)then |
|---|
| 742 | inb(i)=k+1 |
|---|
| 743 | capem(i)=cape(i) |
|---|
| 744 | endif |
|---|
| 745 | endif |
|---|
| 746 | 520 continue |
|---|
| 747 | 530 continue |
|---|
| 748 | do 540 i=1,ncum |
|---|
| 749 | cape(i)=capem(i)+byp(i) |
|---|
| 750 | defrac=capem(i)-cape(i) |
|---|
| 751 | defrac=max(defrac,0.001) |
|---|
| 752 | frac(i)=-cape(i)/defrac |
|---|
| 753 | frac(i)=min(frac(i),1.0) |
|---|
| 754 | frac(i)=max(frac(i),0.0) |
|---|
| 755 | 540 continue |
|---|
| 756 | !c |
|---|
| 757 | !c===================================================================== |
|---|
| 758 | !c --- CALCULATE LIQUID WATER STATIC ENERGY OF LIFTED PARCEL |
|---|
| 759 | !c===================================================================== |
|---|
| 760 | !c |
|---|
| 761 | !c initialization: |
|---|
| 762 | do i=1,ncum*nlp |
|---|
| 763 | hp(i,1)=h(i,1) |
|---|
| 764 | enddo |
|---|
| 765 | |
|---|
| 766 | do 600 k=minorig+1,nl |
|---|
| 767 | do 590 i=1,ncum |
|---|
| 768 | if((k.ge.icb(i)).and.(k.le.inb(i)))then |
|---|
| 769 | hp(i,k)=h(i,nk(i))+(lv(i,k)+(cpd-cpv)*t(i,k))*ep(i,k)*clw(i,k) |
|---|
| 770 | endif |
|---|
| 771 | 590 continue |
|---|
| 772 | 600 continue |
|---|
| 773 | !c |
|---|
| 774 | return |
|---|
| 775 | end SUBROUTINE cv_undilute2 |
|---|
| 776 | !c |
|---|
| 777 | SUBROUTINE cv_closure(nloc,ncum,nd,nk,icb & |
|---|
| 778 | & ,tv,tvp,p,ph,dph,plcl,cpn & |
|---|
| 779 | & ,iflag,cbmf) |
|---|
| 780 | implicit none |
|---|
| 781 | |
|---|
| 782 | !c inputs: |
|---|
| 783 | integer ncum, nd, nloc |
|---|
| 784 | integer nk(nloc), icb(nloc) |
|---|
| 785 | real tv(nloc,nd), tvp(nloc,nd), p(nloc,nd), dph(nloc,nd) |
|---|
| 786 | real ph(nloc,nd+1) ! caution nd instead ndp1 to be consistent... |
|---|
| 787 | real plcl(nloc), cpn(nloc,nd) |
|---|
| 788 | |
|---|
| 789 | !c outputs: |
|---|
| 790 | integer iflag(nloc) |
|---|
| 791 | real cbmf(nloc) ! also an input |
|---|
| 792 | |
|---|
| 793 | !c local variables: |
|---|
| 794 | integer i, k, icbmax |
|---|
| 795 | real dtpbl(nloc), dtmin(nloc), tvpplcl(nloc), tvaplcl(nloc) |
|---|
| 796 | real work(nloc) |
|---|
| 797 | |
|---|
| 798 | #include "cvthermo.h" |
|---|
| 799 | #include "cvparam.h" |
|---|
| 800 | |
|---|
| 801 | !c------------------------------------------------------------------- |
|---|
| 802 | !c Compute icbmax. |
|---|
| 803 | !c------------------------------------------------------------------- |
|---|
| 804 | |
|---|
| 805 | icbmax=2 |
|---|
| 806 | do 230 i=1,ncum |
|---|
| 807 | icbmax=max(icbmax,icb(i)) |
|---|
| 808 | 230 continue |
|---|
| 809 | |
|---|
| 810 | !c===================================================================== |
|---|
| 811 | !c --- CALCULATE CLOUD BASE MASS FLUX |
|---|
| 812 | !c===================================================================== |
|---|
| 813 | !c |
|---|
| 814 | !c tvpplcl = parcel temperature lifted adiabatically from level |
|---|
| 815 | !c icb-1 to the LCL. |
|---|
| 816 | !c tvaplcl = virtual temperature at the LCL. |
|---|
| 817 | !c |
|---|
| 818 | do 610 i=1,ncum |
|---|
| 819 | dtpbl(i)=0.0 |
|---|
| 820 | tvpplcl(i)=tvp(i,icb(i)-1) & |
|---|
| 821 | & -rrd*tvp(i,icb(i)-1)*(p(i,icb(i)-1)-plcl(i)) & |
|---|
| 822 | & /(cpn(i,icb(i)-1)*p(i,icb(i)-1)) |
|---|
| 823 | tvaplcl(i)=tv(i,icb(i)) & |
|---|
| 824 | & +(tvp(i,icb(i))-tvp(i,icb(i)+1))*(plcl(i)-p(i,icb(i))) & |
|---|
| 825 | & /(p(i,icb(i))-p(i,icb(i)+1)) |
|---|
| 826 | 610 continue |
|---|
| 827 | |
|---|
| 828 | !c------------------------------------------------------------------- |
|---|
| 829 | !c --- Interpolate difference between lifted parcel and |
|---|
| 830 | !c --- environmental temperatures to lifted condensation level |
|---|
| 831 | !c------------------------------------------------------------------- |
|---|
| 832 | !c |
|---|
| 833 | !c dtpbl = average of tvp-tv in the PBL (k=nk to icb-1). |
|---|
| 834 | !c |
|---|
| 835 | do 630 k=minorig,icbmax |
|---|
| 836 | do 620 i=1,ncum |
|---|
| 837 | if((k.ge.nk(i)).and.(k.le.(icb(i)-1)))then |
|---|
| 838 | dtpbl(i)=dtpbl(i)+(tvp(i,k)-tv(i,k))*dph(i,k) |
|---|
| 839 | endif |
|---|
| 840 | 620 continue |
|---|
| 841 | 630 continue |
|---|
| 842 | do 640 i=1,ncum |
|---|
| 843 | dtpbl(i)=dtpbl(i)/(ph(i,nk(i))-ph(i,icb(i))) |
|---|
| 844 | dtmin(i)=tvpplcl(i)-tvaplcl(i)+dtmax+dtpbl(i) |
|---|
| 845 | 640 continue |
|---|
| 846 | !c |
|---|
| 847 | !c------------------------------------------------------------------- |
|---|
| 848 | !c --- Adjust cloud base mass flux |
|---|
| 849 | !c------------------------------------------------------------------- |
|---|
| 850 | !c |
|---|
| 851 | do 650 i=1,ncum |
|---|
| 852 | work(i)=cbmf(i) |
|---|
| 853 | cbmf(i)=max(0.0,(1.0-damp)*cbmf(i)+0.1*alpha*dtmin(i)) |
|---|
| 854 | if((work(i).eq.0.0).and.(cbmf(i).eq.0.0))then |
|---|
| 855 | iflag(i)=3 |
|---|
| 856 | endif |
|---|
| 857 | 650 continue |
|---|
| 858 | |
|---|
| 859 | return |
|---|
| 860 | end SUBROUTINE cv_closure |
|---|
| 861 | |
|---|
| 862 | SUBROUTINE cv_mixing(nloc,ncum,nd,icb,nk,inb,inb1 & |
|---|
| 863 | & ,ph,t,q,qs,u,v,h,lv,qnk & |
|---|
| 864 | & ,hp,tv,tvp,ep,clw,cbmf & |
|---|
| 865 | & ,m,ment,qent,uent,vent,nent,sij,elij) |
|---|
| 866 | implicit none |
|---|
| 867 | |
|---|
| 868 | #include "cvthermo.h" |
|---|
| 869 | #include "cvparam.h" |
|---|
| 870 | |
|---|
| 871 | !c inputs: |
|---|
| 872 | integer ncum, nd, nloc |
|---|
| 873 | integer icb(nloc), inb(nloc), inb1(nloc), nk(nloc) |
|---|
| 874 | real cbmf(nloc), qnk(nloc) |
|---|
| 875 | real ph(nloc,nd+1) |
|---|
| 876 | real t(nloc,nd), q(nloc,nd), qs(nloc,nd), lv(nloc,nd) |
|---|
| 877 | real u(nloc,nd), v(nloc,nd), h(nloc,nd), hp(nloc,nd) |
|---|
| 878 | real tv(nloc,nd), tvp(nloc,nd), ep(nloc,nd), clw(nloc,nd) |
|---|
| 879 | |
|---|
| 880 | !c outputs: |
|---|
| 881 | integer nent(nloc,nd) |
|---|
| 882 | real m(nloc,nd), ment(nloc,nd,nd), qent(nloc,nd,nd) |
|---|
| 883 | real uent(nloc,nd,nd), vent(nloc,nd,nd) |
|---|
| 884 | real sij(nloc,nd,nd), elij(nloc,nd,nd) |
|---|
| 885 | |
|---|
| 886 | !c local variables: |
|---|
| 887 | integer i, j, k, ij |
|---|
| 888 | integer num1, num2 |
|---|
| 889 | real dbo, qti, bf2, anum, denom, dei, altem, cwat, stemp |
|---|
| 890 | real alt, qp1, smid, sjmin, sjmax, delp, delm |
|---|
| 891 | real work(nloc), asij(nloc), smin(nloc), scrit(nloc) |
|---|
| 892 | real bsum(nloc,nd) |
|---|
| 893 | logical lwork(nloc) |
|---|
| 894 | |
|---|
| 895 | !c===================================================================== |
|---|
| 896 | !c --- INITIALIZE VARIOUS ARRAYS USED IN THE COMPUTATIONS |
|---|
| 897 | !c===================================================================== |
|---|
| 898 | !c |
|---|
| 899 | do 360 i=1,ncum*nlp |
|---|
| 900 | nent(i,1)=0 |
|---|
| 901 | m(i,1)=0.0 |
|---|
| 902 | 360 continue |
|---|
| 903 | !c |
|---|
| 904 | do 400 k=1,nlp |
|---|
| 905 | do 390 j=1,nlp |
|---|
| 906 | do 385 i=1,ncum |
|---|
| 907 | qent(i,k,j)=q(i,j) |
|---|
| 908 | uent(i,k,j)=u(i,j) |
|---|
| 909 | vent(i,k,j)=v(i,j) |
|---|
| 910 | elij(i,k,j)=0.0 |
|---|
| 911 | ment(i,k,j)=0.0 |
|---|
| 912 | sij(i,k,j)=0.0 |
|---|
| 913 | 385 continue |
|---|
| 914 | 390 continue |
|---|
| 915 | 400 continue |
|---|
| 916 | !c |
|---|
| 917 | !c------------------------------------------------------------------- |
|---|
| 918 | !c --- Calculate rates of mixing, m(i) |
|---|
| 919 | !c------------------------------------------------------------------- |
|---|
| 920 | !c |
|---|
| 921 | call zilch(work,ncum) |
|---|
| 922 | !c |
|---|
| 923 | do 670 j=minorig+1,nl |
|---|
| 924 | do 660 i=1,ncum |
|---|
| 925 | if((j.ge.(icb(i)+1)).and.(j.le.inb(i)))then |
|---|
| 926 | k=min(j,inb1(i)) |
|---|
| 927 | dbo=abs(tv(i,k+1)-tvp(i,k+1)-tv(i,k-1)+tvp(i,k-1)) & |
|---|
| 928 | & +entp*0.04*(ph(i,k)-ph(i,k+1)) |
|---|
| 929 | work(i)=work(i)+dbo |
|---|
| 930 | m(i,j)=cbmf(i)*dbo |
|---|
| 931 | endif |
|---|
| 932 | 660 continue |
|---|
| 933 | 670 continue |
|---|
| 934 | do 690 k=minorig+1,nl |
|---|
| 935 | do 680 i=1,ncum |
|---|
| 936 | if((k.ge.(icb(i)+1)).and.(k.le.inb(i)))then |
|---|
| 937 | m(i,k)=m(i,k)/work(i) |
|---|
| 938 | endif |
|---|
| 939 | 680 continue |
|---|
| 940 | 690 continue |
|---|
| 941 | !c |
|---|
| 942 | !c |
|---|
| 943 | !c===================================================================== |
|---|
| 944 | !c --- CALCULATE ENTRAINED AIR MASS FLUX (ment), TOTAL WATER MIXING |
|---|
| 945 | !c --- RATIO (QENT), TOTAL CONDENSED WATER (elij), AND MIXING |
|---|
| 946 | !c --- FRACTION (sij) |
|---|
| 947 | !c===================================================================== |
|---|
| 948 | !c |
|---|
| 949 | !c |
|---|
| 950 | do 750 i=minorig+1,nl |
|---|
| 951 | do 710 j=minorig+1,nl |
|---|
| 952 | do 700 ij=1,ncum |
|---|
| 953 | if((i.ge.(icb(ij)+1)).and.(j.ge.icb(ij)) & |
|---|
| 954 | & .and.(i.le.inb(ij)).and.(j.le.inb(ij)))then |
|---|
| 955 | qti=qnk(ij)-ep(ij,i)*clw(ij,i) |
|---|
| 956 | bf2=1.+lv(ij,j)*lv(ij,j)*qs(ij,j) & |
|---|
| 957 | & /(rrv*t(ij,j)*t(ij,j)*cpd) |
|---|
| 958 | anum=h(ij,j)-hp(ij,i)+(cpv-cpd)*t(ij,j)*(qti-q(ij,j)) |
|---|
| 959 | denom=h(ij,i)-hp(ij,i)+(cpd-cpv)*(q(ij,i)-qti)*t(ij,j) |
|---|
| 960 | dei=denom |
|---|
| 961 | if(abs(dei).lt.0.01)dei=0.01 |
|---|
| 962 | sij(ij,i,j)=anum/dei |
|---|
| 963 | sij(ij,i,i)=1.0 |
|---|
| 964 | altem=sij(ij,i,j)*q(ij,i)+(1.-sij(ij,i,j))*qti-qs(ij,j) |
|---|
| 965 | altem=altem/bf2 |
|---|
| 966 | cwat=clw(ij,j)*(1.-ep(ij,j)) |
|---|
| 967 | stemp=sij(ij,i,j) |
|---|
| 968 | if((stemp.lt.0.0.or.stemp.gt.1.0.or. & |
|---|
| 969 | & altem.gt.cwat).and.j.gt.i)then |
|---|
| 970 | anum=anum-lv(ij,j)*(qti-qs(ij,j)-cwat*bf2) |
|---|
| 971 | denom=denom+lv(ij,j)*(q(ij,i)-qti) |
|---|
| 972 | if(abs(denom).lt.0.01)denom=0.01 |
|---|
| 973 | sij(ij,i,j)=anum/denom |
|---|
| 974 | altem=sij(ij,i,j)*q(ij,i)+(1.-sij(ij,i,j))*qti-qs(ij,j) |
|---|
| 975 | altem=altem-(bf2-1.)*cwat |
|---|
| 976 | endif |
|---|
| 977 | if(sij(ij,i,j).gt.0.0.and.sij(ij,i,j).lt.0.9)then |
|---|
| 978 | qent(ij,i,j)=sij(ij,i,j)*q(ij,i) & |
|---|
| 979 | & +(1.-sij(ij,i,j))*qti |
|---|
| 980 | uent(ij,i,j)=sij(ij,i,j)*u(ij,i) & |
|---|
| 981 | & +(1.-sij(ij,i,j))*u(ij,nk(ij)) |
|---|
| 982 | vent(ij,i,j)=sij(ij,i,j)*v(ij,i) & |
|---|
| 983 | & +(1.-sij(ij,i,j))*v(ij,nk(ij)) |
|---|
| 984 | elij(ij,i,j)=altem |
|---|
| 985 | elij(ij,i,j)=max(0.0,elij(ij,i,j)) |
|---|
| 986 | ment(ij,i,j)=m(ij,i)/(1.-sij(ij,i,j)) |
|---|
| 987 | nent(ij,i)=nent(ij,i)+1 |
|---|
| 988 | endif |
|---|
| 989 | sij(ij,i,j)=max(0.0,sij(ij,i,j)) |
|---|
| 990 | sij(ij,i,j)=min(1.0,sij(ij,i,j)) |
|---|
| 991 | endif |
|---|
| 992 | 700 continue |
|---|
| 993 | 710 continue |
|---|
| 994 | !c |
|---|
| 995 | !c *** If no air can entrain at level i assume that updraft detrains *** |
|---|
| 996 | !c *** at that level and calculate detrained air flux and properties *** |
|---|
| 997 | !c |
|---|
| 998 | do 740 ij=1,ncum |
|---|
| 999 | if((i.ge.(icb(ij)+1)).and.(i.le.inb(ij)) & |
|---|
| 1000 | & .and.(nent(ij,i).eq.0))then |
|---|
| 1001 | ment(ij,i,i)=m(ij,i) |
|---|
| 1002 | qent(ij,i,i)=q(ij,nk(ij))-ep(ij,i)*clw(ij,i) |
|---|
| 1003 | uent(ij,i,i)=u(ij,nk(ij)) |
|---|
| 1004 | vent(ij,i,i)=v(ij,nk(ij)) |
|---|
| 1005 | elij(ij,i,i)=clw(ij,i) |
|---|
| 1006 | sij(ij,i,i)=1.0 |
|---|
| 1007 | endif |
|---|
| 1008 | 740 continue |
|---|
| 1009 | 750 continue |
|---|
| 1010 | !c |
|---|
| 1011 | do 770 i=1,ncum |
|---|
| 1012 | sij(i,inb(i),inb(i))=1.0 |
|---|
| 1013 | 770 continue |
|---|
| 1014 | !c |
|---|
| 1015 | !c===================================================================== |
|---|
| 1016 | !c --- NORMALIZE ENTRAINED AIR MASS FLUXES |
|---|
| 1017 | !c --- TO REPRESENT EQUAL PROBABILITIES OF MIXING |
|---|
| 1018 | !c===================================================================== |
|---|
| 1019 | !c |
|---|
| 1020 | call zilch(bsum,ncum*nlp) |
|---|
| 1021 | do 780 ij=1,ncum |
|---|
| 1022 | lwork(ij)=.false. |
|---|
| 1023 | 780 continue |
|---|
| 1024 | do 789 i=minorig+1,nl |
|---|
| 1025 | !c |
|---|
| 1026 | num1=0 |
|---|
| 1027 | do 779 ij=1,ncum |
|---|
| 1028 | if((i.ge.icb(ij)+1).and.(i.le.inb(ij)))num1=num1+1 |
|---|
| 1029 | 779 continue |
|---|
| 1030 | if(num1.le.0)go to 789 |
|---|
| 1031 | !c |
|---|
| 1032 | do 781 ij=1,ncum |
|---|
| 1033 | if((i.ge.icb(ij)+1).and.(i.le.inb(ij)))then |
|---|
| 1034 | lwork(ij)=(nent(ij,i).ne.0) |
|---|
| 1035 | qp1=q(ij,nk(ij))-ep(ij,i)*clw(ij,i) |
|---|
| 1036 | anum=h(ij,i)-hp(ij,i)-lv(ij,i)*(qp1-qs(ij,i)) |
|---|
| 1037 | denom=h(ij,i)-hp(ij,i)+lv(ij,i)*(q(ij,i)-qp1) |
|---|
| 1038 | if(abs(denom).lt.0.01)denom=0.01 |
|---|
| 1039 | scrit(ij)=anum/denom |
|---|
| 1040 | alt=qp1-qs(ij,i)+scrit(ij)*(q(ij,i)-qp1) |
|---|
| 1041 | if(scrit(ij).lt.0.0.or.alt.lt.0.0)scrit(ij)=1.0 |
|---|
| 1042 | asij(ij)=0.0 |
|---|
| 1043 | smin(ij)=1.0 |
|---|
| 1044 | endif |
|---|
| 1045 | 781 continue |
|---|
| 1046 | do 783 j=minorig,nl |
|---|
| 1047 | !c |
|---|
| 1048 | num2=0 |
|---|
| 1049 | do 778 ij=1,ncum |
|---|
| 1050 | if((i.ge.icb(ij)+1).and.(i.le.inb(ij)) & |
|---|
| 1051 | & .and.(j.ge.icb(ij)).and.(j.le.inb(ij)) & |
|---|
| 1052 | & .and.lwork(ij))num2=num2+1 |
|---|
| 1053 | 778 continue |
|---|
| 1054 | if(num2.le.0)go to 783 |
|---|
| 1055 | !c |
|---|
| 1056 | do 782 ij=1,ncum |
|---|
| 1057 | if((i.ge.icb(ij)+1).and.(i.le.inb(ij)) & |
|---|
| 1058 | & .and.(j.ge.icb(ij)).and.(j.le.inb(ij)).and.lwork(ij))then |
|---|
| 1059 | if(sij(ij,i,j).gt.0.0.and.sij(ij,i,j).lt.0.9)then |
|---|
| 1060 | if(j.gt.i)then |
|---|
| 1061 | smid=min(sij(ij,i,j),scrit(ij)) |
|---|
| 1062 | sjmax=smid |
|---|
| 1063 | sjmin=smid |
|---|
| 1064 | if(smid.lt.smin(ij) & |
|---|
| 1065 | & .and.sij(ij,i,j+1).lt.smid)then |
|---|
| 1066 | smin(ij)=smid |
|---|
| 1067 | sjmax=min(sij(ij,i,j+1),sij(ij,i,j),scrit(ij)) |
|---|
| 1068 | sjmin=max(sij(ij,i,j-1),sij(ij,i,j)) |
|---|
| 1069 | sjmin=min(sjmin,scrit(ij)) |
|---|
| 1070 | endif |
|---|
| 1071 | else |
|---|
| 1072 | sjmax=max(sij(ij,i,j+1),scrit(ij)) |
|---|
| 1073 | smid=max(sij(ij,i,j),scrit(ij)) |
|---|
| 1074 | sjmin=0.0 |
|---|
| 1075 | if(j.gt.1)sjmin=sij(ij,i,j-1) |
|---|
| 1076 | sjmin=max(sjmin,scrit(ij)) |
|---|
| 1077 | endif |
|---|
| 1078 | delp=abs(sjmax-smid) |
|---|
| 1079 | delm=abs(sjmin-smid) |
|---|
| 1080 | asij(ij)=asij(ij)+(delp+delm) & |
|---|
| 1081 | & *(ph(ij,j)-ph(ij,j+1)) |
|---|
| 1082 | ment(ij,i,j)=ment(ij,i,j)*(delp+delm) & |
|---|
| 1083 | & *(ph(ij,j)-ph(ij,j+1)) |
|---|
| 1084 | endif |
|---|
| 1085 | endif |
|---|
| 1086 | 782 continue |
|---|
| 1087 | 783 continue |
|---|
| 1088 | do 784 ij=1,ncum |
|---|
| 1089 | if((i.ge.icb(ij)+1).and.(i.le.inb(ij)).and.lwork(ij))then |
|---|
| 1090 | asij(ij)=max(1.0e-21,asij(ij)) |
|---|
| 1091 | asij(ij)=1.0/asij(ij) |
|---|
| 1092 | bsum(ij,i)=0.0 |
|---|
| 1093 | endif |
|---|
| 1094 | 784 continue |
|---|
| 1095 | do 786 j=minorig,nl+1 |
|---|
| 1096 | do 785 ij=1,ncum |
|---|
| 1097 | if((i.ge.icb(ij)+1).and.(i.le.inb(ij)) & |
|---|
| 1098 | & .and.(j.ge.icb(ij)).and.(j.le.inb(ij)) & |
|---|
| 1099 | & .and.lwork(ij))then |
|---|
| 1100 | ment(ij,i,j)=ment(ij,i,j)*asij(ij) |
|---|
| 1101 | bsum(ij,i)=bsum(ij,i)+ment(ij,i,j) |
|---|
| 1102 | endif |
|---|
| 1103 | 785 continue |
|---|
| 1104 | 786 continue |
|---|
| 1105 | do 787 ij=1,ncum |
|---|
| 1106 | if((i.ge.icb(ij)+1).and.(i.le.inb(ij)) & |
|---|
| 1107 | & .and.(bsum(ij,i).lt.1.0e-18).and.lwork(ij))then |
|---|
| 1108 | nent(ij,i)=0 |
|---|
| 1109 | ment(ij,i,i)=m(ij,i) |
|---|
| 1110 | qent(ij,i,i)=q(ij,nk(ij))-ep(ij,i)*clw(ij,i) |
|---|
| 1111 | uent(ij,i,i)=u(ij,nk(ij)) |
|---|
| 1112 | vent(ij,i,i)=v(ij,nk(ij)) |
|---|
| 1113 | elij(ij,i,i)=clw(ij,i) |
|---|
| 1114 | sij(ij,i,i)=1.0 |
|---|
| 1115 | endif |
|---|
| 1116 | 787 continue |
|---|
| 1117 | 789 continue |
|---|
| 1118 | !c |
|---|
| 1119 | return |
|---|
| 1120 | end SUBROUTINE cv_mixing |
|---|
| 1121 | |
|---|
| 1122 | SUBROUTINE cv_unsat(nloc,ncum,nd,inb,t,q,qs,gz,u,v,p,ph & |
|---|
| 1123 | & ,h,lv,ep,sigp,clw,m,ment,elij & |
|---|
| 1124 | & ,iflag,mp,qp,up,vp,wt,water,evap) |
|---|
| 1125 | implicit none |
|---|
| 1126 | |
|---|
| 1127 | |
|---|
| 1128 | #include "cvthermo.h" |
|---|
| 1129 | #include "cvparam.h" |
|---|
| 1130 | |
|---|
| 1131 | !c inputs: |
|---|
| 1132 | integer ncum, nd, nloc |
|---|
| 1133 | integer inb(nloc) |
|---|
| 1134 | real t(nloc,nd), q(nloc,nd), qs(nloc,nd) |
|---|
| 1135 | real gz(nloc,nd), u(nloc,nd), v(nloc,nd) |
|---|
| 1136 | real p(nloc,nd), ph(nloc,nd+1), h(nloc,nd) |
|---|
| 1137 | real lv(nloc,nd), ep(nloc,nd), sigp(nloc,nd), clw(nloc,nd) |
|---|
| 1138 | real m(nloc,nd), ment(nloc,nd,nd), elij(nloc,nd,nd) |
|---|
| 1139 | |
|---|
| 1140 | !c outputs: |
|---|
| 1141 | integer iflag(nloc) ! also an input |
|---|
| 1142 | real mp(nloc,nd), qp(nloc,nd), up(nloc,nd), vp(nloc,nd) |
|---|
| 1143 | real water(nloc,nd), evap(nloc,nd), wt(nloc,nd) |
|---|
| 1144 | |
|---|
| 1145 | !c local variables: |
|---|
| 1146 | integer i,j,k,ij,num1 |
|---|
| 1147 | integer jtt(nloc) |
|---|
| 1148 | real awat, coeff, qsm, afac, sigt, b6, c6, revap |
|---|
| 1149 | real dhdp, fac, qstm, rat |
|---|
| 1150 | real wdtrain(nloc) |
|---|
| 1151 | logical lwork(nloc) |
|---|
| 1152 | |
|---|
| 1153 | !c===================================================================== |
|---|
| 1154 | !c --- PRECIPITATING DOWNDRAFT CALCULATION |
|---|
| 1155 | !c===================================================================== |
|---|
| 1156 | !c |
|---|
| 1157 | !c Initializations: |
|---|
| 1158 | !c |
|---|
| 1159 | do i = 1, ncum |
|---|
| 1160 | do k = 1, nl+1 |
|---|
| 1161 | wt(i,k) = omtsnow |
|---|
| 1162 | mp(i,k) = 0.0 |
|---|
| 1163 | evap(i,k) = 0.0 |
|---|
| 1164 | water(i,k) = 0.0 |
|---|
| 1165 | enddo |
|---|
| 1166 | enddo |
|---|
| 1167 | |
|---|
| 1168 | do 420 i=1,ncum |
|---|
| 1169 | qp(i,1)=q(i,1) |
|---|
| 1170 | up(i,1)=u(i,1) |
|---|
| 1171 | vp(i,1)=v(i,1) |
|---|
| 1172 | 420 continue |
|---|
| 1173 | |
|---|
| 1174 | do 440 k=2,nl+1 |
|---|
| 1175 | do 430 i=1,ncum |
|---|
| 1176 | qp(i,k)=q(i,k-1) |
|---|
| 1177 | up(i,k)=u(i,k-1) |
|---|
| 1178 | vp(i,k)=v(i,k-1) |
|---|
| 1179 | 430 continue |
|---|
| 1180 | 440 continue |
|---|
| 1181 | |
|---|
| 1182 | |
|---|
| 1183 | !c *** Check whether ep(inb)=0, if so, skip precipitating *** |
|---|
| 1184 | !c *** downdraft calculation *** |
|---|
| 1185 | !c |
|---|
| 1186 | !c |
|---|
| 1187 | !c *** Integrate liquid water equation to find condensed water *** |
|---|
| 1188 | !c *** and condensed water flux *** |
|---|
| 1189 | !c |
|---|
| 1190 | !c |
|---|
| 1191 | do 890 i=1,ncum |
|---|
| 1192 | jtt(i)=2 |
|---|
| 1193 | if(ep(i,inb(i)).le.0.0001)iflag(i)=2 |
|---|
| 1194 | if(iflag(i).eq.0)then |
|---|
| 1195 | lwork(i)=.true. |
|---|
| 1196 | else |
|---|
| 1197 | lwork(i)=.false. |
|---|
| 1198 | endif |
|---|
| 1199 | 890 continue |
|---|
| 1200 | !c |
|---|
| 1201 | !c *** Begin downdraft loop *** |
|---|
| 1202 | !c |
|---|
| 1203 | !c |
|---|
| 1204 | call zilch(wdtrain,ncum) |
|---|
| 1205 | do 899 i=nl+1,1,-1 |
|---|
| 1206 | !c |
|---|
| 1207 | num1=0 |
|---|
| 1208 | do 879 ij=1,ncum |
|---|
| 1209 | if((i.le.inb(ij)).and.lwork(ij))num1=num1+1 |
|---|
| 1210 | 879 continue |
|---|
| 1211 | if(num1.le.0)go to 899 |
|---|
| 1212 | !c |
|---|
| 1213 | !c |
|---|
| 1214 | !c *** Calculate detrained precipitation *** |
|---|
| 1215 | !c |
|---|
| 1216 | do 891 ij=1,ncum |
|---|
| 1217 | if((i.le.inb(ij)).and.(lwork(ij)))then |
|---|
| 1218 | wdtrain(ij)=g*ep(ij,i)*m(ij,i)*clw(ij,i) |
|---|
| 1219 | endif |
|---|
| 1220 | 891 continue |
|---|
| 1221 | !c |
|---|
| 1222 | if(i.gt.1)then |
|---|
| 1223 | do 893 j=1,i-1 |
|---|
| 1224 | do 892 ij=1,ncum |
|---|
| 1225 | if((i.le.inb(ij)).and.(lwork(ij)))then |
|---|
| 1226 | awat=elij(ij,j,i)-(1.-ep(ij,i))*clw(ij,i) |
|---|
| 1227 | awat=max(0.0,awat) |
|---|
| 1228 | wdtrain(ij)=wdtrain(ij)+g*awat*ment(ij,j,i) |
|---|
| 1229 | endif |
|---|
| 1230 | 892 continue |
|---|
| 1231 | 893 continue |
|---|
| 1232 | endif |
|---|
| 1233 | !c |
|---|
| 1234 | !c *** Find rain water and evaporation using provisional *** |
|---|
| 1235 | !c *** estimates of qp(i)and qp(i-1) *** |
|---|
| 1236 | !c |
|---|
| 1237 | !c |
|---|
| 1238 | !c *** Value of terminal velocity and coeffecient of evaporation for snow *** |
|---|
| 1239 | !c |
|---|
| 1240 | do 894 ij=1,ncum |
|---|
| 1241 | if((i.le.inb(ij)).and.(lwork(ij)))then |
|---|
| 1242 | coeff=coeffs |
|---|
| 1243 | wt(ij,i)=omtsnow |
|---|
| 1244 | !c |
|---|
| 1245 | !c *** Value of terminal velocity and coeffecient of evaporation for rain *** |
|---|
| 1246 | !c |
|---|
| 1247 | if(t(ij,i).gt.273.0)then |
|---|
| 1248 | coeff=coeffr |
|---|
| 1249 | wt(ij,i)=omtrain |
|---|
| 1250 | endif |
|---|
| 1251 | qsm=0.5*(q(ij,i)+qp(ij,i+1)) |
|---|
| 1252 | afac=coeff*ph(ij,i)*(qs(ij,i)-qsm) & |
|---|
| 1253 | & /(1.0e4+2.0e3*ph(ij,i)*qs(ij,i)) |
|---|
| 1254 | afac=max(afac,0.0) |
|---|
| 1255 | sigt=sigp(ij,i) |
|---|
| 1256 | sigt=max(0.0,sigt) |
|---|
| 1257 | sigt=min(1.0,sigt) |
|---|
| 1258 | b6=100.*(ph(ij,i)-ph(ij,i+1))*sigt*afac/wt(ij,i) |
|---|
| 1259 | c6=(water(ij,i+1)*wt(ij,i+1)+wdtrain(ij)/sigd)/wt(ij,i) |
|---|
| 1260 | revap=0.5*(-b6+sqrt(b6*b6+4.*c6)) |
|---|
| 1261 | evap(ij,i)=sigt*afac*revap |
|---|
| 1262 | water(ij,i)=revap*revap |
|---|
| 1263 | !c |
|---|
| 1264 | !c *** Calculate precipitating downdraft mass flux under *** |
|---|
| 1265 | !c *** hydrostatic approximation *** |
|---|
| 1266 | !c |
|---|
| 1267 | if(i.gt.1)then |
|---|
| 1268 | dhdp=(h(ij,i)-h(ij,i-1))/(p(ij,i-1)-p(ij,i)) |
|---|
| 1269 | dhdp=max(dhdp,10.0) |
|---|
| 1270 | mp(ij,i)=100.*ginv*lv(ij,i)*sigd*evap(ij,i)/dhdp |
|---|
| 1271 | mp(ij,i)=max(mp(ij,i),0.0) |
|---|
| 1272 | !c |
|---|
| 1273 | !c *** Add small amount of inertia to downdraft *** |
|---|
| 1274 | !c |
|---|
| 1275 | fac=20.0/(ph(ij,i-1)-ph(ij,i)) |
|---|
| 1276 | mp(ij,i)=(fac*mp(ij,i+1)+mp(ij,i))/(1.+fac) |
|---|
| 1277 | !c |
|---|
| 1278 | !c *** Force mp to decrease linearly to zero *** |
|---|
| 1279 | !c *** between about 950 mb and the surface *** |
|---|
| 1280 | !c |
|---|
| 1281 | if(p(ij,i).gt.(0.949*p(ij,1)))then |
|---|
| 1282 | jtt(ij)=max(jtt(ij),i) |
|---|
| 1283 | mp(ij,i)=mp(ij,jtt(ij))*(p(ij,1)-p(ij,i)) & |
|---|
| 1284 | & /(p(ij,1)-p(ij,jtt(ij))) |
|---|
| 1285 | endif |
|---|
| 1286 | endif |
|---|
| 1287 | !c |
|---|
| 1288 | !c *** Find mixing ratio of precipitating downdraft *** |
|---|
| 1289 | !c |
|---|
| 1290 | if(i.ne.inb(ij))then |
|---|
| 1291 | if(i.eq.1)then |
|---|
| 1292 | qstm=qs(ij,1) |
|---|
| 1293 | else |
|---|
| 1294 | qstm=qs(ij,i-1) |
|---|
| 1295 | endif |
|---|
| 1296 | if(mp(ij,i).gt.mp(ij,i+1))then |
|---|
| 1297 | rat=mp(ij,i+1)/mp(ij,i) |
|---|
| 1298 | qp(ij,i)=qp(ij,i+1)*rat+q(ij,i)*(1.0-rat)+100.*ginv* & |
|---|
| 1299 | & sigd*(ph(ij,i)-ph(ij,i+1))*(evap(ij,i)/mp(ij,i)) |
|---|
| 1300 | up(ij,i)=up(ij,i+1)*rat+u(ij,i)*(1.-rat) |
|---|
| 1301 | vp(ij,i)=vp(ij,i+1)*rat+v(ij,i)*(1.-rat) |
|---|
| 1302 | else |
|---|
| 1303 | if(mp(ij,i+1).gt.0.0)then |
|---|
| 1304 | qp(ij,i)=(gz(ij,i+1)-gz(ij,i) & |
|---|
| 1305 | & +qp(ij,i+1)*(lv(ij,i+1)+t(ij,i+1) & |
|---|
| 1306 | & *(cl-cpd))+cpd*(t(ij,i+1)-t(ij,i))) & |
|---|
| 1307 | & /(lv(ij,i)+t(ij,i)*(cl-cpd)) |
|---|
| 1308 | up(ij,i)=up(ij,i+1) |
|---|
| 1309 | vp(ij,i)=vp(ij,i+1) |
|---|
| 1310 | endif |
|---|
| 1311 | endif |
|---|
| 1312 | qp(ij,i)=min(qp(ij,i),qstm) |
|---|
| 1313 | qp(ij,i)=max(qp(ij,i),0.0) |
|---|
| 1314 | endif |
|---|
| 1315 | endif |
|---|
| 1316 | 894 continue |
|---|
| 1317 | 899 continue |
|---|
| 1318 | !c |
|---|
| 1319 | return |
|---|
| 1320 | end SUBROUTINE cv_unsat |
|---|
| 1321 | |
|---|
| 1322 | SUBROUTINE cv_yield(nloc,ncum,nd,nk,icb,inb,delt & |
|---|
| 1323 | & ,t,q,u,v,gz,p,ph,h,hp,lv,cpn & |
|---|
| 1324 | & ,ep,clw,frac,m,mp,qp,up,vp & |
|---|
| 1325 | & ,wt,water,evap & |
|---|
| 1326 | & ,ment,qent,uent,vent,nent,elij & |
|---|
| 1327 | & ,tv,tvp & |
|---|
| 1328 | & ,iflag,wd,qprime,tprime & |
|---|
| 1329 | & ,precip,cbmf,ft,fq,fu,fv,Ma,qcondc) |
|---|
| 1330 | implicit none |
|---|
| 1331 | |
|---|
| 1332 | #include "cvthermo.h" |
|---|
| 1333 | #include "cvparam.h" |
|---|
| 1334 | |
|---|
| 1335 | !c inputs |
|---|
| 1336 | integer ncum, nd, nloc |
|---|
| 1337 | integer nk(nloc), icb(nloc), inb(nloc) |
|---|
| 1338 | integer nent(nloc,nd) |
|---|
| 1339 | real delt |
|---|
| 1340 | real t(nloc,nd), q(nloc,nd), u(nloc,nd), v(nloc,nd) |
|---|
| 1341 | real gz(nloc,nd) |
|---|
| 1342 | real p(nloc,nd), ph(nloc,nd+1), h(nloc,nd) |
|---|
| 1343 | real hp(nloc,nd), lv(nloc,nd) |
|---|
| 1344 | real cpn(nloc,nd), ep(nloc,nd), clw(nloc,nd), frac(nloc) |
|---|
| 1345 | real m(nloc,nd), mp(nloc,nd), qp(nloc,nd) |
|---|
| 1346 | real up(nloc,nd), vp(nloc,nd) |
|---|
| 1347 | real wt(nloc,nd), water(nloc,nd), evap(nloc,nd) |
|---|
| 1348 | real ment(nloc,nd,nd), qent(nloc,nd,nd), elij(nloc,nd,nd) |
|---|
| 1349 | real uent(nloc,nd,nd), vent(nloc,nd,nd) |
|---|
| 1350 | real tv(nloc,nd), tvp(nloc,nd) |
|---|
| 1351 | |
|---|
| 1352 | !c outputs |
|---|
| 1353 | integer iflag(nloc) ! also an input |
|---|
| 1354 | real cbmf(nloc) ! also an input |
|---|
| 1355 | real wd(nloc), tprime(nloc), qprime(nloc) |
|---|
| 1356 | real precip(nloc) |
|---|
| 1357 | real ft(nloc,nd), fq(nloc,nd), fu(nloc,nd), fv(nloc,nd) |
|---|
| 1358 | real Ma(nloc,nd) |
|---|
| 1359 | real qcondc(nloc,nd) |
|---|
| 1360 | |
|---|
| 1361 | !c local variables |
|---|
| 1362 | integer i,j,ij,k,num1 |
|---|
| 1363 | real dpinv,cpinv,awat,fqold,ftold,fuold,fvold,delti |
|---|
| 1364 | real work(nloc), am(nloc),amp1(nloc),ad(nloc) |
|---|
| 1365 | real ents(nloc), uav(nloc),vav(nloc),lvcp(nloc,nd) |
|---|
| 1366 | real qcond(nloc,nd), nqcond(nloc,nd), wa(nloc,nd) ! cld |
|---|
| 1367 | real siga(nloc,nd), ax(nloc,nd), mac(nloc,nd) ! cld |
|---|
| 1368 | |
|---|
| 1369 | |
|---|
| 1370 | !c -- initializations: |
|---|
| 1371 | |
|---|
| 1372 | delti = 1.0/delt |
|---|
| 1373 | |
|---|
| 1374 | do 160 i=1,ncum |
|---|
| 1375 | precip(i)=0.0 |
|---|
| 1376 | wd(i)=0.0 |
|---|
| 1377 | tprime(i)=0.0 |
|---|
| 1378 | qprime(i)=0.0 |
|---|
| 1379 | do 170 k=1,nl+1 |
|---|
| 1380 | ft(i,k)=0.0 |
|---|
| 1381 | fu(i,k)=0.0 |
|---|
| 1382 | fv(i,k)=0.0 |
|---|
| 1383 | fq(i,k)=0.0 |
|---|
| 1384 | lvcp(i,k)=lv(i,k)/cpn(i,k) |
|---|
| 1385 | qcondc(i,k)=0.0 ! cld |
|---|
| 1386 | qcond(i,k)=0.0 ! cld |
|---|
| 1387 | nqcond(i,k)=0.0 ! cld |
|---|
| 1388 | 170 continue |
|---|
| 1389 | 160 continue |
|---|
| 1390 | |
|---|
| 1391 | !c |
|---|
| 1392 | !c *** Calculate surface precipitation in mm/day *** |
|---|
| 1393 | !c |
|---|
| 1394 | do 1190 i=1,ncum |
|---|
| 1395 | if(iflag(i).le.1)then |
|---|
| 1396 | !cc precip(i)=precip(i)+wt(i,1)*sigd*water(i,1)*3600.*24000. |
|---|
| 1397 | !cc & /(rowl*g) |
|---|
| 1398 | !cc precip(i)=precip(i)*delt/86400. |
|---|
| 1399 | precip(i) = wt(i,1)*sigd*water(i,1)*86400/g |
|---|
| 1400 | endif |
|---|
| 1401 | 1190 continue |
|---|
| 1402 | !c |
|---|
| 1403 | !c |
|---|
| 1404 | !c *** Calculate downdraft velocity scale and surface temperature and *** |
|---|
| 1405 | !c *** water vapor fluctuations *** |
|---|
| 1406 | !c |
|---|
| 1407 | do i=1,ncum |
|---|
| 1408 | wd(i)=betad*abs(mp(i,icb(i)))*0.01*rrd*t(i,icb(i)) & |
|---|
| 1409 | & /(sigd*p(i,icb(i))) |
|---|
| 1410 | qprime(i)=0.5*(qp(i,1)-q(i,1)) |
|---|
| 1411 | tprime(i)=lv0*qprime(i)/cpd |
|---|
| 1412 | enddo |
|---|
| 1413 | !c |
|---|
| 1414 | !c *** Calculate tendencies of lowest level potential temperature *** |
|---|
| 1415 | !c *** and mixing ratio *** |
|---|
| 1416 | !c |
|---|
| 1417 | do 1200 i=1,ncum |
|---|
| 1418 | work(i)=0.01/(ph(i,1)-ph(i,2)) |
|---|
| 1419 | am(i)=0.0 |
|---|
| 1420 | 1200 continue |
|---|
| 1421 | do 1220 k=2,nl |
|---|
| 1422 | do 1210 i=1,ncum |
|---|
| 1423 | if((nk(i).eq.1).and.(k.le.inb(i)).and.(nk(i).eq.1))then |
|---|
| 1424 | am(i)=am(i)+m(i,k) |
|---|
| 1425 | endif |
|---|
| 1426 | 1210 continue |
|---|
| 1427 | 1220 continue |
|---|
| 1428 | do 1240 i=1,ncum |
|---|
| 1429 | if((g*work(i)*am(i)).ge.delti)iflag(i)=1 |
|---|
| 1430 | ft(i,1)=ft(i,1)+g*work(i)*am(i)*(t(i,2)-t(i,1) & |
|---|
| 1431 | & +(gz(i,2)-gz(i,1))/cpn(i,1)) |
|---|
| 1432 | ft(i,1)=ft(i,1)-lvcp(i,1)*sigd*evap(i,1) |
|---|
| 1433 | ft(i,1)=ft(i,1)+sigd*wt(i,2)*(cl-cpd)*water(i,2)*(t(i,2) & |
|---|
| 1434 | & -t(i,1))*work(i)/cpn(i,1) |
|---|
| 1435 | fq(i,1)=fq(i,1)+g*mp(i,2)*(qp(i,2)-q(i,1))* & |
|---|
| 1436 | & work(i)+sigd*evap(i,1) |
|---|
| 1437 | fq(i,1)=fq(i,1)+g*am(i)*(q(i,2)-q(i,1))*work(i) |
|---|
| 1438 | fu(i,1)=fu(i,1)+g*work(i)*(mp(i,2)*(up(i,2)-u(i,1)) & |
|---|
| 1439 | & +am(i)*(u(i,2)-u(i,1))) |
|---|
| 1440 | fv(i,1)=fv(i,1)+g*work(i)*(mp(i,2)*(vp(i,2)-v(i,1)) & |
|---|
| 1441 | & +am(i)*(v(i,2)-v(i,1))) |
|---|
| 1442 | 1240 continue |
|---|
| 1443 | do 1260 j=2,nl |
|---|
| 1444 | do 1250 i=1,ncum |
|---|
| 1445 | if(j.le.inb(i))then |
|---|
| 1446 | fq(i,1)=fq(i,1) & |
|---|
| 1447 | & +g*work(i)*ment(i,j,1)*(qent(i,j,1)-q(i,1)) |
|---|
| 1448 | fu(i,1)=fu(i,1) & |
|---|
| 1449 | & +g*work(i)*ment(i,j,1)*(uent(i,j,1)-u(i,1)) |
|---|
| 1450 | fv(i,1)=fv(i,1) & |
|---|
| 1451 | & +g*work(i)*ment(i,j,1)*(vent(i,j,1)-v(i,1)) |
|---|
| 1452 | endif |
|---|
| 1453 | 1250 continue |
|---|
| 1454 | 1260 continue |
|---|
| 1455 | !c |
|---|
| 1456 | !c *** Calculate tendencies of potential temperature and mixing ratio *** |
|---|
| 1457 | !c *** at levels above the lowest level *** |
|---|
| 1458 | !c |
|---|
| 1459 | !c *** First find the net saturated updraft and downdraft mass fluxes *** |
|---|
| 1460 | !c *** through each level *** |
|---|
| 1461 | !c |
|---|
| 1462 | do 1500 i=2,nl+1 |
|---|
| 1463 | !c |
|---|
| 1464 | num1=0 |
|---|
| 1465 | do 1265 ij=1,ncum |
|---|
| 1466 | if(i.le.inb(ij))num1=num1+1 |
|---|
| 1467 | 1265 continue |
|---|
| 1468 | if(num1.le.0)go to 1500 |
|---|
| 1469 | !c |
|---|
| 1470 | call zilch(amp1,ncum) |
|---|
| 1471 | call zilch(ad,ncum) |
|---|
| 1472 | !c |
|---|
| 1473 | do 1280 k=i+1,nl+1 |
|---|
| 1474 | do 1270 ij=1,ncum |
|---|
| 1475 | if((i.ge.nk(ij)).and.(i.le.inb(ij)) & |
|---|
| 1476 | & .and.(k.le.(inb(ij)+1)))then |
|---|
| 1477 | amp1(ij)=amp1(ij)+m(ij,k) |
|---|
| 1478 | endif |
|---|
| 1479 | 1270 continue |
|---|
| 1480 | 1280 continue |
|---|
| 1481 | !c |
|---|
| 1482 | do 1310 k=1,i |
|---|
| 1483 | do 1300 j=i+1,nl+1 |
|---|
| 1484 | do 1290 ij=1,ncum |
|---|
| 1485 | if((j.le.(inb(ij)+1)).and.(i.le.inb(ij)))then |
|---|
| 1486 | amp1(ij)=amp1(ij)+ment(ij,k,j) |
|---|
| 1487 | endif |
|---|
| 1488 | 1290 continue |
|---|
| 1489 | 1300 continue |
|---|
| 1490 | 1310 continue |
|---|
| 1491 | do 1340 k=1,i-1 |
|---|
| 1492 | do 1330 j=i,nl+1 |
|---|
| 1493 | do 1320 ij=1,ncum |
|---|
| 1494 | if((i.le.inb(ij)).and.(j.le.inb(ij)))then |
|---|
| 1495 | ad(ij)=ad(ij)+ment(ij,j,k) |
|---|
| 1496 | endif |
|---|
| 1497 | 1320 continue |
|---|
| 1498 | 1330 continue |
|---|
| 1499 | 1340 continue |
|---|
| 1500 | !c |
|---|
| 1501 | do 1350 ij=1,ncum |
|---|
| 1502 | if(i.le.inb(ij))then |
|---|
| 1503 | dpinv=0.01/(ph(ij,i)-ph(ij,i+1)) |
|---|
| 1504 | cpinv=1.0/cpn(ij,i) |
|---|
| 1505 | !c |
|---|
| 1506 | ft(ij,i)=ft(ij,i) & |
|---|
| 1507 | & +g*dpinv*(amp1(ij)*(t(ij,i+1)-t(ij,i) & |
|---|
| 1508 | & +(gz(ij,i+1)-gz(ij,i))*cpinv) & |
|---|
| 1509 | & -ad(ij)*(t(ij,i)-t(ij,i-1)+(gz(ij,i)-gz(ij,i-1))*cpinv)) & |
|---|
| 1510 | & -sigd*lvcp(ij,i)*evap(ij,i) |
|---|
| 1511 | ft(ij,i)=ft(ij,i)+g*dpinv*ment(ij,i,i)*(hp(ij,i)-h(ij,i)+ & |
|---|
| 1512 | & t(ij,i)*(cpv-cpd)*(q(ij,i)-qent(ij,i,i)))*cpinv |
|---|
| 1513 | ft(ij,i)=ft(ij,i)+sigd*wt(ij,i+1)*(cl-cpd)*water(ij,i+1)* & |
|---|
| 1514 | & (t(ij,i+1)-t(ij,i))*dpinv*cpinv |
|---|
| 1515 | fq(ij,i)=fq(ij,i)+g*dpinv*(amp1(ij)*(q(ij,i+1)-q(ij,i))- & |
|---|
| 1516 | & ad(ij)*(q(ij,i)-q(ij,i-1))) |
|---|
| 1517 | fu(ij,i)=fu(ij,i)+g*dpinv*(amp1(ij)*(u(ij,i+1)-u(ij,i))- & |
|---|
| 1518 | & ad(ij)*(u(ij,i)-u(ij,i-1))) |
|---|
| 1519 | fv(ij,i)=fv(ij,i)+g*dpinv*(amp1(ij)*(v(ij,i+1)-v(ij,i))- & |
|---|
| 1520 | & ad(ij)*(v(ij,i)-v(ij,i-1))) |
|---|
| 1521 | endif |
|---|
| 1522 | 1350 continue |
|---|
| 1523 | do 1370 k=1,i-1 |
|---|
| 1524 | do 1360 ij=1,ncum |
|---|
| 1525 | if(i.le.inb(ij))then |
|---|
| 1526 | awat=elij(ij,k,i)-(1.-ep(ij,i))*clw(ij,i) |
|---|
| 1527 | awat=max(awat,0.0) |
|---|
| 1528 | fq(ij,i)=fq(ij,i) & |
|---|
| 1529 | & +g*dpinv*ment(ij,k,i)*(qent(ij,k,i)-awat-q(ij,i)) |
|---|
| 1530 | fu(ij,i)=fu(ij,i) & |
|---|
| 1531 | & +g*dpinv*ment(ij,k,i)*(uent(ij,k,i)-u(ij,i)) |
|---|
| 1532 | fv(ij,i)=fv(ij,i) & |
|---|
| 1533 | & +g*dpinv*ment(ij,k,i)*(vent(ij,k,i)-v(ij,i)) |
|---|
| 1534 | !c (saturated updrafts resulting from mixing) ! cld |
|---|
| 1535 | qcond(ij,i)=qcond(ij,i)+(elij(ij,k,i)-awat) ! cld |
|---|
| 1536 | nqcond(ij,i)=nqcond(ij,i)+1. ! cld |
|---|
| 1537 | endif |
|---|
| 1538 | 1360 continue |
|---|
| 1539 | 1370 continue |
|---|
| 1540 | do 1390 k=i,nl+1 |
|---|
| 1541 | do 1380 ij=1,ncum |
|---|
| 1542 | if((i.le.inb(ij)).and.(k.le.inb(ij)))then |
|---|
| 1543 | fq(ij,i)=fq(ij,i) & |
|---|
| 1544 | & +g*dpinv*ment(ij,k,i)*(qent(ij,k,i)-q(ij,i)) |
|---|
| 1545 | fu(ij,i)=fu(ij,i) & |
|---|
| 1546 | & +g*dpinv*ment(ij,k,i)*(uent(ij,k,i)-u(ij,i)) |
|---|
| 1547 | fv(ij,i)=fv(ij,i) & |
|---|
| 1548 | & +g*dpinv*ment(ij,k,i)*(vent(ij,k,i)-v(ij,i)) |
|---|
| 1549 | endif |
|---|
| 1550 | 1380 continue |
|---|
| 1551 | 1390 continue |
|---|
| 1552 | do 1400 ij=1,ncum |
|---|
| 1553 | if(i.le.inb(ij))then |
|---|
| 1554 | fq(ij,i)=fq(ij,i) & |
|---|
| 1555 | & +sigd*evap(ij,i)+g*(mp(ij,i+1)* & |
|---|
| 1556 | & (qp(ij,i+1)-q(ij,i)) & |
|---|
| 1557 | & -mp(ij,i)*(qp(ij,i)-q(ij,i-1)))*dpinv |
|---|
| 1558 | fu(ij,i)=fu(ij,i) & |
|---|
| 1559 | & +g*(mp(ij,i+1)*(up(ij,i+1)-u(ij,i))-mp(ij,i)* & |
|---|
| 1560 | & (up(ij,i)-u(ij,i-1)))*dpinv |
|---|
| 1561 | fv(ij,i)=fv(ij,i) & |
|---|
| 1562 | & +g*(mp(ij,i+1)*(vp(ij,i+1)-v(ij,i))-mp(ij,i)* & |
|---|
| 1563 | & (vp(ij,i)-v(ij,i-1)))*dpinv |
|---|
| 1564 | !C (saturated downdrafts resulting from mixing) ! cld |
|---|
| 1565 | do k=i+1,inb(ij) ! cld |
|---|
| 1566 | qcond(ij,i)=qcond(ij,i)+elij(ij,k,i) ! cld |
|---|
| 1567 | nqcond(ij,i)=nqcond(ij,i)+1. ! cld |
|---|
| 1568 | enddo ! cld |
|---|
| 1569 | !C (particular case: no detraining level is found) ! cld |
|---|
| 1570 | if (nent(ij,i).eq.0) then ! cld |
|---|
| 1571 | qcond(ij,i)=qcond(ij,i)+(1.-ep(ij,i))*clw(ij,i) ! cld |
|---|
| 1572 | nqcond(ij,i)=nqcond(ij,i)+1. ! cld |
|---|
| 1573 | endif ! cld |
|---|
| 1574 | if (nqcond(ij,i).ne.0.) then ! cld |
|---|
| 1575 | qcond(ij,i)=qcond(ij,i)/nqcond(ij,i) ! cld |
|---|
| 1576 | endif ! cld |
|---|
| 1577 | endif |
|---|
| 1578 | 1400 continue |
|---|
| 1579 | 1500 continue |
|---|
| 1580 | !c |
|---|
| 1581 | !c *** Adjust tendencies at top of convection layer to reflect *** |
|---|
| 1582 | !c *** actual position of the level zero cape *** |
|---|
| 1583 | !c |
|---|
| 1584 | do 503 ij=1,ncum |
|---|
| 1585 | fqold=fq(ij,inb(ij)) |
|---|
| 1586 | fq(ij,inb(ij))=fq(ij,inb(ij))*(1.-frac(ij)) |
|---|
| 1587 | fq(ij,inb(ij)-1)=fq(ij,inb(ij)-1) & |
|---|
| 1588 | & +frac(ij)*fqold*((ph(ij,inb(ij))-ph(ij,inb(ij)+1))/ & |
|---|
| 1589 | & (ph(ij,inb(ij)-1)-ph(ij,inb(ij))))*lv(ij,inb(ij)) & |
|---|
| 1590 | & /lv(ij,inb(ij)-1) |
|---|
| 1591 | ftold=ft(ij,inb(ij)) |
|---|
| 1592 | ft(ij,inb(ij))=ft(ij,inb(ij))*(1.-frac(ij)) |
|---|
| 1593 | ft(ij,inb(ij)-1)=ft(ij,inb(ij)-1) & |
|---|
| 1594 | & +frac(ij)*ftold*((ph(ij,inb(ij))-ph(ij,inb(ij)+1))/ & |
|---|
| 1595 | & (ph(ij,inb(ij)-1)-ph(ij,inb(ij))))*cpn(ij,inb(ij)) & |
|---|
| 1596 | & /cpn(ij,inb(ij)-1) |
|---|
| 1597 | fuold=fu(ij,inb(ij)) |
|---|
| 1598 | fu(ij,inb(ij))=fu(ij,inb(ij))*(1.-frac(ij)) |
|---|
| 1599 | fu(ij,inb(ij)-1)=fu(ij,inb(ij)-1) & |
|---|
| 1600 | & +frac(ij)*fuold*((ph(ij,inb(ij))-ph(ij,inb(ij)+1))/ & |
|---|
| 1601 | & (ph(ij,inb(ij)-1)-ph(ij,inb(ij)))) |
|---|
| 1602 | fvold=fv(ij,inb(ij)) |
|---|
| 1603 | fv(ij,inb(ij))=fv(ij,inb(ij))*(1.-frac(ij)) |
|---|
| 1604 | fv(ij,inb(ij)-1)=fv(ij,inb(ij)-1) & |
|---|
| 1605 | & +frac(ij)*fvold*((ph(ij,inb(ij))-ph(ij,inb(ij)+1))/ & |
|---|
| 1606 | & (ph(ij,inb(ij)-1)-ph(ij,inb(ij)))) |
|---|
| 1607 | 503 continue |
|---|
| 1608 | !c |
|---|
| 1609 | !c *** Very slightly adjust tendencies to force exact *** |
|---|
| 1610 | !c *** enthalpy, momentum and tracer conservation *** |
|---|
| 1611 | !c |
|---|
| 1612 | do 682 ij=1,ncum |
|---|
| 1613 | ents(ij)=0.0 |
|---|
| 1614 | uav(ij)=0.0 |
|---|
| 1615 | vav(ij)=0.0 |
|---|
| 1616 | do 681 i=1,inb(ij) |
|---|
| 1617 | ents(ij)=ents(ij) & |
|---|
| 1618 | & +(cpn(ij,i)*ft(ij,i)+lv(ij,i)*fq(ij,i))*(ph(ij,i)-ph(ij,i+1)) |
|---|
| 1619 | uav(ij)=uav(ij)+fu(ij,i)*(ph(ij,i)-ph(ij,i+1)) |
|---|
| 1620 | vav(ij)=vav(ij)+fv(ij,i)*(ph(ij,i)-ph(ij,i+1)) |
|---|
| 1621 | 681 continue |
|---|
| 1622 | 682 continue |
|---|
| 1623 | do 683 ij=1,ncum |
|---|
| 1624 | ents(ij)=ents(ij)/(ph(ij,1)-ph(ij,inb(ij)+1)) |
|---|
| 1625 | uav(ij)=uav(ij)/(ph(ij,1)-ph(ij,inb(ij)+1)) |
|---|
| 1626 | vav(ij)=vav(ij)/(ph(ij,1)-ph(ij,inb(ij)+1)) |
|---|
| 1627 | 683 continue |
|---|
| 1628 | do 642 ij=1,ncum |
|---|
| 1629 | do 641 i=1,inb(ij) |
|---|
| 1630 | ft(ij,i)=ft(ij,i)-ents(ij)/cpn(ij,i) |
|---|
| 1631 | fu(ij,i)=(1.-cu)*(fu(ij,i)-uav(ij)) |
|---|
| 1632 | fv(ij,i)=(1.-cu)*(fv(ij,i)-vav(ij)) |
|---|
| 1633 | 641 continue |
|---|
| 1634 | 642 continue |
|---|
| 1635 | !c |
|---|
| 1636 | do 1810 k=1,nl+1 |
|---|
| 1637 | do 1800 i=1,ncum |
|---|
| 1638 | if((q(i,k)+delt*fq(i,k)).lt.0.0)iflag(i)=10 |
|---|
| 1639 | 1800 continue |
|---|
| 1640 | 1810 continue |
|---|
| 1641 | !c |
|---|
| 1642 | !c |
|---|
| 1643 | do 1900 i=1,ncum |
|---|
| 1644 | if(iflag(i).gt.2)then |
|---|
| 1645 | precip(i)=0.0 |
|---|
| 1646 | cbmf(i)=0.0 |
|---|
| 1647 | endif |
|---|
| 1648 | 1900 continue |
|---|
| 1649 | do 1920 k=1,nl |
|---|
| 1650 | do 1910 i=1,ncum |
|---|
| 1651 | if(iflag(i).gt.2)then |
|---|
| 1652 | ft(i,k)=0.0 |
|---|
| 1653 | fq(i,k)=0.0 |
|---|
| 1654 | fu(i,k)=0.0 |
|---|
| 1655 | fv(i,k)=0.0 |
|---|
| 1656 | qcondc(i,k)=0.0 ! cld |
|---|
| 1657 | endif |
|---|
| 1658 | 1910 continue |
|---|
| 1659 | 1920 continue |
|---|
| 1660 | |
|---|
| 1661 | do k=1,nl+1 |
|---|
| 1662 | do i=1,ncum |
|---|
| 1663 | Ma(i,k) = 0. |
|---|
| 1664 | enddo |
|---|
| 1665 | enddo |
|---|
| 1666 | do k=nl,1,-1 |
|---|
| 1667 | do i=1,ncum |
|---|
| 1668 | Ma(i,k) = Ma(i,k+1)+m(i,k) |
|---|
| 1669 | enddo |
|---|
| 1670 | enddo |
|---|
| 1671 | |
|---|
| 1672 | !c |
|---|
| 1673 | !c *** diagnose the in-cloud mixing ratio *** ! cld |
|---|
| 1674 | !c *** of condensed water *** ! cld |
|---|
| 1675 | !c ! cld |
|---|
| 1676 | DO ij=1,ncum ! cld |
|---|
| 1677 | do i=1,nd ! cld |
|---|
| 1678 | mac(ij,i)=0.0 ! cld |
|---|
| 1679 | wa(ij,i)=0.0 ! cld |
|---|
| 1680 | siga(ij,i)=0.0 ! cld |
|---|
| 1681 | enddo ! cld |
|---|
| 1682 | do i=nk(ij),inb(ij) ! cld |
|---|
| 1683 | do k=i+1,inb(ij)+1 ! cld |
|---|
| 1684 | mac(ij,i)=mac(ij,i)+m(ij,k) ! cld |
|---|
| 1685 | enddo ! cld |
|---|
| 1686 | enddo ! cld |
|---|
| 1687 | do i=icb(ij),inb(ij)-1 ! cld |
|---|
| 1688 | ax(ij,i)=0. ! cld |
|---|
| 1689 | do j=icb(ij),i ! cld |
|---|
| 1690 | ax(ij,i)=ax(ij,i)+rrd*(tvp(ij,j)-tv(ij,j)) & ! cld |
|---|
| 1691 | & *(ph(ij,j)-ph(ij,j+1))/p(ij,j) ! cld |
|---|
| 1692 | enddo ! cld |
|---|
| 1693 | if (ax(ij,i).gt.0.0) then ! cld |
|---|
| 1694 | wa(ij,i)=sqrt(2.*ax(ij,i)) ! cld |
|---|
| 1695 | endif ! cld |
|---|
| 1696 | enddo ! cld |
|---|
| 1697 | do i=1,nl ! cld |
|---|
| 1698 | if (wa(ij,i).gt.0.0) & ! cld |
|---|
| 1699 | & siga(ij,i)=mac(ij,i)/wa(ij,i) & ! cld |
|---|
| 1700 | & *rrd*tvp(ij,i)/p(ij,i)/100./delta ! cld |
|---|
| 1701 | siga(ij,i) = min(siga(ij,i),1.0) ! cld |
|---|
| 1702 | qcondc(ij,i)=siga(ij,i)*clw(ij,i)*(1.-ep(ij,i)) & ! cld |
|---|
| 1703 | & + (1.-siga(ij,i))*qcond(ij,i) ! cld |
|---|
| 1704 | enddo ! cld |
|---|
| 1705 | ENDDO ! cld |
|---|
| 1706 | |
|---|
| 1707 | return |
|---|
| 1708 | end SUBROUTINE cv_yield |
|---|
| 1709 | |
|---|
| 1710 | SUBROUTINE cv_uncompress(nloc,len,ncum,nd,idcum & |
|---|
| 1711 | & ,iflag & |
|---|
| 1712 | & ,precip,cbmf & |
|---|
| 1713 | & ,ft,fq,fu,fv & |
|---|
| 1714 | & ,Ma,qcondc & |
|---|
| 1715 | & ,iflag1 & |
|---|
| 1716 | & ,precip1,cbmf1 & |
|---|
| 1717 | & ,ft1,fq1,fu1,fv1 & |
|---|
| 1718 | & ,Ma1,qcondc1 & |
|---|
| 1719 | & ) |
|---|
| 1720 | implicit none |
|---|
| 1721 | |
|---|
| 1722 | #include "cvparam.h" |
|---|
| 1723 | |
|---|
| 1724 | !c inputs: |
|---|
| 1725 | integer len, ncum, nd, nloc |
|---|
| 1726 | integer idcum(nloc) |
|---|
| 1727 | integer iflag(nloc) |
|---|
| 1728 | real precip(nloc), cbmf(nloc) |
|---|
| 1729 | real ft(nloc,nd), fq(nloc,nd), fu(nloc,nd), fv(nloc,nd) |
|---|
| 1730 | real Ma(nloc,nd) |
|---|
| 1731 | real qcondc(nloc,nd) !cld |
|---|
| 1732 | |
|---|
| 1733 | !c outputs: |
|---|
| 1734 | integer iflag1(len) |
|---|
| 1735 | real precip1(len), cbmf1(len) |
|---|
| 1736 | real ft1(len,nd), fq1(len,nd), fu1(len,nd), fv1(len,nd) |
|---|
| 1737 | real Ma1(len,nd) |
|---|
| 1738 | real qcondc1(len,nd) !cld |
|---|
| 1739 | |
|---|
| 1740 | !c local variables: |
|---|
| 1741 | integer i,k |
|---|
| 1742 | |
|---|
| 1743 | do 2000 i=1,ncum |
|---|
| 1744 | precip1(idcum(i))=precip(i) |
|---|
| 1745 | cbmf1(idcum(i))=cbmf(i) |
|---|
| 1746 | iflag1(idcum(i))=iflag(i) |
|---|
| 1747 | 2000 continue |
|---|
| 1748 | |
|---|
| 1749 | do 2020 k=1,nl |
|---|
| 1750 | do 2010 i=1,ncum |
|---|
| 1751 | ft1(idcum(i),k)=ft(i,k) |
|---|
| 1752 | fq1(idcum(i),k)=fq(i,k) |
|---|
| 1753 | fu1(idcum(i),k)=fu(i,k) |
|---|
| 1754 | fv1(idcum(i),k)=fv(i,k) |
|---|
| 1755 | Ma1(idcum(i),k)=Ma(i,k) |
|---|
| 1756 | qcondc1(idcum(i),k)=qcondc(i,k) |
|---|
| 1757 | 2010 continue |
|---|
| 1758 | 2020 continue |
|---|
| 1759 | |
|---|
| 1760 | return |
|---|
| 1761 | end SUBROUTINE cv_uncompress |
|---|
| 1762 | |
|---|
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