| [2089] | 1 | SUBROUTINE OLWBV & |
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| 2 | & ( KIDIA, KFDIA, KLON , KLEV & |
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| 3 | & , PDP , PDT0 , PEMIS, PTH & |
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| 4 | & , PT & |
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| 5 | & , PCOLC, PFLUC & |
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| 6 | & , PABCU, PBINT, PBSUI, PCNTRB, PFDN, PFUP ) |
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| 7 | ! |
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| 8 | !**** *LWBV* - COMPUTE PLANCK FUNC., PERF. VERT. INTEGRATION |
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| 9 | ! |
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| 10 | ! PURPOSE. |
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| 11 | ! -------- |
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| 12 | ! TO COMPUTE THE PLANCK FUNCTION AND PERFORM THE |
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| 13 | ! VERTICAL INTEGRATION. SPLIT OUT FROM LW FOR MEMORY |
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| 14 | ! SAVING |
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| 15 | ! |
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| 16 | !** INTERFACE. |
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| 17 | ! ---------- |
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| 18 | ! |
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| 19 | ! *LWVB* IS CALLED FROM *LW* |
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| 20 | ! |
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| 21 | ! EXPLICIT ARGUMENTS : |
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| 22 | ! -------------------- |
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| 23 | ! PDP : (KLON,KLEV) ; LAYER PRESSURE THICKNESS |
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| 24 | ! PDT0 : (KLON) ; SURFACE TEMPERATURE DISCONTINUITY |
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| 25 | ! PEMIS : (KLON) ; SURFACE EMISSIVITY |
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| 26 | ! PT : (KLON,KLEV) ; TEMPERATURE |
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| 27 | ! PTH : (KLON,KLEV+1) ; HALF LEVEL TEMPERATURE |
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| 28 | ! ==== OUTPUTS === |
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| 29 | ! |
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| 30 | ! IMPLICIT ARGUMENTS : NONE |
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| 31 | ! -------------------- |
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| 32 | ! |
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| 33 | ! METHOD. |
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| 34 | ! ------- |
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| 35 | ! |
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| 36 | ! 1. COMPUTES THE PLANCK FUNCTIONS ON THE INTERFACES AND THE |
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| 37 | ! GRADIENT OF PLANCK FUNCTIONS IN THE LAYERS. |
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| 38 | ! 2. PERFORMS THE VERTICAL INTEGRATION DISTINGUISHING THE CON- |
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| 39 | ! TRIBUTIONS OF THE ADJACENT AND DISTANT LAYERS AND THOSE FROM THE |
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| 40 | ! BOUNDARIES. |
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| 41 | ! 3. COMPUTES THE CLEAR-SKY COOLING RATES. |
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| 42 | ! |
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| 43 | ! EXTERNALS. |
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| 44 | ! ---------- |
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| 45 | ! |
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| 46 | ! *LWB*, *LWV* |
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| 47 | ! |
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| 48 | ! REFERENCE. |
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| 49 | ! ---------- |
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| 50 | ! |
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| 51 | ! SEE RADIATION'S PART OF THE MODEL'S DOCUMENTATION AND |
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| 52 | ! ECMWF RESEARCH DEPARTMENT DOCUMENTATION OF THE IFS |
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| 53 | ! |
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| 54 | ! AUTHOR. |
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| 55 | ! ------- |
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| 56 | ! JEAN-JACQUES MORCRETTE *ECMWF* |
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| 57 | ! |
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| 58 | ! MODIFICATIONS. |
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| 59 | ! -------------- |
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| 60 | ! ORIGINAL : 89-07-14 |
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| 61 | ! MODIFICATION : 93-10-15 M.HAMRUD (SPLIT OUT FROM LW TO SAVE |
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| 62 | ! MEMORY) |
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| 63 | !----------------------------------------------------------------------- |
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| 64 | |
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| 65 | #include "tsmbkind.h" |
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| 66 | |
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| 67 | USE YOEOLW , ONLY : NISP ,NIPD ,NUA |
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| 68 | USE YOERDU , ONLY : NUAER ,NTRAER ,RCDAY |
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| 69 | USE YOEDBUG , ONLY : LDEBUG |
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| 70 | |
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| 71 | IMPLICIT NONE |
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| 72 | |
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| 73 | |
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| 74 | ! DUMMY INTEGER SCALARS |
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| 75 | INTEGER_M :: KFDIA |
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| 76 | INTEGER_M :: KIDIA |
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| 77 | INTEGER_M :: KLEV |
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| 78 | INTEGER_M :: KLON |
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| 79 | |
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| 80 | !----------------------------------------------------------------------- |
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| 81 | ! |
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| 82 | !* 0.1 ARGUMENTS |
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| 83 | ! --------- |
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| 84 | ! |
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| 85 | REAL_B :: PDP(KLON,KLEV) & |
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| 86 | & , PDT0(KLON) ,PEMIS(KLON) & |
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| 87 | & , PTH(KLON,KLEV+1) & |
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| 88 | & , PT(KLON,KLEV) |
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| 89 | ! |
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| 90 | REAL_B :: PCOLC(KLON,KLEV), PFLUC(KLON,2,KLEV+1) |
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| 91 | ! |
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| 92 | REAL_B :: PABCU(KLON,NUA,3*KLEV+1) & |
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| 93 | & , PBINT(KLON,KLEV+1) & |
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| 94 | & , PBSUI(KLON) & |
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| 95 | & , PCNTRB(KLON,KLEV+1,KLEV+1) & |
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| 96 | & , PFDN(KLON,KLEV+1) & |
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| 97 | & , PFUP(KLON,KLEV+1) |
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| 98 | ! |
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| 99 | !------------------------------------------------------------------------- |
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| 100 | ! |
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| 101 | !* 0.2 LOCAL ARRAYS |
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| 102 | ! ------------ |
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| 103 | REAL_B :: ZB(KLON,NISP,KLEV+1) & |
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| 104 | & , ZBSUR(KLON,NISP), ZBTOP(KLON,NISP) & |
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| 105 | & , ZDBSL(KLON,NISP,KLEV*2) & |
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| 106 | & , ZGA(KLON,8,2,KLEV), ZGB(KLON,8,2,KLEV) & |
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| 107 | & , ZGASUR(KLON,8,2) , ZGBSUR(KLON,8,2) & |
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| 108 | & , ZGATOP(KLON,8,2) , ZGBTOP(KLON,8,2) |
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| 109 | |
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| 110 | REAL_B :: ZDFNET |
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| 111 | ! |
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| 112 | ! LOCAL INTEGER SCALARS |
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| 113 | INTEGER_M :: JK, JKL, JL, JLW |
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| 114 | |
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| 115 | ! ------------------------------------------------------------------ |
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| 116 | ! |
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| 117 | !* 2. COMPUTES PLANCK FUNCTIONS |
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| 118 | ! ------------------------- |
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| 119 | ! |
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| 120 | if (LDEBUG) print *, 'CALL OLWB' |
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| 121 | CALL OLWB ( KIDIA, KFDIA, KLON , KLEV & |
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| 122 | & , PDT0 , PT , PTH & |
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| 123 | & , ZB , PBINT, PBSUI , ZBSUR , ZBTOP , ZDBSL & |
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| 124 | & , ZGA , ZGB , ZGASUR, ZGBSUR, ZGATOP, ZGBTOP ) |
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| 125 | ! |
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| 126 | ! ------------------------------------------------------------------ |
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| 127 | ! |
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| 128 | !* 3. PERFORMS THE VERTICAL INTEGRATION |
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| 129 | ! --------------------------------- |
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| 130 | ! |
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| 131 | if (LDEBUG) print *, 'CALL OLWV' |
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| 132 | CALL OLWV ( KIDIA, KFDIA, KLON , KLEV , NUAER, NTRAER & |
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| 133 | & , PABCU, ZB , PBINT, PBSUI, ZBSUR, ZBTOP, ZDBSL & |
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| 134 | & , PEMIS & |
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| 135 | & , ZGA , ZGB , ZGASUR,ZGBSUR,ZGATOP,ZGBTOP & |
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| 136 | & , PCNTRB,PCOLC, PFLUC ) |
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| 137 | ! |
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| 138 | DO JK = 1 , KLEV+1 |
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| 139 | DO JL = KIDIA,KFDIA |
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| 140 | PFDN(JL,JK) = PFLUC(JL,2,JK) |
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| 141 | PFUP(JL,JK) = PFLUC(JL,1,JK) |
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| 142 | END DO |
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| 143 | END DO |
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| 144 | ! |
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| 145 | ! |
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| 146 | DO JKL = 1 , KLEV |
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| 147 | JK = KLEV+1 - JKL |
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| 148 | DO JL = KIDIA,KFDIA |
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| 149 | ZDFNET = PFLUC(JL,1,JK+1) + PFLUC(JL,2,JK+1) & |
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| 150 | & -PFLUC(JL,1,JK ) - PFLUC(JL,2,JK ) |
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| 151 | PCOLC(JL,JK) = RCDAY * ZDFNET / PDP(JL,JKL) |
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| 152 | END DO |
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| 153 | END DO |
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| 154 | ! |
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| 155 | ! ------------------------------------------------------------------ |
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| 156 | ! |
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| 157 | RETURN |
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| 158 | END SUBROUTINE OLWBV |
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