-
Notifications
You must be signed in to change notification settings - Fork 4
/
Copy pathREUV2.F
251 lines (248 loc) · 9.26 KB
/
REUV2.F
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
C############################################################################
c #
c SUBROUTINE PROGRAM #
C VERSION 1.0 (26/05/2009) #
C AUTHORIZED BY ZHANG JINGXIN #
C SHANGHAI JIAO TONG UNIVERSITY #
C SHANGHAI, CHINA #
c---------------------------------------------------------------------------#
c update the variables, including the velocities, #
c masks for wet and dry points, and so on. #
c############################################################################
Subroutine REUV
Include './Include/OCERM_INF'
Parameter(IWD=3,TOL=0.5)
CC Call BCOND(2)
c===========================================================================C
c reset velocities C
c===========================================================================C
!$OMP PARALLEL DEFAULT(SHARED) PRIVATE(I,J,K,DTMAX,DT,WD,
!$OMP& DP,UD,VD,DX,DY,VFT,IL,IR,INOR)
!$OMP DO
Do I = 1, IJM
If(CCM(I) .EQ. 1.0) Then
Do K = 1, KBM
UR(I,K) = U(I,K) / (HC(I) + ELF(I))
VR(I,K) = V(I,K) / (HC(I) + ELF(I))
W(I,K) = W(I,K) / (HC(I) + ELF(I))
If(HYDTYPE .EQ. 'NONSTATIC') Then
WR(I,K) = (QZ(I,K) + QZ(I,K+1))/ 2. / (HC(I) + ELF(I))
CCC qz(I,K) = wr(I,K) * (HC(I) + ELF(I))
Endif
Enddo
If(WFBC .EQ. ' FUN1') Then ! RANS module
TBX(I) = CBC(I) * RMEAN(I,KBM) *
& Sqrt(UR(I,KBM) ** 2. + VR(I,KBM) ** 2.) * UR(I,KBM)
TBY(I) = CBC(I) * RMEAN(I,KBM) *
& Sqrt(UR(I,KBM) ** 2. + VR(I,KBM) ** 2.) * VR(I,KBM)
Endif
If(WFBC .EQ. ' FUN2') Then ! LES module
TBX(I) = CBC(I) * RMEAN(I,KBM) * UR(I,KBM)
TBY(I) = CBC(I) * RMEAN(I,KBM) * VR(I,KBM)
Endif
If(WFBC .EQ. ' FUN3') Then ! no-slip B.C.
TBX(I) = RMEAN(I,KBM) * (UMOL) *
& UR(I,KBM) / (DC(I) * DZ(KBM) * .5)
C - Z01(I))
TBY(I) = RMEAN(I,KBM) * (UMOL) *
& VR(I,KBM) / (DC(I) * DZ(KBM) * .5)
C - Z01(I))
Endif
Endif
Enddo
!$OMP END DO
!$OMP DO
Do I = 1, IJM
If(CCM(I) .EQ. 1.0) Then
UAVE(I) = 0.0
VAVE(I) = 0.0
Do K = 1, KBM
UAVE(I) = UAVE(I) + UR(I,K) * DZ(K)
VAVE(I) = VAVE(I) + VR(I,K) * DZ(K)
Enddo
Endif
Enddo
!$OMP END DO
c===========================================================================C
c update water depth at cell centers c
c===========================================================================C
!$OMP DO
Do I = 1, IJM
If(CCM(I) .EQ. 1.0) Then
DC(I) = HC(I) + ELF(I)
Else
DTMAX = -1.E6
WD = 0.0
DT = 0.0
Do J = 1, CELL_POLYGEN(I)
If(CFM(CELL_SIDE(I,J,1)) .NE. -1. .AND.
& CFM(CELL_SIDE(I,J,1)) .NE. -2. .AND.
& CFM(CELL_SIDE(I,J,1)) .NE. -3. ) Then
If(CCM(CELL_SIDE(I,J,2)) .EQ. 1.0) Then
DT = ELF(CELL_SIDE(I,J,2))
If(DT .GT. DTMAX) Then
DTMAX = DT ! for the minimal
INOR = CELL_SIDE(I,J,2) ! mark for the cell
Endif
c DT2 = DT2 + ELF(CELL_SIDE(I,J,2))
C DT = DT + ELF(CELL_SIDE(I,J,2))
C WD = WD + 1.
Endif
Endif
Enddo
DT = DTMAX
If(DT .GT. -1.E6) Then
DC(I) = HC(I) + DT ! new water depth on dry cell
If(DC(I) .GE. TOL) Then ! new wetting
c ELF(I) = DT2 / WD
c DC(I) = HC(I) + ELF(I)
ELF(I) = TOL - HC(I)
C ELF(I) = AREA(INOR) * (ELF(INOR) - ELF(I)) /
C & (AREA(INOR) + AREA(I)) + ELF(I)
C ELF(INOR) = ELF(I)
DC(I) = TOL
C DC(INOR) = HC(INOR) + ELF(INOR)
Endif
Endif
Endif
Enddo
!$OMP END DO
!$OMP DO
Do I = 1, IJM
If(CCM(I) .EQ. 1.0) Then
If(DC(I) .LE. 0.5 * TOL) CCM(I) = 0.0
Else
If(DC(I) .GE. TOL) CCM(I) = 1.0
Endif
Enddo
!$OMP END DO
!$OMP BARRIER
c---------------------------------------------------------------------------c
c elevation boundary cells c
c---------------------------------------------------------------------------c
C Call BCOND(1)
C Do N = 1, NUMEBC
C ID = IEBC(N)
C CCM(ID) = -1.0
C Enddo
c===========================================================================C
c update water depth at cell surfaces c
c===========================================================================C
C----- Define the upwind cells c
!$OMP DO
Do I = 1, IJE
If(CFM(I) .EQ. 1.0) Then
IL = INDEX_EDGE(I,1,1)
IR = INDEX_EDGE(I,1,2)
UD = .5 * (UAVE(IL) + UAVE(IR)) * (CXY(IR,1) - CXY(IL,1)) +
& .5 * (VAVE(IL) + VAVE(IR)) * (CXY(IR,2) - CXY(IL,2))
If(UD .LT. 0.0) Then
INDEX_EDGE(I,1,1) = IR
INDEX_EDGE(I,1,2) = IL
Endif
Endif
Enddo
!$OMP END DO
!$OMP DO
Do I = 1, IJE
If(CFM(I) .NE. -1.0 .AND. CFM(I) .NE. -2.0 .AND.
& CFM(I) .NE. -3.0 ) Then
ELFM(I) = .5 *
& (ELF(INDEX_EDGE(I,1,1)) + ELF(INDEX_EDGE(I,1,2)))
DS(I) = HS(I) + ELFM(I)
If(DS(I) .GT. TOL) Then
UD = .5 * (UAVE(INDEX_EDGE(I,1,1)) +
& UAVE(INDEX_EDGE(I,1,2)))
VD = .5 * (VAVE(INDEX_EDGE(I,1,1)) +
& VAVE(INDEX_EDGE(I,1,2)))
FR_LOCAL = Sqrt(UD**2.+VD**2.) / Sqrt(9.8*DS(I))
If(FR_LOCAL .GE. 1.0) Then
DP = 0.5
Else
DP = 0.5
Endif
c DP=0.5 ! Averaging bew. cells
C DP = 1.0 ! Upwind scheme
C DP = Sqrt(AREA(INDEX_EDGE(I,1,2))) /
C & (Sqrt(AREA(INDEX_EDGE(I,1,1))) +
C & Sqrt(AREA(INDEX_EDGE(I,1,2))))
Else
UD = .5 * (UAVE(INDEX_EDGE(I,1,1)) +
& UAVE(INDEX_EDGE(I,1,2)))
VD = .5 * (VAVE(INDEX_EDGE(I,1,1)) +
& VAVE(INDEX_EDGE(I,1,2)))
DX = (CXY(INDEX_EDGE(I,1,2),1)-CXY(INDEX_EDGE(I,1,1),1))
DY = (CXY(INDEX_EDGE(I,1,2),2)-CXY(INDEX_EDGE(I,1,1),2))
VFT = UD * DX + VD * DY
If(VFT .GT. 0.0) DP=1.0
If(VFT .LT. 0.0) DP=0.0
If(VFT .EQ. 0.0 .AND. ELF(INDEX_EDGE(I,1,1)) .GE.
& ELF(INDEX_EDGE(I,1,2))) DP=1.0
If(VFT .EQ. 0.0 .AND. ELF(INDEX_EDGE(I,1,1)) .LT.
& ELF(INDEX_EDGE(I,1,2))) DP=0.0
Endif
ELFM(I) = DP * ELF(INDEX_EDGE(I,1,1)) +
& (1.0 - DP) * ELF(INDEX_EDGE(I,1,2))
If(CCM(INDEX_EDGE(I,1,1)) .EQ. 0.0 .AND. ! dry cells neighbouring
& CCM(INDEX_EDGE(I,1,2)) .EQ. 1.0 )
& ELFM(I) = ELF(INDEX_EDGE(I,1,2))
If(CCM(INDEX_EDGE(I,1,1)) .EQ. 1.0 .AND. ! dry cells neighbouring
& CCM(INDEX_EDGE(I,1,2)) .EQ. 0.0 )
& ELFM(I) = ELF(INDEX_EDGE(I,1,1))
DS(I) = HS(I) + ELFM(I) ! new depth ar cell face
Else
If(INDEX_EDGE(I,1,1) .EQ. -999)
& ELFM(I) = ELF(INDEX_EDGE(I,1,2))
If(INDEX_EDGE(I,1,2) .EQ. -999)
& ELFM(I) = ELF(INDEX_EDGE(I,1,1))
DS(I) = HS(I) + ELFM(I)
Endif
Enddo
!$OMP END DO NOWAIT
c===========================================================================C
C redefine the drying and flooding points c
c===========================================================================C
!$OMP DO
Do I = 1, IJE
If(CFM(I) .EQ. 1.0) Then
If(DS(I) .LE. .5 * TOL) CFM(I) = 0.0
Else
If(CFM(I) .EQ. 0.0) Then
If(DS(I) .GE. TOL) CFM(I) = 1.0
Endif
Endif
Enddo
!$OMP END DO
!$OMP BARRIER
C===========================================================================C
C redefine the cell status c
c===========================================================================c
!$OMP DO
Do I = 1, IJM
If(CCM(I) .EQ. 0.0) Then
Do J = 1, CELL_POLYGEN(I)
If(CFM(CELL_SIDE(I,J,1)) .NE. -1.0 .AND.
& CFM(CELL_SIDE(I,J,1)) .NE. -2.0 .AND.
& CFM(CELL_SIDE(I,J,1)) .NE. -3.0)
& CFM(CELL_SIDE(I,J,1)) = 0.0
Enddo
Do K = 1, KB
UR(I,K) = 0.0
VR(I,K) = 0.0
WR(I,K) = 0.0
U(I,K) = 0.0
V(I,K) = 0.0
W(I,K) = 0.0
QZ(I,K) = 0.0
PN(I,K) = 0.0
VIS(I,K) = 0.0
Enddo
UAVE(I) = 0.0
VAVE(I) = 0.0
Endif
Enddo
!$OMP END DO NOWAIT
!$OMP END PARALLEL
c----------------------------------------------------------------------------C
Return
End