source: LMDZ6/trunk/libf/phylmd/cv3_estatmix.f90 @ 5763

Last change on this file since 5763 was 5695, checked in by yann meurdesoif, 7 weeks ago

Convection GPU porting : replace saved variables by PARAMETER when possible
YM
File size: 6.2 KB
Line 
1MODULE cv3_estatmix_mod
2  PRIVATE
3
4  PUBLIC cv3_estatmix
5
6CONTAINS
7
8SUBROUTINE cv3_estatmix(len, nd, iflag, plim1, plim2, p, ph, &
9                       t, q, u, v, h, gz, w, &
10                       wi, nk, tmix, thmix, qmix, qsmix, umix, vmix, plcl)
11  ! **************************************************************
12  ! *
13  ! CV3_ESTATMIX  Determine the properties of an adiabatic updraft  *
14  !                made of air coming from several layers by        *
15  !                mixing static energy                             *
16  !                                                                 *
17  ! written by   : Grandpeix Jean-Yves, 28/12/2001, 13.14.24        *
18  ! modified by :  Filiberti M-A 06/2005 vectorisation              *
19  ! ****************************************************************
20
21   USE lmdz_cv_ini, ONLY : cpd,cpv,rrd,rrv
22  USE yomcst_mod_h
23  USE yoethf_mod_h
24IMPLICIT NONE
25  ! ==============================================================
26
27  ! estatmix : determines theta, t, q, qs, u and v of the lifted mixture
28  ! made of air between plim1 and plim2 with weighting w.
29  ! If plim1 and plim2 fall within the same model layer, then theta, ... v
30  ! are those of that layer.
31  ! A minimum value (dpmin) is imposed upon plim1-plim2
32
33  ! ===============================================================
34
35  include "FCTTRE.h"
36!inputs:
37  INTEGER, INTENT (IN)                      :: nd, len
38  INTEGER, DIMENSION (len), INTENT (IN)     :: nk
39  REAL, DIMENSION (len), INTENT (IN)        :: plim1, plim2
40  REAL, DIMENSION (len,nd), INTENT (IN)     :: t, q
41  REAL, DIMENSION (len,nd), INTENT (IN)     :: u, v
42  REAL, DIMENSION (len,nd), INTENT (IN)     :: h ! static energy of the layers
43  REAL, DIMENSION (len,nd), INTENT (IN)     :: gz
44  REAL, DIMENSION (nd), INTENT (IN)         :: w
45  REAL, DIMENSION (len,nd), INTENT (IN)     :: p
46  REAL, DIMENSION (len,nd+1), INTENT (IN)   :: ph
47!input/output:
48  INTEGER, DIMENSION (len), INTENT (INOUT)  ::  iflag
49!outputs:
50  REAL, DIMENSION (len), INTENT (OUT)       :: tmix, thmix, qmix
51  REAL, DIMENSION (len), INTENT (OUT)       :: umix, vmix
52  REAL, DIMENSION (len), INTENT (OUT)       :: qsmix
53  REAL, DIMENSION (len), INTENT (OUT)       :: plcl
54  REAL, DIMENSION (len,nd), INTENT (OUT)    :: wi
55!internal variables :
56  INTEGER i, j
57  INTEGER niflag7
58  INTEGER, DIMENSION(len)                   :: j1, j2
59  REAL                                      :: a, b
60  REAL                                      :: cpn
61  REAL                                      :: x, y, p0, zdelta, zcor
62  REAL, PARAMETER                           :: dpmin=1.
63  REAL, DIMENSION(len)                      :: plim2p  ! = min(plim2(:),plim1(:)-dpmin)
64  REAL, DIMENSION(len)                      :: dpw, coef
65  REAL, DIMENSION(len)                      :: hmix ! static energy of the updraft
66  REAL, DIMENSION(len)                      :: rdcp, pnk
67  REAL, DIMENSION(len)                      :: rh, chi
68  REAL, DIMENSION(len)                      :: eqwght
69  REAL, DIMENSION(len,nd)                   :: p1, p2
70
71
72!!  print *,' ->cv3_vertmix, plim1,plim2 ', plim1,plim2   !jyg
73  plim2p(:) = min(plim2(:),plim1(:)-dpmin)
74  j1(:)=nd
75  j2(:) = 0
76  DO j = 1, nd
77    DO i = 1, len
78      IF (plim1(i)<=ph(i,j)) j1(i) = j
79!!!      IF (plim2p(i)>=ph(i,j+1) .AND. plim2p(i)<ph(i,j)) j2(i) = j
80      IF (plim2p(i)< ph(i,j)) j2(i) = j
81    END DO
82  END DO
83
84  DO j = 1, nd
85    DO i = 1, len
86      wi(i, j) = 0.
87    END DO
88  END DO
89  DO i = 1, len
90    hmix(i) = 0.
91    qmix(i) = 0.
92    umix(i) = 0.
93    vmix(i) = 0.
94    dpw(i) = 0.
95    pnk(i) = p(i, nk(i))
96  END DO
97  eqwght(:) = 0.
98
99  p0 = 1000.
100
101  DO i = 1, len
102    IF (j2(i) < j1(i)) THEN
103      coef(i) = 1.
104      eqwght(i) = 1.
105    ELSE
106      coef(i) = 1./(plim1(i)-plim2p(i))
107    ENDIF
108  END DO
109
110!!  print *,'cv3_vertmix, j1,j2,coef ', j1,j2,coef  !jyg
111
112  DO j = 1, nd
113    DO i = 1, len
114      IF (j>=j1(i) .AND. j<=j2(i)) THEN
115        p1(i, j) = min(ph(i,j), plim1(i))
116        p2(i, j) = max(ph(i,j+1), plim2p(i))
117        ! CRtest:couplage thermiques: deja normalise
118        ! wi(i,j) = w(j)
119        ! print*,'wi',wi(i,j)
120        wi(i, j) = w(j)*(p1(i,j)-p2(i,j))*coef(i)+eqwght(i)
121        dpw(i) = dpw(i) + wi(i, j)
122
123!!  print *,'cv3_vertmix, j, wi(1,j),dpw ', j, wi(1,j),dpw  !jyg
124
125      END IF
126    END DO
127  END DO
128
129  ! CR:print
130  ! do i=1,len
131  ! print*,'plim',plim1(i),plim2p(i)
132  ! enddo
133  DO j = 1, nd
134    DO i = 1, len
135      IF (j>=j1(i) .AND. j<=j2(i)) THEN
136        wi(i, j) = wi(i, j)/dpw(i)
137        hmix(i) = hmix(i) + h(i, j)*wi(i, j)
138        qmix(i) = qmix(i) +  q(i, j)*wi(i, j)
139        umix(i) = umix(i) +  u(i, j)*wi(i, j)
140        vmix(i) = vmix(i) +  v(i, j)*wi(i, j)
141      END IF
142    END DO
143  END DO
144
145  DO i = 1, len
146    rdcp(i) = (rrd*(1.-qmix(i))+qmix(i)*rrv)/(cpd*(1.-qmix(i))+qmix(i)*cpv)
147  END DO
148
149
150!!  print *,'cv3_vertmix, rdcp ', rdcp  !jyg
151
152  DO i = 1, len
153    tmix(i) = (hmix(i) - gz(i,1))/(cpd*(1.-qmix(i)) + qmix(i)*cpv)
154    !      (Use of Cpv since we are dealing with dry static energy)
155    thmix(i) = tmix(i)*(p0/pnk(i))**rdcp(i)
156    ! print*,'tmix thmix hmix ',tmix(i),thmix(i),hmix(i)
157    zdelta = max(0., sign(1.,rtt-tmix(i)))
158    qsmix(i) = r2es*foeew(tmix(i), zdelta)/(pnk(i)*100.)
159    qsmix(i) = min(0.5, qsmix(i))
160    zcor = 1./(1.-retv*qsmix(i))
161    qsmix(i) = qsmix(i)*zcor
162  END DO
163
164  ! -------------------------------------------------------------------
165  ! --- Calculate lifted condensation level of air at parcel origin level
166  ! --- (Within 0.2% of formula of Bolton, MON. WEA. REV.,1980)
167  ! -------------------------------------------------------------------
168
169  a = 1669.0 ! convect3
170  b = 122.0 ! convect3
171
172
173  niflag7 = 0
174  DO i = 1, len
175
176    IF (iflag(i)/=7) THEN ! modif sb Jun7th 2002
177
178      rh(i) = qmix(i)/qsmix(i)
179      chi(i) = tmix(i)/(a-b*rh(i)-tmix(i)) ! convect3
180      ! ATTENTION, la LIGNE DESSOUS A ETE RAJOUTEE ARBITRAIREMENT ET
181      ! MASQUE UN PB POTENTIEL
182      chi(i) = max(chi(i), 0.)
183      rh(i) = max(rh(i), 0.)
184      plcl(i) = pnk(i)*(rh(i)**chi(i))
185      IF (((plcl(i)<200.0) .OR. (plcl(i)>=2000.0)) .AND. (iflag(i)==0)) &
186          iflag(i) = 8
187
188    ELSE
189
190      niflag7 = niflag7 + 1
191      plcl(i) = plim2p(i)
192
193    END IF ! iflag=7
194
195    ! print*,'NIFLAG7  =',niflag7
196
197  END DO
198
199!!  print *,' cv3_vertmix->'  !jyg
200
201
202  RETURN
203END SUBROUTINE cv3_estatmix
204
205END MODULE cv3_estatmix_mod
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