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module dissip_m |
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IMPLICIT NONE |
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|
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contains |
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SUBROUTINE dissip(vcov, ucov, teta, p, dv, du, dh) |
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! From dyn3d/dissip.F, version 1.1.1.1 2004/05/19 12:53:05 |
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! Avec nouveaux opérateurs star : gradiv2, divgrad2, nxgraro2 |
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! Author: P. Le Van |
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! Objet : dissipation horizontale |
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|
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USE dimens_m, ONLY : iim, jjm, llm |
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USE paramet_m, ONLY : iip1, iip2, ip1jmp1, llmp1 |
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USE comdissnew, ONLY : lstardis, nitergdiv, nitergrot, niterh |
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USE inidissip_m, ONLY : dtdiss, tetah, tetaudiv, tetaurot |
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|
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! Arguments: |
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REAL vcov((iim + 1) * jjm, llm), ucov(ip1jmp1, llm), teta(ip1jmp1, llm) |
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REAL, INTENT (IN) :: p(ip1jmp1, llmp1) |
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REAL dv((iim + 1) * jjm, llm), du(ip1jmp1, llm), dh(ip1jmp1, llm) |
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|
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! Local: |
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REAL gdx(ip1jmp1, llm), gdy((iim + 1) * jjm, llm) |
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REAL grx(ip1jmp1, llm), gry((iim + 1) * jjm, llm) |
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REAL te1dt(llm), te2dt(llm), te3dt(llm) |
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REAL deltapres(ip1jmp1, llm) |
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INTEGER l, ij |
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!----------------------------------------------------------------------- |
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! Initializations: |
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te1dt = tetaudiv * dtdiss |
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te2dt = tetaurot * dtdiss |
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te3dt = tetah * dtdiss |
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du = 0. |
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dv = 0. |
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dh = 0. |
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|
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! Calcul de la dissipation: |
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|
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! Calcul de la partie grad (div) : |
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|
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IF (lstardis) THEN |
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CALL gradiv2(llm, ucov, vcov, nitergdiv, gdx, gdy) |
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ELSE |
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CALL gradiv(llm, ucov, vcov, nitergdiv, gdx, gdy) |
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END IF |
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|
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DO l = 1, llm |
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DO ij = 1, iip1 |
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gdx(ij, l) = 0. |
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gdx(ij+(iim + 1) * jjm, l) = 0. |
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END DO |
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|
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DO ij = iip2, (iim + 1) * jjm |
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du(ij, l) = du(ij, l) - te1dt(l) * gdx(ij, l) |
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END DO |
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DO ij = 1, (iim + 1) * jjm |
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dv(ij, l) = dv(ij, l) - te1dt(l) * gdy(ij, l) |
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END DO |
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END DO |
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|
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! calcul de la partie n X grad (rot) : |
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|
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IF (lstardis) THEN |
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CALL nxgraro2(llm, ucov, vcov, nitergrot, grx, gry) |
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ELSE |
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CALL nxgrarot(llm, ucov, vcov, nitergrot, grx, gry) |
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END IF |
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|
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DO l = 1, llm |
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DO ij = 1, iip1 |
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grx(ij, l) = 0. |
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END DO |
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|
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DO ij = iip2, (iim + 1) * jjm |
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du(ij, l) = du(ij, l) - te2dt(l) * grx(ij, l) |
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END DO |
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DO ij = 1, (iim + 1) * jjm |
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dv(ij, l) = dv(ij, l) - te2dt(l) * gry(ij, l) |
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END DO |
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END DO |
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|
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! calcul de la partie div (grad) : |
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|
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IF (lstardis) THEN |
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DO l = 1, llm |
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DO ij = 1, ip1jmp1 |
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deltapres(ij, l) = max(0., p(ij, l) - p(ij, l + 1)) |
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END DO |
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END DO |
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|
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CALL divgrad2(llm, teta, deltapres, niterh, gdx) |
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ELSE |
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CALL divgrad(llm, teta, niterh, gdx) |
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END IF |
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forall (l = 1: llm) dh(:, l) = dh(:, l) - te3dt(l) * gdx(:, l) |
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END SUBROUTINE dissip |
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|
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end module dissip_m |
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