| 1 | ! |
|---|
| 2 | ! $Id: aeropt.F 1403 2010-07-01 09:02:53Z fairhead $ |
|---|
| 3 | ! |
|---|
| 4 | SUBROUTINE aeropt(pplay, paprs, t_seri, msulfate, RHcl, |
|---|
| 5 | . tau_ae, piz_ae, cg_ae, ai ) |
|---|
| 6 | c |
|---|
| 7 | USE dimphy |
|---|
| 8 | IMPLICIT none |
|---|
| 9 | c |
|---|
| 10 | c |
|---|
| 11 | c |
|---|
| 12 | cym#include "dimensions.h" |
|---|
| 13 | cym#include "dimphy.h" |
|---|
| 14 | #include "YOMCST.h" |
|---|
| 15 | c |
|---|
| 16 | c Arguments: |
|---|
| 17 | c |
|---|
| 18 | REAL, INTENT(in) :: paprs(klon,klev+1) |
|---|
| 19 | REAL, INTENT(in) :: pplay(klon,klev), t_seri(klon,klev) |
|---|
| 20 | REAL, INTENT(in) :: msulfate(klon,klev) ! masse sulfate ug SO4/m3 [ug/m^3] |
|---|
| 21 | REAL, INTENT(in) :: RHcl(klon,klev) ! humidite relative ciel clair |
|---|
| 22 | REAL, INTENT(out) :: tau_ae(klon,klev,2) ! epaisseur optique aerosol |
|---|
| 23 | REAL, INTENT(out) :: piz_ae(klon,klev,2) ! single scattering albedo aerosol |
|---|
| 24 | REAL, INTENT(out) :: cg_ae(klon,klev,2) ! asymmetry parameter aerosol |
|---|
| 25 | REAL, INTENT(out) :: ai(klon) ! POLDER aerosol index |
|---|
| 26 | c |
|---|
| 27 | c Local |
|---|
| 28 | c |
|---|
| 29 | INTEGER i, k, inu |
|---|
| 30 | INTEGER RH_num, nbre_RH |
|---|
| 31 | PARAMETER (nbre_RH=12) |
|---|
| 32 | REAL RH_tab(nbre_RH) |
|---|
| 33 | REAL RH_MAX, DELTA, rh |
|---|
| 34 | PARAMETER (RH_MAX=95.) |
|---|
| 35 | DATA RH_tab/0.,10.,20.,30.,40.,50.,60.,70.,80.,85.,90.,95./ |
|---|
| 36 | REAL zrho, zdz |
|---|
| 37 | REAL taue670(klon) ! epaisseur optique aerosol absorption 550 nm |
|---|
| 38 | REAL taue865(klon) ! epaisseur optique aerosol extinction 865 nm |
|---|
| 39 | REAL alpha_aer_sulfate(nbre_RH,5) !--unit m2/g SO4 |
|---|
| 40 | REAL alphasulfate |
|---|
| 41 | |
|---|
| 42 | CHARACTER (LEN=20) :: modname='aeropt' |
|---|
| 43 | CHARACTER (LEN=80) :: abort_message |
|---|
| 44 | |
|---|
| 45 | c |
|---|
| 46 | c Proprietes optiques |
|---|
| 47 | c |
|---|
| 48 | REAL alpha_aer(nbre_RH,2) !--unit m2/g SO4 |
|---|
| 49 | REAL cg_aer(nbre_RH,2) |
|---|
| 50 | DATA alpha_aer/.500130E+01, .500130E+01, .500130E+01, |
|---|
| 51 | . .500130E+01, .500130E+01, .616710E+01, |
|---|
| 52 | . .826850E+01, .107687E+02, .136976E+02, |
|---|
| 53 | . .162972E+02, .211690E+02, .354833E+02, |
|---|
| 54 | . .139460E+01, .139460E+01, .139460E+01, |
|---|
| 55 | . .139460E+01, .139460E+01, .173910E+01, |
|---|
| 56 | . .244380E+01, .332320E+01, .440120E+01, |
|---|
| 57 | . .539570E+01, .734580E+01, .136038E+02 / |
|---|
| 58 | DATA cg_aer/.619800E+00, .619800E+00, .619800E+00, |
|---|
| 59 | . .619800E+00, .619800E+00, .662700E+00, |
|---|
| 60 | . .682100E+00, .698500E+00, .712500E+00, |
|---|
| 61 | . .721800E+00, .734600E+00, .755800E+00, |
|---|
| 62 | . .545600E+00, .545600E+00, .545600E+00, |
|---|
| 63 | . .545600E+00, .545600E+00, .583700E+00, |
|---|
| 64 | . .607100E+00, .627700E+00, .645800E+00, |
|---|
| 65 | . .658400E+00, .676500E+00, .708500E+00 / |
|---|
| 66 | DATA alpha_aer_sulfate/ |
|---|
| 67 | . 4.910,4.910,4.910,4.910,6.547,7.373, |
|---|
| 68 | . 8.373,9.788,12.167,14.256,17.924,28.433, |
|---|
| 69 | . 1.453,1.453,1.453,1.453,2.003,2.321, |
|---|
| 70 | . 2.711,3.282,4.287,5.210,6.914,12.305, |
|---|
| 71 | . 4.308,4.308,4.308,4.308,5.753,6.521, |
|---|
| 72 | . 7.449,8.772,11.014,12.999,16.518,26.772, |
|---|
| 73 | . 3.265,3.265,3.265,3.265,4.388,5.016, |
|---|
| 74 | . 5.775,6.868,8.745,10.429,13.457,22.538, |
|---|
| 75 | . 2.116,2.116,2.116,2.116,2.882,3.330, |
|---|
| 76 | . 3.876,4.670,6.059,7.327,9.650,16.883/ |
|---|
| 77 | c |
|---|
| 78 | DO i=1, klon |
|---|
| 79 | taue670(i)=0.0 |
|---|
| 80 | taue865(i)=0.0 |
|---|
| 81 | ENDDO |
|---|
| 82 | c |
|---|
| 83 | DO k=1, klev |
|---|
| 84 | DO i=1, klon |
|---|
| 85 | if (t_seri(i,k).eq.0) write (*,*) 'aeropt T ',i,k,t_seri(i,k) |
|---|
| 86 | if (pplay(i,k).eq.0) write (*,*) 'aeropt p ',i,k,pplay(i,k) |
|---|
| 87 | zrho=pplay(i,k)/t_seri(i,k)/RD ! kg/m3 |
|---|
| 88 | zdz=(paprs(i,k)-paprs(i,k+1))/zrho/RG ! m |
|---|
| 89 | rh=MIN(RHcl(i,k)*100.,RH_MAX) |
|---|
| 90 | RH_num = INT( rh/10. + 1.) |
|---|
| 91 | IF (rh.LT.0.) THEN |
|---|
| 92 | abort_message = 'aeropt: RH < 0 not possible' |
|---|
| 93 | CALL abort_gcm (modname,abort_message,1) |
|---|
| 94 | ENDIF |
|---|
| 95 | IF (rh.gt.85.) RH_num=10 |
|---|
| 96 | IF (rh.gt.90.) RH_num=11 |
|---|
| 97 | DELTA=(rh-RH_tab(RH_num))/(RH_tab(RH_num+1)-RH_tab(RH_num)) |
|---|
| 98 | c |
|---|
| 99 | inu=1 |
|---|
| 100 | tau_ae(i,k,inu)=alpha_aer(RH_num,inu) + |
|---|
| 101 | . DELTA*(alpha_aer(RH_num+1,inu)-alpha_aer(RH_num,inu)) |
|---|
| 102 | tau_ae(i,k,inu)=tau_ae(i,k,inu)*msulfate(i,k)*zdz*1.e-6 |
|---|
| 103 | piz_ae(i,k,inu)=1.0 |
|---|
| 104 | cg_ae(i,k,inu)=cg_aer(RH_num,inu) + |
|---|
| 105 | . DELTA*(cg_aer(RH_num+1,inu)-cg_aer(RH_num,inu)) |
|---|
| 106 | c |
|---|
| 107 | inu=2 |
|---|
| 108 | tau_ae(i,k,inu)=alpha_aer(RH_num,inu) + |
|---|
| 109 | . DELTA*(alpha_aer(RH_num+1,inu)-alpha_aer(RH_num,inu)) |
|---|
| 110 | tau_ae(i,k,inu)=tau_ae(i,k,inu)*msulfate(i,k)*zdz*1.e-6 |
|---|
| 111 | piz_ae(i,k,inu)=1.0 |
|---|
| 112 | cg_ae(i,k,inu)=cg_aer(RH_num,inu) + |
|---|
| 113 | . DELTA*(cg_aer(RH_num+1,inu)-cg_aer(RH_num,inu)) |
|---|
| 114 | cjq |
|---|
| 115 | cjq for aerosol index |
|---|
| 116 | c |
|---|
| 117 | alphasulfate=alpha_aer_sulfate(RH_num,4) + |
|---|
| 118 | . DELTA*(alpha_aer_sulfate(RH_num+1,4)- |
|---|
| 119 | . alpha_aer_sulfate(RH_num,4)) !--m2/g |
|---|
| 120 | c |
|---|
| 121 | taue670(i)=taue670(i)+ |
|---|
| 122 | . alphasulfate*msulfate(i,k)*zdz*1.e-6 |
|---|
| 123 | c |
|---|
| 124 | alphasulfate=alpha_aer_sulfate(RH_num,5) + |
|---|
| 125 | . DELTA*(alpha_aer_sulfate(RH_num+1,5)- |
|---|
| 126 | . alpha_aer_sulfate(RH_num,5)) !--m2/g |
|---|
| 127 | c |
|---|
| 128 | taue865(i)=taue865(i)+ |
|---|
| 129 | . alphasulfate*msulfate(i,k)*zdz*1.e-6 |
|---|
| 130 | |
|---|
| 131 | ENDDO |
|---|
| 132 | ENDDO |
|---|
| 133 | c |
|---|
| 134 | DO i=1, klon |
|---|
| 135 | ai(i)=(-log(MAX(taue670(i),0.0001)/ |
|---|
| 136 | . MAX(taue865(i),0.0001))/log(670./865.)) * |
|---|
| 137 | . taue865(i) |
|---|
| 138 | ENDDO |
|---|
| 139 | c |
|---|
| 140 | RETURN |
|---|
| 141 | END |
|---|
