[3880] | 1 | !---------------------------------------------------------------------------- |
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| 2 | SUBROUTINE RRTM_TAUMOL6 (KIDIA,KFDIA,KLEV,P_TAU,P_WX,& |
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| 3 | & P_TAUAERL,P_FAC00,P_FAC01,P_FAC10,P_FAC11,P_FORFAC,P_FORFRAC,K_INDFOR,K_JP,K_JT,K_JT1,& |
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| 4 | & P_COLH2O,P_COLCO2,P_COLDRY,K_LAYTROP,P_SELFFAC,P_SELFFRAC,K_INDSELF,PFRAC,PMINORFRAC,KINDMINOR) |
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| 5 | |
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| 6 | ! BAND 6: 820-980 cm-1 (low - H2O; high - nothing) |
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| 7 | |
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| 8 | ! AUTHOR. |
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| 9 | ! ------- |
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| 10 | ! JJMorcrette, ECMWF |
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| 11 | |
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| 12 | ! MODIFICATIONS. |
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| 13 | ! -------------- |
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| 14 | ! M.Hamrud 01-Oct-2003 CY28 Cleaning |
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| 15 | ! NEC 25-Oct-2007 Optimisations |
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| 16 | ! JJMorcrette 20110613 flexible number of g-points |
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| 17 | ! ABozzo 201306 updated to rrtmg v4.85 |
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| 18 | ! band 6: 820-980 cm-1 (low key - h2o; low minor - co2) |
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| 19 | ! (high key - nothing; high minor - cfc11, cfc12) |
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| 20 | ! --------------------------------------------------------------------------- |
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| 21 | |
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| 22 | USE PARKIND1 ,ONLY : JPIM ,JPRB |
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| 23 | USE YOMHOOK ,ONLY : LHOOK, DR_HOOK |
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| 24 | |
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| 25 | USE PARRRTM , ONLY : JPBAND ,JPXSEC |
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| 26 | USE YOERRTM , ONLY : JPGPT ,NG6 ,NGS5 |
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| 27 | USE YOERRTWN , ONLY : NSPA |
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| 28 | USE YOERRTA6 , ONLY : ABSA ,KA_MCO2 ,CFC11ADJ , CFC12 ,& |
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| 29 | & FRACREFA,SELFREF,FORREF |
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| 30 | USE YOERRTRF, ONLY : CHI_MLS |
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| 31 | |
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| 32 | IMPLICIT NONE |
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| 33 | |
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| 34 | INTEGER(KIND=JPIM),INTENT(IN) :: KIDIA |
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| 35 | INTEGER(KIND=JPIM),INTENT(IN) :: KFDIA |
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| 36 | INTEGER(KIND=JPIM),INTENT(IN) :: KLEV |
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| 37 | REAL(KIND=JPRB) ,INTENT(OUT) :: P_TAU(KIDIA:KFDIA,JPGPT,KLEV) |
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| 38 | REAL(KIND=JPRB) ,INTENT(IN) :: P_WX(KIDIA:KFDIA,JPXSEC,KLEV) ! Amount of trace gases |
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| 39 | REAL(KIND=JPRB) ,INTENT(IN) :: P_TAUAERL(KIDIA:KFDIA,KLEV,JPBAND) |
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| 40 | REAL(KIND=JPRB) ,INTENT(IN) :: P_FAC00(KIDIA:KFDIA,KLEV) |
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| 41 | REAL(KIND=JPRB) ,INTENT(IN) :: P_FAC01(KIDIA:KFDIA,KLEV) |
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| 42 | REAL(KIND=JPRB) ,INTENT(IN) :: P_FAC10(KIDIA:KFDIA,KLEV) |
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| 43 | REAL(KIND=JPRB) ,INTENT(IN) :: P_FAC11(KIDIA:KFDIA,KLEV) |
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| 44 | INTEGER(KIND=JPIM),INTENT(IN) :: K_JP(KIDIA:KFDIA,KLEV) |
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| 45 | INTEGER(KIND=JPIM),INTENT(IN) :: K_JT(KIDIA:KFDIA,KLEV) |
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| 46 | INTEGER(KIND=JPIM),INTENT(IN) :: K_JT1(KIDIA:KFDIA,KLEV) |
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| 47 | REAL(KIND=JPRB) ,INTENT(IN) :: P_COLH2O(KIDIA:KFDIA,KLEV) |
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| 48 | REAL(KIND=JPRB) ,INTENT(IN) :: P_COLCO2(KIDIA:KFDIA,KLEV) |
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| 49 | REAL(KIND=JPRB) ,INTENT(IN) :: P_COLDRY(KIDIA:KFDIA,KLEV) |
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| 50 | INTEGER(KIND=JPIM),INTENT(IN) :: K_LAYTROP(KIDIA:KFDIA) |
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| 51 | REAL(KIND=JPRB) ,INTENT(IN) :: P_SELFFAC(KIDIA:KFDIA,KLEV) |
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| 52 | REAL(KIND=JPRB) ,INTENT(IN) :: P_SELFFRAC(KIDIA:KFDIA,KLEV) |
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| 53 | INTEGER(KIND=JPIM),INTENT(IN) :: K_INDSELF(KIDIA:KFDIA,KLEV) |
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| 54 | REAL(KIND=JPRB) ,INTENT(OUT) :: PFRAC(KIDIA:KFDIA,JPGPT,KLEV) |
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| 55 | |
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| 56 | INTEGER(KIND=JPIM),INTENT(IN) :: K_INDFOR(KIDIA:KFDIA,KLEV) |
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| 57 | REAL(KIND=JPRB) ,INTENT(IN) :: P_FORFAC(KIDIA:KFDIA,KLEV) |
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| 58 | REAL(KIND=JPRB) ,INTENT(IN) :: P_FORFRAC(KIDIA:KFDIA,KLEV) |
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| 59 | REAL(KIND=JPRB) ,INTENT(IN) :: PMINORFRAC(KIDIA:KFDIA,KLEV) |
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| 60 | INTEGER(KIND=JPIM),INTENT(IN) :: KINDMINOR(KIDIA:KFDIA,KLEV) |
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| 61 | |
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| 62 | ! --------------------------------------------------------------------------- |
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| 63 | |
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| 64 | INTEGER(KIND=JPIM) :: IND0(KLEV),IND1(KLEV),INDS(KLEV),INDF(KLEV),INDM(KLEV) |
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| 65 | |
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| 66 | INTEGER(KIND=JPIM) :: IG, JLAY |
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| 67 | INTEGER(KIND=JPIM) :: JLON |
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| 68 | |
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| 69 | REAL(KIND=JPRB) :: ZADJFAC,ZADJCOLCO2(KIDIA:KFDIA,KLEV),ZRATCO2,ZCHI_CO2 |
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| 70 | REAL(KIND=JPRB) :: ZTAUFOR,ZTAUSELF,ZABSCO2 |
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| 71 | REAL(KIND=JPRB) :: ZHOOK_HANDLE |
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| 72 | |
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| 73 | ! Minor gas mapping level: |
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| 74 | ! lower - co2, p = 706.2720 mb, t = 294.2 k |
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| 75 | ! upper - cfc11, cfc12 |
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| 76 | |
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| 77 | |
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| 78 | ! Compute the optical depth by interpolating in ln(pressure) and |
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| 79 | ! temperature. The water vapor self- and foreign- continuum is interpolated |
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| 80 | ! (in temperature) separately. |
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| 81 | |
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| 82 | ASSOCIATE(NFLEVG=>KLEV) |
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| 83 | IF (LHOOK) CALL DR_HOOK('RRTM_TAUMOL6',0,ZHOOK_HANDLE) |
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| 84 | |
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| 85 | DO JLAY = 1, KLEV |
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| 86 | DO JLON = KIDIA, KFDIA |
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| 87 | IF (JLAY <= K_LAYTROP(JLON)) THEN |
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| 88 | ! In atmospheres where the amount of CO2 is too great to be considered |
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| 89 | ! a minor species, adjust the column amount of CO2 by an empirical factor |
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| 90 | ! to obtain the proper contribution. |
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| 91 | ZCHI_CO2 = P_COLCO2(JLON,JLAY)/P_COLDRY(JLON,JLAY) |
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| 92 | ZRATCO2 = 1.E20_JPRB*ZCHI_CO2/CHI_MLS(2,K_JP(JLON,JLAY)+1) |
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| 93 | IF (ZRATCO2 > 3.0_JPRB) THEN |
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| 94 | ZADJFAC = 2.0_JPRB+(ZRATCO2-2.0_JPRB)**0.77_JPRB |
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| 95 | ZADJCOLCO2(JLON,JLAY) = ZADJFAC*CHI_MLS(2,K_JP(JLON,JLAY)+1)*P_COLDRY(JLON,JLAY)*1.E-20_JPRB |
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| 96 | ELSE |
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| 97 | ZADJCOLCO2(JLON,JLAY) = P_COLCO2(JLON,JLAY) |
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| 98 | ENDIF |
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| 99 | |
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| 100 | IND0(JLAY) = ((K_JP(JLON,JLAY)-1)*5+(K_JT(JLON,JLAY)-1))*NSPA(6) + 1 |
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| 101 | IND1(JLAY) = (K_JP(JLON,JLAY)*5+(K_JT1(JLON,JLAY)-1))*NSPA(6) + 1 |
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| 102 | INDS(JLAY) = K_INDSELF(JLON,JLAY) |
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| 103 | INDF(JLAY) = K_INDFOR(JLON,JLAY) |
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| 104 | INDM(JLAY) = KINDMINOR(JLON,JLAY) |
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| 105 | |
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| 106 | !-- DS_000515 |
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| 107 | !CDIR UNROLL=NG6 |
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| 108 | DO IG = 1, NG6 |
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| 109 | !-- DS_000515 |
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| 110 | ZTAUSELF = P_SELFFAC(JLON,JLAY)* (SELFREF(INDS(JLAY),IG) + P_SELFFRAC(JLON,JLAY) * & |
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| 111 | & (SELFREF(INDS(JLAY)+1,IG) - SELFREF(INDS(JLAY),IG))) |
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| 112 | ZTAUFOR = P_FORFAC(JLON,JLAY) * (FORREF(INDF(JLAY),IG) + P_FORFRAC(JLON,JLAY) * & |
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| 113 | & (FORREF(INDF(JLAY)+1,IG) - FORREF(INDF(JLAY),IG))) |
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| 114 | ZABSCO2 = KA_MCO2(INDM(JLAY),IG) + PMINORFRAC(JLON,JLAY) * & |
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| 115 | & (KA_MCO2(INDM(JLAY)+1,IG) - KA_MCO2(INDM(JLAY),IG)) |
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| 116 | |
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| 117 | P_TAU(JLON,NGS5+IG,JLAY) = P_COLH2O(JLON,JLAY) *& |
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| 118 | & (P_FAC00(JLON,JLAY) * ABSA(IND0(JLAY) ,IG) +& |
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| 119 | & P_FAC10(JLON,JLAY) * ABSA(IND0(JLAY)+1,IG) +& |
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| 120 | & P_FAC01(JLON,JLAY) * ABSA(IND1(JLAY) ,IG) +& |
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| 121 | & P_FAC11(JLON,JLAY) * ABSA(IND1(JLAY)+1,IG)) +& |
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| 122 | & ZTAUSELF + ZTAUFOR & |
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| 123 | & + P_WX(JLON,2,JLAY) * CFC11ADJ(IG)& |
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| 124 | & + P_WX(JLON,3,JLAY) * CFC12(IG)& |
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| 125 | & + ZADJCOLCO2(JLON,JLAY) * ZABSCO2 & |
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| 126 | & + P_TAUAERL(JLON,JLAY,6) |
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| 127 | PFRAC(JLON,NGS5+IG,JLAY) = FRACREFA(IG) |
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| 128 | ENDDO |
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| 129 | ENDIF |
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| 130 | |
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| 131 | ! Nothing important goes on above LAYTROP in this band. |
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| 132 | !-- JJM_000517 |
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| 133 | IF (JLAY > K_LAYTROP(JLON)) THEN |
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| 134 | !CDIR UNROLL=NG6 |
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| 135 | DO IG = 1, NG6 |
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| 136 | !-- JJM_000517 |
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| 137 | P_TAU(JLON,NGS5+IG,JLAY) = 0.0_JPRB & |
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| 138 | & + P_WX(JLON,2,JLAY) * CFC11ADJ(IG)& |
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| 139 | & + P_WX(JLON,3,JLAY) * CFC12(IG)& |
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| 140 | & + P_TAUAERL(JLON,JLAY,6) |
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| 141 | PFRAC(JLON,NGS5+IG,JLAY) = FRACREFA(IG) |
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| 142 | ENDDO |
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| 143 | ENDIF |
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| 144 | ENDDO |
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| 145 | ENDDO |
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| 146 | |
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| 147 | IF (LHOOK) CALL DR_HOOK('RRTM_TAUMOL6',1,ZHOOK_HANDLE) |
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| 148 | |
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| 149 | END ASSOCIATE |
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| 150 | END SUBROUTINE RRTM_TAUMOL6 |
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