source: LMDZ6/trunk/libf/phylmdiso/cv3_enthalpmix.F90 @ 5278

Last change on this file since 5278 was 5276, checked in by abarral, 22 hours ago

Turn cvthermo.h into a module

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1SUBROUTINE cv3_enthalpmix(len, nd, iflag, plim1, plim2, p, ph, &
2                       t, q, u, v, w, &
3                       wi, nk, tmix, thmix, qmix, qsmix, umix, vmix, plcl &
4#ifdef ISO
5     &                 ,xt,xtmix &
6#endif
7                       )
8#ifdef ISO
9    use infotrac_phy, ONLY: ntiso
10#endif
11  ! **************************************************************
12  ! *
13  ! CV3_ENTHALPMIX   Brassage adiabatique d'une couche d'epaisseur *
14  ! arbitraire.                                   *
15  ! *
16  ! written by   : Grandpeix Jean-Yves, 28/12/2001, 13.14.24    *
17  ! modified by :  Filiberti M-A 06/2005 vectorisation          *
18  ! **************************************************************
19
20  USE cvthermo_mod_h, ONLY: cpd, cpv, cl, ci, rrv, rrd, lv0, lf0, g, rowl, t0, clmcpv, clmcpd, cpdmcp, cpvmcpd, cpvmcl  &
21          , clmci, eps, epsi, epsim1, ginv, hrd, grav
22  USE yomcst_mod_h, ONLY: RPI, RCLUM, RHPLA, RKBOL, RNAVO                   &
23          , RDAY, REA, REPSM, RSIYEA, RSIDAY, ROMEGA                  &
24          , R_ecc, R_peri, R_incl                                      &
25          , RA, RG, R1SA                                         &
26          , RSIGMA                                                     &
27          , R, RMD, RMV, RD, RV, RCPD                    &
28          , RMO3, RMCO2, RMC, RMCH4, RMN2O, RMCFC11, RMCFC12        &
29          , RCPV, RCVD, RCVV, RKAPPA, RETV, eps_w                    &
30          , RCW, RCS                                                 &
31          , RLVTT, RLSTT, RLMLT, RTT, RATM                           &
32          , RESTT, RALPW, RBETW, RGAMW, RALPS, RBETS, RGAMS            &
33          , RALPD, RBETD, RGAMD
34IMPLICIT NONE
35  ! ==============================================================
36
37  ! vertmix : determines theta, t, q, qs, u and v of the mixture generated by
38  ! adiabatic mixing of air between plim1 and plim2 with weighting w.
39  ! If plim1 and plim2 fall within the same model layer, then theta, ... v
40  ! are those of that layer.
41  ! A minimum value (dpmin) is imposed upon plim1-plim2
42
43  ! ===============================================================
44
45  include "YOETHF.h"
46
47  include "FCTTRE.h"
48!inputs:
49  INTEGER, INTENT (IN)                      :: nd, len
50  INTEGER, DIMENSION (len), INTENT (IN)     :: nk
51  REAL, DIMENSION (len), INTENT (IN)        :: plim1, plim2
52  REAL, DIMENSION (len,nd), INTENT (IN)     :: t, q
53  REAL, DIMENSION (len,nd), INTENT (IN)     :: u, v
54  REAL, DIMENSION (nd), INTENT (IN)         :: w
55  REAL, DIMENSION (len,nd), INTENT (IN)     :: p
56  REAL, DIMENSION (len,nd+1), INTENT (IN)   :: ph
57#ifdef ISO
58  REAL, DIMENSION (ntiso,len,nd), INTENT (IN)     :: xt
59#endif
60!input/output:
61  INTEGER, DIMENSION (len), INTENT (INOUT)  ::  iflag
62!outputs:
63  REAL, DIMENSION (len), INTENT (OUT)       :: tmix, thmix, qmix
64  REAL, DIMENSION (len), INTENT (OUT)       :: umix, vmix
65  REAL, DIMENSION (len), INTENT (OUT)       :: qsmix
66  REAL, DIMENSION (len), INTENT (OUT)       :: plcl
67  REAL, DIMENSION (len,nd), INTENT (OUT)    :: wi
68#ifdef ISO
69  REAL, DIMENSION (ntiso,len), INTENT (OUT)     :: xtmix
70#endif
71!internal variables :
72  INTEGER i, j
73  INTEGER niflag7
74  INTEGER, DIMENSION(len)                   :: j1, j2
75  REAL                                      :: a, b
76  REAL                                      :: cpn
77  REAL                                      :: x, y, p0, p0m1, zdelta, zcor
78  REAL, SAVE                                :: dpmin=1.
79!$OMP THREADPRIVATE(dpmin)
80  REAL, DIMENSION(len)                      :: plim2p  ! = min(plim2(:),plim1(:)-dpmin)
81  REAL, DIMENSION(len)                      :: akm     ! mixture enthalpy
82  REAL, DIMENSION(len)                      :: dpw, coef
83  REAL, DIMENSION(len)                      :: rdcp, a2, b2, pnk
84  REAL, DIMENSION(len)                      :: rh, chi
85  REAL, DIMENSION(len)                      :: eqwght
86  REAL, DIMENSION(len,nd)                   :: p1, p2
87#ifdef ISO
88  INTEGER ixt
89#endif
90
91
92!!  print *,' ->cv3_vertmix, plim1,plim2 ', plim1,plim2   !jyg
93  plim2p(:) = min(plim2(:),plim1(:)-dpmin)
94  j1(:)=nd
95  j2(:) = 0
96  DO j = 1, nd
97    DO i = 1, len
98      IF (plim1(i)<=ph(i,j)) j1(i) = j
99!!!      IF (plim2p(i)>=ph(i,j+1) .AND. plim2p(i)<ph(i,j)) j2(i) = j
100      IF (plim2p(i)< ph(i,j)) j2(i) = j
101    END DO
102  END DO
103
104  DO j = 1, nd
105    DO i = 1, len
106      wi(i, j) = 0.
107    END DO
108  END DO
109  DO i = 1, len
110    akm(i) = 0.
111    qmix(i) = 0.
112    umix(i) = 0.
113    vmix(i) = 0.
114    dpw(i) = 0.
115    a2(i) = 0.0
116    b2(i) = 0.
117    pnk(i) = p(i, nk(i))
118#ifdef ISO
119    xtmix(:,i) = 0.
120#endif
121  END DO
122  eqwght(:) = 0.
123
124  p0 = 1000.
125  p0m1 = 1./p0
126
127  DO i = 1, len
128    IF (j2(i) < j1(i)) THEN
129      coef(i) = 1.
130      eqwght(i) = 1.
131    ELSE
132      coef(i) = 1./(plim1(i)-plim2p(i))
133    ENDIF
134  END DO
135
136!!  print *,'cv3_vertmix, j1,j2,coef ', j1,j2,coef  !jyg
137
138  DO j = 1, nd
139    DO i = 1, len
140      IF (j>=j1(i) .AND. j<=j2(i)) THEN
141        p1(i, j) = min(ph(i,j), plim1(i))
142        p2(i, j) = max(ph(i,j+1), plim2p(i))
143        ! CRtest:couplage thermiques: deja normalise
144        ! wi(i,j) = w(j)
145        ! print*,'wi',wi(i,j)
146        wi(i, j) = w(j)*(p1(i,j)-p2(i,j))*coef(i)+eqwght(i)
147        dpw(i) = dpw(i) + wi(i, j)
148
149!!  print *,'cv3_vertmix, j, wi(1,j),dpw ', j, wi(1,j),dpw  !jyg
150
151      END IF
152    END DO
153  END DO
154
155  ! CR:print
156  ! do i=1,len
157  ! print*,'plim',plim1(i),plim2p(i)
158  ! enddo
159  DO j = 1, nd
160    DO i = 1, len
161      IF (j>=j1(i) .AND. j<=j2(i)) THEN
162        wi(i, j) = wi(i, j)/dpw(i)
163        akm(i) = akm(i) + (cpd*(1.-q(i,j))+q(i,j)*cpv)*t(i, j)*wi(i, j)
164        qmix(i) = qmix(i) + q(i, j)*wi(i, j)
165        umix(i) = umix(i) + u(i, j)*wi(i, j)
166        vmix(i) = vmix(i) + v(i, j)*wi(i, j)
167#ifdef ISO
168        do ixt=1,ntiso
169          xtmix(ixt,i) = xtmix(ixt,i) +  xt(ixt,i, j)*wi(i, j)
170        enddo
171#endif
172      END IF
173    END DO
174  END DO
175
176  DO i = 1, len
177    rdcp(i) = (rrd*(1.-qmix(i))+qmix(i)*rrv)/(cpd*(1.-qmix(i))+qmix(i)*cpv)
178  END DO
179
180
181!!  print *,'cv3_vertmix, rdcp ', rdcp  !jyg
182
183
184
185  DO j = 1, nd
186    DO i = 1, len
187      IF (j>=j1(i) .AND. j<=j2(i)) THEN
188        ! c            x=(.5*(p1(i,j)+p2(i,j))*p0m1)**rdcp(i)
189        y = (.5*(p1(i,j)+p2(i,j))/pnk(i))**rdcp(i)
190        ! c            a2(i)=a2(i)+(cpd*(1.-qmix(i))+qmix(i)*cpv)*x*wi(i,j)
191        b2(i) = b2(i) + (cpd*(1.-qmix(i))+qmix(i)*cpv)*y*wi(i, j)
192      END IF
193    END DO
194  END DO
195
196  DO i = 1, len
197    tmix(i) = akm(i)/b2(i)
198    thmix(i) = tmix(i)*(p0/pnk(i))**rdcp(i)
199    ! print*,'thmix akm',akm(i),b2(i)
200    ! print*,'thmix t',tmix(i),p0
201    ! print*,'thmix p',pnk(i),rdcp(i)
202    ! print*,'thmix',thmix(i)
203    ! c         thmix(i) = akm(i)/a2(i)
204    ! c         tmix(i)= thmix(i)*(pnk(i)*p0m1)**rdcp(i)
205    zdelta = max(0., sign(1.,rtt-tmix(i)))
206    qsmix(i) = r2es*foeew(tmix(i), zdelta)/(pnk(i)*100.)
207    qsmix(i) = min(0.5, qsmix(i))
208    zcor = 1./(1.-retv*qsmix(i))
209    qsmix(i) = qsmix(i)*zcor
210  END DO
211
212  ! -------------------------------------------------------------------
213  ! --- Calculate lifted condensation level of air at parcel origin level
214  ! --- (Within 0.2% of formula of Bolton, MON. WEA. REV.,1980)
215  ! -------------------------------------------------------------------
216
217  a = 1669.0 ! convect3
218  b = 122.0 ! convect3
219
220
221  niflag7 = 0
222  DO i = 1, len
223
224    IF (iflag(i)/=7) THEN ! modif sb Jun7th 2002
225
226      rh(i) = qmix(i)/qsmix(i)
227      chi(i) = tmix(i)/(a-b*rh(i)-tmix(i)) ! convect3
228      ! ATTENTION, la LIGNE DESSOUS A ETE RAJOUTEE ARBITRAIREMENT ET
229      ! MASQUE UN PB POTENTIEL
230      chi(i) = max(chi(i), 0.)
231      rh(i) = max(rh(i), 0.)
232      plcl(i) = pnk(i)*(rh(i)**chi(i))
233      IF (((plcl(i)<200.0) .OR. (plcl(i)>=2000.0)) .AND. (iflag(i)==0)) &
234          iflag(i) = 8
235
236    ELSE
237
238      niflag7 = niflag7 + 1
239      plcl(i) = plim2p(i)
240
241    END IF ! iflag=7
242
243    ! print*,'NIFLAG7  =',niflag7
244
245  END DO
246
247!!  print *,' cv3_vertmix->'  !jyg
248
249
250  RETURN
251END SUBROUTINE cv3_enthalpmix
252
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