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guez |
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cIM ctes ds clesphys.h SUBROUTINE LW(RCO2,RCH4,RN2O,RCFC11,RCFC12, |
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SUBROUTINE LW( |
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. PPMB, PDP, |
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. PPSOL,PDT0,PEMIS, |
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. PTL, PTAVE, PWV, POZON, PAER, |
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. PCLDLD,PCLDLU, |
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. PVIEW, |
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. PCOLR, PCOLR0, |
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. PTOPLW,PSOLLW,PTOPLW0,PSOLLW0, |
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. psollwdown, |
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. plwup, plwdn, plwup0, plwdn0) |
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use dimens_m |
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use dimphy |
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use clesphys |
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use YOMCST |
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use raddim |
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use raddimlw |
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IMPLICIT none |
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C |
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C----------------------------------------------------------------------- |
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C METHOD. |
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C ------- |
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C |
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C 1. COMPUTES THE PRESSURE AND TEMPERATURE WEIGHTED AMOUNTS OF |
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C ABSORBERS. |
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C 2. COMPUTES THE PLANCK FUNCTIONS ON THE INTERFACES AND THE |
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C GRADIENT OF PLANCK FUNCTIONS IN THE LAYERS. |
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C 3. PERFORMS THE VERTICAL INTEGRATION DISTINGUISHING THE CON- |
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C TRIBUTIONS OF THE ADJACENT AND DISTANT LAYERS AND THOSE FROM THE |
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C BOUNDARIES. |
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C 4. COMPUTES THE CLEAR-SKY DOWNWARD AND UPWARD EMISSIVITIES. |
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C 5. INTRODUCES THE EFFECTS OF THE CLOUDS ON THE FLUXES. |
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C |
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C |
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C REFERENCE. |
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C ---------- |
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C |
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C SEE RADIATION'S PART OF THE MODEL'S DOCUMENTATION AND |
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C ECMWF RESEARCH DEPARTMENT DOCUMENTATION OF THE IFS |
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C |
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C AUTHOR. |
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C ------- |
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C JEAN-JACQUES MORCRETTE *ECMWF* |
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C |
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C MODIFICATIONS. |
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C -------------- |
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C ORIGINAL : 89-07-14 |
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C----------------------------------------------------------------------- |
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cIM ctes ds clesphys.h |
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c REAL*8 RCO2 ! CO2 CONCENTRATION (IPCC:353.E-06* 44.011/28.97) |
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c REAL*8 RCH4 ! CH4 CONCENTRATION (IPCC: 1.72E-06* 16.043/28.97) |
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c REAL*8 RN2O ! N2O CONCENTRATION (IPCC: 310.E-09* 44.013/28.97) |
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c REAL*8 RCFC11 ! CFC11 CONCENTRATION (IPCC: 280.E-12* 137.3686/28.97) |
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c REAL*8 RCFC12 ! CFC12 CONCENTRATION (IPCC: 484.E-12* 120.9140/28.97) |
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REAL*8 PCLDLD(KDLON,KFLEV) ! DOWNWARD EFFECTIVE CLOUD COVER |
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REAL*8 PCLDLU(KDLON,KFLEV) ! UPWARD EFFECTIVE CLOUD COVER |
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REAL*8 PDP(KDLON,KFLEV) ! LAYER PRESSURE THICKNESS (Pa) |
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REAL*8 PDT0(KDLON) ! SURFACE TEMPERATURE DISCONTINUITY (K) |
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REAL*8 PEMIS(KDLON) ! SURFACE EMISSIVITY |
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REAL*8 PPMB(KDLON,KFLEV+1) ! HALF LEVEL PRESSURE (mb) |
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REAL*8 PPSOL(KDLON) ! SURFACE PRESSURE (Pa) |
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REAL*8 POZON(KDLON,KFLEV) ! O3 CONCENTRATION (kg/kg) |
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REAL*8 PTL(KDLON,KFLEV+1) ! HALF LEVEL TEMPERATURE (K) |
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REAL*8 PAER(KDLON,KFLEV,5) ! OPTICAL THICKNESS OF THE AEROSOLS |
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REAL*8 PTAVE(KDLON,KFLEV) ! LAYER TEMPERATURE (K) |
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REAL*8 PVIEW(KDLON) ! COSECANT OF VIEWING ANGLE |
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REAL*8 PWV(KDLON,KFLEV) ! SPECIFIC HUMIDITY (kg/kg) |
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C |
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REAL*8 PCOLR(KDLON,KFLEV) ! LONG-WAVE TENDENCY (K/day) |
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REAL*8 PCOLR0(KDLON,KFLEV) ! LONG-WAVE TENDENCY (K/day) clear-sky |
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REAL*8 PTOPLW(KDLON) ! LONGWAVE FLUX AT T.O.A. |
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REAL*8 PSOLLW(KDLON) ! LONGWAVE FLUX AT SURFACE |
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REAL*8 PTOPLW0(KDLON) ! LONGWAVE FLUX AT T.O.A. (CLEAR-SKY) |
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REAL*8 PSOLLW0(KDLON) ! LONGWAVE FLUX AT SURFACE (CLEAR-SKY) |
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c Rajout LF |
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real*8 psollwdown(kdlon) ! LONGWAVE downwards flux at surface |
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cIM |
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REAL*8 plwup(KDLON,KFLEV+1) ! LW up total sky |
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REAL*8 plwup0(KDLON,KFLEV+1) ! LW up clear sky |
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REAL*8 plwdn(KDLON,KFLEV+1) ! LW down total sky |
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REAL*8 plwdn0(KDLON,KFLEV+1) ! LW down clear sky |
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C------------------------------------------------------------------------- |
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REAL*8 ZABCU(KDLON,NUA,3*KFLEV+1) |
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REAL*8 ZOZ(KDLON,KFLEV) |
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c |
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REAL*8 ZFLUX(KDLON,2,KFLEV+1) ! RADIATIVE FLUXES (1:up; 2:down) |
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REAL*8 ZFLUC(KDLON,2,KFLEV+1) ! CLEAR-SKY RADIATIVE FLUXES |
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REAL*8 ZBINT(KDLON,KFLEV+1) ! Intermediate variable |
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REAL*8 ZBSUI(KDLON) ! Intermediate variable |
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REAL*8 ZCTS(KDLON,KFLEV) ! Intermediate variable |
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REAL*8 ZCNTRB(KDLON,KFLEV+1,KFLEV+1) ! Intermediate variable |
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SAVE ZFLUX, ZFLUC, ZBINT, ZBSUI, ZCTS, ZCNTRB |
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c |
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INTEGER ilim, i, k, kpl1 |
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C |
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INTEGER lw0pas ! Every lw0pas steps, clear-sky is done |
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PARAMETER (lw0pas=1) |
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INTEGER lwpas ! Every lwpas steps, cloudy-sky is done |
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PARAMETER (lwpas=1) |
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c |
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INTEGER itaplw0, itaplw |
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LOGICAL appel1er |
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SAVE appel1er, itaplw0, itaplw |
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DATA appel1er /.TRUE./ |
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DATA itaplw0,itaplw /0,0/ |
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C ------------------------------------------------------------------ |
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IF (appel1er) THEN |
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PRINT*, "LW clear-sky calling frequency: ", lw0pas |
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PRINT*, "LW cloudy-sky calling frequency: ", lwpas |
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PRINT*, " In general, they should be 1" |
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appel1er=.FALSE. |
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ENDIF |
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C |
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IF (MOD(itaplw0,lw0pas).EQ.0) THEN |
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DO k = 1, KFLEV ! convertir ozone de kg/kg en pa/pa |
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DO i = 1, KDLON |
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c convertir ozone de kg/kg en pa (modif MPL 100505) |
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ZOZ(i,k) = POZON(i,k)*PDP(i,k) * RMD/RMO3 |
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c print *,'LW: ZOZ*10**6=',ZOZ(i,k)*1000000. |
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ENDDO |
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ENDDO |
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cIM ctes ds clesphys.h CALL LWU(RCO2,RCH4, RN2O, RCFC11, RCFC12, |
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CALL LWU( |
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S PAER,PDP,PPMB,PPSOL,ZOZ,PTAVE,PVIEW,PWV,ZABCU) |
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CALL LWBV(ILIM,PDP,PDT0,PEMIS,PPMB,PTL,PTAVE,ZABCU, |
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S ZFLUC,ZBINT,ZBSUI,ZCTS,ZCNTRB) |
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itaplw0 = 0 |
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ENDIF |
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itaplw0 = itaplw0 + 1 |
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C |
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IF (MOD(itaplw,lwpas).EQ.0) THEN |
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CALL LWC(ILIM,PCLDLD,PCLDLU,PEMIS, |
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S ZFLUC,ZBINT,ZBSUI,ZCTS,ZCNTRB, |
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S ZFLUX) |
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itaplw = 0 |
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ENDIF |
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itaplw = itaplw + 1 |
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C |
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DO k = 1, KFLEV |
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kpl1 = k+1 |
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DO i = 1, KDLON |
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PCOLR(i,k) = ZFLUX(i,1,kpl1)+ZFLUX(i,2,kpl1) |
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. - ZFLUX(i,1,k)- ZFLUX(i,2,k) |
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PCOLR(i,k) = PCOLR(i,k) * RDAY*RG/RCPD / PDP(i,k) |
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PCOLR0(i,k) = ZFLUC(i,1,kpl1)+ZFLUC(i,2,kpl1) |
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. - ZFLUC(i,1,k)- ZFLUC(i,2,k) |
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PCOLR0(i,k) = PCOLR0(i,k) * RDAY*RG/RCPD / PDP(i,k) |
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ENDDO |
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ENDDO |
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DO i = 1, KDLON |
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PSOLLW(i) = -ZFLUX(i,1,1)-ZFLUX(i,2,1) |
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PTOPLW(i) = ZFLUX(i,1,KFLEV+1) + ZFLUX(i,2,KFLEV+1) |
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c |
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PSOLLW0(i) = -ZFLUC(i,1,1)-ZFLUC(i,2,1) |
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PTOPLW0(i) = ZFLUC(i,1,KFLEV+1) + ZFLUC(i,2,KFLEV+1) |
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psollwdown(i) = -ZFLUX(i,2,1) |
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c |
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cIM attention aux signes !; LWtop >0, LWdn < 0 |
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DO k = 1, KFLEV+1 |
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plwup(i,k) = ZFLUX(i,1,k) |
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plwup0(i,k) = ZFLUC(i,1,k) |
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plwdn(i,k) = ZFLUX(i,2,k) |
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plwdn0(i,k) = ZFLUC(i,2,k) |
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ENDDO |
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ENDDO |
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C ------------------------------------------------------------------ |
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RETURN |
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END |
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