| 1 |
module inidissip_m |
| 2 |
|
| 3 |
use dimens_m, only: llm |
| 4 |
|
| 5 |
IMPLICIT NONE |
| 6 |
|
| 7 |
private llm |
| 8 |
|
| 9 |
REAL dtdiss |
| 10 |
integer idissip ! periode de la dissipation (en pas) |
| 11 |
real tetaudiv(llm),tetaurot(llm),tetah(llm) |
| 12 |
real cdivu, crot, cdivh |
| 13 |
|
| 14 |
contains |
| 15 |
|
| 16 |
SUBROUTINE inidissip(lstardis, nitergdiv, nitergrot, niterh, tetagdiv, & |
| 17 |
tetagrot, tetatemp) |
| 18 |
|
| 19 |
! From dyn3d/inidissip.F, version 1.1.1.1 2004/05/19 12:53:06 |
| 20 |
! Initialisation de la dissipation horizontale |
| 21 |
|
| 22 |
USE comconst, ONLY : dtvr |
| 23 |
USE comvert, ONLY : preff, presnivs |
| 24 |
USE conf_gcm_m, ONLY : iperiod |
| 25 |
USE dimens_m, ONLY : jjm, llm |
| 26 |
USE paramet_m, ONLY : iip1, ip1jm, ip1jmp1, jjp1 |
| 27 |
use new_unit_m, only: new_unit |
| 28 |
|
| 29 |
LOGICAL, intent(in):: lstardis |
| 30 |
INTEGER, intent(in):: nitergdiv, nitergrot, niterh |
| 31 |
REAL, intent(in):: tetagdiv, tetagrot, tetatemp |
| 32 |
|
| 33 |
! Variables local to the procedure: |
| 34 |
REAL zvert(llm) |
| 35 |
REAL zh(ip1jmp1), zu(ip1jmp1), zv(ip1jm), deltap(ip1jmp1, llm) |
| 36 |
REAL ullm, vllm, umin, vmin, zhmin, zhmax |
| 37 |
REAL zllm, z1llm |
| 38 |
INTEGER l, ij, idum, ii, unit |
| 39 |
REAL tetamin |
| 40 |
REAL ran1 |
| 41 |
|
| 42 |
!----------------------------------------------------------------------- |
| 43 |
|
| 44 |
PRINT *, 'Call sequence information: inidissip' |
| 45 |
|
| 46 |
! calcul des valeurs propres des operateurs par methode iterrative: |
| 47 |
|
| 48 |
crot = -1. |
| 49 |
cdivu = -1. |
| 50 |
cdivh = -1. |
| 51 |
|
| 52 |
! calcul de la valeur propre de divgrad: |
| 53 |
|
| 54 |
idum = 0 |
| 55 |
DO l = 1, llm |
| 56 |
DO ij = 1, ip1jmp1 |
| 57 |
deltap(ij, l) = 1. |
| 58 |
END DO |
| 59 |
END DO |
| 60 |
|
| 61 |
idum = -1 |
| 62 |
zh(1) = ran1(idum) - .5 |
| 63 |
idum = 0 |
| 64 |
DO ij = 2, ip1jmp1 |
| 65 |
zh(ij) = ran1(idum) - .5 |
| 66 |
END DO |
| 67 |
|
| 68 |
CALL filtreg(zh, jjp1, 1, 2, 1, .TRUE., 1) |
| 69 |
|
| 70 |
CALL minmax(iip1*jjp1, zh, zhmin, zhmax) |
| 71 |
|
| 72 |
IF (zhmin>=zhmax) THEN |
| 73 |
PRINT *, ' Inidissip zh min max ', zhmin, zhmax |
| 74 |
STOP 'probleme generateur alleatoire dans inidissip' |
| 75 |
END IF |
| 76 |
|
| 77 |
zllm = abs(zhmax) |
| 78 |
DO l = 1, 50 |
| 79 |
IF (lstardis) THEN |
| 80 |
CALL divgrad2(1, zh, deltap, niterh, zh) |
| 81 |
ELSE |
| 82 |
CALL divgrad(1, zh, niterh, zh) |
| 83 |
END IF |
| 84 |
|
| 85 |
CALL minmax(iip1*jjp1, zh, zhmin, zhmax) |
| 86 |
|
| 87 |
zllm = abs(zhmax) |
| 88 |
z1llm = 1./zllm |
| 89 |
DO ij = 1, ip1jmp1 |
| 90 |
zh(ij) = zh(ij)*z1llm |
| 91 |
END DO |
| 92 |
END DO |
| 93 |
|
| 94 |
IF (lstardis) THEN |
| 95 |
cdivh = 1./zllm |
| 96 |
ELSE |
| 97 |
cdivh = zllm**(-1./niterh) |
| 98 |
END IF |
| 99 |
|
| 100 |
! calcul des valeurs propres de gradiv (ii =1) et nxgrarot(ii=2) |
| 101 |
|
| 102 |
PRINT *, 'calcul des valeurs propres' |
| 103 |
|
| 104 |
DO ii = 1, 2 |
| 105 |
|
| 106 |
DO ij = 1, ip1jmp1 |
| 107 |
zu(ij) = ran1(idum) - .5 |
| 108 |
END DO |
| 109 |
CALL filtreg(zu, jjp1, 1, 2, 1, .TRUE., 1) |
| 110 |
DO ij = 1, ip1jm |
| 111 |
zv(ij) = ran1(idum) - .5 |
| 112 |
END DO |
| 113 |
CALL filtreg(zv, jjm, 1, 2, 1, .FALSE., 1) |
| 114 |
|
| 115 |
CALL minmax(iip1*jjp1, zu, umin, ullm) |
| 116 |
CALL minmax(iip1*jjm, zv, vmin, vllm) |
| 117 |
|
| 118 |
ullm = abs(ullm) |
| 119 |
vllm = abs(vllm) |
| 120 |
|
| 121 |
DO l = 1, 50 |
| 122 |
IF (ii==1) THEN |
| 123 |
IF (lstardis) THEN |
| 124 |
CALL gradiv2(1, zu, zv, nitergdiv, zu, zv) |
| 125 |
ELSE |
| 126 |
CALL gradiv(1, zu, zv, nitergdiv, zu, zv) |
| 127 |
END IF |
| 128 |
ELSE |
| 129 |
IF (lstardis) THEN |
| 130 |
CALL nxgraro2(1, zu, zv, nitergrot, zu, zv) |
| 131 |
ELSE |
| 132 |
CALL nxgrarot(1, zu, zv, nitergrot, zu, zv) |
| 133 |
END IF |
| 134 |
END IF |
| 135 |
|
| 136 |
CALL minmax(iip1*jjp1, zu, umin, ullm) |
| 137 |
CALL minmax(iip1*jjm, zv, vmin, vllm) |
| 138 |
|
| 139 |
ullm = abs(ullm) |
| 140 |
vllm = abs(vllm) |
| 141 |
|
| 142 |
zllm = max(ullm, vllm) |
| 143 |
z1llm = 1./zllm |
| 144 |
DO ij = 1, ip1jmp1 |
| 145 |
zu(ij) = zu(ij)*z1llm |
| 146 |
END DO |
| 147 |
DO ij = 1, ip1jm |
| 148 |
zv(ij) = zv(ij)*z1llm |
| 149 |
END DO |
| 150 |
end DO |
| 151 |
|
| 152 |
IF (ii==1) THEN |
| 153 |
IF (lstardis) THEN |
| 154 |
cdivu = 1./zllm |
| 155 |
ELSE |
| 156 |
cdivu = zllm**(-1./nitergdiv) |
| 157 |
END IF |
| 158 |
ELSE |
| 159 |
IF (lstardis) THEN |
| 160 |
crot = 1./zllm |
| 161 |
ELSE |
| 162 |
crot = zllm**(-1./nitergrot) |
| 163 |
END IF |
| 164 |
END IF |
| 165 |
|
| 166 |
END DO |
| 167 |
|
| 168 |
PRINT *, 'cdivu = ', cdivu |
| 169 |
PRINT *, 'crot = ', crot |
| 170 |
PRINT *, 'cdivh = ', cdivh |
| 171 |
|
| 172 |
! Variation verticale du coefficient de dissipation : |
| 173 |
zvert = 2. - 1. / (1. + (1. - preff / presnivs)**2) |
| 174 |
|
| 175 |
tetaudiv = zvert / tetagdiv |
| 176 |
tetaurot = zvert / tetagrot |
| 177 |
tetah = zvert / tetatemp |
| 178 |
call new_unit(unit) |
| 179 |
open(unit, file="inidissip.csv", status="replace", action="write") |
| 180 |
write(unit, fmt=*) "tetaudiv tetaurot tetah" ! title line |
| 181 |
do l = 1, llm |
| 182 |
write(unit, fmt=*) tetaudiv(l), tetaurot(l), tetah(l) |
| 183 |
end do |
| 184 |
close(unit) |
| 185 |
print *, 'Created file "inidissip.csv".' |
| 186 |
|
| 187 |
tetamin = min(1E6, minval(1. / tetaudiv), minval(1. / tetaurot), & |
| 188 |
minval(1. / tetah)) |
| 189 |
PRINT *, 'tetamin = ', tetamin |
| 190 |
idissip = max(iperiod, int(tetamin / (2 * dtvr * iperiod)) * iperiod) |
| 191 |
PRINT *, 'idissip = ', idissip |
| 192 |
dtdiss = idissip * dtvr |
| 193 |
PRINT *, 'dtdiss = ', dtdiss |
| 194 |
|
| 195 |
END SUBROUTINE inidissip |
| 196 |
|
| 197 |
end module inidissip_m |
Parent Directory
| 
Revision Log