!---------------------------------------------------------------------------- SUBROUTINE RRTM_TAUMOL9 (KLEV,P_TAU,& & P_TAUAERL,P_FAC00,P_FAC01,P_FAC10,P_FAC11,K_JP,K_JT,K_JT1,P_ONEMINUS,& & P_COLH2O,P_COLN2O,P_COLCH4,K_LAYTROP,K_LAYSWTCH,K_LAYLOW,P_SELFFAC,P_SELFFRAC,K_INDSELF,PFRAC) ! BAND 9: 1180-1390 cm-1 (low - H2O,CH4; high - CH4) ! Modifications ! M.Hamrud 01-Oct-2003 CY28 Cleaning ! D Salmond 2000-05-15 speed-up ! JJMorcrette 2000-05-17 speed-up USE PARKIND1 ,ONLY : JPIM ,JPRB USE YOMHOOK ,ONLY : LHOOK, DR_HOOK USE PARRRTM , ONLY : JPLAY ,JPBAND ,JPGPT ,NG9 ,NGS8 USE YOERRTWN , ONLY : NSPA ,NSPB USE YOERRTA9 , ONLY : ABSA ,ABSB ,FRACREFA, FRACREFB,SELFREF,ABSN2O , CH4REF ,& & ETAREF , H2OREF ,N2OREF ,STRRAT ! Input !#include "yoeratm.h" IMPLICIT NONE ! Output INTEGER(KIND=JPIM),INTENT(IN) :: KLEV REAL(KIND=JPRB) ,INTENT(OUT) :: P_TAU(JPGPT,JPLAY) REAL(KIND=JPRB) ,INTENT(IN) :: P_TAUAERL(JPLAY,JPBAND) REAL(KIND=JPRB) ,INTENT(IN) :: P_FAC00(JPLAY) REAL(KIND=JPRB) ,INTENT(IN) :: P_FAC01(JPLAY) REAL(KIND=JPRB) ,INTENT(IN) :: P_FAC10(JPLAY) REAL(KIND=JPRB) ,INTENT(IN) :: P_FAC11(JPLAY) INTEGER(KIND=JPIM),INTENT(IN) :: K_JP(JPLAY) INTEGER(KIND=JPIM),INTENT(IN) :: K_JT(JPLAY) INTEGER(KIND=JPIM),INTENT(IN) :: K_JT1(JPLAY) REAL(KIND=JPRB) ,INTENT(IN) :: P_ONEMINUS REAL(KIND=JPRB) ,INTENT(IN) :: P_COLH2O(JPLAY) REAL(KIND=JPRB) ,INTENT(IN) :: P_COLN2O(JPLAY) REAL(KIND=JPRB) ,INTENT(IN) :: P_COLCH4(JPLAY) INTEGER(KIND=JPIM),INTENT(IN) :: K_LAYTROP INTEGER(KIND=JPIM),INTENT(IN) :: K_LAYSWTCH INTEGER(KIND=JPIM),INTENT(IN) :: K_LAYLOW REAL(KIND=JPRB) ,INTENT(IN) :: P_SELFFAC(JPLAY) REAL(KIND=JPRB) ,INTENT(IN) :: P_SELFFRAC(JPLAY) INTEGER(KIND=JPIM),INTENT(IN) :: K_INDSELF(JPLAY) REAL(KIND=JPRB) ,INTENT(OUT) :: PFRAC(JPGPT,JPLAY) !- from AER !- from INTFAC !- from INTIND !- from PRECISE !- from PROFDATA !- from SELF !- from SP INTEGER(KIND=JPIM) :: JFRAC(JPLAY) REAL(KIND=JPRB) :: Z_FFRAC(JPLAY),ZFS(JPLAY),Z_SPECCOMB(JPLAY) INTEGER(KIND=JPIM) :: IND0(JPLAY),IND1(JPLAY),INDS(JPLAY),IIOFF(JPLAY) ! REAL TAUAER(JPLAY) REAL(KIND=JPRB) :: Z_N2OMULT(JPLAY) INTEGER(KIND=JPIM) :: IG, IOFF, JS, I_LAY, I_NS REAL(KIND=JPRB) :: Z_COLREF1, Z_COLREF2, Z_CURRN2O, Z_FAC000, Z_FAC001,& & Z_FAC010, Z_FAC011, Z_FAC100, Z_FAC101, Z_FAC110, Z_FAC111, & & Z_FP, Z_FS, Z_RATIO, Z_SPECMULT, Z_SPECPARM, Z_WCOMB1, & & Z_WCOMB2 REAL(KIND=JPRB) :: ZHOOK_HANDLE ! EQUIVALENCE (TAUAERL(1,9),TAUAER) IF (LHOOK) CALL DR_HOOK('RRTM_TAUMOL9',0,ZHOOK_HANDLE) IOFF = 0 ! Compute the optical depth by interpolating in ln(pressure), ! temperature, and appropriate species. Below LAYTROP, the water ! vapor self-continuum is interpolated (in temperature) separately. DO I_LAY = 1, K_LAYTROP Z_SPECCOMB(I_LAY) = P_COLH2O(I_LAY) + STRRAT*P_COLCH4(I_LAY) Z_SPECPARM = P_COLH2O(I_LAY)/Z_SPECCOMB(I_LAY) Z_SPECPARM=MIN(P_ONEMINUS,Z_SPECPARM) Z_SPECMULT = 8._JPRB*(Z_SPECPARM) JS = 1 + INT(Z_SPECMULT) JFRAC(I_LAY) = JS Z_FS = MOD(Z_SPECMULT,1.0_JPRB) Z_FFRAC(I_LAY) = Z_FS IF (JS == 8) THEN IF (Z_FS <= 0.68_JPRB) THEN Z_FS = Z_FS/0.68_JPRB ELSEIF (Z_FS <= 0.92_JPRB) THEN JS = JS + 1 Z_FS = (Z_FS-0.68_JPRB)/0.24_JPRB ELSE JS = JS + 2 Z_FS = (Z_FS-0.92_JPRB)/0.08_JPRB ENDIF ELSEIF (JS == 9) THEN JS = 10 Z_FS = 1.0_JPRB JFRAC(I_LAY) = 8 Z_FFRAC(I_LAY) = 1.0_JPRB ENDIF Z_FP = P_FAC01(I_LAY) + P_FAC11(I_LAY) I_NS = JS + INT(Z_FS + 0.5_JPRB) IND0(I_LAY) = ((K_JP(I_LAY)-1)*5+(K_JT(I_LAY)-1))*NSPA(9) + JS IND1(I_LAY) = (K_JP(I_LAY)*5+(K_JT1(I_LAY)-1))*NSPA(9) + JS INDS(I_LAY) = K_INDSELF(I_LAY) IF (I_LAY == K_LAYLOW) IOFF = NG9 IF (I_LAY == K_LAYSWTCH) IOFF = 2*NG9 Z_COLREF1 = N2OREF(K_JP(I_LAY)) Z_COLREF2 = N2OREF(K_JP(I_LAY)+1) IF (I_NS == 11) THEN Z_WCOMB1 = 1.0_JPRB/H2OREF(K_JP(I_LAY)) Z_WCOMB2 = 1.0_JPRB/H2OREF(K_JP(I_LAY)+1) ELSE Z_WCOMB1 = (1.0_JPRB-ETAREF(I_NS))/(STRRAT * CH4REF(K_JP(I_LAY))) Z_WCOMB2 = (1.0_JPRB-ETAREF(I_NS))/(STRRAT * CH4REF(K_JP(I_LAY)+1)) ENDIF Z_RATIO = (Z_COLREF1*Z_WCOMB1)+Z_FP*((Z_COLREF2*Z_WCOMB2)-(Z_COLREF1*Z_WCOMB1)) Z_CURRN2O = Z_SPECCOMB(I_LAY) * Z_RATIO Z_N2OMULT(I_LAY) = P_COLN2O(I_LAY) - Z_CURRN2O ZFS(I_LAY)=Z_FS IIOFF(I_LAY)=IOFF ENDDO !-- DS_000515 DO IG = 1, NG9 DO I_LAY = 1, K_LAYTROP !-- DS_000515 Z_FS=ZFS(I_LAY) IOFF=IIOFF(I_LAY) !---jjm ! FAC000 = (_ONE_ - FS) * FAC00(LAY) ! FAC010 = (_ONE_ - FS) * FAC10(LAY) ! FAC100 = FS * FAC00(LAY) ! FAC110 = FS * FAC10(LAY) ! FAC001 = (_ONE_ - FS) * FAC01(LAY) ! FAC011 = (_ONE_ - FS) * FAC11(LAY) ! FAC101 = FS * FAC01(LAY) ! FAC111 = FS * FAC11(LAY) !------ P_TAU (NGS8+IG,I_LAY) = Z_SPECCOMB(I_LAY) *& !-- DS_000515 ! &(Z_FAC000 * ABSA(IND0(I_LAY) ,IG) +& ! & Z_FAC100 * ABSA(IND0(I_LAY)+ 1,IG) +& ! & Z_FAC010 * ABSA(IND0(I_LAY)+11,IG) +& ! & Z_FAC110 * ABSA(IND0(I_LAY)+12,IG) +& ! & Z_FAC001 * ABSA(IND1(I_LAY) ,IG) +& ! & Z_FAC101 * ABSA(IND1(I_LAY)+ 1,IG) +& ! & Z_FAC011 * ABSA(IND1(I_LAY)+11,IG) +& ! & Z_FAC111 * ABSA(IND1(I_LAY)+12,IG))+& & ( (1. - Z_FS) *(P_FAC00(I_LAY) * ABSA(IND0(I_LAY) ,IG) + & & P_FAC10(I_LAY) * ABSA(IND0(I_LAY)+11,IG) + & & P_FAC01(I_LAY) * ABSA(IND1(I_LAY) ,IG) + & & P_FAC11(I_LAY) * ABSA(IND1(I_LAY)+11,IG))+ & & Z_FS *(P_FAC00(I_LAY) * ABSA(IND0(I_LAY)+ 1,IG) + & & P_FAC10(I_LAY) * ABSA(IND0(I_LAY)+12,IG) + & & P_FAC01(I_LAY) * ABSA(IND1(I_LAY)+ 1,IG) + & & P_FAC11(I_LAY) * ABSA(IND1(I_LAY)+12,IG))) + & !-- DS_000515 & P_COLH2O(I_LAY) * & & P_SELFFAC(I_LAY) * (SELFREF(INDS(I_LAY),IG) + & & P_SELFFRAC(I_LAY) *& & (SELFREF(INDS(I_LAY)+1,IG) - SELFREF(INDS(I_LAY),IG)))& & + Z_N2OMULT(I_LAY) * ABSN2O(IG+IOFF)& & + P_TAUAERL(I_LAY,9) PFRAC(NGS8+IG,I_LAY) = FRACREFA(IG,JFRAC(I_LAY)) + Z_FFRAC(I_LAY) *& & (FRACREFA(IG,JFRAC(I_LAY)+1) - FRACREFA(IG,JFRAC(I_LAY))) ENDDO ENDDO DO I_LAY = K_LAYTROP+1, KLEV IND0(I_LAY) = ((K_JP(I_LAY)-13)*5+(K_JT(I_LAY)-1))*NSPB(9) + 1 IND1(I_LAY) = ((K_JP(I_LAY)-12)*5+(K_JT1(I_LAY)-1))*NSPB(9) + 1 ENDDO !-- JJM_000517 DO IG = 1, NG9 DO I_LAY = K_LAYTROP+1, KLEV !-- JJM_000517 P_TAU (NGS8+IG,I_LAY) = P_COLCH4(I_LAY) *& & (P_FAC00(I_LAY) * ABSB(IND0(I_LAY) ,IG) +& & P_FAC10(I_LAY) * ABSB(IND0(I_LAY)+1,IG) +& & P_FAC01(I_LAY) * ABSB(IND1(I_LAY) ,IG) +& & P_FAC11(I_LAY) * ABSB(IND1(I_LAY)+1,IG))& & + P_TAUAERL(I_LAY,9) PFRAC(NGS8+IG,I_LAY) = FRACREFB(IG) ENDDO ENDDO IF (LHOOK) CALL DR_HOOK('RRTM_TAUMOL9',1,ZHOOK_HANDLE) END SUBROUTINE RRTM_TAUMOL9