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#ifdef RS6K |
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@PROCESS HOT NOSTRICT |
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#endif |
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SUBROUTINE SRTM_VRTQDR & |
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& ( KLEV , KW,& |
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& PREF , PREFD, PTRA , PTRAD,& |
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& PDBT , PRDND, PRUP , PRUPD , PTDBT,& |
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& PFD , PFU & |
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& ) |
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!**** *SRTM_VRTQDR* - VERTICAL QUADRATURE |
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! PURPOSE. |
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! -------- |
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! THIS ROUTINE PERFORMS THE VERTICAL INTEGRATION |
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!** INTERFACE. |
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! ---------- |
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! *SRTM_VRTQDR* IS CALLED FROM *SRTM_SPCVRT* |
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! IMPLICIT ARGUMENTS : |
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! -------------------- |
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! ==== INPUTS === |
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! ==== OUTPUTS === |
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! METHOD. |
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! ------- |
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! EXTERNALS. |
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! ---------- |
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! NONE |
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! REFERENCE. |
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! ---------- |
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! SEE RADIATION'S PART OF THE ECMWF RESEARCH DEPARTMENT |
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! DOCUMENTATION, AND FOUQUART AND BONNEL (1980) |
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! AUTHOR. |
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! ------- |
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! from Howard Barker |
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! JEAN-JACQUES MORCRETTE *ECMWF* |
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! MODIFICATIONS. |
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! -------------- |
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! ORIGINAL : 02-10-04 |
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! M.Hamrud 01-Oct-2003 CY28 Cleaning |
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! ------------------------------------------------------------------ |
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USE PARKIND1 ,ONLY : JPIM ,JPRB |
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USE YOMHOOK ,ONLY : LHOOK, DR_HOOK |
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USE PARSRTM , ONLY : JPLAY, JPGPT |
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!USE YOESWN , ONLY : NDBUG |
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IMPLICIT NONE |
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! ------------------------------------------------------------------ |
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!* 0.1 ARGUMENTS |
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! --------- |
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INTEGER(KIND=JPIM),INTENT(IN) :: KLEV |
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INTEGER(KIND=JPIM),INTENT(IN) :: KW |
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REAL(KIND=JPRB) ,INTENT(IN) :: PREF(JPLAY+1) |
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REAL(KIND=JPRB) ,INTENT(IN) :: PREFD(JPLAY+1) |
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REAL(KIND=JPRB) ,INTENT(IN) :: PTRA(JPLAY+1) |
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REAL(KIND=JPRB) ,INTENT(IN) :: PTRAD(JPLAY+1) |
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REAL(KIND=JPRB) ,INTENT(IN) :: PDBT(JPLAY+1) |
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REAL(KIND=JPRB) ,INTENT(OUT) :: PRDND(JPLAY+1) |
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REAL(KIND=JPRB) ,INTENT(INOUT) :: PRUP(JPLAY+1) |
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REAL(KIND=JPRB) ,INTENT(INOUT) :: PRUPD(JPLAY+1) |
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REAL(KIND=JPRB) ,INTENT(IN) :: PTDBT(JPLAY+1) |
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REAL(KIND=JPRB) ,INTENT(INOUT) :: PFD(JPLAY+1,JPGPT) |
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REAL(KIND=JPRB) ,INTENT(INOUT) :: PFU(JPLAY+1,JPGPT) |
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! ------------------------------------------------------------------ |
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! ------------ |
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REAL(KIND=JPRB) :: ZTDN(JPLAY+1) |
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INTEGER(KIND=JPIM) :: IKP, IKX, JK, I_NDBUG |
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REAL(KIND=JPRB) :: ZREFLECT |
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REAL(KIND=JPRB) :: ZHOOK_HANDLE |
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! ------------------------------------------------------------------ |
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! PREF(JK) direct reflectance |
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! PREFD(JK) diffuse reflectance |
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! PTRA(JK) direct transmittance |
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! PTRAD(JK) diffuse transmittance |
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! PDBT(JK) layer mean direct beam transmittance |
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! PTDBT(JK) total direct beam transmittance at levels |
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IF (LHOOK) CALL DR_HOOK('SRTM_VRTQDR',0,ZHOOK_HANDLE) |
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I_NDBUG=3 |
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!-- link lowest layer with surface |
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ZREFLECT=1.0_JPRB / (1.0_JPRB -PREFD(KLEV+1)*PREFD(KLEV)) |
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PRUP(KLEV)=PREF(KLEV)+(PTRAD(KLEV)* & |
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& ((PTRA(KLEV)-PDBT(KLEV))*PREFD(KLEV+1)+ & |
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& PDBT(KLEV)*PREF(KLEV+1)))*ZREFLECT |
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PRUPD(KLEV)=PREFD(KLEV)+PTRAD(KLEV)* & |
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& PTRAD(KLEV)*PREFD(KLEV+1)*ZREFLECT |
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!IF (NDBUG.LE.1) THEN |
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! print 9201,PRUP(KLEV),PRUPD(KLEV) |
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9201 format(1x,'link surf:',6E13.6) |
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! print *,'SRTM_VRTQDR after linking with surface layer' |
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!END IF |
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!-- pass from bottom to top |
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DO JK=1,KLEV-1 |
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IKP=KLEV+1-JK |
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IKX=IKP-1 |
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! print 9202,JK,IKP,IKX |
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9202 format(1x,'Pass from bottom to top:',3I3) |
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ZREFLECT=1.0_JPRB / (1.0_JPRB -PRUPD(IKP)*PREFD(IKX)) |
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PRUP(IKX)=PREF(IKX)+(PTRAD(IKX)* & |
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& ((PTRA(IKX)-PDBT(IKX))*PRUPD(IKP)+ & |
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& PDBT(IKX)*PRUP(IKP)))*ZREFLECT |
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PRUPD(IKX)=PREFD(IKX)+PTRAD(IKX)* & |
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& PTRAD(IKX)*PRUPD(IKP)*ZREFLECT |
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! print 9203,PRUP(IKX),PRUPD(IKX) |
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9203 format(1x,'bot2top:',6E13.6) |
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ENDDO |
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!print *,'SRTM_VRTQDR after passing from bottom to top' |
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!-- upper boundary conditions |
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ZTDN(1)=1.0_JPRB |
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PRDND(1)=0.0_JPRB |
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ZTDN(2)=PTRA(1) |
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PRDND(2)=PREFD(1) |
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!IF (NDBUG.LE.1) THEN |
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! print 9204,ZTDN(1),PRDND(1),ZTDN(2),PRDND(2) |
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9204 format(1x,'link upper bound:',6E13.6) |
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! print *,'SRTM_VRTQDR after upper boundary conditions' |
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!END IF |
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!-- pass from top to bottom |
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DO JK=2,KLEV |
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IKP=JK+1 |
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ZREFLECT=1.0_JPRB / (1.0_JPRB -PREFD(JK)*PRDND(JK)) |
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ZTDN(IKP)=PTDBT(JK)*PTRA(JK)+ & |
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& (PTRAD(JK)*((ZTDN(JK)-PTDBT(JK))+ & |
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& PTDBT(JK)*PREF(JK)*PRDND(JK))) * ZREFLECT |
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PRDND(IKP)=PREFD(JK)+PTRAD(JK)*PTRAD(JK) & |
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& *PRDND(JK)*ZREFLECT |
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! IF (NDBUG.LE.1) THEN |
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! print 9205,ZTDN(IKP),PRDND(IKP) |
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9205 format(1x,'top2bot2:',6E13.6) |
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! END IF |
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ENDDO |
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!print *,'SRTM_VRTQDR after passing from top to bottom' |
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!-- up and down-welling fluxes at levels |
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DO JK=1,KLEV+1 |
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! IF (NDBUG.LE.1) THEN |
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! print 9207,JK,PRDND(JK),PRUPD(JK) |
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! print 9208,JK,PTDBT(JK),PRUP(JK),ZTDN(JK) |
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9207 format(1x,'A',I3,4E13.6) |
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9208 format(1x,'B',I3,4E13.6) |
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! END IF |
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ZREFLECT=1.0_JPRB / (1.0_JPRB - PRDND(JK)*PRUPD(JK)) |
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PFU(JK,KW)=(PTDBT(JK)*PRUP(JK) + & |
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& (ZTDN(JK)-PTDBT(JK))*PRUPD(JK))*ZREFLECT |
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PFD(JK,KW)=PTDBT(JK) + (ZTDN(JK)-PTDBT(JK)+ & |
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& PTDBT(JK)*PRUP(JK)*PRDND(JK))*ZREFLECT |
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! IF (NDBUG.LE.2) THEN |
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! print 9206,JK,PFU(JK,KW),PFD(JK,KW) |
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9206 format(1x,'fluxes:',I3,6E13.6) |
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! END IF |
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ENDDO |
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!print *,'SRTM_VRTQDR after up and down flux' |
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!print *,'SRTM_VRTQDR about to come out' |
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! ------------------------------------------------------------------ |
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IF (LHOOK) CALL DR_HOOK('SRTM_VRTQDR',1,ZHOOK_HANDLE) |
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END SUBROUTINE SRTM_VRTQDR |
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