4 |
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5 |
contains |
contains |
6 |
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7 |
SUBROUTINE HBTM(knon, paprs, pplay, t2m, t10m, q2m, q10m, ustar, flux_t, & |
SUBROUTINE HBTM(paprs, pplay, t2m, q2m, ustar, flux_t, flux_q, u, v, t, q, & |
8 |
flux_q, u, v, t, q, pblh, cape, EauLiq, ctei, pblT, therm, trmb1, & |
pblh, cape, EauLiq, ctei, pblT, therm, trmb1, trmb2, trmb3, plcl) |
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trmb2, trmb3, plcl) |
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use dimens_m |
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use dimphy |
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use YOMCST |
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use yoethf |
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use fcttre |
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9 |
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10 |
! D'apres Holstag & Boville et Troen & Mahrt |
! D'apr\'es Holstag et Boville et Troen et Mahrt |
11 |
! JAS 47 BLM |
! JAS 47 BLM |
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! Algorithme thèse Anne Mathieu |
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! Critère d'entraînement Peter Duynkerke (JAS 50) |
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! written by: Anne MATHIEU and Alain LAHELLEC, 22nd November 1999 |
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! features : implem. exces Mathieu |
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! modifications : decembre 99 passage th a niveau plus bas. voir fixer |
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! la prise du th a z/Lambda = -.2 (max Ray) |
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! Autre algo : entrainement ~ Theta+v =cste mais comment=>The? |
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! on peut fixer q a .7 qsat (cf. non adiabatique) => T2 et The2 |
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! voir aussi //KE pblh = niveau The_e ou l = env. |
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! fin therm a la HBTM passage a forme Mathieu 12/09/2001 |
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! Adaptation a LMDZ version couplee |
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! Pour le moment on fait passer en argument les grandeurs de surface : |
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! flux, t, q2m, t, q10m, on va utiliser systematiquement les grandeurs a 2m |
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! mais on garde la possibilité de changer si besoin est (jusqu'à présent |
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! la forme de HB avec le 1er niveau modele etait conservee) |
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12 |
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13 |
REAL RLvCp, REPS |
! Algorithme th\'ese Anne Mathieu. Crit\'ere d'entra\^inement |
14 |
! Arguments: |
! Peter Duynkerke (JAS 50). Written by: Anne MATHIEU and Alain |
15 |
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! LAHELLEC, 22nd November 1999. |
16 |
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17 |
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! Modifications : d\'ecembre 99 passage th \`a niveau plus bas. Voir fixer |
18 |
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! la prise du th \`a z/Lambda = -.2 (max Ray) |
19 |
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! Autre algorithme : entra\^inement ~ Theta + v =constante |
20 |
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! mais comment ? The ? |
21 |
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! On peut fixer q \`a 0.7 qsat (cf. non adiabatique) d'où T2 et The2. |
22 |
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! Voir aussi KE pblh = niveau The_e ou l = env. |
23 |
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24 |
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! Adaptation \`a LMDZ version coupl\'ee. Pour le moment on fait |
25 |
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! passer en argument les grandeurs de surface : flux, t, q2m. On |
26 |
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! va utiliser syst\'ematiquement les grandeurs \`a 2 m mais on |
27 |
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! garde la possibilit\'e de changer si besoin (jusqu'\`a pr\'esent |
28 |
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! la forme de HB avec le premier niveau mod\`ele \'etait |
29 |
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! conserv\'ee). |
30 |
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31 |
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USE dimphy, ONLY: klev, klon |
32 |
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USE suphec_m, ONLY: rcpd, rd, retv, rg, rkappa, rtt |
33 |
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USE yoethf_m, ONLY: r2es, rvtmp2 |
34 |
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USE fcttre, ONLY: foeew |
35 |
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36 |
! nombre de points a calculer |
! Arguments: |
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INTEGER, intent(in):: knon |
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37 |
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REAL, intent(in):: t2m(klon) ! temperature a 2 m |
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real t10m(klon) ! temperature a 10 m |
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! q a 2 et 10m |
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REAL q2m(klon), q10m(klon) |
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REAL ustar(klon) |
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38 |
! pression a inter-couche (Pa) |
! pression a inter-couche (Pa) |
39 |
REAL paprs(klon, klev+1) |
REAL, intent(in):: paprs(klon, klev+1) |
40 |
! pression au milieu de couche (Pa) |
! pression au milieu de couche (Pa) |
41 |
REAL pplay(klon, klev) |
REAL, intent(in):: pplay(klon, klev) |
42 |
! Flux |
REAL, intent(in):: t2m(klon) ! temperature a 2 m |
43 |
REAL flux_t(klon, klev), flux_q(klon, klev) |
! q a 2 et 10m |
44 |
! vitesse U (m/s) |
REAL, intent(in):: q2m(klon) |
45 |
REAL u(klon, klev) |
REAL, intent(in):: ustar(:) ! (knon) |
46 |
! vitesse V (m/s) |
REAL, intent(in):: flux_t(:), flux_q(:) ! (knon) flux à la surface |
47 |
REAL v(klon, klev) |
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48 |
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REAL, intent(in):: u(klon, klev) ! vitesse U (m/s) |
49 |
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REAL, intent(in):: v(klon, klev) ! vitesse V (m/s) |
50 |
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51 |
! temperature (K) |
! temperature (K) |
52 |
REAL t(klon, klev) |
REAL, intent(in):: t(klon, klev) |
53 |
! vapeur d'eau (kg/kg) |
! vapeur d'eau (kg/kg) |
54 |
REAL q(klon, klev) |
REAL, intent(in):: q(klon, klev) |
55 |
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56 |
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REAL, intent(out):: pblh(:) ! (knon) |
57 |
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! Cape du thermique |
58 |
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REAL Cape(klon) |
59 |
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! Eau liqu integr du thermique |
60 |
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REAL EauLiq(klon) |
61 |
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! Critere d'instab d'entrainmt des nuages de |
62 |
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REAL ctei(klon) |
63 |
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REAL pblT(klon) |
64 |
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! thermal virtual temperature excess |
65 |
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REAL therm(klon) |
66 |
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REAL trmb1(klon), trmb2(klon), trmb3(klon) |
67 |
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REAL plcl(klon) |
68 |
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69 |
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! Local: |
70 |
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71 |
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INTEGER knon ! nombre de points a calculer |
72 |
INTEGER isommet |
INTEGER isommet |
73 |
! limite max sommet pbl |
! limite max sommet pbl |
74 |
PARAMETER (isommet=klev) |
PARAMETER (isommet=klev) |
77 |
PARAMETER (vk=0.35) |
PARAMETER (vk=0.35) |
78 |
REAL ricr |
REAL ricr |
79 |
PARAMETER (ricr=0.4) |
PARAMETER (ricr=0.4) |
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REAL fak |
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! b calcul du Prandtl et de dTetas |
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PARAMETER (fak=8.5) |
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REAL fakn |
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80 |
! a |
! a |
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PARAMETER (fakn=7.2) |
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81 |
REAL onet |
REAL onet |
82 |
PARAMETER (onet=1.0/3.0) |
PARAMETER (onet=1.0/3.0) |
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REAL t_coup |
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PARAMETER(t_coup=273.15) |
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83 |
REAL zkmin |
REAL zkmin |
84 |
PARAMETER (zkmin=0.01) |
PARAMETER (zkmin=0.01) |
85 |
REAL betam |
REAL betam |
86 |
! pour Phim / h dans la S.L stable |
! pour Phim / h dans la S.L stable |
87 |
PARAMETER (betam=15.0) |
PARAMETER (betam=15.0) |
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REAL betah |
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PARAMETER (betah=15.0) |
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REAL betas |
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! Phit dans la S.L. stable (mais 2 formes / |
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PARAMETER (betas=5.0) |
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88 |
! z/OBL<>1 |
! z/OBL<>1 |
89 |
REAL sffrac |
REAL sffrac |
90 |
! S.L. = z/h < .1 |
! S.L. = z/h < .1 |
91 |
PARAMETER (sffrac=0.1) |
PARAMETER (sffrac=0.1) |
92 |
REAL binm |
REAL binm |
93 |
PARAMETER (binm=betam*sffrac) |
PARAMETER (binm=betam*sffrac) |
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REAL binh |
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PARAMETER (binh=betah*sffrac) |
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REAL ccon |
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PARAMETER (ccon=fak*sffrac*vk) |
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94 |
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95 |
REAL q_star, t_star |
REAL q_star, t_star |
96 |
! Lambert correlations T' q' avec T* q* |
! Lambert correlations T' q' avec T* q* |
116 |
REAL rhino(klon, klev) |
REAL rhino(klon, klev) |
117 |
! pts w/unstbl pbl (positive virtual ht flx) |
! pts w/unstbl pbl (positive virtual ht flx) |
118 |
LOGICAL unstbl(klon) |
LOGICAL unstbl(klon) |
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! stable pbl with levels within pbl |
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LOGICAL stblev(klon) |
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! unstbl pbl with levels within pbl |
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LOGICAL unslev(klon) |
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! unstb pbl w/lvls within srf pbl lyr |
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LOGICAL unssrf(klon) |
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! unstb pbl w/lvls in outer pbl lyr |
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LOGICAL unsout(klon) |
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119 |
LOGICAL check(klon) ! Richardson number > critical |
LOGICAL check(klon) ! Richardson number > critical |
120 |
! flag de prolongerment cape pour pt Omega |
! flag de prolongerment cape pour pt Omega |
121 |
LOGICAL omegafl(klon) |
LOGICAL omegafl(klon) |
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REAL pblh(klon) |
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REAL pblT(klon) |
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REAL plcl(klon) |
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122 |
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123 |
! Monin-Obukhov lengh |
! Monin-Obukhov lengh |
124 |
REAL obklen(klon) |
REAL obklen(klon) |
125 |
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126 |
REAL zdu2 |
REAL zdu2 |
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! thermal virtual temperature excess |
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REAL therm(klon) |
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REAL trmb1(klon), trmb2(klon), trmb3(klon) |
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127 |
! Algorithme thermique |
! Algorithme thermique |
128 |
REAL s(klon, klev) ! [P/Po]^Kappa milieux couches |
REAL s(klon, klev) ! [P/Po]^Kappa milieux couches |
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! equivalent potential temperature of therma |
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REAL The_th(klon) |
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129 |
! total water of thermal |
! total water of thermal |
130 |
REAL qT_th(klon) |
REAL qT_th(klon) |
131 |
! T thermique niveau precedent |
! T thermique niveau precedent |
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REAL Tbef(klon) |
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132 |
REAL qsatbef(klon) |
REAL qsatbef(klon) |
133 |
! le thermique est sature |
! le thermique est sature |
134 |
LOGICAL Zsat(klon) |
LOGICAL Zsat(klon) |
135 |
! Cape du thermique |
REAL zthvd, zthvu, qqsat |
136 |
REAL Cape(klon) |
REAL t2 |
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! Cape locale |
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REAL Kape(klon) |
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! Eau liqu integr du thermique |
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REAL EauLiq(klon) |
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! Critere d'instab d'entrainmt des nuages de |
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REAL ctei(klon) |
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REAL the1, the2, aa, zthvd, zthvu, xintpos, qqsat |
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REAL a1, a2, a3 |
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REAL xhis, rnum, th1, thv1, thv2, ql2 |
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REAL qsat2, qT1, q2, t1, t2, xnull |
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REAL quadsat, spblh, reduc |
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137 |
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138 |
! inverse phi function for momentum |
! inverse phi function for momentum |
139 |
REAL phiminv(klon) |
REAL phiminv(klon) |
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! inverse phi function for heat |
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REAL phihinv(klon) |
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140 |
! turbulent velocity scale for momentum |
! turbulent velocity scale for momentum |
141 |
REAL wm(klon) |
REAL wm(klon) |
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! k*ustar*pblh |
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REAL fak1(klon) |
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! k*wm*pblh |
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REAL fak2(klon) |
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! fakn*wstr/wm |
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REAL fak3(klon) |
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! level eddy diffusivity for momentum |
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REAL pblk(klon) |
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! Prandtl number for eddy diffusivities |
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REAL pr(klon) |
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! zmzp / Obukhov length |
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REAL zl(klon) |
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! zmzp / pblh |
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REAL zh(klon) |
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! (1-(zmzp/pblh))**2 |
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REAL zzh(klon) |
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! w*, convective velocity scale |
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REAL wstr(klon) |
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! current level height |
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REAL zm(klon) |
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142 |
! current level height + one level up |
! current level height + one level up |
143 |
REAL zp(klon) |
REAL zp(klon) |
144 |
REAL zcor, zdelta, zcvm5 |
REAL zcor |
145 |
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146 |
REAL fac, pblmin, zmzp, term |
REAL pblmin |
147 |
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148 |
!----------------------------------------------------------------- |
!----------------------------------------------------------------- |
149 |
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150 |
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knon = size(pblh) |
151 |
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152 |
! initialisations |
! initialisations |
153 |
q_star = 0 |
q_star = 0 |
154 |
t_star = 0 |
t_star = 0 |
156 |
b212=sqrt(b1*b2) |
b212=sqrt(b1*b2) |
157 |
b2sr=sqrt(b2) |
b2sr=sqrt(b2) |
158 |
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! Initialisation |
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RLvCp = RLVTT/RCPD |
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REPS = RD/RV |
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159 |
! Calculer les hauteurs de chaque couche |
! Calculer les hauteurs de chaque couche |
160 |
! (geopotentielle Int_dp/ro = Int_[Rd.T.dp/p] z = geop/g) |
! (geopotentielle Int_dp/ro = Int_[Rd.T.dp/p] z = geop/g) |
161 |
! pourquoi ne pas utiliser Phi/RG ? |
! pourquoi ne pas utiliser Phi/RG ? |
186 |
zxt = t2m(i) |
zxt = t2m(i) |
187 |
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188 |
! convention >0 vers le bas ds lmdz |
! convention >0 vers le bas ds lmdz |
189 |
khfs(i) = - flux_t(i, 1)*zxt*Rd / (RCPD*paprs(i, 1)) |
khfs(i) = - flux_t(i)*zxt*Rd / (RCPD*paprs(i, 1)) |
190 |
kqfs(i) = - flux_q(i, 1)*zxt*Rd / (paprs(i, 1)) |
kqfs(i) = - flux_q(i)*zxt*Rd / paprs(i, 1) |
191 |
! verifier que khfs et kqfs sont bien de la forme w'l' |
! verifier que khfs et kqfs sont bien de la forme w'l' |
192 |
heatv(i) = khfs(i) + 0.608*zxt*kqfs(i) |
heatv(i) = khfs(i) + 0.608*zxt*kqfs(i) |
193 |
! a comparer aussi aux sorties de clqh : flux_T/RoCp et flux_q/RoLv |
! a comparer aussi aux sorties de clqh : flux_T/RoCp et flux_q/RoLv |
215 |
! until the Richardson number between the first level and the |
! until the Richardson number between the first level and the |
216 |
! current level exceeds the "critical" value. (bonne idee Nu de |
! current level exceeds the "critical" value. (bonne idee Nu de |
217 |
! separer le Ric et l'exces de temp du thermique) |
! separer le Ric et l'exces de temp du thermique) |
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fac = 100. |
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218 |
DO k = 2, isommet |
DO k = 2, isommet |
219 |
DO i = 1, knon |
DO i = 1, knon |
220 |
IF (check(i)) THEN |
IF (check(i)) THEN |
279 |
q_star = kqfs(i)/wm(i) |
q_star = kqfs(i)/wm(i) |
280 |
t_star = khfs(i)/wm(i) |
t_star = khfs(i)/wm(i) |
281 |
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a1=b1*(1.+2.*RETV*qT_th(i))*t_star**2 |
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a2=(RETV*T2m(i))**2*b2*q_star**2 |
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a3=2.*RETV*T2m(i)*b212*q_star*t_star |
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aa=a1+a2+a3 |
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282 |
therm(i) = sqrt( b1*(1.+2.*RETV*qT_th(i))*t_star**2 & |
therm(i) = sqrt( b1*(1.+2.*RETV*qT_th(i))*t_star**2 & |
283 |
+ (RETV*T2m(i))**2*b2*q_star**2 & |
+ (RETV*T2m(i))**2*b2*q_star**2 & |
284 |
+ max(0., 2.*RETV*T2m(i)*b212*q_star*t_star)) |
+ max(0., 2.*RETV*T2m(i)*b212*q_star*t_star)) |
354 |
! omegafl utilise pour prolongement CAPE |
! omegafl utilise pour prolongement CAPE |
355 |
omegafl(i) = .FALSE. |
omegafl(i) = .FALSE. |
356 |
Cape(i) = 0. |
Cape(i) = 0. |
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Kape(i) = 0. |
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357 |
EauLiq(i) = 0. |
EauLiq(i) = 0. |
358 |
CTEI(i) = 0. |
CTEI(i) = 0. |
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pblk(i) = 0.0 |
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fak1(i) = ustar(i)*pblh(i)*vk |
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359 |
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360 |
! Do additional preparation for unstable cases only, set temperature |
! Do additional preparation for unstable cases only, set temperature |
361 |
! and moisture perturbations depending on stability. |
! and moisture perturbations depending on stability. |
365 |
zxt=(T2m(i)-zref*0.5*RG/RCPD/(1.+RVTMP2*qT_th(i))) & |
zxt=(T2m(i)-zref*0.5*RG/RCPD/(1.+RVTMP2*qT_th(i))) & |
366 |
*(1.+RETV*qT_th(i)) |
*(1.+RETV*qT_th(i)) |
367 |
phiminv(i) = (1. - binm*pblh(i)/obklen(i))**onet |
phiminv(i) = (1. - binm*pblh(i)/obklen(i))**onet |
|
phihinv(i) = sqrt(1. - binh*pblh(i)/obklen(i)) |
|
368 |
wm(i) = ustar(i)*phiminv(i) |
wm(i) = ustar(i)*phiminv(i) |
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fak2(i) = wm(i)*pblh(i)*vk |
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wstr(i) = (heatv(i)*RG*pblh(i)/zxt)**onet |
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fak3(i) = fakn*wstr(i)/wm(i) |
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369 |
ENDIF |
ENDIF |
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! Computes Theta_e for thermal (all cases : to be modified) |
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! attention ajout therm(i) = virtuelle |
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The_th(i) = T2m(i) + therm(i) + RLvCp*qT_th(i) |
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370 |
ENDDO |
ENDDO |
371 |
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372 |
! Main level loop to compute the diffusivities and |
! Main level loop to compute the diffusivities and |
373 |
! counter-gradient terms: |
! counter-gradient terms: |
374 |
DO k = 2, isommet |
loop_level: DO k = 2, isommet |
375 |
! Find levels within boundary layer: |
! Find levels within boundary layer: |
376 |
DO i = 1, knon |
DO i = 1, knon |
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unslev(i) = .FALSE. |
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stblev(i) = .FALSE. |
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zm(i) = z(i, k-1) |
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377 |
zp(i) = z(i, k) |
zp(i) = z(i, k) |
378 |
IF (zkmin == 0. .AND. zp(i) > pblh(i)) zp(i) = pblh(i) |
IF (zkmin == 0. .AND. zp(i) > pblh(i)) zp(i) = pblh(i) |
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IF (zm(i) < pblh(i)) THEN |
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zmzp = 0.5*(zm(i) + zp(i)) |
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zh(i) = zmzp/pblh(i) |
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zl(i) = zmzp/obklen(i) |
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zzh(i) = 0. |
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IF (zh(i) <= 1.) zzh(i) = (1. - zh(i))**2 |
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! stblev for points zm < plbh and stable and neutral |
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! unslev for points zm < plbh and unstable |
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IF (unstbl(i)) THEN |
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unslev(i) = .TRUE. |
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ELSE |
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stblev(i) = .TRUE. |
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ENDIF |
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ENDIF |
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ENDDO |
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! Stable and neutral points; set diffusivities; counter-gradient |
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! terms zero for stable case: |
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DO i = 1, knon |
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IF (stblev(i)) THEN |
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IF (zl(i) <= 1.) THEN |
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pblk(i) = fak1(i)*zh(i)*zzh(i)/(1. + betas*zl(i)) |
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ELSE |
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pblk(i) = fak1(i)*zh(i)*zzh(i)/(betas + zl(i)) |
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ENDIF |
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ENDIF |
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ENDDO |
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! unssrf, unstable within surface layer of pbl |
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! unsout, unstable within outer layer of pbl |
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DO i = 1, knon |
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unssrf(i) = .FALSE. |
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unsout(i) = .FALSE. |
|
|
IF (unslev(i)) THEN |
|
|
IF (zh(i) < sffrac) THEN |
|
|
unssrf(i) = .TRUE. |
|
|
ELSE |
|
|
unsout(i) = .TRUE. |
|
|
ENDIF |
|
|
ENDIF |
|
|
ENDDO |
|
|
|
|
|
! Unstable for surface layer; counter-gradient terms zero |
|
|
DO i = 1, knon |
|
|
IF (unssrf(i)) THEN |
|
|
term = (1. - betam*zl(i))**onet |
|
|
pblk(i) = fak1(i)*zh(i)*zzh(i)*term |
|
|
pr(i) = term/sqrt(1. - betah*zl(i)) |
|
|
ENDIF |
|
|
ENDDO |
|
|
|
|
|
! Unstable for outer layer; counter-gradient terms non-zero: |
|
|
DO i = 1, knon |
|
|
IF (unsout(i)) THEN |
|
|
pblk(i) = fak2(i)*zh(i)*zzh(i) |
|
|
pr(i) = phiminv(i)/phihinv(i) + ccon*fak3(i)/fak |
|
|
ENDIF |
|
379 |
ENDDO |
ENDDO |
380 |
|
|
381 |
! For all layers, compute integral info and CTEI |
! For all layers, compute integral info and CTEI |
382 |
DO i = 1, knon |
DO i = 1, knon |
383 |
if (check(i).or.omegafl(i)) then |
if (check(i) .or. omegafl(i)) then |
384 |
if (.not.Zsat(i)) then |
if (.not. Zsat(i)) then |
385 |
T2 = T2m(i) * s(i, k) |
T2 = T2m(i) * s(i, k) |
386 |
! thermodyn functions |
! thermodyn functions |
387 |
zdelta=MAX(0., SIGN(1., RTT - T2)) |
qqsat= r2es * FOEEW(T2, RTT >= T2) / pplay(i, k) |
|
qqsat= r2es * FOEEW(T2, zdelta) / pplay(i, k) |
|
388 |
qqsat=MIN(0.5, qqsat) |
qqsat=MIN(0.5, qqsat) |
389 |
zcor=1./(1.-retv*qqsat) |
zcor=1./(1.-retv*qqsat) |
390 |
qqsat=qqsat*zcor |
qqsat=qqsat*zcor |
398 |
* (qT_th(i)-qsatbef(i)) / (qsatbef(i)-qqsat) |
* (qT_th(i)-qsatbef(i)) / (qsatbef(i)-qqsat) |
399 |
endif |
endif |
400 |
Zsat(i) = .true. |
Zsat(i) = .true. |
|
Tbef(i) = T2 |
|
401 |
endif |
endif |
402 |
endif |
endif |
403 |
qsatbef(i) = qqsat |
qsatbef(i) = qqsat |
404 |
! cette ligne a deja ete faite normalement ? |
! cette ligne a deja ete faite normalement ? |
405 |
endif |
endif |
406 |
ENDDO |
ENDDO |
407 |
end DO |
end DO loop_level |
408 |
|
|
409 |
END SUBROUTINE HBTM |
END SUBROUTINE HBTM |
410 |
|
|