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C $Header: /u/gcmpack/MITgcm/pkg/fizhi/update_earth_exports.F,v 1.2 2004/06/07 18:11:38 molod Exp $ |
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C $Name: $ |
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|
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subroutine update_earth_exports (myTime, myIter, myThid) |
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c---------------------------------------------------------------------- |
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c Subroutine update_earth_exports - 'Wrapper' routine to update |
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c the fields related to the earth's surface that are needed |
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c by fizhi. |
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c |
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c Call: getalb (Set the 4 albedos based on veg type and time) |
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c getemiss (Set the surface emissivity based on the veg type |
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c and the snow depth) |
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c getlgr (Set the leaf area index and surface greenness, |
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c based on veg type and month) |
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c----------------------------------------------------------------------- |
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implicit none |
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#include "CPP_OPTIONS.h" |
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#include "SIZE.h" |
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#include "GRID.h" |
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#include "fizhi_land_SIZE.h" |
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#include "fizhi_SIZE.h" |
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#include "fizhi_coms.h" |
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#include "gridalt_mapping.h" |
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#include "fizhi_land_coms.h" |
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#include "EEPARAMS.h" |
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|
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integer myTime, myIter, myThid |
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|
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integer i, j, L, bi, bj |
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integer im1, im2, jm1, jm2, idim1, idim2, jdim1, jdim2 |
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|
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idim1 = 1-OLx |
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idim2 = sNx+OLx |
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jdim1 = 1-OLy |
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jdim2 = sNy+OLy |
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im1 = 1 |
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im2 = sNx |
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jm1 = 1 |
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jm2 = sNy |
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|
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do bj = myByLo(myThid), myByHi(myThid) |
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do bi = myBxLo(myThid), myBxHi(myThid) |
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|
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|
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C*********************************************************************** |
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C* Get Leaf-Area-Index and Greenness Index * |
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C*********************************************************************** |
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|
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if( alarm('turb') .or. alarm('radsw') ) then |
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call getlgr ( sec,month,day, |
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. land%grid%chlt,coupling%earth%ityp,coupling%earth%nchpland, |
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. coupling%earth%alai,coupling%earth%agrn ) |
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endif |
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|
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|
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C ********************************************************************** |
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C Compute Surface Albedo |
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C ********************************************************************** |
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|
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if( alarm('radsw') ) then |
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call astro ( nymd,nhms, alat,alon, im*jm, cosz,ra ) |
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call getalb ( sec,month,day,cosz,land%vars%snodep,fraci,fracl, |
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. im,jm,land%grid%nchp, |
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. coupling%earth%nchpland, |
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. land%grid%igrd,coupling%earth%ityp, |
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. coupling%earth%chfr,land%grid%chlt, |
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. coupling%earth%alai,coupling%earth%agrn, |
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. coupling%earth%albvisdr,coupling%earth%albvisdf, |
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. coupling%earth%albnirdr,coupling%earth%albnirdf ) |
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endif |
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|
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|
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C ********************************************************************** |
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C Compute Surface Emissivity |
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C ********************************************************************** |
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|
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if( alarm('radlw') ) then |
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allocate ( ficetile(im*jm*maxtyp) ) |
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call grd2msc ( fraci,im,jm,land%grid%igrd,ficetile,land%grid%nchp,land%grid%nchp ) |
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call getemiss ( fracl,im,jm,land%grid%nchp,land%grid%igrd, |
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. coupling%earth%ityp,coupling%earth%chfr,land%vars%snodep, |
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. ficetile,coupling%earth%emiss ) |
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deallocate ( ficetile ) |
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endif |
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|
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|
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C********************************************************************* |
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C Ground Temperature Over Ocean is from SST array, |
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C********************************************************************* |
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|
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do j = 1,jm |
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do i = 1,im |
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if( fracl(i,j).lt.0.3 .and. ocean%vars%sea_ice(i,j).eq.0.0 ) then |
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coupling%land%tgz(i,j) = ocean%vars%sst(i,j) |
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endif |
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enddo |
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enddo |
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|
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enddo |
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enddo |
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|
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return |
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end |
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|
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SUBROUTINE SIBALB ( AVISDR, ANIRDR, AVISDF, ANIRDF, |
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. VLAI, VGRN, ZTH, SNW, ITYP, IRUN ) |
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|
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C********************************************************************* |
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C The input list is as follows: |
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C VLAI: the leaf area index. |
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C VGRN: the greenness index. |
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C ZTH: The cosine of the solar zenith angle. |
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C SNW: Snow cover in meters water equivalent. |
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C ITYP: The surface type (grass, bare soil, etc.) |
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C IRUN: Number of tiles (same as used for SUBROUTINE TILE). |
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C |
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C The output list is as follows: |
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C |
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C AVISDR: visible, direct albedo. |
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C ANIRDR: near infra-red, direct albedo. |
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C AVISDF: visible, diffuse albedo. |
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C ANIRDF: near infra-red, diffuse albedo. |
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C******************************************************************* |
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|
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IMPLICIT NONE |
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|
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INTEGER IRUN |
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REAL AVISDR (IRUN), ANIRDR (IRUN), AVISDF (IRUN), ANIRDF (IRUN), |
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` VLAI (IRUN), VGRN (IRUN), ZTH (IRUN), SNW (IRUN) |
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INTEGER ITYP (IRUN) |
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|
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REAL ALVDRS, ALIDRS |
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REAL ALVDRDL, ALIDRDL |
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REAL ALVDRDD, ALIDRDD |
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REAL ALVDRI, ALIDRI |
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REAL minval |
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external minval |
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|
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PARAMETER ( ALVDRS = 0.100 ) ! Albedo of soil for visible direct solar radiation. |
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PARAMETER ( ALIDRS = 0.200 ) ! Albedo of soil for infra-red direct solar radiation. |
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PARAMETER ( ALVDRDL = 0.300 ) ! Albedo of light desert for visible direct solar radiation. |
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PARAMETER ( ALIDRDL = 0.350 ) ! Albedo of light desert for infra-red direct solar radiation. |
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PARAMETER ( ALVDRDD = 0.250 ) ! Albedo of dark desert for visible direct solar radiation. |
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PARAMETER ( ALIDRDD = 0.300 ) ! Albedo of dark desert for infra-red direct solar radiation. |
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PARAMETER ( ALVDRI = 0.800 ) ! Albedo of ice for visible direct solar radiation. |
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PARAMETER ( ALIDRI = 0.800 ) ! Albedo of ice for infra-red direct solar radiation. |
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|
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* -------------------------------------------------------------------------------------------- |
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|
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INTEGER NTYPS |
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INTEGER NLAI |
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REAL ZERO, ONE |
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REAL EPSLN, BLAI, DLAI |
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REAL ALATRM |
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PARAMETER (NLAI = 14 ) |
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PARAMETER (EPSLN = 1.E-6) |
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PARAMETER (BLAI = 0.5) |
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PARAMETER (DLAI = 0.5) |
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PARAMETER (ZERO=0., ONE=1.0) |
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PARAMETER (ALATRM = BLAI + (NLAI - 1) * DLAI - EPSLN) |
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PARAMETER (NTYPS=10) |
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|
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|
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C ITYP: Vegetation type as follows: |
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C 1: BROADLEAF EVERGREEN TREES |
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C 2: BROADLEAF DECIDUOUS TREES |
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C 3: NEEDLELEAF TREES |
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C 4: GROUND COVER |
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C 5: BROADLEAF SHRUBS |
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C 6: DWARF TREES (TUNDRA) |
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C 7: BARE SOIL |
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C 8: LIGHT DESERT |
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C 9: GLACIER |
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C 10: DARK DESERT |
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C |
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|
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|
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* [ Definition of Variables: ] |
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* |
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INTEGER I, LAI |
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|
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REAL FAC, GAMMA, BETA, ALPHA, |
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` DX, DY, ALA, GRN (2), |
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` SNWALB (4, NTYPS), SNWMID (NTYPS) |
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|
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* [ Definition of Functions: ] |
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* |
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REAL COEFF |
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|
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C Constants used in albedo calculations: |
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|
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REAL ALVDR (NLAI, 2, NTYPS) |
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REAL BTVDR (NLAI, 2, NTYPS) |
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REAL GMVDR (NLAI, 2, NTYPS) |
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REAL ALIDR (NLAI, 2, NTYPS) |
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REAL BTIDR (NLAI, 2, NTYPS) |
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REAL GMIDR (NLAI, 2, NTYPS) |
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|
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C (Data statements for ALVDR described in full; data statements for |
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C other constants follow same framework.) |
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|
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C BROADLEAF EVERGREEN (ITYP=4); GREEN=0.33; LAI: .5-7 |
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DATA (ALVDR (I, 1, 1), I = 1, 14) |
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` /0.0808, 0.0796, 0.0792, 0.0790, 10*0.0789/ |
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|
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C BROADLEAF EVERGREEN (ITYP=4); GREEN=0.67; LAI: .5-7 |
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DATA (ALVDR (I, 2, 1), I = 1, 14) |
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` /0.0788, 0.0775, 0.0771, 0.0769, 10*0.0768/ |
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|
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C BROADLEAF DECIDUOUS (ITYP=1); GREEN=0.33; LAI: .5-7 |
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DATA (ALVDR (I, 1, 2), I = 1, 14) |
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` /0.0803, 0.0790, 0.0785, 0.0784, 3*0.0783, 7*0.0782/ |
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|
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C BROADLEAF DECIDUOUS (ITYP=1); GREEN=0.67; LAI: .5-7 |
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DATA (ALVDR (I, 2, 2), I = 1, 14) |
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` /0.0782, 0.0770, 0.0765, 0.0763, 10*0.0762/ |
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|
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C NEEDLELEAF (ITYP=3); GREEN=0.33; LAI=.5-7 |
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DATA (ALVDR (I, 1, 3), I = 1, 14) |
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` /0.0758, 0.0746, 0.0742, 0.0740, 10*0.0739/ |
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|
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C NEEDLELEAF (ITYP=3); GREEN=0.67; LAI=.5-7 |
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DATA (ALVDR (I, 2, 3), I = 1, 14) |
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` /0.0683, 0.0672, 0.0667, 2*0.0665, 9*0.0664/ |
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|
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C GROUNDCOVER (ITYP=2); GREEN=0.33; LAI=.5-7 |
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DATA (ALVDR (I, 1, 4), I = 1, 14) |
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` /0.2436, 0.2470, 0.2486, 0.2494, 0.2498, 0.2500, 2*0.2501, |
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` 6*0.2502 |
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` / |
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C GROUNDCOVER (ITYP=2); GREEN=0.67; LAI=.5-7 |
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DATA (ALVDR (I, 2, 4), I = 1, 14) /14*0.1637/ |
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|
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C BROADLEAF SHRUBS (ITYP=5); GREEN=0.33,LAI=.5-7 |
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DATA (ALVDR (I, 1, 5), I = 1, 14) |
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& /0.0807, 0.0798, 0.0794, 0.0792, 0.0792, 9*0.0791/ |
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|
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C BROADLEAF SHRUBS (ITYP=5); GREEN=0.67,LAI=.5-7 |
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DATA (ALVDR (I, 2, 5), I = 1, 14) |
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& /0.0787, 0.0777, 0.0772, 0.0771, 10*0.0770/ |
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|
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C DWARF TREES, OR TUNDRA (ITYP=6); GREEN=0.33,LAI=.5-7 |
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DATA (ALVDR (I, 1, 6), I = 1, 14) |
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& /0.0802, 0.0791, 0.0787, 0.0786, 10*0.0785/ |
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|
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C DWARF TREES, OR TUNDRA (ITYP=6); GREEN=0.67,LAI=.5-7 |
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DATA (ALVDR (I, 2, 6), I = 1, 14) |
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& /0.0781, 0.0771, 0.0767, 0.0765, 0.0765, 9*0.0764/ |
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|
| 250 |
|
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C BARE SOIL |
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DATA (ALVDR (I, 1, 7), I = 1, 14) /14*ALVDRS/ |
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DATA (ALVDR (I, 2, 7), I = 1, 14) /14*ALVDRS/ |
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|
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C LIGHT DESERT (SAHARA, EG) |
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DATA (ALVDR (I, 1, 8), I = 1, 14) /14*ALVDRDL/ |
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DATA (ALVDR (I, 2, 8), I = 1, 14) /14*ALVDRDL/ |
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|
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C ICE |
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DATA (ALVDR (I, 1, 9), I = 1, 14) /14*ALVDRI/ |
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DATA (ALVDR (I, 2, 9), I = 1, 14) /14*ALVDRI/ |
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|
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C DARK DESERT (AUSTRALIA, EG) |
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DATA (ALVDR (I, 1, 10), I = 1, 14) /14*ALVDRDD/ |
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DATA (ALVDR (I, 2, 10), I = 1, 14) /14*ALVDRDD/ |
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C**** |
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C**** ------------------------------------------------- |
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DATA (BTVDR (I, 1, 1), I = 1, 14) |
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` /0.0153, 0.0372, 0.0506, 0.0587, 0.0630, 0.0652, 0.0663, |
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` 0.0668, 0.0671, 0.0672, 4*0.0673 |
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` / |
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DATA (BTVDR (I, 2, 1), I = 1, 14) |
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* /0.0135, 0.0354, 0.0487, 0.0568, 0.0611, 0.0633, 0.0644, |
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` 0.0650, 0.0652, 0.0654, 0.0654, 3*0.0655 |
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` / |
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DATA (BTVDR (I, 1, 2), I = 1, 14) |
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* /0.0148, 0.0357, 0.0462, 0.0524, 0.0554, 0.0569, 0.0576, |
| 278 |
` 0.0579, 0.0580, 0.0581, 0.0581, 3*0.0582 |
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` / |
| 280 |
DATA (BTVDR (I, 2, 2), I = 1, 14) |
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* /0.0131, 0.0342, 0.0446, 0.0508, 0.0539, 0.0554, 0.0560, |
| 282 |
` 0.0564, 0.0565, 5*0.0566 |
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` / |
| 284 |
DATA (BTVDR (I, 1, 3), I = 1, 14) |
| 285 |
* /0.0108, 0.0334, 0.0478, 0.0571, 0.0624, 0.0652, 0.0666, |
| 286 |
` 0.0673, 0.0677, 0.0679, 4*0.0680 |
| 287 |
` / |
| 288 |
DATA (BTVDR (I, 2, 3), I = 1, 14) |
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* /0.0034, 0.0272, 0.0408, 0.0501, 0.0554, 0.0582, 0.0597, |
| 290 |
* 0.0604, 0.0608, 0.0610, 4*0.0611 |
| 291 |
` / |
| 292 |
DATA (BTVDR (I, 1, 4), I = 1, 14) |
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* /0.2050, 0.2524, 0.2799, 0.2947, 0.3022, 0.3059, 0.3076, |
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* 0.3085, 0.3088, 0.3090, 4*0.3091 |
| 295 |
` / |
| 296 |
DATA (BTVDR (I, 2, 4), I = 1, 14) |
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* /0.1084, 0.1404, 0.1617, 0.1754, 0.1837, 0.1887, 0.1915, |
| 298 |
* 0.1931, 0.1940, 0.1946, 0.1948, 0.1950, 2*0.1951 |
| 299 |
` / |
| 300 |
DATA (BTVDR (I, 1, 5), I = 1, 14) |
| 301 |
& /0.0203, 0.0406, 0.0548, 0.0632, 0.0679, 0.0703, 0.0716, |
| 302 |
& 0.0722, 0.0726, 0.0727, 0.0728, 0.0728, 0.0728, 0.0729 |
| 303 |
` / |
| 304 |
|
| 305 |
DATA (BTVDR (I, 2, 5), I = 1, 14) |
| 306 |
& /0.0184, 0.0385, 0.0526, 0.0611, 0.0658, 0.0683, 0.0696, |
| 307 |
& 0.0702, 0.0705, 0.0707, 4*0.0708 |
| 308 |
` / |
| 309 |
|
| 310 |
DATA (BTVDR (I, 1, 6), I = 1, 14) |
| 311 |
& /0.0199, 0.0388, 0.0494, 0.0554, 0.0584, 0.0599, 0.0606, |
| 312 |
& 0.0609, 0.0611, 5*0.0612 |
| 313 |
` / |
| 314 |
|
| 315 |
DATA (BTVDR (I, 2, 6), I = 1, 14) |
| 316 |
& /0.0181, 0.0371, 0.0476, 0.0537, 0.0568, 0.0583, 0.0590, |
| 317 |
& 0.0593, 0.0595, 0.0595, 4*0.0596 |
| 318 |
` / |
| 319 |
|
| 320 |
DATA (BTVDR (I, 1, 7), I = 1, 14) /14*0./ |
| 321 |
DATA (BTVDR (I, 2, 7), I = 1, 14) /14*0./ |
| 322 |
|
| 323 |
DATA (BTVDR (I, 1, 8), I = 1, 14) /14*0./ |
| 324 |
DATA (BTVDR (I, 2, 8), I = 1, 14) /14*0./ |
| 325 |
|
| 326 |
DATA (BTVDR (I, 1, 9), I = 1, 14) /14*0./ |
| 327 |
DATA (BTVDR (I, 2, 9), I = 1, 14) /14*0./ |
| 328 |
|
| 329 |
DATA (BTVDR (I, 1, 10), I = 1, 14) /14*0./ |
| 330 |
DATA (BTVDR (I, 2, 10), I = 1, 14) /14*0./ |
| 331 |
|
| 332 |
C**** |
| 333 |
C**** ----------------------------------------------------------- |
| 334 |
DATA (GMVDR (I, 1, 1), I = 1, 14) |
| 335 |
` /0.0814, 0.1361, 0.2078, 0.2650, 0.2986, 0.3169, 0.3265, |
| 336 |
* 0.3313, 0.3337, 0.3348, 0.3354, 0.3357, 2*0.3358 |
| 337 |
` / |
| 338 |
DATA (GMVDR (I, 2, 1), I = 1, 14) |
| 339 |
* /0.0760, 0.1336, 0.2034, 0.2622, 0.2969, 0.3159, 0.3259, |
| 340 |
* 0.3309, 0.3333, 0.3346, 0.3352, 0.3354, 2*0.3356 |
| 341 |
` / |
| 342 |
DATA (GMVDR (I, 1, 2), I = 1, 14) |
| 343 |
* /0.0834, 0.1252, 0.1558, 0.1927, 0.2131, 0.2237, 0.2290, |
| 344 |
* 0.2315, 0.2327, 0.2332, 0.2335, 2*0.2336, 0.2337 |
| 345 |
` / |
| 346 |
DATA (GMVDR (I, 2, 2), I = 1, 14) |
| 347 |
* /0.0789, 0.1235, 0.1531, 0.1912, 0.2122, 0.2232, 0.2286, |
| 348 |
* 0.2312, 0.2324, 0.2330, 0.2333, 0.2334, 2*0.2335 |
| 349 |
` / |
| 350 |
DATA (GMVDR (I, 1, 3), I = 1, 14) |
| 351 |
* /0.0647, 0.1342, 0.2215, 0.2968, 0.3432, 0.3696, 0.3838, |
| 352 |
* 0.3912, 0.3950, 0.3968, 0.3978, 0.3982, 0.3984, 0.3985 |
| 353 |
` / |
| 354 |
DATA (GMVDR (I, 2, 3), I = 1, 14) |
| 355 |
* /0.0258, 0.1227, 0.1999, 0.2825, 0.3339, 0.3634, 0.3794, |
| 356 |
* 0.3877, 0.3919, 0.3940, 0.3950, 0.3956, 0.3958, 0.3959 |
| 357 |
` / |
| 358 |
DATA (GMVDR (I, 1, 4), I = 1, 14) |
| 359 |
* /0.3371, 0.5762, 0.7159, 0.7927, 0.8324, 0.8526, 0.8624, |
| 360 |
* 0.8671, 0.8693, 0.8704, 0.8709, 0.8710, 2*0.8712 |
| 361 |
` / |
| 362 |
DATA (GMVDR (I, 2, 4), I = 1, 14) |
| 363 |
* /0.2634, 0.4375, 0.5532, 0.6291, 0.6763, 0.7048, 0.7213, |
| 364 |
* 0.7310, 0.7363, 0.7395, 0.7411, 0.7420, 0.7426, 0.7428 |
| 365 |
` / |
| 366 |
DATA (GMVDR (I, 1, 5), I = 1, 14) |
| 367 |
& /0.0971, 0.1544, 0.2511, 0.3157, 0.3548, 0.3768, 0.3886, |
| 368 |
& 0.3948, 0.3978, 0.3994, 0.4001, 0.4006, 0.4007, 0.4008 |
| 369 |
` / |
| 370 |
|
| 371 |
DATA (GMVDR (I, 2, 5), I = 1, 14) |
| 372 |
& /0.0924, 0.1470, 0.2458, 0.3123, 0.3527, 0.3756, 0.3877, |
| 373 |
& 0.3942, 0.3974, 0.3990, 0.3998, 0.4002, 0.4004, 0.4005 |
| 374 |
` / |
| 375 |
|
| 376 |
DATA (GMVDR (I, 1, 6), I = 1, 14) |
| 377 |
& /0.0970, 0.1355, 0.1841, 0.2230, 0.2447, 0.2561, 0.2617, |
| 378 |
& 0.2645, 0.2658, 0.2664, 0.2667, 3*0.2669 |
| 379 |
` / |
| 380 |
|
| 381 |
DATA (GMVDR (I, 2, 6), I = 1, 14) |
| 382 |
& /0.0934, 0.1337, 0.1812, 0.2213, 0.2437, 0.2554, 0.2613, |
| 383 |
& 0.2642, 0.2656, 0.2662, 0.2665, 0.2667, 0.2667, 0.2668 |
| 384 |
` / |
| 385 |
|
| 386 |
DATA (GMVDR (I, 1, 7), I = 1, 14) /14*1./ |
| 387 |
DATA (GMVDR (I, 2, 7), I = 1, 14) /14*1./ |
| 388 |
|
| 389 |
DATA (GMVDR (I, 1, 8), I = 1, 14) /14*1./ |
| 390 |
DATA (GMVDR (I, 2, 8), I = 1, 14) /14*1./ |
| 391 |
|
| 392 |
DATA (GMVDR (I, 1, 9), I = 1, 14) /14*1./ |
| 393 |
DATA (GMVDR (I, 2, 9), I = 1, 14) /14*1./ |
| 394 |
|
| 395 |
DATA (GMVDR (I, 1, 10), I = 1, 14) /14*1./ |
| 396 |
DATA (GMVDR (I, 2, 10), I = 1, 14) /14*1./ |
| 397 |
|
| 398 |
C**** |
| 399 |
C**** ----------------------------------------------------------- |
| 400 |
|
| 401 |
DATA (ALIDR (I, 1, 1), I = 1, 14) |
| 402 |
* /0.2867, 0.2840, 0.2828, 0.2822, 0.2819, 0.2818, 2*0.2817, |
| 403 |
* 6*0.2816 |
| 404 |
` / |
| 405 |
DATA (ALIDR (I, 2, 1), I = 1, 14) |
| 406 |
* /0.3564, 0.3573, 0.3577, 0.3580, 2*0.3581, 8*0.3582/ |
| 407 |
DATA (ALIDR (I, 1, 2), I = 1, 14) |
| 408 |
* /0.2848, 0.2819, 0.2804, 0.2798, 0.2795, 2*0.2793, 7*0.2792/ |
| 409 |
DATA (ALIDR (I, 2, 2), I = 1, 14) |
| 410 |
* /0.3544, 0.3550, 0.3553, 2*0.3555, 9*0.3556/ |
| 411 |
DATA (ALIDR (I, 1, 3), I = 1, 14) |
| 412 |
* /0.2350, 0.2311, 0.2293, 0.2285, 0.2281, 0.2280, 8*0.2279/ |
| 413 |
DATA (ALIDR (I, 2, 3), I = 1, 14) |
| 414 |
* /0.2474, 0.2436, 0.2418, 0.2410, 0.2406, 0.2405, 3*0.2404, |
| 415 |
* 5*0.2403 |
| 416 |
` / |
| 417 |
DATA (ALIDR (I, 1, 4), I = 1, 14) |
| 418 |
* /0.5816, 0.6157, 0.6391, 0.6556, 0.6673, 0.6758, 0.6820, |
| 419 |
* 0.6866, 0.6899, 0.6924, 0.6943, 0.6956, 0.6966, 0.6974 |
| 420 |
` / |
| 421 |
DATA (ALIDR (I, 2, 4), I = 1, 14) |
| 422 |
* /0.5489, 0.5770, 0.5955, 0.6079, 0.6163, 0.6221, 0.6261, |
| 423 |
* 0.6288, 0.6308, 0.6321, 0.6330, 0.6337, 0.6341, 0.6344 |
| 424 |
` / |
| 425 |
DATA (ALIDR (I, 1, 5), I = 1, 14) |
| 426 |
& /0.2845, 0.2837, 0.2832, 0.2831, 0.2830, 9*0.2829/ |
| 427 |
DATA (ALIDR (I, 2, 5), I = 1, 14) |
| 428 |
& /0.3532, 0.3562, 0.3578, 0.3586, 0.3590, 0.3592, 0.3594, |
| 429 |
& 0.3594, 0.3594, 5*0.3595 |
| 430 |
` / |
| 431 |
DATA (ALIDR (I, 1, 6), I = 1, 14) |
| 432 |
& /0.2825, 0.2812, 0.2806, 0.2803, 0.2802, 9*0.2801/ |
| 433 |
DATA (ALIDR (I, 2, 6), I = 1, 14) |
| 434 |
& /0.3512, 0.3538, 0.3552, 0.3559, 0.3562, 0.3564, 0.3565, |
| 435 |
& 0.3565, 6*0.3566 |
| 436 |
` / |
| 437 |
|
| 438 |
DATA (ALIDR (I, 1, 7), I = 1, 14) /14*ALIDRS/ |
| 439 |
DATA (ALIDR (I, 2, 7), I = 1, 14) /14*ALIDRS/ |
| 440 |
|
| 441 |
DATA (ALIDR (I, 1, 8), I = 1, 14) /14*ALIDRDL/ |
| 442 |
DATA (ALIDR (I, 2, 8), I = 1, 14) /14*ALIDRDL/ |
| 443 |
|
| 444 |
DATA (ALIDR (I, 1, 9), I = 1, 14) /14*ALIDRI/ |
| 445 |
DATA (ALIDR (I, 2, 9), I = 1, 14) /14*ALIDRI/ |
| 446 |
|
| 447 |
DATA (ALIDR (I, 1, 10), I = 1, 14) /14*ALIDRDD/ |
| 448 |
DATA (ALIDR (I, 2, 10), I = 1, 14) /14*ALIDRDD/ |
| 449 |
|
| 450 |
C**** |
| 451 |
C**** ----------------------------------------------------------- |
| 452 |
DATA (BTIDR (I, 1, 1), I = 1, 14) |
| 453 |
* /0.1291, 0.1707, 0.1969, 0.2125, 0.2216, 0.2267, 0.2295, |
| 454 |
* 0.2311, 0.2319, 0.2323, 0.2326, 2*0.2327, 0.2328 |
| 455 |
` / |
| 456 |
DATA (BTIDR (I, 2, 1), I = 1, 14) |
| 457 |
* /0.1939, 0.2357, 0.2598, 0.2735, 0.2810, 0.2851, 0.2874, |
| 458 |
* 0.2885, 0.2892, 0.2895, 0.2897, 3*0.2898 |
| 459 |
` / |
| 460 |
DATA (BTIDR (I, 1, 2), I = 1, 14) |
| 461 |
* /0.1217, 0.1522, 0.1713, 0.1820, 0.1879, 0.1910, 0.1926, |
| 462 |
* 0.1935, 0.1939, 0.1942, 2*0.1943, 2*0.1944 |
| 463 |
` / |
| 464 |
DATA (BTIDR (I, 2, 2), I = 1, 14) |
| 465 |
* /0.1781, 0.2067, 0.2221, 0.2301, 0.2342, 0.2363, 0.2374, |
| 466 |
* 0.2379, 0.2382, 0.2383, 2*0.2384, 2*0.2385 |
| 467 |
` / |
| 468 |
DATA (BTIDR (I, 1, 3), I = 1, 14) |
| 469 |
* /0.0846, 0.1299, 0.1614, 0.1814, 0.1935, 0.2004, 0.2043, |
| 470 |
* 0.2064, 0.2076, 0.2082, 0.2085, 2*0.2087, 0.2088 |
| 471 |
` / |
| 472 |
DATA (BTIDR (I, 2, 3), I = 1, 14) |
| 473 |
* /0.0950, 0.1410, 0.1722, 0.1921, 0.2042, 0.2111, 0.2151, |
| 474 |
* 0.2172, 0.2184, 0.2191, 0.2194, 0.2196, 2*0.2197 |
| 475 |
` / |
| 476 |
DATA (BTIDR (I, 1, 4), I = 1, 14) |
| 477 |
* /0.5256, 0.7444, 0.9908, 1.2700, 1.5680, 1.8505, 2.0767, |
| 478 |
* 2.2211, 2.2808, 2.2774, 2.2362, 2.1779, 2.1160, 2.0564 |
| 479 |
` / |
| 480 |
DATA (BTIDR (I, 2, 4), I = 1, 14) |
| 481 |
* /0.4843, 0.6714, 0.8577, 1.0335, 1.1812, 1.2858, 1.3458, |
| 482 |
* 1.3688, 1.3685, 1.3546, 1.3360, 1.3168, 1.2989, 1.2838 |
| 483 |
` / |
| 484 |
DATA (BTIDR (I, 1, 5), I = 1, 14) |
| 485 |
& /0.1498, 0.1930, 0.2201, 0.2364, 0.2460, 0.2514, 0.2544, |
| 486 |
& 0.2560, 0.2569, 0.2574, 0.2577, 0.2578, 0.2579, 0.2579 |
| 487 |
` / |
| 488 |
|
| 489 |
DATA (BTIDR (I, 2, 5), I = 1, 14) |
| 490 |
& /0.2184, 0.2656, 0.2927, 0.3078, 0.3159, 0.3202, 0.3224, |
| 491 |
& 0.3235, 0.3241, 0.3244, 0.3245, 3*0.3246 |
| 492 |
` / |
| 493 |
|
| 494 |
DATA (BTIDR (I, 1, 6), I = 1, 14) |
| 495 |
& /0.1369, 0.1681, 0.1860, 0.1958, 0.2010, 0.2038, 0.2053, |
| 496 |
& 0.2060, 0.2064, 0.2066, 0.2067, 3*0.2068 |
| 497 |
` / |
| 498 |
|
| 499 |
DATA (BTIDR (I, 2, 6), I = 1, 14) |
| 500 |
& /0.1969, 0.2268, 0.2416, 0.2488, 0.2521, 0.2537, 0.2544, |
| 501 |
& 0.2547, 0.2548, 5*0.2549 |
| 502 |
` / |
| 503 |
|
| 504 |
|
| 505 |
DATA (BTIDR (I, 1, 7), I = 1, 14) /14*0./ |
| 506 |
DATA (BTIDR (I, 2, 7), I = 1, 14) /14*0./ |
| 507 |
|
| 508 |
DATA (BTIDR (I, 1, 8), I = 1, 14) /14*0./ |
| 509 |
DATA (BTIDR (I, 2, 8), I = 1, 14) /14*0./ |
| 510 |
|
| 511 |
DATA (BTIDR (I, 1, 9), I = 1, 14) /14*0./ |
| 512 |
DATA (BTIDR (I, 2, 9), I = 1, 14) /14*0./ |
| 513 |
|
| 514 |
DATA (BTIDR (I, 1, 10), I = 1, 14) /14*0./ |
| 515 |
DATA (BTIDR (I, 2, 10), I = 1, 14) /14*0./ |
| 516 |
|
| 517 |
C**** |
| 518 |
C**** -------------------------------------------------------------- |
| 519 |
DATA (GMIDR (I, 1, 1), I = 1, 14) |
| 520 |
* /0.1582, 0.2581, 0.3227, 0.3635, 0.3882, 0.4026, 0.4108, |
| 521 |
* 0.4154, 0.4179, 0.4193, 0.4200, 0.4204, 0.4206, 0.4207 |
| 522 |
` / |
| 523 |
DATA (GMIDR (I, 2, 1), I = 1, 14) |
| 524 |
* /0.1934, 0.3141, 0.3818, 0.4200, 0.4415, 0.4533, 0.4598, |
| 525 |
* 0.4633, 0.4651, 0.4662, 0.4667, 0.4671, 2*0.4672 |
| 526 |
` / |
| 527 |
DATA (GMIDR (I, 1, 2), I = 1, 14) |
| 528 |
* /0.1347, 0.1871, 0.2277, 0.2515, 0.2651, 0.2727, 0.2768, |
| 529 |
* 0.2790, 0.2801, 0.2808, 0.2811, 0.2812, 0.2813, 0.2814 |
| 530 |
` / |
| 531 |
DATA (GMIDR (I, 2, 2), I = 1, 14) |
| 532 |
* /0.1440, 0.2217, 0.2629, 0.2839, 0.2947, 0.3003, 0.3031, |
| 533 |
* 0.3046, 0.3054, 0.3058, 0.3060, 2*0.3061, 0.3062 |
| 534 |
` / |
| 535 |
DATA (GMIDR (I, 1, 3), I = 1, 14) |
| 536 |
* /0.1372, 0.2368, 0.3235, 0.3839, 0.4229, 0.4465, 0.4602, |
| 537 |
* 0.4679, 0.4722, 0.4745, 0.4758, 0.4764, 0.4768, 0.4770 |
| 538 |
` / |
| 539 |
DATA (GMIDR (I, 2, 3), I = 1, 14) |
| 540 |
* /0.1435, 0.2524, 0.3370, 0.3955, 0.4332, 0.4563, 0.4697, |
| 541 |
* 0.4773, 0.4815, 0.4839, 0.4851, 0.4858, 0.4861, 0.4863 |
| 542 |
` / |
| 543 |
DATA (GMIDR (I, 1, 4), I = 1, 14) |
| 544 |
* /0.4298, 0.9651, 1.6189, 2.4084, 3.2992, 4.1928, 4.9611, |
| 545 |
* 5.5095, 5.8085, 5.9069, 5.8726, 5.7674, 5.6346, 5.4944 |
| 546 |
` / |
| 547 |
DATA (GMIDR (I, 2, 4), I = 1, 14) |
| 548 |
* /0.4167, 0.8974, 1.4160, 1.9414, 2.4147, 2.7803, 3.0202, |
| 549 |
* 3.1468, 3.1954, 3.1932, 3.1676, 3.1328, 3.0958, 3.0625 |
| 550 |
` / |
| 551 |
DATA (GMIDR (I, 1, 5), I = 1, 14) |
| 552 |
& /0.1959, 0.3203, 0.3985, 0.4472, 0.4766, 0.4937, 0.5034, |
| 553 |
& 0.5088, 0.5117, 0.5134, 0.5143, 0.5147, 0.5150, 0.5152 |
| 554 |
` / |
| 555 |
|
| 556 |
DATA (GMIDR (I, 2, 5), I = 1, 14) |
| 557 |
& /0.2328, 0.3859, 0.4734, 0.5227, 0.5498, 0.5644, 0.5720, |
| 558 |
& 0.5761, 0.5781, 0.5792, 0.5797, 0.5800, 0.5802, 0.5802 |
| 559 |
` / |
| 560 |
|
| 561 |
DATA (GMIDR (I, 1, 6), I = 1, 14) |
| 562 |
& /0.1447, 0.2244, 0.2698, 0.2953, 0.3094, 0.3170, 0.3211, |
| 563 |
& 0.3233, 0.3244, 0.3250, 0.3253, 0.3255, 0.3256, 0.3256 |
| 564 |
` / |
| 565 |
|
| 566 |
DATA (GMIDR (I, 2, 6), I = 1, 14) |
| 567 |
& /0.1643, 0.2624, 0.3110, 0.3347, 0.3461, 0.3517, 0.3543, |
| 568 |
& 0.3556, 0.3562, 0.3564, 0.3565, 0.3566, 0.3566, 0.3566 |
| 569 |
` / |
| 570 |
|
| 571 |
DATA (GMIDR (I, 1, 7), I = 1, 14) /14*1./ |
| 572 |
DATA (GMIDR (I, 2, 7), I = 1, 14) /14*1./ |
| 573 |
|
| 574 |
DATA (GMIDR (I, 1, 8), I = 1, 14) /14*1./ |
| 575 |
DATA (GMIDR (I, 2, 8), I = 1, 14) /14*1./ |
| 576 |
|
| 577 |
DATA (GMIDR (I, 1, 9), I = 1, 14) /14*1./ |
| 578 |
DATA (GMIDR (I, 2, 9), I = 1, 14) /14*1./ |
| 579 |
|
| 580 |
DATA (GMIDR (I, 1, 10), I = 1, 14) /14*1./ |
| 581 |
DATA (GMIDR (I, 2, 10), I = 1, 14) /14*1./ |
| 582 |
|
| 583 |
|
| 584 |
C**** ----------------------------------------------------------- |
| 585 |
|
| 586 |
DATA GRN /0.33, 0.67/ |
| 587 |
|
| 588 |
include 'snwmid.h' |
| 589 |
DATA SNWALB /.65, .38, .65, .38, |
| 590 |
* .65, .38, .65, .38, |
| 591 |
* .65, .38, .65, .38, |
| 592 |
* .65, .38, .65, .38, |
| 593 |
* .65, .38, .65, .38, |
| 594 |
& .65, .38, .65, .38, |
| 595 |
& .65, .38, .65, .38, |
| 596 |
& .65, .38, .65, .38, |
| 597 |
& .80, .60, .80, .60, |
| 598 |
& .65, .38, .65, .38 |
| 599 |
` / |
| 600 |
|
| 601 |
#if CRAY |
| 602 |
#if f77 |
| 603 |
cfpp$ expand (coeff) |
| 604 |
#endif |
| 605 |
#if f90 |
| 606 |
!DIR$ inline always coeff |
| 607 |
#endif |
| 608 |
#endif |
| 609 |
|
| 610 |
DO 100 I=1,IRUN |
| 611 |
ALA = MIN (MAX (ZERO, VLAI(I)), ALATRM) |
| 612 |
LAI = 1 + MAX(0, INT((ALA-BLAI)/DLAI) ) |
| 613 |
DX = (ALA - (BLAI+(LAI-1)*DLAI)) * (ONE/DLAI) |
| 614 |
DY = (VGRN(I)- GRN(1)) * (ONE/(GRN(2) - GRN(1))) |
| 615 |
|
| 616 |
ALPHA = COEFF (ALVDR (1, 1, ITYP (I)), NLAI, LAI ,DX, DY) |
| 617 |
BETA = COEFF (BTVDR (1, 1, ITYP (I)), NLAI, LAI ,DX, DY) |
| 618 |
GAMMA = COEFF (GMVDR (1, 1, ITYP (I)), NLAI, LAI ,DX, DY) |
| 619 |
|
| 620 |
AVISDR(I) = ALPHA - ZTH(I)*BETA / (GAMMA+ZTH(I)) |
| 621 |
AVISDF(I) = ALPHA-BETA |
| 622 |
* + 2.*BETA*GAMMA*(1.-GAMMA*LOG((1.+GAMMA)/GAMMA)) |
| 623 |
|
| 624 |
ALPHA = COEFF (ALIDR (1, 1, ITYP (I)), NLAI, LAI ,DX, DY) |
| 625 |
BETA = COEFF (BTIDR (1, 1, ITYP (I)), NLAI, LAI ,DX, DY) |
| 626 |
GAMMA = COEFF (GMIDR (1, 1, ITYP (I)), NLAI, LAI ,DX, DY) |
| 627 |
|
| 628 |
ANIRDR(I) = ALPHA - ZTH(I)*BETA / (GAMMA+ZTH(I)) |
| 629 |
ANIRDF(I) = ALPHA-BETA |
| 630 |
* + 2.*BETA*GAMMA*(1.-GAMMA*LOG((1.+GAMMA)/GAMMA)) |
| 631 |
|
| 632 |
IF (SNW (I) .GT. ZERO) THEN |
| 633 |
FAC = SNW(I) / (SNW(I) + SNWMID(ITYP(I))) |
| 634 |
|
| 635 |
AVISDR(I) = AVISDR(I) + (SNWALB(1,ITYP(I)) - AVISDR(I)) * FAC |
| 636 |
ANIRDR(I) = ANIRDR(I) + (SNWALB(2,ITYP(I)) - ANIRDR(I)) * FAC |
| 637 |
AVISDF(I) = AVISDF(I) + (SNWALB(3,ITYP(I)) - AVISDF(I)) * FAC |
| 638 |
ANIRDF(I) = ANIRDF(I) + (SNWALB(4,ITYP(I)) - ANIRDF(I)) * FAC |
| 639 |
ENDIF |
| 640 |
|
| 641 |
100 CONTINUE |
| 642 |
|
| 643 |
RETURN |
| 644 |
END |
| 645 |
FUNCTION COEFF(TABLE, NTABL, LAI ,DX, DY) |
| 646 |
|
| 647 |
INTEGER NTABL, LAI |
| 648 |
|
| 649 |
REAL TABLE (NTABL, 2), DX, DY |
| 650 |
|
| 651 |
COEFF = (TABLE(LAI, 1) |
| 652 |
* + (TABLE(LAI ,2) - TABLE(LAI ,1)) * DY ) * (1.0-DX) |
| 653 |
* + (TABLE(LAI+1,1) |
| 654 |
* + (TABLE(LAI+1,2) - TABLE(LAI+1,1)) * DY ) * DX |
| 655 |
|
| 656 |
RETURN |
| 657 |
END |
| 658 |
SUBROUTINE GETLGR(sec,IMON,IDAY,ALAT,ITYP,NCHPS,ALAI,AGRN) |
| 659 |
|
| 660 |
C********************************************************************* |
| 661 |
C*********************** ARIES MODEL ******************************* |
| 662 |
C********************* SUBROUTINE GETLGR **************************** |
| 663 |
C********************** 14 JUNE 1991 ****************************** |
| 664 |
C********************************************************************* |
| 665 |
implicit none |
| 666 |
|
| 667 |
integer ntyps |
| 668 |
real one,daylen |
| 669 |
PARAMETER (NTYPS=10) |
| 670 |
parameter (one = 1.) |
| 671 |
parameter (daylen = 86400.) |
| 672 |
|
| 673 |
integer sec, imon, iday, nchps |
| 674 |
real ALAI(NCHPS), AGRN(NCHPS), ALAT(NCHPS) |
| 675 |
integer ITYP(NCHPS) |
| 676 |
|
| 677 |
integer i,midmon,midm,midp,id,k1,k2,kk1,kk2 |
| 678 |
real fac |
| 679 |
|
| 680 |
INTEGER DAYS(12) |
| 681 |
DATA DAYS/31,28,31,30,31,30,31,31,30,31,30,31/ |
| 682 |
|
| 683 |
|
| 684 |
REAL VGLA(12,NTYPS), VGGR(12,NTYPS) |
| 685 |
|
| 686 |
DATA VGLA / |
| 687 |
1 5.117, 5.117, 5.117, 5.117, 5.117, 5.117, 5.117, 5.117, |
| 688 |
1 5.117, 5.117, 5.117, 5.117, |
| 689 |
2 0.520, 0.520, 0.867, 2.107, 4.507, 6.773, 7.173, 6.507, |
| 690 |
2 5.040, 2.173, 0.867, 0.520, |
| 691 |
3 8.760, 9.160, 9.827,10.093,10.360,10.760,10.493,10.227, |
| 692 |
3 10.093, 9.827, 9.160, 8.760, |
| 693 |
4 0.782, 0.893, 1.004, 1.116, 1.782, 3.671, 4.782, 4.227, |
| 694 |
4 2.004, 1.227, 1.004, 0.893, |
| 695 |
5 3.760, 3.760, 2.760, 1.760, 1.760, 1.760, 1.760, 5.760, |
| 696 |
5 10.760, 7.760, 4.760, 3.760, |
| 697 |
6 0.739, 0.739, 0.739, 0.739, 0.739, 1.072, 5.072, 5.739, |
| 698 |
6 4.405, 0.739, 0.739, 0.739, |
| 699 |
7 0.001, 0.001, 0.001, 0.001, 0.001, 0.001, 0.001, 0.001, |
| 700 |
7 0.001, 0.001, 0.001, 0.001, |
| 701 |
8 0.001, 0.001, 0.001, 0.001, 0.001, 0.001, 0.001, 0.001, |
| 702 |
8 0.001, 0.001, 0.001, 0.001, |
| 703 |
9 0.001, 0.001, 0.001, 0.001, 0.001, 0.001, 0.001, 0.001, |
| 704 |
9 0.001, 0.001, 0.001, 0.001, |
| 705 |
1 0.001, 0.001, 0.001, 0.001, 0.001, 0.001, 0.001, 0.001, |
| 706 |
1 0.001, 0.001, 0.001, 0.001 |
| 707 |
& / |
| 708 |
|
| 709 |
|
| 710 |
DATA VGGR |
| 711 |
1 /0.905, 0.905, 0.905, 0.905, 0.905, 0.905, 0.905, 0.905, |
| 712 |
1 0.905, 0.905, 0.905, 0.905, |
| 713 |
2 0.026, 0.026, 0.415, 0.759, 0.888, 0.925, 0.836, 0.697, |
| 714 |
2 0.331, 0.166, 0.015, 0.026, |
| 715 |
3 0.913, 0.917, 0.923, 0.925, 0.927, 0.905, 0.902, 0.913, |
| 716 |
3 0.898, 0.855, 0.873, 0.913, |
| 717 |
4 0.568, 0.622, 0.664, 0.697, 0.810, 0.908, 0.813, 0.394, |
| 718 |
4 0.443, 0.543, 0.553, 0.498, |
| 719 |
5 0.798, 0.532, 0.362, 0.568, 0.568, 0.568, 0.568, 0.868, |
| 720 |
5 0.651, 0.515, 0.630, 0.798, |
| 721 |
6 0.451, 0.451, 0.451, 0.451, 0.451, 0.622, 0.920, 0.697, |
| 722 |
6 0.076, 0.451, 0.451, 0.451, |
| 723 |
7 0.001, 0.001, 0.001, 0.001, 0.001, 0.001, 0.001, 0.001, |
| 724 |
7 0.001, 0.001, 0.001, 0.001, |
| 725 |
8 0.001, 0.001, 0.001, 0.001, 0.001, 0.001, 0.001, 0.001, |
| 726 |
8 0.001, 0.001, 0.001, 0.001, |
| 727 |
9 0.001, 0.001, 0.001, 0.001, 0.001, 0.001, 0.001, 0.001, |
| 728 |
9 0.001, 0.001, 0.001, 0.001, |
| 729 |
1 0.001, 0.001, 0.001, 0.001, 0.001, 0.001, 0.001, 0.001, |
| 730 |
1 0.001, 0.001, 0.001, 0.001 |
| 731 |
& / |
| 732 |
|
| 733 |
|
| 734 |
MIDMON = DAYS(IMON)/2 + 1 |
| 735 |
|
| 736 |
|
| 737 |
IF (IDAY .LT. MIDMON) THEN |
| 738 |
K2 = IMON |
| 739 |
K1 = MOD(IMON+10,12) + 1 |
| 740 |
ELSE |
| 741 |
K1 = IMON |
| 742 |
K2 = MOD(IMON,12) + 1 |
| 743 |
ENDIF |
| 744 |
|
| 745 |
IF (IDAY .LT. MIDMON) THEN |
| 746 |
MIDM = DAYS(K1)/2 + 1 |
| 747 |
MIDP = DAYS(K1) + MIDMON |
| 748 |
ID = IDAY + DAYS(K1) |
| 749 |
ELSE |
| 750 |
MIDM = MIDMON |
| 751 |
MIDP = DAYS(K2)/2 + 1 + DAYS(K1) |
| 752 |
ID = IDAY |
| 753 |
ENDIF |
| 754 |
|
| 755 |
FAC = (REAL(ID -MIDM)*DAYLEN + SEC) / |
| 756 |
* (REAL(MIDP-MIDM)*DAYLEN ) |
| 757 |
|
| 758 |
DO 220 I=1,NCHPS |
| 759 |
|
| 760 |
IF(ALAT(I).GT.0.) THEN |
| 761 |
KK1 = K1 |
| 762 |
KK2 = K2 |
| 763 |
ELSE |
| 764 |
KK1 = MOD(K1+5,12) + 1 |
| 765 |
KK2 = MOD(K2+5,12) + 1 |
| 766 |
ENDIF |
| 767 |
|
| 768 |
ALAI(I) = VGLA(KK2,ITYP(I))*FAC + VGLA(KK1,ITYP(I))*(ONE-FAC) |
| 769 |
AGRN(I) = VGGR(KK2,ITYP(I))*FAC + VGGR(KK1,ITYP(I))*(ONE-FAC) |
| 770 |
|
| 771 |
220 CONTINUE |
| 772 |
|
| 773 |
RETURN |
| 774 |
END |
| 775 |
|
| 776 |
subroutine getalb(sec,month,day,cosz,snodep,fraci,fracg, |
| 777 |
1 im,jm,nchp,nchpland,igrd,ityp,chfr,chlt, |
| 778 |
2 alai,agrn,albvr,albvf,albnr,albnf) |
| 779 |
C*********************************************************************** |
| 780 |
C PURPOSE |
| 781 |
C To act as an interface to routine sibalb, which calculates |
| 782 |
C the four albedos for use by the shortwave radiation routine |
| 783 |
C |
| 784 |
C INPUT: |
| 785 |
C sec - number of seconds into the day of current time |
| 786 |
C month - month of the year of current time |
| 787 |
C day - day of the month of current time |
| 788 |
C cosz - local cosine of the zenith angle [im,jm] |
| 789 |
C snodep - snow cover in meters [nchp] |
| 790 |
C fraci - real array in grid space of total sea ice fraction [im,jm] |
| 791 |
C fracg - real array in grid space of total land fraction [im,jm] |
| 792 |
C im - model grid longitude dimension |
| 793 |
C jm - model grid latitude dimension (number of lat. points) |
| 794 |
C nchp - integer actual number of tiles in tile space |
| 795 |
C nchpland - integer number of land tiles |
| 796 |
C igrd - integer array in tile space of grid point number for each |
| 797 |
C tile [nchp] |
| 798 |
C ityp - integer array in tile space of land surface type for each |
| 799 |
C tile [nchp] |
| 800 |
C chfr - real array in tile space of land surface type fraction for |
| 801 |
C each tile [nchp] |
| 802 |
C chlt - real array in tile space of latitude value for each tile |
| 803 |
C [nchp] |
| 804 |
C |
| 805 |
C OUTPUT: |
| 806 |
C albvr - real array [im,jm] of visible direct beam albedo |
| 807 |
C albvf - real array [im,jm] of visible diffuse beam albedo |
| 808 |
C albnr - real array [im,jm] of near-ir direct beam albedo |
| 809 |
C albnf - real array [im,jm] of near-ir diffuse beam albedo |
| 810 |
C |
| 811 |
C*********************************************************************** |
| 812 |
implicit none |
| 813 |
real one,a0,a1,a2,a3,ocnalb,albsi |
| 814 |
PARAMETER (one = 1.) |
| 815 |
PARAMETER (A0= 0.40670980) |
| 816 |
PARAMETER (A1=-1.2523634 ) |
| 817 |
PARAMETER (A2= 1.4224051 ) |
| 818 |
PARAMETER (A3=-0.55573341) |
| 819 |
PARAMETER (OCNALB=0.08) |
| 820 |
ccc PARAMETER (ALBSI=0.6) |
| 821 |
PARAMETER (ALBSI=0.7) ! Increased to GEOS-1 Value (0.7) L.Takacs 4/2/96 |
| 822 |
|
| 823 |
integer sec,month,day,im,jm,nchp,nchpland |
| 824 |
real cosz(im,jm),fraci(im,jm),fracg(im,jm) |
| 825 |
real snodep(nchp),chfr(nchp),chlt(nchp) |
| 826 |
integer igrd(nchp),ityp(nchp) |
| 827 |
real albvr(im,jm),albvf(im,jm),albnr(im,jm) |
| 828 |
real albnf(im,jm) |
| 829 |
|
| 830 |
real alboc(im,jm) |
| 831 |
real AVISDR(nchp),ANIRDR(nchp),AVISDF(nchp) |
| 832 |
real ANIRDF(nchp),zenith(nchp) |
| 833 |
real alai(nchp),agrn(nchp) |
| 834 |
integer i,j |
| 835 |
|
| 836 |
DO I=1,IM |
| 837 |
DO J=1,JM |
| 838 |
ALBOC(I,J) = A0 + (A1 + (A2 + A3*cosz(I,J))*cosz(I,J))*cosz(I,J) |
| 839 |
ALBVR(I,J) = ALBSI * FRACI(I,J) + ALBOC(I,J) * (ONE-FRACI(I,J)) |
| 840 |
ALBNR(I,J) = ALBVR(I,J) |
| 841 |
ALBVF(I,J) = ALBSI * FRACI(I,J) + OCNALB * (ONE-FRACI(I,J)) |
| 842 |
ALBNF(I,J) = ALBVF(I,J) |
| 843 |
ENDDO |
| 844 |
ENDDO |
| 845 |
|
| 846 |
|
| 847 |
C and now some conversions from grid space to tile space before sibalb |
| 848 |
|
| 849 |
call grd2msc(cosz,im,jm,igrd,zenith,nchp,nchpland) |
| 850 |
|
| 851 |
C and now call sibalb |
| 852 |
|
| 853 |
call sibalb(avisdr,anirdr,avisdf,anirdf,alai,agrn,zenith, |
| 854 |
1 snodep,ityp,nchpland) |
| 855 |
|
| 856 |
C finally some transformations back to grid space for albedos |
| 857 |
|
| 858 |
call msc2grd(igrd,chfr,avisdr,nchp,nchpland,fracg,albvr,im,jm) |
| 859 |
call msc2grd(igrd,chfr,avisdf,nchp,nchpland,fracg,albvf,im,jm) |
| 860 |
call msc2grd(igrd,chfr,anirdr,nchp,nchpland,fracg,albnr,im,jm) |
| 861 |
call msc2grd(igrd,chfr,anirdf,nchp,nchpland,fracg,albnf,im,jm) |
| 862 |
|
| 863 |
return |
| 864 |
end |
| 865 |
|
| 866 |
subroutine getemiss (fracg,im,jm,nchp,igrd,ityp,chfr,snowdep,fraci,emiss) |
| 867 |
C*********************************************************************** |
| 868 |
C PURPOSE |
| 869 |
C To act as an interface to routine to emissivity, which calculates |
| 870 |
C ten bands of surface emissivities for use by the longwave radiation |
| 871 |
C |
| 872 |
C INPUT: |
| 873 |
C fracg - real array in grid space of total land fraction [im,jm] |
| 874 |
C im - model grid longitude dimension |
| 875 |
C jm - model grid latitude dimension (number of lat. points) |
| 876 |
C nchp - integer actual number of tiles in tile space |
| 877 |
C igrd - integer array in tile space of grid point number for each |
| 878 |
C tile [nchp] |
| 879 |
C ityp - integer array in tile space of land surface type for each |
| 880 |
C tile [nchp] |
| 881 |
C chfr - real array in tile space of land surface type fraction for |
| 882 |
C each tile [nchp] |
| 883 |
C snowdep - real array in tile space of snow depth (liquid water equiv) |
| 884 |
C in mm [nchp] |
| 885 |
C fraci - real array in tile space of sea ice fraction [nchp] |
| 886 |
C |
| 887 |
C OUTPUT: |
| 888 |
C emiss - real array [im,jm,10] of surface emissivities (fraction) |
| 889 |
C |
| 890 |
C*********************************************************************** |
| 891 |
implicit none |
| 892 |
integer im,jm,nchp |
| 893 |
real fracg(im,jm) |
| 894 |
real chfr(nchp) |
| 895 |
integer igrd(nchp), ityp(nchp) |
| 896 |
real snowdep(nchp),fraci(nchp) |
| 897 |
real emiss(im,jm,10) |
| 898 |
|
| 899 |
real emisstile(nchp,10) |
| 900 |
integer i,n |
| 901 |
|
| 902 |
do i = 1,10 |
| 903 |
do n = 1,nchp |
| 904 |
emisstile(n,i) = 1. |
| 905 |
enddo |
| 906 |
enddo |
| 907 |
|
| 908 |
c call emissivity to get values in tile space |
| 909 |
c ------------------------------------------- |
| 910 |
call emissivity (snowdep,fraci,nchp,ityp,emisstile) |
| 911 |
|
| 912 |
c transform back to grid space for emissivities |
| 913 |
c --------------------------------------------- |
| 914 |
do i = 1,10 |
| 915 |
emiss(:,:,i) = 0.0 |
| 916 |
call msc2grd (igrd,chfr,emisstile(1,i),nchp,nchp,fracg,emiss(1,1,i),im,jm) |
| 917 |
enddo |
| 918 |
|
| 919 |
return |
| 920 |
end |
| 921 |
|
| 922 |
subroutine emissivity (snowdepth,fraci,numpts,ityp,newemis) |
| 923 |
implicit none |
| 924 |
integer numpts |
| 925 |
integer ityp(numpts) |
| 926 |
real snowdepth(numpts),fraci(numpts) |
| 927 |
real newemis(numpts,10) |
| 928 |
|
| 929 |
real emis(12,11) |
| 930 |
real snwmid(10) |
| 931 |
real fac |
| 932 |
integer i,j |
| 933 |
|
| 934 |
c----------------------------------------------------------------------- |
| 935 |
c NOTE: Emissivities were obtained for the following surface types: |
| 936 |
c ( 1) evergreen needleleaf = conifer |
| 937 |
c ( 2) evergreen broadleaf = conifer |
| 938 |
c ( 3) deciduous needleleaf = deciduous |
| 939 |
c ( 4) deciduous broadleaf = deciduous |
| 940 |
c ( 5) mixed forests = 1/2 conifer + 1/2 deciduous = tree |
| 941 |
c ( 6) closed shrublands = 3/4 tree + 1/4 quartz |
| 942 |
c ( 7) open shrubland = 1/4 tree + 3/4 quartz |
| 943 |
c ( 8) woody savannas = grass |
| 944 |
c ( 9) savannas = grass |
| 945 |
c (10) grasslands = grass |
| 946 |
c (11) permanent wetlands = 1/2 grass + 1/2 water |
| 947 |
c (12) croplands = grass |
| 948 |
c (13) urban = black body |
| 949 |
c (14) mosaic = 1/2 grass + 1/2 mixed forest |
| 950 |
c (15) snow/ice |
| 951 |
c (16) barren/sparsely vegetated = desert(quartz) |
| 952 |
c (17) water |
| 953 |
c (18) tundra = frost |
| 954 |
c |
| 955 |
c NOTE: Translation to Koster-Suarez surface types was as follows: |
| 956 |
c ( 1) broadleaf evergreen FROM above type 1 (conifer) |
| 957 |
c ( 2) broadleaf deciduous FROM above type 2 (deciduous) |
| 958 |
c ( 3) needleleaf evergreen FROM above type 1 (conifer) |
| 959 |
c ( 4) groundcover FROM above type 10 (grass) |
| 960 |
c ( 5) broadleaf shrubs FROM above type 6 (closed shrublands) |
| 961 |
c ( 6) dwarf trees (tundra) FROM above type 18 (tundra) |
| 962 |
c ( 7) bare soil FROM above type 16 (desert) |
| 963 |
c ( 8) light desert FROM above type 16 (desert) |
| 964 |
c ( 9) glacier FROM above type 15 (snow/ice) |
| 965 |
c ( 10) dark desert FROM above type 16 (desert) |
| 966 |
c (100) ocean FROM above type 17 (water) |
| 967 |
c |
| 968 |
c NOTE: snow-covered ground uses interpolated emissivities based on snow depth |
| 969 |
c ============================================================================= |
| 970 |
c ----------------------------------------------------------------------------- |
| 971 |
c Emmissivities for 12 bands in Fu/Liou |
| 972 |
c band 1: 4.5 - 5.3 um |
| 973 |
c band 2: 5.3 - 5.9 um |
| 974 |
c band 3: 5.9 - 7.1 um |
| 975 |
c band 4: 7.1 - 8.0 um |
| 976 |
c band 5: 8.0 - 9.1 um |
| 977 |
c band 6: 9.1 - 10.2 um |
| 978 |
c band 7: 10.2 - 12.5 um |
| 979 |
c band 8: 12.5 - 14.9 um |
| 980 |
c band 9: 14.9 - 18.5 um |
| 981 |
c band 10: 18.5 - 25.0 um |
| 982 |
c band 11: 25.0 - 35.7 um |
| 983 |
c band 12: 35.7 - oo um |
| 984 |
c |
| 985 |
c------------------------------------------------------------------------- |
| 986 |
data ((emis(i,j),i=1,12),j=1,11) / |
| 987 |
& 0.9891, 0.9892, 0.9900, 0.9914, 0.9908, 0.9903, ! evergreen needleleaf |
| 988 |
& 0.9898, 0.9948, 1.0000, 1.0000, 1.0000, 1.0000, |
| 989 |
& 0.9849, 0.9856, 0.9841, 0.9831, 0.9789, 0.9805, ! deciduous needleleaf |
| 990 |
& 0.9733, 0.9869, 1.0000, 1.0000, 1.0000, 1.0000, |
| 991 |
& 0.9891, 0.9892, 0.9900, 0.9914, 0.9908, 0.9903, ! evergreen needleleaf |
| 992 |
& 0.9898, 0.9948, 1.0000, 1.0000, 1.0000, 1.0000, |
| 993 |
& 0.9867, 0.9897, 0.9920, 0.9933, 0.9830, 0.9752, ! grasslands |
| 994 |
& 0.9853, 0.9928, 1.0000, 1.0000, 1.0000, 1.0000, |
| 995 |
& 0.9490, 0.9697, 0.9738, 0.9712, 0.9474, 0.9582, ! closed shrublands |
| 996 |
& 0.9663, 0.9747, 0.9836, 0.9836, 0.9836, 0.9836, |
| 997 |
& 0.9469, 0.9670, 0.9883, 0.9795, 0.9751, 0.9767, ! tundra |
| 998 |
& 0.9920, 0.9888, 0.9888, 0.9888, 0.9888, 0.9888, |
| 999 |
& 0.8353, 0.9163, 0.9342, 0.9229, 0.8354, 0.8766, ! barren |
| 1000 |
& 0.9210, 0.9262, 0.9345, 0.9345, 0.9345, 0.9345, |
| 1001 |
& 0.8353, 0.9163, 0.9342, 0.9229, 0.8354, 0.8766, ! barren |
| 1002 |
& 0.9210, 0.9262, 0.9345, 0.9345, 0.9345, 0.9345, |
| 1003 |
& 0.9998, 0.9998, 0.9998, 0.9998, 0.9998, 0.9999, ! snow/ice |
| 1004 |
& 0.9997, 0.9994, 0.9995, 0.9995, 0.9995, 0.9995, |
| 1005 |
& 0.8353, 0.9163, 0.9342, 0.9229, 0.8354, 0.8766, ! barren |
| 1006 |
& 0.9210, 0.9262, 0.9345, 0.9345, 0.9345, 0.9345, |
| 1007 |
& 0.9788, 0.9833, 0.9819, 0.9820, 0.9835, 0.9865, ! water |
| 1008 |
& 0.9886, 0.9719, 0.9719, 0.9719, 0.9719, 0.9719/ |
| 1009 |
|
| 1010 |
include 'snwmid.h' |
| 1011 |
|
| 1012 |
c Convert to the 10 bands needed by Chou Radiation |
| 1013 |
c ------------------------------------------------ |
| 1014 |
do i=1,numpts |
| 1015 |
|
| 1016 |
c land points |
| 1017 |
c------------ |
| 1018 |
if(ityp(i).le.10)then |
| 1019 |
newemis(i, 1) = (emis( 1,ityp(i))+emis(2,ityp(i)))/2. |
| 1020 |
newemis(i, 2) = (emis( 2,ityp(i))+emis(3,ityp(i)))/2. |
| 1021 |
newemis(i, 3) = (emis( 4,ityp(i))+emis(5,ityp(i)))/2. |
| 1022 |
newemis(i, 4) = emis( 6,ityp(i)) |
| 1023 |
newemis(i, 5) = emis( 7,ityp(i)) |
| 1024 |
newemis(i, 6) = emis( 8,ityp(i)) |
| 1025 |
newemis(i, 7) = emis( 9,ityp(i)) |
| 1026 |
newemis(i, 8) = (emis(10,ityp(i))+emis(11,ityp(i)))/2. |
| 1027 |
newemis(i, 9) = emis(12,ityp(i)) |
| 1028 |
newemis(i,10) = emis( 4,ityp(i)) |
| 1029 |
|
| 1030 |
c modify emissivity for snow based on snow depth (like albedo) |
| 1031 |
c------------------------------------------------------------- |
| 1032 |
if(snowdepth (i).gt.0.) then |
| 1033 |
fac = snowdepth(i) / (snowdepth(i) + snwmid(ityp(i))) |
| 1034 |
newemis(i, 1) = newemis(i, 1) + (((emis( 1,9)+emis( 2,9))/2.) - newemis(i, 1)) * fac |
| 1035 |
newemis(i, 2) = newemis(i, 2) + (((emis( 2,9)+emis( 3,9))/2.) - newemis(i, 2)) * fac |
| 1036 |
newemis(i, 3) = newemis(i, 3) + (((emis( 4,9)+emis( 5,9))/2.) - newemis(i, 3)) * fac |
| 1037 |
newemis(i, 4) = newemis(i, 4) + (emis( 6,9) - newemis(i, 4)) * fac |
| 1038 |
newemis(i, 5) = newemis(i, 5) + (emis( 7,9) - newemis(i, 5)) * fac |
| 1039 |
newemis(i, 6) = newemis(i, 6) + (emis( 8,9) - newemis(i, 6)) * fac |
| 1040 |
newemis(i, 7) = newemis(i, 7) + (emis( 9,9) - newemis(i, 7)) * fac |
| 1041 |
newemis(i, 8) = newemis(i, 8) + (((emis(10,9)+emis(11,9))/2.) - newemis(i, 8)) * fac |
| 1042 |
newemis(i, 9) = newemis(i, 9) + (emis(12,9) - newemis(i, 9)) * fac |
| 1043 |
newemis(i,10) = newemis(i,10) + (emis( 4,9) - newemis(i,10)) * fac |
| 1044 |
endif |
| 1045 |
|
| 1046 |
c open water |
| 1047 |
c----------- |
| 1048 |
else |
| 1049 |
if(fraci(i).eq.0.)then |
| 1050 |
newemis(i, 1) = (emis( 1,11)+emis(2,11))/2. |
| 1051 |
newemis(i, 2) = (emis( 2,11)+emis(3,11))/2. |
| 1052 |
newemis(i, 3) = (emis( 4,11)+emis(5,11))/2. |
| 1053 |
newemis(i, 4) = emis( 6,11) |
| 1054 |
newemis(i, 5) = emis( 7,11) |
| 1055 |
newemis(i, 6) = emis( 8,11) |
| 1056 |
newemis(i, 7) = emis( 9,11) |
| 1057 |
newemis(i, 8) = (emis(10,11)+emis(11,11))/2. |
| 1058 |
newemis(i, 9) = emis(12,11) |
| 1059 |
newemis(i,10) = emis( 4,11) |
| 1060 |
|
| 1061 |
c sea ice (like glacier and snow) |
| 1062 |
c-------------------------------- |
| 1063 |
else |
| 1064 |
newemis(i, 1) = (emis( 1,9)+emis(2,9))/2. |
| 1065 |
newemis(i, 2) = (emis( 2,9)+emis(3,9))/2. |
| 1066 |
newemis(i, 3) = (emis( 4,9)+emis(5,9))/2. |
| 1067 |
newemis(i, 4) = emis( 6,9) |
| 1068 |
newemis(i, 5) = emis( 7,9) |
| 1069 |
newemis(i, 6) = emis( 8,9) |
| 1070 |
newemis(i, 7) = emis( 9,9) |
| 1071 |
newemis(i, 8) = (emis(10,9)+emis(11,9))/2. |
| 1072 |
newemis(i, 9) = emis(12,9) |
| 1073 |
newemis(i,10) = emis( 4,9) |
| 1074 |
endif |
| 1075 |
endif |
| 1076 |
enddo |
| 1077 |
|
| 1078 |
return |
| 1079 |
end |
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