| Line |
Branch |
Exec |
Source |
| 1 |
|
|
! |
| 2 |
|
|
MODULE screenp_mod |
| 3 |
|
|
! |
| 4 |
|
|
! This module contains some procedures for calculation of the first |
| 5 |
|
|
! guess of temperature, specific humidity and wind at a reference level |
| 6 |
|
|
! coefficients for turbulent diffusion at surface |
| 7 |
|
|
! |
| 8 |
|
|
IMPLICIT NONE |
| 9 |
|
|
|
| 10 |
|
|
CONTAINS |
| 11 |
|
|
! |
| 12 |
|
|
!**************************************************************************************** |
| 13 |
|
|
! |
| 14 |
|
|
!r original routine |
| 15 |
|
|
! |
| 16 |
|
✗ |
SUBROUTINE screenp(klon, knon, nsrf, & |
| 17 |
|
|
& speed, tair, qair, & |
| 18 |
|
|
& ts, qsurf, rugos, lmon, & |
| 19 |
|
|
& ustar, testar, qstar, zref, & |
| 20 |
|
|
& delu, delte, delq) |
| 21 |
|
|
IMPLICIT none |
| 22 |
|
|
!------------------------------------------------------------------------- |
| 23 |
|
|
! |
| 24 |
|
|
! Objet : calcul "predicteur" des anomalies du vent, de la temperature |
| 25 |
|
|
! potentielle et de l'humidite relative au niveau de reference zref et |
| 26 |
|
|
! par rapport au 1er niveau (pour u) ou a la surface (pour theta et q) |
| 27 |
|
|
! a partir des relations de Dyer-Businger. |
| 28 |
|
|
! |
| 29 |
|
|
! Reference : Hess, Colman et McAvaney (1995) |
| 30 |
|
|
! |
| 31 |
|
|
! I. Musat, 01.07.2002 |
| 32 |
|
|
!------------------------------------------------------------------------- |
| 33 |
|
|
! |
| 34 |
|
|
! klon----input-I- dimension de la grille physique (= nb_pts_latitude X nb_pts_longitude) |
| 35 |
|
|
! knon----input-I- nombre de points pour un type de surface |
| 36 |
|
|
! nsrf----input-I- indice pour le type de surface; voir indice_sol_mod.F90 |
| 37 |
|
|
! speed---input-R- module du vent au 1er niveau du modele |
| 38 |
|
|
! tair----input-R- temperature de l'air au 1er niveau du modele |
| 39 |
|
|
! qair----input-R- humidite relative au 1er niveau du modele |
| 40 |
|
|
! ts------input-R- temperature de l'air a la surface |
| 41 |
|
|
! qsurf---input-R- humidite relative a la surface |
| 42 |
|
|
! rugos---input-R- rugosite |
| 43 |
|
|
! lmon----input-R- longueur de Monin-Obukov |
| 44 |
|
|
! ustar---input-R- facteur d'echelle pour le vent |
| 45 |
|
|
! testar--input-R- facteur d'echelle pour la temperature potentielle |
| 46 |
|
|
! qstar---input-R- facteur d'echelle pour l'humidite relative |
| 47 |
|
|
! zref----input-R- altitude de reference |
| 48 |
|
|
! |
| 49 |
|
|
! delu----input-R- anomalie du vent par rapport au 1er niveau |
| 50 |
|
|
! delte---input-R- anomalie de la temperature potentielle par rapport a la surface |
| 51 |
|
|
! delq----input-R- anomalie de l'humidite relative par rapport a la surface |
| 52 |
|
|
! |
| 53 |
|
|
INTEGER, intent(in) :: klon, knon, nsrf |
| 54 |
|
|
REAL, dimension(klon), intent(in) :: speed, tair, qair |
| 55 |
|
|
REAL, dimension(klon), intent(in) :: ts, qsurf, rugos |
| 56 |
|
|
DOUBLE PRECISION, dimension(klon), intent(in) :: lmon |
| 57 |
|
|
REAL, dimension(klon), intent(in) :: ustar, testar, qstar |
| 58 |
|
|
REAL, intent(in) :: zref |
| 59 |
|
|
! |
| 60 |
|
|
REAL, dimension(klon), intent(out) :: delu, delte, delq |
| 61 |
|
|
! |
| 62 |
|
|
!------------------------------------------------------------------------- |
| 63 |
|
|
! Variables locales et constantes : |
| 64 |
|
|
REAL, PARAMETER :: RKAR=0.40 |
| 65 |
|
|
INTEGER :: i |
| 66 |
|
|
REAL :: xtmp, xtmp0 |
| 67 |
|
|
!------------------------------------------------------------------------- |
| 68 |
|
✗ |
DO i = 1, knon |
| 69 |
|
|
! |
| 70 |
|
✗ |
IF (lmon(i).GE.0.) THEN |
| 71 |
|
|
! |
| 72 |
|
|
! STABLE CASE |
| 73 |
|
|
! |
| 74 |
|
|
IF (speed(i).GT.1.5.AND.lmon(i).LE.1.0 & |
| 75 |
|
✗ |
& .AND. rugos(i).LE.1.0) THEN |
| 76 |
|
|
delu(i) = (ustar(i)/RKAR)* & |
| 77 |
|
|
(log(zref/(rugos(i))+1.) + & |
| 78 |
|
✗ |
min(5.d0, 5.0 *(zref - rugos(i))/lmon(i))) |
| 79 |
|
|
delte(i) = (testar(i)/RKAR)* & |
| 80 |
|
|
(log(zref/(rugos(i))+1.) + & |
| 81 |
|
✗ |
min(5.d0, 5.0 * (zref - rugos(i))/lmon(i))) |
| 82 |
|
|
delq(i) = (qstar(i)/RKAR)* & |
| 83 |
|
|
(log(zref/(rugos(i))+1.) + & |
| 84 |
|
✗ |
min(5.d0, 5.0 * (zref - rugos(i))/lmon(i))) |
| 85 |
|
|
ELSE |
| 86 |
|
✗ |
delu(i) = 0.1 * speed(i) |
| 87 |
|
✗ |
delte(i) = 0.1 * (tair(i) - ts(i) ) |
| 88 |
|
✗ |
delq(i) = 0.1 * (max(qair(i),0.0) - max(qsurf(i),0.0)) |
| 89 |
|
|
ENDIF |
| 90 |
|
|
ELSE |
| 91 |
|
|
! |
| 92 |
|
|
! UNSTABLE CASE |
| 93 |
|
|
! |
| 94 |
|
✗ |
IF (speed(i).GT.5.0.AND.abs(lmon(i)).LE.50.0) THEN |
| 95 |
|
✗ |
xtmp = (1. - 16. * (zref/lmon(i)))**(1./4.) |
| 96 |
|
✗ |
xtmp0 = (1. - 16. * (rugos(i)/lmon(i)))**(1./4.) |
| 97 |
|
|
delu(i) = (ustar(i)/RKAR)* & |
| 98 |
|
|
(log(zref/(rugos(i))+1.) & |
| 99 |
|
|
- 2.*log(0.5*(1. + xtmp)) & |
| 100 |
|
|
+ 2.*log(0.5*(1. + xtmp0)) & |
| 101 |
|
|
- log(0.5*(1. + xtmp*xtmp)) & |
| 102 |
|
|
+ log(0.5*(1. + xtmp0*xtmp0)) & |
| 103 |
|
✗ |
+ 2.*atan(xtmp) - 2.*atan(xtmp0)) |
| 104 |
|
|
delte(i) = (testar(i)/RKAR)* & |
| 105 |
|
|
(log(zref/(rugos(i))+1.) & |
| 106 |
|
|
- 2.0 * log(0.5*(1. + xtmp*xtmp)) & |
| 107 |
|
✗ |
+ 2.0 * log(0.5*(1. + xtmp0*xtmp0))) |
| 108 |
|
|
delq(i) = (qstar(i)/RKAR)* & |
| 109 |
|
|
(log(zref/(rugos(i))+1.) & |
| 110 |
|
|
- 2.0 * log(0.5*(1. + xtmp*xtmp)) & |
| 111 |
|
✗ |
+ 2.0 * log(0.5*(1. + xtmp0*xtmp0))) |
| 112 |
|
|
ELSE |
| 113 |
|
✗ |
delu(i) = 0.5 * speed(i) |
| 114 |
|
✗ |
delte(i) = 0.5 * (tair(i) - ts(i) ) |
| 115 |
|
✗ |
delq(i) = 0.5 * (max(qair(i),0.0) - max(qsurf(i),0.0)) |
| 116 |
|
|
ENDIF |
| 117 |
|
|
ENDIF |
| 118 |
|
|
! |
| 119 |
|
|
ENDDO |
| 120 |
|
✗ |
RETURN |
| 121 |
|
|
END SUBROUTINE screenp |
| 122 |
|
|
! |
| 123 |
|
✗ |
SUBROUTINE screenpn(klon, knon, nsrf, & |
| 124 |
|
|
& speed, tair, qair, & |
| 125 |
|
|
& ts, qsurf, rugos, zri1, & |
| 126 |
|
|
& zref, & |
| 127 |
|
|
& delu, delte, delq) |
| 128 |
|
|
IMPLICIT none |
| 129 |
|
|
!------------------------------------------------------------------------- |
| 130 |
|
|
! |
| 131 |
|
|
! Objet : calcul "predicteur" des anomalies du vent, de la temperature |
| 132 |
|
|
! potentielle et de l'humidite relative au niveau de reference zref et |
| 133 |
|
|
! par rapport au 1er niveau (pour u) ou a la surface (pour theta et q) |
| 134 |
|
|
! a partir des relations de Dyer-Businger. |
| 135 |
|
|
! |
| 136 |
|
|
! Reference : Hess, Colman et McAvaney (1995) |
| 137 |
|
|
! |
| 138 |
|
|
! I. Musat, 01.07.2002 |
| 139 |
|
|
!------------------------------------------------------------------------- |
| 140 |
|
|
! |
| 141 |
|
|
! klon----input-I- dimension de la grille physique (= nb_pts_latitude X nb_pts_longitude) |
| 142 |
|
|
! knon----input-I- nombre de points pour un type de surface |
| 143 |
|
|
! nsrf----input-I- indice pour le type de surface; voir indice_sol_mod.F90 |
| 144 |
|
|
! speed---input-R- module du vent au 1er niveau du modele |
| 145 |
|
|
! tair----input-R- temperature de l'air au 1er niveau du modele |
| 146 |
|
|
! qair----input-R- humidite relative au 1er niveau du modele |
| 147 |
|
|
! ts------input-R- temperature de l'air a la surface |
| 148 |
|
|
! qsurf---input-R- humidite relative a la surface |
| 149 |
|
|
! rugos---input-R- rugosite |
| 150 |
|
|
! zref----input-R- altitude de reference |
| 151 |
|
|
! |
| 152 |
|
|
! delu----input-R- anomalie du vent par rapport au 1er niveau |
| 153 |
|
|
! delte---input-R- anomalie de la temperature potentielle par rapport a la surface |
| 154 |
|
|
! delq----input-R- anomalie de l'humidite relative par rapport a la surface |
| 155 |
|
|
! |
| 156 |
|
|
INTEGER, intent(in) :: klon, knon, nsrf |
| 157 |
|
|
REAL, dimension(klon), intent(in) :: speed, tair, qair |
| 158 |
|
|
REAL, dimension(klon), intent(in) :: ts, qsurf, rugos |
| 159 |
|
|
REAL, dimension(klon), intent(in) :: zri1 |
| 160 |
|
|
REAL, intent(in) :: zref |
| 161 |
|
|
! |
| 162 |
|
|
REAL, dimension(klon), intent(out) :: delu, delte, delq |
| 163 |
|
|
! |
| 164 |
|
|
!------------------------------------------------------------------------- |
| 165 |
|
|
! Variables locales et constantes : |
| 166 |
|
|
REAL, PARAMETER :: RKAR=0.40 |
| 167 |
|
|
INTEGER :: i |
| 168 |
|
|
REAL :: xtmp, xtmp0 |
| 169 |
|
|
!------------------------------------------------------------------------- |
| 170 |
|
✗ |
DO i = 1, knon |
| 171 |
|
|
! |
| 172 |
|
✗ |
IF (zri1(i).GE.0.) THEN |
| 173 |
|
✗ |
delu(i) = 0.1 * speed(i) |
| 174 |
|
✗ |
delte(i) = 0.1 * (tair(i) - ts(i) ) |
| 175 |
|
✗ |
delq(i) = 0.1 * (max(qair(i),0.0) - max(qsurf(i),0.0)) |
| 176 |
|
|
ELSE |
| 177 |
|
✗ |
delu(i) = 0.5 * speed(i) |
| 178 |
|
✗ |
delte(i) = 0.5 * (tair(i) - ts(i) ) |
| 179 |
|
✗ |
delq(i) = 0.5 * (max(qair(i),0.0) - max(qsurf(i),0.0)) |
| 180 |
|
|
ENDIF |
| 181 |
|
|
! |
| 182 |
|
|
ENDDO |
| 183 |
|
✗ |
RETURN |
| 184 |
|
|
END SUBROUTINE screenpn |
| 185 |
|
|
END MODULE screenp_mod |
| 186 |
|
|
|