| [1310] | 1 | subroutine nlthermeq(nlon, nlayer, pplev, pplay) |
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| 2 | c |
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| 3 | c Compute the number of layers nlaylte (stored in common yomlw.h) |
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| 4 | c over which local thermodynamic equilibrium |
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| 5 | c radiation scheme should be run to be sure of covering at least to a |
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| 6 | c height greater than (pressure lower than) p=pminte, set in nlteparams.h. |
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| 7 | c The maximum layer needed is found for the worst possible case. |
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| 8 | c Stephen Lewis 6/2000 |
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| 9 | c Modified Y. Wanherdrick/ F. Forget 09/2000 |
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| 10 | use dimphy |
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| 11 | implicit none |
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| 12 | c#include "dimradmars.h" |
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| 13 | #include "nlteparams.h" |
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| 14 | c#include "yomlw.h" |
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| 15 | #include "clesphys.h" |
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| 16 | |
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| 17 | c |
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| 18 | c Input: |
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| 19 | integer nlon, nlayer |
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| 20 | real pplev(nlon, nlayer+1) |
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| 21 | real pplay(nlon, nlayer) |
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| 22 | c |
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| 23 | c Local: |
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| 24 | integer igpmax, ismax |
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| 25 | logical firstcall |
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| 26 | data firstcall /.true./ |
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| 27 | save firstcall, igpmax |
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| 28 | |
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| 29 | |
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| 30 | INTEGER i,ix |
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| 31 | real sxmax |
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| 32 | |
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| 33 | ccc |
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| 34 | if(firstcall) then |
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| 35 | c Find the location of maximum surface pressure. |
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| 36 | c Location won't vary much so only do it at the start; |
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| 37 | c with no topography location would vary, but this is only |
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| 38 | c needed for an estimate so any point would do in that case. |
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| 39 | ismax=1 |
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| 40 | sxmax=pplev(1,1) |
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| 41 | ix=1 |
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| 42 | do i=1,nlon-1 |
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| 43 | if(pplev(i,ix).gt.sxmax) then |
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| 44 | sxmax=pplev(i,ix) |
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| 45 | ismax=i+1 |
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| 46 | endif |
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| 47 | enddo |
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| 48 | |
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| 49 | |
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| 50 | igpmax = ismax ! longitude/ latitude where pression is maximum |
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| 51 | write(*, 10) ptrans |
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| 52 | write(*, 20) zw |
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| 53 | write(*, 30) pminte |
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| 54 | firstcall = .false. |
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| 55 | endif |
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| 56 | |
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| 57 | IF(callnlte .or. callnirco2) THEN |
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| 58 | c Find first layer above pminte at this location |
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| 59 | do nlaylte = nlayer, 1, -1 |
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| 60 | if (pplay(igpmax, nlaylte).gt.pminte) go to 100 |
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| 61 | enddo |
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| 62 | ELSE |
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| 63 | nlaylte=nlayer |
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| 64 | END IF |
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| 65 | |
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| 66 | c |
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| 67 | 100 return |
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| 68 | c |
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| 69 | |
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| 70 | 10 format(' nlthermeq: transition to NLTE centred at ',f6.2,'Pa') |
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| 71 | 20 format(' half-width (scale heights) ',f6.2) |
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| 72 | 30 format(' suggested LTE coverage at least ',f6.2,'Pa') |
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| [1591] | 73 | 40 format(' nlthermeq: purely NLTE contribution over (nlayer) ',f6.4) |
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| [1310] | 74 | |
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| 75 | end |
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