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54 lines
1.5 KiB
54 lines
1.5 KiB
! Theta-e |
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!NCLFORTSTART |
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SUBROUTINE DEQTHECALC(qvp, tmk, prs, eth, miy, mjx, mkzh) |
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USE wrf_constants, ONLY : EPS, GAMMA, GAMMAMD, TLCLC1, TLCLC2, TLCLC3, TLCLC4, & |
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THTECON1, THTECON2, THTECON3 |
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IMPLICIT NONE |
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!f2py threadsafe |
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!f2py intent(in,out) :: eth |
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! Input variables |
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! Sizes |
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INTEGER,INTENT(IN) :: miy, mjx, mkzh |
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! Qvapor [g/kg] |
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REAL(KIND=8), DIMENSION(miy,mjx,mkzh), INTENT(IN) :: qvp |
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! Temperature [K] |
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REAL(KIND=8), DIMENSION(miy,mjx,mkzh), INTENT(IN) :: tmk |
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! full pressure (=P+PB) [hPa] |
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REAL(KIND=8), DIMENSION(miy,mjx,mkzh), INTENT(IN) :: prs |
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! Output variable |
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! equivalent potential temperature [K] |
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REAL(KIND=8), DIMENSION(miy,mjx,mkzh), INTENT(OUT) :: eth |
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!NCLEND |
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! local variables |
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REAL(KIND=8) :: q |
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REAL(KIND=8) :: t |
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REAL(KIND=8) :: p |
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REAL(KIND=8) :: e |
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REAL(KIND=8) :: tlcl |
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INTEGER :: i, j, k |
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!$OMP PARALLEL DO COLLAPSE(3) PRIVATE(i, j, k, q, t, p, e, tlcl) & |
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!$OMP SCHEDULE(runtime) |
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DO k = 1,mkzh |
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DO j = 1,mjx |
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DO i = 1,miy |
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q = MAX(qvp(i,j,k), 1.D-15) |
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t = tmk(i,j,k) |
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p = prs(i,j,k)/100. |
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e = q*p/(EPS + q) |
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tlcl = TLCLC1/(LOG(t**TLCLC2/e) - TLCLC3) + TLCLC4 |
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eth(i,j,k) = tmk(i,j,k)*(1000.D0/p)**(GAMMA*(1.D0 + GAMMAMD*q))* & |
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EXP((THTECON1/tlcl - THTECON2)*q*(1.D0 + THTECON3*q)) |
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END DO |
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END DO |
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END DO |
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!$OMP END PARALLEL DO |
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RETURN |
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END SUBROUTINE DEQTHECALC
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