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SUBROUTINE cv_prelim(len,nd,ndp1,t,q,p,ph & |
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,lv,cpn,tv,gz,h,hm) |
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use cvthermo |
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use cvparam |
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implicit none |
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|
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!===================================================================== |
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! --- CALCULATE ARRAYS OF GEOPOTENTIAL, HEAT CAPACITY & STATIC ENERGY |
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!===================================================================== |
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! inputs: |
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integer len, nd, ndp1 |
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real, intent(in):: t(len,nd) |
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real q(len,nd), p(len,nd), ph(len,ndp1) |
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|
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! outputs: |
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real lv(len,nd), cpn(len,nd), tv(len,nd) |
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real gz(len,nd), h(len,nd), hm(len,nd) |
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|
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! local variables: |
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integer k, i |
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real cpx(len,nd) |
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do 110 k=1,nlp |
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do 100 i=1,len |
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lv(i,k)= lv0-clmcpv*(t(i,k)-t0) |
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cpn(i,k)=cpd*(1.0-q(i,k))+cpv*q(i,k) |
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cpx(i,k)=cpd*(1.0-q(i,k))+cl*q(i,k) |
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tv(i,k)=t(i,k)*(1.0+q(i,k)*epsim1) |
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100 continue |
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110 continue |
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! |
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! gz = phi at the full levels (same as p). |
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! |
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do 120 i=1,len |
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gz(i,1)=0.0 |
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120 continue |
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do 140 k=2,nlp |
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do 130 i=1,len |
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gz(i,k)=gz(i,k-1)+hrd*(tv(i,k-1)+tv(i,k)) & |
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*(p(i,k-1)-p(i,k))/ph(i,k) |
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130 continue |
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140 continue |
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! |
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! h = phi + cpT (dry static energy). |
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! hm = phi + cp(T-Tbase)+Lq |
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! |
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do 170 k=1,nlp |
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do 160 i=1,len |
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h(i,k)=gz(i,k)+cpn(i,k)*t(i,k) |
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hm(i,k)=gz(i,k)+cpx(i,k)*(t(i,k)-t(i,1))+lv(i,k)*q(i,k) |
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160 continue |
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170 continue |
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|
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return |
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end |
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