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SUBROUTINE lwvd(kuaer, ktraer, pabcu, pdbdt, pga, pgb, pcntrb, pdisd, pdisu) |
module lwvd_m |
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USE dimens_m |
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USE dimphy |
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USE raddim |
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USE raddimlw |
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IMPLICIT NONE |
IMPLICIT NONE |
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! ----------------------------------------------------------------------- |
contains |
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! PURPOSE. |
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! -------- |
SUBROUTINE lwvd(ktraer, pabcu, pdbdt, pga, pgb, pcntrb, pdisd, pdisu) |
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! CARRIES OUT THE VERTICAL INTEGRATION ON THE DISTANT LAYERS |
USE dimens_m |
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USE dimphy |
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USE raddim |
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USE raddimlw |
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! ----------------------------------------------------------------------- |
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! PURPOSE. |
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! -------- |
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! CARRIES OUT THE VERTICAL INTEGRATION ON THE DISTANT LAYERS |
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! METHOD. |
! METHOD. |
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! ------- |
! ------- |
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! 1. PERFORMS THE VERTICAL INTEGRATION CORRESPONDING TO THE |
! 1. PERFORMS THE VERTICAL INTEGRATION CORRESPONDING TO THE |
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! CONTRIBUTIONS OF THE DISTANT LAYERS USING TRAPEZOIDAL RULE |
! CONTRIBUTIONS OF THE DISTANT LAYERS USING TRAPEZOIDAL RULE |
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! REFERENCE. |
! REFERENCE. |
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! ---------- |
! ---------- |
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! SEE RADIATION'S PART OF THE MODEL'S DOCUMENTATION AND |
! SEE RADIATION'S PART OF THE MODEL'S DOCUMENTATION AND |
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! ECMWF RESEARCH DEPARTMENT DOCUMENTATION OF THE IFS |
! ECMWF RESEARCH DEPARTMENT DOCUMENTATION OF THE IFS |
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! AUTHOR. |
! AUTHOR. |
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! ------- |
! ------- |
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! JEAN-JACQUES MORCRETTE *ECMWF* |
! JEAN-JACQUES MORCRETTE *ECMWF* |
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! MODIFICATIONS. |
! MODIFICATIONS. |
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! -------------- |
! -------------- |
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! ORIGINAL : 89-07-14 |
! ORIGINAL : 89-07-14 |
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! ----------------------------------------------------------------------- |
! ----------------------------------------------------------------------- |
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! * ARGUMENTS: |
! * ARGUMENTS: |
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INTEGER kuaer, ktraer |
INTEGER ktraer |
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DOUBLE PRECISION pabcu(kdlon, nua, 3*kflev+1) ! ABSORBER AMOUNTS |
DOUBLE PRECISION pabcu(kdlon, nua, 3*kflev+1) ! ABSORBER AMOUNTS |
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DOUBLE PRECISION pdbdt(kdlon, ninter, kflev) ! LAYER PLANCK FUNCTION GRADIENT |
DOUBLE PRECISION pdbdt(kdlon, ninter, kflev) ! LAYER PLANCK FUNCTION GRADIENT |
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DOUBLE PRECISION pga(kdlon, 8, 2, kflev) ! PADE APPROXIMANTS |
DOUBLE PRECISION pga(kdlon, 8, 2, kflev) ! PADE APPROXIMANTS |
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DOUBLE PRECISION pgb(kdlon, 8, 2, kflev) ! PADE APPROXIMANTS |
DOUBLE PRECISION pgb(kdlon, 8, 2, kflev) ! PADE APPROXIMANTS |
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DOUBLE PRECISION pcntrb(kdlon, kflev+1, kflev+1) ! ENERGY EXCHANGE MATRIX |
DOUBLE PRECISION pcntrb(kdlon, kflev+1, kflev+1) ! ENERGY EXCHANGE MATRIX |
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DOUBLE PRECISION pdisd(kdlon, kflev+1) ! CONTRIBUTION BY DISTANT LAYERS |
DOUBLE PRECISION pdisd(kdlon, kflev+1) ! CONTRIBUTION BY DISTANT LAYERS |
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DOUBLE PRECISION pdisu(kdlon, kflev+1) ! CONTRIBUTION BY DISTANT LAYERS |
DOUBLE PRECISION pdisu(kdlon, kflev+1) ! CONTRIBUTION BY DISTANT LAYERS |
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! * LOCAL VARIABLES: |
! * LOCAL VARIABLES: |
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DOUBLE PRECISION zglayd(kdlon) |
DOUBLE PRECISION zglayd(kdlon) |
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DOUBLE PRECISION zglayu(kdlon) |
DOUBLE PRECISION zglayu(kdlon) |
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DOUBLE PRECISION ztt(kdlon, ntra) |
DOUBLE PRECISION ztt(kdlon, ntra) |
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DOUBLE PRECISION ztt1(kdlon, ntra) |
DOUBLE PRECISION ztt1(kdlon, ntra) |
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DOUBLE PRECISION ztt2(kdlon, ntra) |
DOUBLE PRECISION ztt2(kdlon, ntra) |
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INTEGER jl, jk, ja, ikp1, ikn, ikd1, jkj, ikd2 |
INTEGER jl, jk, ja, ikp1, ikn, ikd1, jkj, ikd2 |
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INTEGER ikjp1, ikm1, ikj, jlk, iku1, ijkl, iku2 |
INTEGER ikjp1, ikm1, ikj, jlk, iku1, ijkl, iku2 |
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INTEGER ind1, ind2, ind3, ind4, itt |
INTEGER itt |
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DOUBLE PRECISION zww, zdzxdg, zdzxmg |
DOUBLE PRECISION zww, zdzxdg, zdzxmg |
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! * 1. INITIALIZATION |
! * 1. INITIALIZATION |
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! -------------- |
! -------------- |
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! * 1.1 INITIALIZE LAYER CONTRIBUTIONS |
! * 1.1 INITIALIZE LAYER CONTRIBUTIONS |
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! ------------------------------ |
! ------------------------------ |
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DO jk = 1, kflev + 1 |
DO jk = 1, kflev + 1 |
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DO jl = 1, kdlon |
DO jl = 1, kdlon |
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pdisd(jl, jk) = 0. |
pdisd(jl, jk) = 0. |
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pdisu(jl, jk) = 0. |
pdisu(jl, jk) = 0. |
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END DO |
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END DO |
END DO |
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END DO |
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! * 1.2 INITIALIZE TRANSMISSION FUNCTIONS |
! * 1.2 INITIALIZE TRANSMISSION FUNCTIONS |
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! --------------------------------- |
! --------------------------------- |
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DO ja = 1, ntra |
DO ja = 1, ntra |
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DO jl = 1, kdlon |
DO jl = 1, kdlon |
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ztt(jl, ja) = 1.0 |
ztt(jl, ja) = 1.0 |
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ztt1(jl, ja) = 1.0 |
ztt1(jl, ja) = 1.0 |
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ztt2(jl, ja) = 1.0 |
ztt2(jl, ja) = 1.0 |
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END DO |
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END DO |
END DO |
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END DO |
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! ------------------------------------------------------------------ |
! ------------------------------------------------------------------ |
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! * 2. VERTICAL INTEGRATION |
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! -------------------- |
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! * 2. VERTICAL INTEGRATION |
! * 2.2 CONTRIBUTION FROM DISTANT LAYERS |
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! -------------------- |
! --------------------------------- |
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ind1 = 0 |
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ind3 = 0 |
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ind4 = 1 |
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ind2 = 1 |
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! * 2.2.1 DISTANT AND ABOVE LAYERS |
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! ------------------------ |
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! * 2.2 CONTRIBUTION FROM DISTANT LAYERS |
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! --------------------------------- |
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! * 2.2.1 DISTANT AND ABOVE LAYERS |
! * 2.2.2 FIRST UPPER LEVEL |
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! ------------------------ |
! ----------------- |
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DO jk = 1, kflev - 1 |
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ikp1 = jk + 1 |
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ikn = (jk-1)*ng1p1 + 1 |
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ikd1 = jk*ng1p1 + 1 |
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CALL lwttm(pga(1,1,1,jk), pgb(1,1,1,jk), pabcu(1,1,ikn), pabcu(1,1,ikd1), & |
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ztt1) |
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! * 2.2.2 FIRST UPPER LEVEL |
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! ----------------- |
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DO jk = 1, kflev - 1 |
! * 2.2.3 HIGHER UP |
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ikp1 = jk + 1 |
! --------- |
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ikn = (jk-1)*ng1p1 + 1 |
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ikd1 = jk*ng1p1 + 1 |
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CALL lwttm(pga(1,1,1,jk), pgb(1,1,1,jk), pabcu(1,1,ikn), pabcu(1,1,ikd1), & |
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ztt1) |
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itt = 1 |
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DO jkj = ikp1, kflev |
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IF (itt==1) THEN |
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itt = 2 |
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ELSE |
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itt = 1 |
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END IF |
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ikjp1 = jkj + 1 |
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ikd2 = jkj*ng1p1 + 1 |
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IF (itt==1) THEN |
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CALL lwttm(pga(1,1,1,jkj), pgb(1,1,1,jkj), pabcu(1,1,ikn), & |
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pabcu(1,1,ikd2), ztt1) |
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ELSE |
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CALL lwttm(pga(1,1,1,jkj), pgb(1,1,1,jkj), pabcu(1,1,ikn), & |
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pabcu(1,1,ikd2), ztt2) |
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END IF |
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! * 2.2.3 HIGHER UP |
DO ja = 1, ktraer |
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! --------- |
DO jl = 1, kdlon |
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ztt(jl, ja) = (ztt1(jl,ja)+ztt2(jl,ja))*0.5 |
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END DO |
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END DO |
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DO jl = 1, kdlon |
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zww = pdbdt(jl, 1, jkj)*ztt(jl, 1)*ztt(jl, 10) + & |
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pdbdt(jl, 2, jkj)*ztt(jl, 2)*ztt(jl, 7)*ztt(jl, 11) + & |
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pdbdt(jl, 3, jkj)*ztt(jl, 4)*ztt(jl, 8)*ztt(jl, 12) + & |
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pdbdt(jl, 4, jkj)*ztt(jl, 5)*ztt(jl, 9)*ztt(jl, 13) + & |
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pdbdt(jl, 5, jkj)*ztt(jl, 3)*ztt(jl, 14) + & |
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pdbdt(jl, 6, jkj)*ztt(jl, 6)*ztt(jl, 15) |
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zglayd(jl) = zww |
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zdzxdg = zglayd(jl) |
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pdisd(jl, jk) = pdisd(jl, jk) + zdzxdg |
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pcntrb(jl, jk, ikjp1) = zdzxdg |
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END DO |
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itt = 1 |
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DO jkj = ikp1, kflev |
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IF (itt==1) THEN |
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itt = 2 |
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ELSE |
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itt = 1 |
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END IF |
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ikjp1 = jkj + 1 |
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ikd2 = jkj*ng1p1 + 1 |
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IF (itt==1) THEN |
END DO |
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CALL lwttm(pga(1,1,1,jkj), pgb(1,1,1,jkj), pabcu(1,1,ikn), & |
END DO |
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pabcu(1,1,ikd2), ztt1) |
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ELSE |
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CALL lwttm(pga(1,1,1,jkj), pgb(1,1,1,jkj), pabcu(1,1,ikn), & |
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pabcu(1,1,ikd2), ztt2) |
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END IF |
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DO ja = 1, ktraer |
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DO jl = 1, kdlon |
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ztt(jl, ja) = (ztt1(jl,ja)+ztt2(jl,ja))*0.5 |
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END DO |
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END DO |
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DO jl = 1, kdlon |
! * 2.2.4 DISTANT AND BELOW LAYERS |
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zww = pdbdt(jl, 1, jkj)*ztt(jl, 1)*ztt(jl, 10) + & |
! ------------------------ |
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pdbdt(jl, 2, jkj)*ztt(jl, 2)*ztt(jl, 7)*ztt(jl, 11) + & |
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pdbdt(jl, 3, jkj)*ztt(jl, 4)*ztt(jl, 8)*ztt(jl, 12) + & |
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pdbdt(jl, 4, jkj)*ztt(jl, 5)*ztt(jl, 9)*ztt(jl, 13) + & |
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pdbdt(jl, 5, jkj)*ztt(jl, 3)*ztt(jl, 14) + & |
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pdbdt(jl, 6, jkj)*ztt(jl, 6)*ztt(jl, 15) |
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zglayd(jl) = zww |
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zdzxdg = zglayd(jl) |
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pdisd(jl, jk) = pdisd(jl, jk) + zdzxdg |
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pcntrb(jl, jk, ikjp1) = zdzxdg |
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END DO |
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END DO |
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END DO |
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! * 2.2.4 DISTANT AND BELOW LAYERS |
! * 2.2.5 FIRST LOWER LEVEL |
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! ------------------------ |
! ----------------- |
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DO jk = 3, kflev + 1 |
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ikn = (jk-1)*ng1p1 + 1 |
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ikm1 = jk - 1 |
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ikj = jk - 2 |
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iku1 = ikj*ng1p1 + 1 |
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! * 2.2.5 FIRST LOWER LEVEL |
CALL lwttm(pga(1,1,1,ikj), pgb(1,1,1,ikj), pabcu(1,1,iku1), & |
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! ----------------- |
pabcu(1,1,ikn), ztt1) |
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DO jk = 3, kflev + 1 |
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ikn = (jk-1)*ng1p1 + 1 |
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ikm1 = jk - 1 |
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ikj = jk - 2 |
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iku1 = ikj*ng1p1 + 1 |
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! * 2.2.6 DOWN BELOW |
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! ---------- |
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CALL lwttm(pga(1,1,1,ikj), pgb(1,1,1,ikj), pabcu(1,1,iku1), & |
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pabcu(1,1,ikn), ztt1) |
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itt = 1 |
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DO jlk = 1, ikj |
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IF (itt==1) THEN |
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itt = 2 |
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ELSE |
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itt = 1 |
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END IF |
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ijkl = ikm1 - jlk |
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iku2 = (ijkl-1)*ng1p1 + 1 |
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! * 2.2.6 DOWN BELOW |
IF (itt==1) THEN |
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! ---------- |
CALL lwttm(pga(1,1,1,ijkl), pgb(1,1,1,ijkl), pabcu(1,1,iku2), & |
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pabcu(1,1,ikn), ztt1) |
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ELSE |
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CALL lwttm(pga(1,1,1,ijkl), pgb(1,1,1,ijkl), pabcu(1,1,iku2), & |
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pabcu(1,1,ikn), ztt2) |
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END IF |
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DO ja = 1, ktraer |
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DO jl = 1, kdlon |
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ztt(jl, ja) = (ztt1(jl,ja)+ztt2(jl,ja))*0.5 |
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END DO |
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END DO |
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itt = 1 |
DO jl = 1, kdlon |
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DO jlk = 1, ikj |
zww = pdbdt(jl, 1, ijkl)*ztt(jl, 1)*ztt(jl, 10) + & |
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IF (itt==1) THEN |
pdbdt(jl, 2, ijkl)*ztt(jl, 2)*ztt(jl, 7)*ztt(jl, 11) + & |
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itt = 2 |
pdbdt(jl, 3, ijkl)*ztt(jl, 4)*ztt(jl, 8)*ztt(jl, 12) + & |
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ELSE |
pdbdt(jl, 4, ijkl)*ztt(jl, 5)*ztt(jl, 9)*ztt(jl, 13) + & |
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itt = 1 |
pdbdt(jl, 5, ijkl)*ztt(jl, 3)*ztt(jl, 14) + & |
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END IF |
pdbdt(jl, 6, ijkl)*ztt(jl, 6)*ztt(jl, 15) |
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ijkl = ikm1 - jlk |
zglayu(jl) = zww |
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iku2 = (ijkl-1)*ng1p1 + 1 |
zdzxmg = zglayu(jl) |
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pdisu(jl, jk) = pdisu(jl, jk) + zdzxmg |
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pcntrb(jl, jk, ijkl) = zdzxmg |
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IF (itt==1) THEN |
END DO |
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CALL lwttm(pga(1,1,1,ijkl), pgb(1,1,1,ijkl), pabcu(1,1,iku2), & |
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pabcu(1,1,ikn), ztt1) |
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ELSE |
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CALL lwttm(pga(1,1,1,ijkl), pgb(1,1,1,ijkl), pabcu(1,1,iku2), & |
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pabcu(1,1,ikn), ztt2) |
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END IF |
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DO ja = 1, ktraer |
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DO jl = 1, kdlon |
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ztt(jl, ja) = (ztt1(jl,ja)+ztt2(jl,ja))*0.5 |
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END DO |
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END DO |
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DO jl = 1, kdlon |
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zww = pdbdt(jl, 1, ijkl)*ztt(jl, 1)*ztt(jl, 10) + & |
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pdbdt(jl, 2, ijkl)*ztt(jl, 2)*ztt(jl, 7)*ztt(jl, 11) + & |
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pdbdt(jl, 3, ijkl)*ztt(jl, 4)*ztt(jl, 8)*ztt(jl, 12) + & |
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pdbdt(jl, 4, ijkl)*ztt(jl, 5)*ztt(jl, 9)*ztt(jl, 13) + & |
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pdbdt(jl, 5, ijkl)*ztt(jl, 3)*ztt(jl, 14) + & |
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pdbdt(jl, 6, ijkl)*ztt(jl, 6)*ztt(jl, 15) |
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zglayu(jl) = zww |
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zdzxmg = zglayu(jl) |
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pdisu(jl, jk) = pdisu(jl, jk) + zdzxmg |
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pcntrb(jl, jk, ijkl) = zdzxmg |
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END DO |
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END DO |
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END DO |
END DO |
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END DO |
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RETURN |
RETURN |
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END SUBROUTINE lwvd |
END SUBROUTINE lwvd |
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end module lwvd_m |