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SUBROUTINE LWVN & |
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& ( KIDIA, KFDIA, KLON , KLEV , KUAER,& |
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& PABCU, PDBSL, PGA , PGB,& |
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& PADJD, PADJU, PCNTRB, PDBDT, PDWFSU & |
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& ) |
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!**** *LWVN* - L.W., VERTICAL INTEGRATION, NEARBY LAYERS |
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! PURPOSE. |
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! -------- |
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! CARRIES OUT THE VERTICAL INTEGRATION ON NEARBY LAYERS |
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! TO GIVE LONGWAVE FLUXES OR RADIANCES |
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!** INTERFACE. |
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! ---------- |
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! EXPLICIT ARGUMENTS : |
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! -------------------- |
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! ==== INPUTS === |
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! PABCU : (KLON,NUA,3*KLEV+1) ; ABSORBER AMOUNTS |
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! PDBSL : (KLON,KLEV*2) ; SUB-LAYER PLANCK FUNCTION GRADIENT |
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! PGA, PGB ; PADE APPROXIMANTS |
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! ==== OUTPUTS === |
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! PADJ.. : (KLON,KLEV+1) ; CONTRIBUTION OF ADJACENT LAYERS |
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! PCNTRB : (KLON,KLEV+1,KLEV+1); CLEAR-SKY ENERGY EXCHANGE MATRIX |
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! PDBDT : (KLON,NUA,KLEV) ; LAYER PLANCK FUNCTION GRADIENT |
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! PDWFSU : (KLON,NSIL) ; SPECTRAL DOWNWARD FLUX AT SURFACE |
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! IMPLICIT ARGUMENTS : NONE |
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! -------------------- |
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! METHOD. |
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! ------- |
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! 1. PERFORMS THE VERTICAL INTEGRATION CORRESPONDING TO THE |
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! CONTRIBUTIONS OF THE ADJACENT LAYERS USING A GAUSSIAN QUADRATURE |
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! EXTERNALS. |
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! ---------- |
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! *LWTT* |
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! REFERENCE. |
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! ---------- |
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! SEE RADIATION'S PART OF THE MODEL'S DOCUMENTATION AND |
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! ECMWF RESEARCH DEPARTMENT DOCUMENTATION OF THE IFS |
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! AUTHOR. |
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! ------- |
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! JEAN-JACQUES MORCRETTE *ECMWF* |
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! MODIFICATIONS. |
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! -------------- |
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! ORIGINAL : 89-07-14 |
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! JJ Morcrette 97-04-18 Revised Continuum + Surf.Emissiv. |
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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 YOELW , ONLY : NSIL ,NIPD ,NTRA ,NUA ,& |
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& NG1 ,NG1P1 ,WG1 |
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IMPLICIT NONE |
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INTEGER(KIND=JPIM),INTENT(IN) :: KLON |
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INTEGER(KIND=JPIM),INTENT(IN) :: KLEV |
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INTEGER(KIND=JPIM),INTENT(IN) :: KIDIA |
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INTEGER(KIND=JPIM),INTENT(IN) :: KFDIA |
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INTEGER(KIND=JPIM),INTENT(IN) :: KUAER |
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REAL(KIND=JPRB) ,INTENT(IN) :: PABCU(KLON,NUA,3*KLEV+1) |
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REAL(KIND=JPRB) ,INTENT(IN) :: PDBSL(KLON,NSIL,KLEV*2) |
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REAL(KIND=JPRB) ,INTENT(IN) :: PGA(KLON,NIPD,2,KLEV) |
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REAL(KIND=JPRB) ,INTENT(IN) :: PGB(KLON,NIPD,2,KLEV) |
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REAL(KIND=JPRB) ,INTENT(OUT) :: PADJD(KLON,KLEV+1) |
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REAL(KIND=JPRB) ,INTENT(OUT) :: PADJU(KLON,KLEV+1) |
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REAL(KIND=JPRB) ,INTENT(OUT) :: PCNTRB(KLON,KLEV+1,KLEV+1) |
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REAL(KIND=JPRB) ,INTENT(OUT) :: PDBDT(KLON,NSIL,KLEV) |
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REAL(KIND=JPRB) ,INTENT(INOUT) :: PDWFSU(KLON,NSIL) |
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!----------------------------------------------------------------------- |
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!* 0.1 ARGUMENTS |
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! --------- |
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!----------------------------------------------------------------------- |
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! ------------ |
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REAL(KIND=JPRB) :: ZTT(KLON,NTRA), ZTT1(KLON,NTRA), ZTT2(KLON,NTRA), ZUU(KLON,NUA) |
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INTEGER(KIND=JPIM) :: IBS, IDD, IM12, IMU, IND, INU, IXD, IXU,& |
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& JA, JG, JK, JK1, JK2, JL, JNU |
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REAL(KIND=JPRB) :: ZWTR, ZWTR1, ZWTR2, ZWTR3, ZWTR4, ZWTR5, ZWTR6 |
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REAL(KIND=JPRB) :: ZHOOK_HANDLE |
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#include "lwtt.intfb.h" |
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!----------------------------------------------------------------------- |
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!* 1. INITIALIZATION |
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! -------------- |
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!* 1.1 INITIALIZE LAYER CONTRIBUTIONS |
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! ------------------------------ |
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IF (LHOOK) CALL DR_HOOK('LWVN',0,ZHOOK_HANDLE) |
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DO JK = 1 , KLEV+1 |
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DO JL = KIDIA,KFDIA |
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PADJD(JL,JK) = 0.0_JPRB |
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PADJU(JL,JK) = 0.0_JPRB |
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ENDDO |
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ENDDO |
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!* 1.2 INITIALIZE TRANSMISSION FUNCTIONS |
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! --------------------------------- |
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DO JA = 1 , NTRA |
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DO JL = KIDIA,KFDIA |
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ZTT (JL,JA) = 1.0_JPRB |
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ZTT1(JL,JA) = 1.0_JPRB |
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ZTT2(JL,JA) = 1.0_JPRB |
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ENDDO |
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ENDDO |
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DO JA = 1 , NUA |
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DO JL = KIDIA,KFDIA |
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ZUU(JL,JA) = 0.0_JPRB |
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ENDDO |
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ENDDO |
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! ------------------------------------------------------------------ |
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!* 2. VERTICAL INTEGRATION |
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! -------------------- |
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!* 2.1 CONTRIBUTION FROM ADJACENT LAYERS |
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! --------------------------------- |
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DO JK = 1 , KLEV |
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!* 2.1.1 DOWNWARD LAYERS |
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! --------------- |
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IM12 = 2 * (JK - 1) |
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IND = (JK - 1) * NG1P1 + 1 |
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IXD = IND |
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INU = JK * NG1P1 + 1 |
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IXU = IND |
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DO JG = 1 , NG1 |
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IBS = IM12 + JG |
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IDD = IXD + JG |
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DO JA = 1 , KUAER |
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DO JL = KIDIA,KFDIA |
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ZUU(JL,JA) = PABCU(JL,JA,IND) - PABCU(JL,JA,IDD) |
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ENDDO |
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ENDDO |
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CALL LWTT & |
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& ( KIDIA , KFDIA , KLON,& |
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& PGA(1,1,1,JK), PGB(1,1,1,JK),& |
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& ZUU , ZTT & |
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& ) |
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DO JL = KIDIA,KFDIA |
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ZWTR1=PDBSL(JL,1,IBS)*ZTT(JL,1) *ZTT(JL,10) |
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ZWTR2=PDBSL(JL,2,IBS)*ZTT(JL,2)*ZTT(JL,7)*ZTT(JL,11) |
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ZWTR3=PDBSL(JL,3,IBS)*ZTT(JL,4)*ZTT(JL,8)*ZTT(JL,12) |
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ZWTR4=PDBSL(JL,4,IBS)*ZTT(JL,5)*ZTT(JL,9)*ZTT(JL,13) |
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ZWTR5=PDBSL(JL,5,IBS)*ZTT(JL,3) *ZTT(JL,14) |
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ZWTR6=PDBSL(JL,6,IBS)*ZTT(JL,6) *ZTT(JL,15) |
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ZWTR=ZWTR1+ZWTR2+ZWTR3+ZWTR4+ZWTR5+ZWTR6 |
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PADJD(JL,JK) = PADJD(JL,JK) + ZWTR * WG1(JG) |
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IF (JK == 1) THEN |
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PDWFSU(JL,1)=PDWFSU(JL,1)+WG1(JG)*ZWTR1 |
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PDWFSU(JL,2)=PDWFSU(JL,2)+WG1(JG)*ZWTR2 |
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PDWFSU(JL,3)=PDWFSU(JL,3)+WG1(JG)*ZWTR3 |
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PDWFSU(JL,4)=PDWFSU(JL,4)+WG1(JG)*ZWTR4 |
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PDWFSU(JL,5)=PDWFSU(JL,5)+WG1(JG)*ZWTR5 |
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PDWFSU(JL,6)=PDWFSU(JL,6)+WG1(JG)*ZWTR6 |
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ENDIF |
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ENDDO |
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!* 2.1.2 UPWARD LAYERS |
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! ------------- |
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IMU = IXU + JG |
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DO JA = 1 , KUAER |
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DO JL = KIDIA,KFDIA |
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ZUU(JL,JA) = PABCU(JL,JA,IMU) - PABCU(JL,JA,INU) |
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ENDDO |
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ENDDO |
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CALL LWTT & |
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& ( KIDIA , KFDIA , KLON,& |
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& PGA(1,1,1,JK), PGB(1,1,1,JK),& |
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& ZUU , ZTT & |
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& ) |
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DO JL = KIDIA,KFDIA |
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ZWTR=PDBSL(JL,1,IBS)*ZTT(JL,1) *ZTT(JL,10)& |
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& +PDBSL(JL,2,IBS)*ZTT(JL,2)*ZTT(JL,7)*ZTT(JL,11)& |
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& +PDBSL(JL,3,IBS)*ZTT(JL,4)*ZTT(JL,8)*ZTT(JL,12)& |
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& +PDBSL(JL,4,IBS)*ZTT(JL,5)*ZTT(JL,9)*ZTT(JL,13)& |
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& +PDBSL(JL,5,IBS)*ZTT(JL,3) *ZTT(JL,14)& |
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& +PDBSL(JL,6,IBS)*ZTT(JL,6) *ZTT(JL,15) |
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PADJU(JL,JK+1) = PADJU(JL,JK+1) + ZWTR * WG1(JG) |
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ENDDO |
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ENDDO |
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DO JL = KIDIA,KFDIA |
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PCNTRB(JL,JK,JK+1) = PADJD(JL,JK) |
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PCNTRB(JL,JK+1,JK) = PADJU(JL,JK+1) |
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PCNTRB(JL,JK ,JK) = 0.0_JPRB |
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ENDDO |
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ENDDO |
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DO JK = 1 , KLEV |
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JK2 = 2 * JK |
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JK1 = JK2 - 1 |
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DO JNU = 1 , NSIL |
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DO JL = KIDIA,KFDIA |
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PDBDT(JL,JNU,JK) = PDBSL(JL,JNU,JK1) + PDBSL(JL,JNU,JK2) |
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ENDDO |
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ENDDO |
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ENDDO |
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!----------------------------------------------------------------------- |
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IF (LHOOK) CALL DR_HOOK('LWVN',1,ZHOOK_HANDLE) |
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END SUBROUTINE LWVN |