--- trunk/phylmd/Radlwsw/lwvn.f 2013/11/15 18:45:49 76 +++ trunk/phylmd/Radlwsw/lwvn.f90 2014/03/05 14:38:41 81 @@ -1,209 +1,201 @@ - SUBROUTINE LWVN(KUAER,KTRAER - R , PABCU,PDBSL,PGA,PGB - S , PADJD,PADJU,PCNTRB,PDBDT) - use dimens_m - use dimphy - use raddim - use raddimlw - IMPLICIT none -C -C----------------------------------------------------------------------- -C PURPOSE. -C -------- -C CARRIES OUT THE VERTICAL INTEGRATION ON NEARBY LAYERS -C TO GIVE LONGWAVE FLUXES OR RADIANCES -C -C METHOD. -C ------- -C -C 1. PERFORMS THE VERTICAL INTEGRATION CORRESPONDING TO THE -C CONTRIBUTIONS OF THE ADJACENT LAYERS USING A GAUSSIAN QUADRATURE -C -C REFERENCE. -C ---------- -C -C SEE RADIATION'S PART OF THE MODEL'S DOCUMENTATION AND -C ECMWF RESEARCH DEPARTMENT DOCUMENTATION OF THE IFS -C -C AUTHOR. -C ------- -C JEAN-JACQUES MORCRETTE *ECMWF* -C -C MODIFICATIONS. -C -------------- -C ORIGINAL : 89-07-14 -C----------------------------------------------------------------------- -C -C* ARGUMENTS: -C - INTEGER KUAER,KTRAER -C - DOUBLE PRECISION PABCU(KDLON,NUA,3*KFLEV+1) ! ABSORBER AMOUNTS - DOUBLE PRECISION PDBSL(KDLON,Ninter,KFLEV*2) ! SUB-LAYER PLANCK FUNCTION GRADIENT - DOUBLE PRECISION PGA(KDLON,8,2,KFLEV) ! PADE APPROXIMANTS - DOUBLE PRECISION PGB(KDLON,8,2,KFLEV) ! PADE APPROXIMANTS -C - DOUBLE PRECISION PADJD(KDLON,KFLEV+1) ! CONTRIBUTION OF ADJACENT LAYERS - DOUBLE PRECISION PADJU(KDLON,KFLEV+1) ! CONTRIBUTION OF ADJACENT LAYERS - DOUBLE PRECISION PCNTRB(KDLON,KFLEV+1,KFLEV+1) ! CLEAR-SKY ENERGY EXCHANGE MATRIX - DOUBLE PRECISION PDBDT(KDLON,Ninter,KFLEV) ! LAYER PLANCK FUNCTION GRADIENT -C -C* LOCAL ARRAYS: -C - DOUBLE PRECISION ZGLAYD(KDLON) - DOUBLE PRECISION ZGLAYU(KDLON) - DOUBLE PRECISION ZTT(KDLON,NTRA) - DOUBLE PRECISION ZTT1(KDLON,NTRA) - DOUBLE PRECISION ZTT2(KDLON,NTRA) - DOUBLE PRECISION ZUU(KDLON,NUA) -C - INTEGER jk, jl, ja, im12, ind, inu, ixu, jg - INTEGER ixd, ibs, idd, imu, jk1, jk2, jnu - DOUBLE PRECISION zwtr -c -C* Data Block: -c - DOUBLE PRECISION WG1(2) - SAVE WG1 - DATA (WG1(jk),jk=1,2) /1.0, 1.0/ -C----------------------------------------------------------------------- -C -C* 1. INITIALIZATION -C -------------- -C - 100 CONTINUE -C -C* 1.1 INITIALIZE LAYER CONTRIBUTIONS -C ------------------------------ -C - 110 CONTINUE -C - DO 112 JK = 1 , KFLEV+1 - DO 111 JL = 1, KDLON - PADJD(JL,JK) = 0. - PADJU(JL,JK) = 0. - 111 CONTINUE - 112 CONTINUE -C -C* 1.2 INITIALIZE TRANSMISSION FUNCTIONS -C --------------------------------- -C - 120 CONTINUE -C - DO 122 JA = 1 , NTRA - DO 121 JL = 1, KDLON - ZTT (JL,JA) = 1.0 - ZTT1(JL,JA) = 1.0 - ZTT2(JL,JA) = 1.0 - 121 CONTINUE - 122 CONTINUE -C - DO 124 JA = 1 , NUA - DO 123 JL = 1, KDLON - ZUU(JL,JA) = 0. - 123 CONTINUE - 124 CONTINUE -C -C ------------------------------------------------------------------ -C -C* 2. VERTICAL INTEGRATION -C -------------------- -C - 200 CONTINUE -C -C -C* 2.1 CONTRIBUTION FROM ADJACENT LAYERS -C --------------------------------- -C - 210 CONTINUE -C - DO 215 JK = 1 , KFLEV -C -C* 2.1.1 DOWNWARD LAYERS -C --------------- -C - 2110 CONTINUE -C - IM12 = 2 * (JK - 1) - IND = (JK - 1) * NG1P1 + 1 - IXD = IND - INU = JK * NG1P1 + 1 - IXU = IND -C - DO 2111 JL = 1, KDLON - ZGLAYD(JL) = 0. - ZGLAYU(JL) = 0. - 2111 CONTINUE -C - DO 213 JG = 1 , NG1 - IBS = IM12 + JG - IDD = IXD + JG - DO 2113 JA = 1 , KUAER - DO 2112 JL = 1, KDLON - ZUU(JL,JA) = PABCU(JL,JA,IND) - PABCU(JL,JA,IDD) - 2112 CONTINUE - 2113 CONTINUE -C -C - CALL LWTT(PGA(1,1,1,JK), PGB(1,1,1,JK), ZUU, ZTT) -C - DO 2114 JL = 1, KDLON - ZWTR=PDBSL(JL,1,IBS)*ZTT(JL,1) *ZTT(JL,10) - S +PDBSL(JL,2,IBS)*ZTT(JL,2)*ZTT(JL,7)*ZTT(JL,11) - S +PDBSL(JL,3,IBS)*ZTT(JL,4)*ZTT(JL,8)*ZTT(JL,12) - S +PDBSL(JL,4,IBS)*ZTT(JL,5)*ZTT(JL,9)*ZTT(JL,13) - S +PDBSL(JL,5,IBS)*ZTT(JL,3) *ZTT(JL,14) - S +PDBSL(JL,6,IBS)*ZTT(JL,6) *ZTT(JL,15) - ZGLAYD(JL)=ZGLAYD(JL)+ZWTR*WG1(JG) - 2114 CONTINUE -C -C* 2.1.2 DOWNWARD LAYERS -C --------------- -C - 2120 CONTINUE -C - IMU = IXU + JG - DO 2122 JA = 1 , KUAER - DO 2121 JL = 1, KDLON - ZUU(JL,JA) = PABCU(JL,JA,IMU) - PABCU(JL,JA,INU) - 2121 CONTINUE - 2122 CONTINUE -C -C - CALL LWTT(PGA(1,1,1,JK), PGB(1,1,1,JK), ZUU, ZTT) -C - DO 2123 JL = 1, KDLON - ZWTR=PDBSL(JL,1,IBS)*ZTT(JL,1) *ZTT(JL,10) - S +PDBSL(JL,2,IBS)*ZTT(JL,2)*ZTT(JL,7)*ZTT(JL,11) - S +PDBSL(JL,3,IBS)*ZTT(JL,4)*ZTT(JL,8)*ZTT(JL,12) - S +PDBSL(JL,4,IBS)*ZTT(JL,5)*ZTT(JL,9)*ZTT(JL,13) - S +PDBSL(JL,5,IBS)*ZTT(JL,3) *ZTT(JL,14) - S +PDBSL(JL,6,IBS)*ZTT(JL,6) *ZTT(JL,15) - ZGLAYU(JL)=ZGLAYU(JL)+ZWTR*WG1(JG) - 2123 CONTINUE -C - 213 CONTINUE -C - DO 214 JL = 1, KDLON - PADJD(JL,JK) = ZGLAYD(JL) - PCNTRB(JL,JK,JK+1) = ZGLAYD(JL) - PADJU(JL,JK+1) = ZGLAYU(JL) - PCNTRB(JL,JK+1,JK) = ZGLAYU(JL) - PCNTRB(JL,JK ,JK) = 0.0 - 214 CONTINUE -C - 215 CONTINUE -C - DO 218 JK = 1 , KFLEV - JK2 = 2 * JK - JK1 = JK2 - 1 - DO 217 JNU = 1 , Ninter - DO 216 JL = 1, KDLON - PDBDT(JL,JNU,JK) = PDBSL(JL,JNU,JK1) + PDBSL(JL,JNU,JK2) - 216 CONTINUE - 217 CONTINUE - 218 CONTINUE -C - RETURN -C - END +SUBROUTINE lwvn(kuaer, ktraer, pabcu, pdbsl, pga, pgb, padjd, padju, pcntrb, & + pdbdt) + USE dimens_m + USE dimphy + USE raddim + USE raddimlw + IMPLICIT NONE + + ! ----------------------------------------------------------------------- + ! PURPOSE. + ! -------- + ! CARRIES OUT THE VERTICAL INTEGRATION ON NEARBY LAYERS + ! TO GIVE LONGWAVE FLUXES OR RADIANCES + + ! METHOD. + ! ------- + + ! 1. PERFORMS THE VERTICAL INTEGRATION CORRESPONDING TO THE + ! CONTRIBUTIONS OF THE ADJACENT LAYERS USING A GAUSSIAN QUADRATURE + + ! REFERENCE. + ! ---------- + + ! SEE RADIATION'S PART OF THE MODEL'S DOCUMENTATION AND + ! ECMWF RESEARCH DEPARTMENT DOCUMENTATION OF THE IFS + + ! AUTHOR. + ! ------- + ! JEAN-JACQUES MORCRETTE *ECMWF* + + ! MODIFICATIONS. + ! -------------- + ! ORIGINAL : 89-07-14 + ! ----------------------------------------------------------------------- + + ! * ARGUMENTS: + + INTEGER kuaer, ktraer + + DOUBLE PRECISION pabcu(kdlon, nua, 3*kflev+1) ! ABSORBER AMOUNTS + DOUBLE PRECISION pdbsl(kdlon, ninter, kflev*2) ! SUB-LAYER PLANCK FUNCTION GRADIENT + DOUBLE PRECISION pga(kdlon, 8, 2, kflev) ! PADE APPROXIMANTS + DOUBLE PRECISION pgb(kdlon, 8, 2, kflev) ! PADE APPROXIMANTS + + DOUBLE PRECISION padjd(kdlon, kflev+1) ! CONTRIBUTION OF ADJACENT LAYERS + DOUBLE PRECISION padju(kdlon, kflev+1) ! CONTRIBUTION OF ADJACENT LAYERS + DOUBLE PRECISION pcntrb(kdlon, kflev+1, kflev+1) ! CLEAR-SKY ENERGY EXCHANGE MATRIX + DOUBLE PRECISION pdbdt(kdlon, ninter, kflev) ! LAYER PLANCK FUNCTION GRADIENT + + ! * LOCAL ARRAYS: + + DOUBLE PRECISION zglayd(kdlon) + DOUBLE PRECISION zglayu(kdlon) + DOUBLE PRECISION ztt(kdlon, ntra) + DOUBLE PRECISION ztt1(kdlon, ntra) + DOUBLE PRECISION ztt2(kdlon, ntra) + DOUBLE PRECISION zuu(kdlon, nua) + + INTEGER jk, jl, ja, im12, ind, inu, ixu, jg + INTEGER ixd, ibs, idd, imu, jk1, jk2, jnu + DOUBLE PRECISION zwtr + + ! * Data Block: + + DOUBLE PRECISION wg1(2) + SAVE wg1 + DATA (wg1(jk), jk=1, 2)/1.0, 1.0/ + ! ----------------------------------------------------------------------- + + ! * 1. INITIALIZATION + ! -------------- + + + ! * 1.1 INITIALIZE LAYER CONTRIBUTIONS + ! ------------------------------ + + + DO jk = 1, kflev + 1 + DO jl = 1, kdlon + padjd(jl, jk) = 0. + padju(jl, jk) = 0. + END DO + END DO + + ! * 1.2 INITIALIZE TRANSMISSION FUNCTIONS + ! --------------------------------- + + + DO ja = 1, ntra + DO jl = 1, kdlon + ztt(jl, ja) = 1.0 + ztt1(jl, ja) = 1.0 + ztt2(jl, ja) = 1.0 + END DO + END DO + + DO ja = 1, nua + DO jl = 1, kdlon + zuu(jl, ja) = 0. + END DO + END DO + + ! ------------------------------------------------------------------ + + ! * 2. VERTICAL INTEGRATION + ! -------------------- + + + + ! * 2.1 CONTRIBUTION FROM ADJACENT LAYERS + ! --------------------------------- + + + DO jk = 1, kflev + + ! * 2.1.1 DOWNWARD LAYERS + ! --------------- + + + im12 = 2*(jk-1) + ind = (jk-1)*ng1p1 + 1 + ixd = ind + inu = jk*ng1p1 + 1 + ixu = ind + + DO jl = 1, kdlon + zglayd(jl) = 0. + zglayu(jl) = 0. + END DO + + DO jg = 1, ng1 + ibs = im12 + jg + idd = ixd + jg + DO ja = 1, kuaer + DO jl = 1, kdlon + zuu(jl, ja) = pabcu(jl, ja, ind) - pabcu(jl, ja, idd) + END DO + END DO + + + CALL lwtt(pga(1,1,1,jk), pgb(1,1,1,jk), zuu, ztt) + + DO jl = 1, kdlon + zwtr = pdbsl(jl, 1, ibs)*ztt(jl, 1)*ztt(jl, 10) + & + pdbsl(jl, 2, ibs)*ztt(jl, 2)*ztt(jl, 7)*ztt(jl, 11) + & + pdbsl(jl, 3, ibs)*ztt(jl, 4)*ztt(jl, 8)*ztt(jl, 12) + & + pdbsl(jl, 4, ibs)*ztt(jl, 5)*ztt(jl, 9)*ztt(jl, 13) + & + pdbsl(jl, 5, ibs)*ztt(jl, 3)*ztt(jl, 14) + & + pdbsl(jl, 6, ibs)*ztt(jl, 6)*ztt(jl, 15) + zglayd(jl) = zglayd(jl) + zwtr*wg1(jg) + END DO + + ! * 2.1.2 DOWNWARD LAYERS + ! --------------- + + + imu = ixu + jg + DO ja = 1, kuaer + DO jl = 1, kdlon + zuu(jl, ja) = pabcu(jl, ja, imu) - pabcu(jl, ja, inu) + END DO + END DO + + + CALL lwtt(pga(1,1,1,jk), pgb(1,1,1,jk), zuu, ztt) + + DO jl = 1, kdlon + zwtr = pdbsl(jl, 1, ibs)*ztt(jl, 1)*ztt(jl, 10) + & + pdbsl(jl, 2, ibs)*ztt(jl, 2)*ztt(jl, 7)*ztt(jl, 11) + & + pdbsl(jl, 3, ibs)*ztt(jl, 4)*ztt(jl, 8)*ztt(jl, 12) + & + pdbsl(jl, 4, ibs)*ztt(jl, 5)*ztt(jl, 9)*ztt(jl, 13) + & + pdbsl(jl, 5, ibs)*ztt(jl, 3)*ztt(jl, 14) + & + pdbsl(jl, 6, ibs)*ztt(jl, 6)*ztt(jl, 15) + zglayu(jl) = zglayu(jl) + zwtr*wg1(jg) + END DO + + END DO + + DO jl = 1, kdlon + padjd(jl, jk) = zglayd(jl) + pcntrb(jl, jk, jk+1) = zglayd(jl) + padju(jl, jk+1) = zglayu(jl) + pcntrb(jl, jk+1, jk) = zglayu(jl) + pcntrb(jl, jk, jk) = 0.0 + END DO + + END DO + + DO jk = 1, kflev + jk2 = 2*jk + jk1 = jk2 - 1 + DO jnu = 1, ninter + DO jl = 1, kdlon + pdbdt(jl, jnu, jk) = pdbsl(jl, jnu, jk1) + pdbsl(jl, jnu, jk2) + END DO + END DO + END DO + + RETURN + +END SUBROUTINE lwvn