| 1 | ! |
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| 2 | ! $Header: /home/cvsroot/LMDZ4/libf/phylmd/radlwsw.F,v 1.2 2004/10/27 10:14:46 lmdzadmin Exp $ |
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| 3 | ! |
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| 4 | MODULE radlwsw_newtoncool_mod |
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| 5 | |
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| 6 | implicit none |
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| 7 | |
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| 8 | contains |
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| 9 | |
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| 10 | SUBROUTINE radlwsw_newtoncool(presnivs,pt) |
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| 11 | |
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| 12 | c====================================================================== |
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| 13 | c S. Lebonnois 12/04/2007 |
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| 14 | c VERSION NEWTONIAN COOLING pour Venus (no diurnal cycle) |
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| 15 | c update 01/2014 |
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| 16 | c====================================================================== |
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| 17 | use dimphy, only: klon,klev |
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| 18 | USE geometry_mod, ONLY: latitude ! in radians |
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| 19 | USE phys_state_var_mod, only: heat,cool,radsol, |
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| 20 | . topsw,toplw,solsw,sollw,sollwdown,lwnet,swnet,zt_eq |
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| 21 | USE YOMCST_mod, ONLY: RPI |
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| 22 | IMPLICIT none |
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| 23 | |
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| 24 | c ARGUMENTS |
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| 25 | |
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| 26 | real,intent(in) :: presnivs(klev) ! approx. pressure of GCM levels (Pa) |
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| 27 | real,intent(in) :: pt(klon,klev) ! atmospheric temperature (K) |
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| 28 | |
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| 29 | c LOCAL VARIABLES |
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| 30 | INTEGER i,j,k |
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| 31 | integer level |
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| 32 | integer,parameter :: nlevCLee=30 |
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| 33 | REAL pressCLee(nlevCLee+1),tempCLee(nlevCLee+1) |
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| 34 | real dt_epCLee(nlevCLee+1),etaCLee(nlevCLee+1) |
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| 35 | real,parameter :: tauCLee=25*86400 ! in s |
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| 36 | |
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| 37 | real ztemp,zdt,fact |
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| 38 | real dTsdt(klev) |
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| 39 | |
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| 40 | data etaCLee/9.602e-1,8.679e-1,7.577e-1,6.420e-1,5.299e-1, |
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| 41 | . 4.273e-1,3.373e-1,2.610e-1,1.979e-1,1.472e-1, |
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| 42 | . 1.074e-1,7.672e-2,5.361e-2,3.657e-2,2.430e-2, |
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| 43 | . 1.569e-2,9.814e-3,5.929e-3,3.454e-3,1.934e-3, |
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| 44 | . 1.043e-3,5.400e-4,2.710e-4,1.324e-4,6.355e-5, |
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| 45 | . 3.070e-5,1.525e-5,7.950e-6,4.500e-6,2.925e-6, |
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| 46 | . 2.265e-6/ |
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| 47 | data tempCLee/728.187,715.129,697.876,677.284,654.078,628.885, |
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| 48 | . 602.225,574.542,546.104,517.339,488.560,459.932, |
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| 49 | . 431.741,404.202,377.555,352.042,327.887,305.313, |
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| 50 | . 284.556,265.697,248.844,233.771,220.368,208.247, |
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| 51 | . 197.127,187.104,178.489,171.800,167.598,165.899, |
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| 52 | . 165.676/ |
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| 53 | data dt_epCLee/6.101 , 6.136 , 6.176 , 6.410 , 6.634 , 6.678 , |
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| 54 | . 6.719 , 6.762 , 7.167 , 7.524 , 9.840 ,14.948 , |
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| 55 | . 21.370 ,28.746 ,36.373 ,43.315 ,48.534 ,51.175 , |
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| 56 | . 50.757 ,47.342 ,41.536 ,34.295 ,26.758 ,19.807 , |
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| 57 | . 14.001 , 9.599 , 6.504 , 4.439 , 3.126 , 2.370 , |
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| 58 | . 2.000/ |
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| 59 | c |
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| 60 | |
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| 61 | logical,save :: firstcall=.true. |
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| 62 | C$OMP THREADPRIVATE(firstcall) |
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| 63 | |
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| 64 | c Initialisations |
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| 65 | c----------------- |
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| 66 | |
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| 67 | if (firstcall) then |
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| 68 | ! build zt_eq(), reference temperature field towards which to relax. |
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| 69 | PRINT*,"******* WARNING, NEWTONIAN COOLING ********" |
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| 70 | |
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| 71 | pressCLee = etaCLee * 9.2e6 |
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| 72 | |
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| 73 | DO i = 1, klon |
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| 74 | |
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| 75 | do k = 1,klev |
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| 76 | |
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| 77 | level = 1 |
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| 78 | do j=1,nlevCLee |
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| 79 | if (pressCLee(j).gt.presnivs(k)) level = j |
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| 80 | enddo |
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| 81 | |
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| 82 | fact = (log10(presnivs(k))-log10(pressCLee(level))) |
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| 83 | . /(log10(pressCLee(level+1))-log10(pressCLee(level))) |
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| 84 | ztemp = tempCLee(level)*(1-fact)+tempCLee(level+1)*fact |
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| 85 | zdt = dt_epCLee(level)*(1-fact)+dt_epCLee(level+1)*fact |
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| 86 | c zt_eq(i,k) = ztemp + zdt*(cos(latitude(i))-2./RPI) |
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| 87 | zt_eq(i,k) = ztemp + zdt*(cos(latitude(i))-RPI/4.) |
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| 88 | |
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| 89 | enddo |
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| 90 | |
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| 91 | ENDDO !i |
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| 92 | |
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| 93 | firstcall = .false. |
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| 94 | endif ! firstcall |
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| 95 | |
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| 96 | c+++++++ LOOP ON COLUMNS +++++++++++++++++++++++++ |
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| 97 | DO j = 1,klon |
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| 98 | |
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| 99 | do k = 1,klev |
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| 100 | dTsdt(k) = -(pt(j,k)-zt_eq(j,k))/tauCLee ! in K/s |
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| 101 | enddo |
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| 102 | |
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| 103 | radsol(j) = 0. ! positive downwards |
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| 104 | topsw(j) = 0. ! positive downwards |
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| 105 | toplw(j) = 0. ! positive upwards |
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| 106 | solsw(j) = 0. ! positive downwards |
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| 107 | sollw(j) = 0. ! positive downwards |
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| 108 | sollwdown(j) = 0. ! positive downwards |
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| 109 | |
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| 110 | DO k = 1, klev+1 |
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| 111 | lwnet (j,k) = 0. |
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| 112 | swnet (j,k) = 0. |
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| 113 | ENDDO |
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| 114 | |
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| 115 | DO k = 1, klev |
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| 116 | heat (j,k) = dTsdt(k) ! K/s |
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| 117 | cool (j,k) = 0. |
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| 118 | ENDDO |
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| 119 | c |
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| 120 | ENDDO !j |
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| 121 | c+++++++ END LOOP ON COLUMNS +++++++++++++++++++++++++ |
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| 122 | |
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| 123 | END SUBROUTINE radlwsw_newtoncool |
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| 124 | |
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| 125 | END MODULE radlwsw_newtoncool_mod |
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