[3331] | 1 | SUBROUTINE LWVN & |
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| 2 | & ( KIDIA, KFDIA, KLON , KLEV , KUAER,& |
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| 3 | & PABCU, PDBSL, PGA , PGB,& |
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| 4 | & PADJD, PADJU, PCNTRB, PDBDT, PDWFSU & |
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| 5 | & ) |
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| 6 | |
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| 7 | !**** *LWVN* - L.W., VERTICAL INTEGRATION, NEARBY LAYERS |
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| 8 | |
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| 9 | ! PURPOSE. |
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| 10 | ! -------- |
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| 11 | ! CARRIES OUT THE VERTICAL INTEGRATION ON NEARBY LAYERS |
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| 12 | ! TO GIVE LONGWAVE FLUXES OR RADIANCES |
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| 13 | |
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| 14 | !** INTERFACE. |
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| 15 | ! ---------- |
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| 16 | |
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| 17 | ! EXPLICIT ARGUMENTS : |
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| 18 | ! -------------------- |
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| 19 | ! ==== INPUTS === |
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| 20 | ! PABCU : (KLON,NUA,3*KLEV+1) ; ABSORBER AMOUNTS |
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| 21 | ! PDBSL : (KLON,KLEV*2) ; SUB-LAYER PLANCK FUNCTION GRADIENT |
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| 22 | ! PGA, PGB ; PADE APPROXIMANTS |
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| 23 | ! ==== OUTPUTS === |
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| 24 | ! PADJ.. : (KLON,KLEV+1) ; CONTRIBUTION OF ADJACENT LAYERS |
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| 25 | ! PCNTRB : (KLON,KLEV+1,KLEV+1); CLEAR-SKY ENERGY EXCHANGE MATRIX |
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| 26 | ! PDBDT : (KLON,NUA,KLEV) ; LAYER PLANCK FUNCTION GRADIENT |
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| 27 | ! PDWFSU : (KLON,NSIL) ; SPECTRAL DOWNWARD FLUX AT SURFACE |
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| 28 | |
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| 29 | ! IMPLICIT ARGUMENTS : NONE |
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| 30 | ! -------------------- |
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| 31 | |
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| 32 | ! METHOD. |
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| 33 | ! ------- |
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| 34 | |
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| 35 | ! 1. PERFORMS THE VERTICAL INTEGRATION CORRESPONDING TO THE |
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| 36 | ! CONTRIBUTIONS OF THE ADJACENT LAYERS USING A GAUSSIAN QUADRATURE |
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| 37 | |
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| 38 | ! EXTERNALS. |
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| 39 | ! ---------- |
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| 40 | |
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| 41 | ! *LWTT* |
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| 42 | |
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| 43 | ! REFERENCE. |
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| 44 | ! ---------- |
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| 45 | |
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| 46 | ! SEE RADIATION'S PART OF THE MODEL'S DOCUMENTATION AND |
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| 47 | ! ECMWF RESEARCH DEPARTMENT DOCUMENTATION OF THE IFS |
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| 48 | |
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| 49 | ! AUTHOR. |
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| 50 | ! ------- |
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| 51 | ! JEAN-JACQUES MORCRETTE *ECMWF* |
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| 52 | |
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| 53 | ! MODIFICATIONS. |
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| 54 | ! -------------- |
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| 55 | ! ORIGINAL : 89-07-14 |
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| 56 | ! JJ Morcrette 97-04-18 Revised Continuum + Surf.Emissiv. |
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| 57 | ! M.Hamrud 01-Oct-2003 CY28 Cleaning |
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| 58 | !----------------------------------------------------------------------- |
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| 59 | |
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| 60 | USE PARKIND1 ,ONLY : JPIM ,JPRB |
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| 61 | USE YOMHOOK ,ONLY : LHOOK, DR_HOOK |
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| 62 | |
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| 63 | USE YOELW , ONLY : NSIL ,NIPD ,NTRA ,NUA ,& |
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| 64 | & NG1 ,NG1P1 ,WG1 |
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| 65 | |
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| 66 | IMPLICIT NONE |
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| 67 | |
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| 68 | INTEGER(KIND=JPIM),INTENT(IN) :: KLON |
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| 69 | INTEGER(KIND=JPIM),INTENT(IN) :: KLEV |
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| 70 | INTEGER(KIND=JPIM),INTENT(IN) :: KIDIA |
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| 71 | INTEGER(KIND=JPIM),INTENT(IN) :: KFDIA |
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| 72 | INTEGER(KIND=JPIM),INTENT(IN) :: KUAER |
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| 73 | REAL(KIND=JPRB) ,INTENT(IN) :: PABCU(KLON,NUA,3*KLEV+1) |
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| 74 | REAL(KIND=JPRB) ,INTENT(IN) :: PDBSL(KLON,NSIL,KLEV*2) |
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| 75 | REAL(KIND=JPRB) ,INTENT(IN) :: PGA(KLON,NIPD,2,KLEV) |
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| 76 | REAL(KIND=JPRB) ,INTENT(IN) :: PGB(KLON,NIPD,2,KLEV) |
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| 77 | REAL(KIND=JPRB) ,INTENT(OUT) :: PADJD(KLON,KLEV+1) |
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| 78 | REAL(KIND=JPRB) ,INTENT(OUT) :: PADJU(KLON,KLEV+1) |
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| 79 | REAL(KIND=JPRB) ,INTENT(OUT) :: PCNTRB(KLON,KLEV+1,KLEV+1) |
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| 80 | REAL(KIND=JPRB) ,INTENT(OUT) :: PDBDT(KLON,NSIL,KLEV) |
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| 81 | REAL(KIND=JPRB) ,INTENT(INOUT) :: PDWFSU(KLON,NSIL) |
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| 82 | !----------------------------------------------------------------------- |
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| 83 | |
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| 84 | !* 0.1 ARGUMENTS |
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| 85 | ! --------- |
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| 86 | |
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| 87 | !----------------------------------------------------------------------- |
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| 88 | |
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| 89 | ! ------------ |
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| 90 | |
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| 91 | REAL(KIND=JPRB) :: ZTT(KLON,NTRA), ZTT1(KLON,NTRA), ZTT2(KLON,NTRA), ZUU(KLON,NUA) |
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| 92 | |
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| 93 | INTEGER(KIND=JPIM) :: IBS, IDD, IM12, IMU, IND, INU, IXD, IXU,& |
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| 94 | & JA, JG, JK, JK1, JK2, JL, JNU |
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| 95 | |
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| 96 | REAL(KIND=JPRB) :: ZWTR, ZWTR1, ZWTR2, ZWTR3, ZWTR4, ZWTR5, ZWTR6 |
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| 97 | REAL(KIND=JPRB) :: ZHOOK_HANDLE |
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| 98 | |
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| 99 | #include "lwtt.intfb.h" |
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| 100 | |
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| 101 | !----------------------------------------------------------------------- |
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| 102 | |
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| 103 | !* 1. INITIALIZATION |
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| 104 | ! -------------- |
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| 105 | |
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| 106 | !* 1.1 INITIALIZE LAYER CONTRIBUTIONS |
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| 107 | ! ------------------------------ |
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| 108 | |
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| 109 | IF (LHOOK) CALL DR_HOOK('LWVN',0,ZHOOK_HANDLE) |
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| 110 | DO JK = 1 , KLEV+1 |
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| 111 | DO JL = KIDIA,KFDIA |
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| 112 | PADJD(JL,JK) = 0.0_JPRB |
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| 113 | PADJU(JL,JK) = 0.0_JPRB |
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| 114 | ENDDO |
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| 115 | ENDDO |
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| 116 | |
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| 117 | !* 1.2 INITIALIZE TRANSMISSION FUNCTIONS |
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| 118 | ! --------------------------------- |
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| 119 | |
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| 120 | DO JA = 1 , NTRA |
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| 121 | DO JL = KIDIA,KFDIA |
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| 122 | ZTT (JL,JA) = 1.0_JPRB |
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| 123 | ZTT1(JL,JA) = 1.0_JPRB |
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| 124 | ZTT2(JL,JA) = 1.0_JPRB |
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| 125 | ENDDO |
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| 126 | ENDDO |
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| 127 | |
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| 128 | DO JA = 1 , NUA |
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| 129 | DO JL = KIDIA,KFDIA |
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| 130 | ZUU(JL,JA) = 0.0_JPRB |
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| 131 | ENDDO |
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| 132 | ENDDO |
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| 133 | |
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| 134 | ! ------------------------------------------------------------------ |
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| 135 | |
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| 136 | !* 2. VERTICAL INTEGRATION |
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| 137 | ! -------------------- |
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| 138 | |
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| 139 | !* 2.1 CONTRIBUTION FROM ADJACENT LAYERS |
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| 140 | ! --------------------------------- |
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| 141 | |
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| 142 | DO JK = 1 , KLEV |
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| 143 | |
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| 144 | !* 2.1.1 DOWNWARD LAYERS |
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| 145 | ! --------------- |
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| 146 | |
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| 147 | IM12 = 2 * (JK - 1) |
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| 148 | IND = (JK - 1) * NG1P1 + 1 |
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| 149 | IXD = IND |
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| 150 | INU = JK * NG1P1 + 1 |
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| 151 | IXU = IND |
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| 152 | |
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| 153 | DO JG = 1 , NG1 |
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| 154 | IBS = IM12 + JG |
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| 155 | IDD = IXD + JG |
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| 156 | |
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| 157 | DO JA = 1 , KUAER |
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| 158 | DO JL = KIDIA,KFDIA |
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| 159 | ZUU(JL,JA) = PABCU(JL,JA,IND) - PABCU(JL,JA,IDD) |
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| 160 | ENDDO |
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| 161 | ENDDO |
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| 162 | |
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| 163 | CALL LWTT & |
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| 164 | & ( KIDIA , KFDIA , KLON,& |
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| 165 | & PGA(1,1,1,JK), PGB(1,1,1,JK),& |
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| 166 | & ZUU , ZTT & |
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| 167 | & ) |
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| 168 | |
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| 169 | DO JL = KIDIA,KFDIA |
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| 170 | ZWTR1=PDBSL(JL,1,IBS)*ZTT(JL,1) *ZTT(JL,10) |
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| 171 | ZWTR2=PDBSL(JL,2,IBS)*ZTT(JL,2)*ZTT(JL,7)*ZTT(JL,11) |
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| 172 | ZWTR3=PDBSL(JL,3,IBS)*ZTT(JL,4)*ZTT(JL,8)*ZTT(JL,12) |
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| 173 | ZWTR4=PDBSL(JL,4,IBS)*ZTT(JL,5)*ZTT(JL,9)*ZTT(JL,13) |
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| 174 | ZWTR5=PDBSL(JL,5,IBS)*ZTT(JL,3) *ZTT(JL,14) |
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| 175 | ZWTR6=PDBSL(JL,6,IBS)*ZTT(JL,6) *ZTT(JL,15) |
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| 176 | ZWTR=ZWTR1+ZWTR2+ZWTR3+ZWTR4+ZWTR5+ZWTR6 |
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| 177 | PADJD(JL,JK) = PADJD(JL,JK) + ZWTR * WG1(JG) |
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| 178 | IF (JK == 1) THEN |
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| 179 | PDWFSU(JL,1)=PDWFSU(JL,1)+WG1(JG)*ZWTR1 |
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| 180 | PDWFSU(JL,2)=PDWFSU(JL,2)+WG1(JG)*ZWTR2 |
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| 181 | PDWFSU(JL,3)=PDWFSU(JL,3)+WG1(JG)*ZWTR3 |
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| 182 | PDWFSU(JL,4)=PDWFSU(JL,4)+WG1(JG)*ZWTR4 |
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| 183 | PDWFSU(JL,5)=PDWFSU(JL,5)+WG1(JG)*ZWTR5 |
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| 184 | PDWFSU(JL,6)=PDWFSU(JL,6)+WG1(JG)*ZWTR6 |
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| 185 | ENDIF |
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| 186 | ENDDO |
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| 187 | |
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| 188 | !* 2.1.2 UPWARD LAYERS |
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| 189 | ! ------------- |
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| 190 | |
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| 191 | IMU = IXU + JG |
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| 192 | DO JA = 1 , KUAER |
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| 193 | DO JL = KIDIA,KFDIA |
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| 194 | ZUU(JL,JA) = PABCU(JL,JA,IMU) - PABCU(JL,JA,INU) |
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| 195 | ENDDO |
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| 196 | ENDDO |
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| 197 | |
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| 198 | CALL LWTT & |
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| 199 | & ( KIDIA , KFDIA , KLON,& |
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| 200 | & PGA(1,1,1,JK), PGB(1,1,1,JK),& |
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| 201 | & ZUU , ZTT & |
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| 202 | & ) |
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| 203 | |
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| 204 | DO JL = KIDIA,KFDIA |
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| 205 | ZWTR=PDBSL(JL,1,IBS)*ZTT(JL,1) *ZTT(JL,10)& |
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| 206 | & +PDBSL(JL,2,IBS)*ZTT(JL,2)*ZTT(JL,7)*ZTT(JL,11)& |
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| 207 | & +PDBSL(JL,3,IBS)*ZTT(JL,4)*ZTT(JL,8)*ZTT(JL,12)& |
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| 208 | & +PDBSL(JL,4,IBS)*ZTT(JL,5)*ZTT(JL,9)*ZTT(JL,13)& |
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| 209 | & +PDBSL(JL,5,IBS)*ZTT(JL,3) *ZTT(JL,14)& |
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| 210 | & +PDBSL(JL,6,IBS)*ZTT(JL,6) *ZTT(JL,15) |
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| 211 | PADJU(JL,JK+1) = PADJU(JL,JK+1) + ZWTR * WG1(JG) |
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| 212 | ENDDO |
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| 213 | |
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| 214 | ENDDO |
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| 215 | |
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| 216 | DO JL = KIDIA,KFDIA |
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| 217 | PCNTRB(JL,JK,JK+1) = PADJD(JL,JK) |
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| 218 | PCNTRB(JL,JK+1,JK) = PADJU(JL,JK+1) |
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| 219 | PCNTRB(JL,JK ,JK) = 0.0_JPRB |
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| 220 | ENDDO |
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| 221 | |
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| 222 | ENDDO |
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| 223 | |
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| 224 | DO JK = 1 , KLEV |
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| 225 | JK2 = 2 * JK |
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| 226 | JK1 = JK2 - 1 |
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| 227 | |
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| 228 | DO JNU = 1 , NSIL |
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| 229 | DO JL = KIDIA,KFDIA |
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| 230 | PDBDT(JL,JNU,JK) = PDBSL(JL,JNU,JK1) + PDBSL(JL,JNU,JK2) |
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| 231 | ENDDO |
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| 232 | ENDDO |
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| 233 | ENDDO |
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| 234 | |
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| 235 | !----------------------------------------------------------------------- |
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| 236 | |
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| 237 | IF (LHOOK) CALL DR_HOOK('LWVN',1,ZHOOK_HANDLE) |
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| 238 | END SUBROUTINE LWVN |
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