-
Notifications
You must be signed in to change notification settings - Fork 0
/
CALTBXY.for
748 lines (744 loc) · 25.9 KB
/
CALTBXY.for
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
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
SUBROUTINE CALTBXY(ISTL_,IS2TL_)
!
! ** SUBROUTINE CALTBXY CALCULATES BOTTOM FRICTION OR DRAG
! ** COEFFICIENTS IN QUADRATIC LAW FORM REFERENCED TO NEAR
! ** BOTTOM OR DEPTH AVERAGED HORIZONTAL VELOCITIES
! ** FOR VEGETATION RESISTANCE IN DEPTH INTEGRATED FLOW
! ** THE COEFFICIENT REPRESENTS BOTTOM AND WATER COLUMN VEGETATION
! ** RESISTANCE
! CHANGE RECORD
! REMOVED DRAG COEFFICIENT CONSTRAINT FOR MULIPLE LAYER ROUGH
! BOUNDARIES WHEN DYNAMIC TIME STEPPING IS ACTIVE
! FIXED POSSIBLE DIVIDE BY ZERO FOR SUB GRID CHANNEL FRICTION IN
! ABSENCE OF VEGETATION RESISTANCE
! ADDED DRY CELL BYPASS AND CONSISTENT INITIALIZATION OF DRY VALUES
!
USE GLOBAL
IMPLICIT NONE
INTEGER::ISTL_,IS2TL_,L,K,LS,M,LW,LE,LN,LNW,LSE,MW,MS
INTEGER::NMD,LHOST,LCHNU,LCHNV,MH,MU,MV,NTMP
INTEGER::LZBMIN,LCDMAX,LCDMIN,LZBMAX,JWCBLV,JWCBLU
REAL::CDLIMIT,CDTOTUM,CDTOTVM,CDMAXUM,CDMAXVM
REAL::ZBRATU,ZBRATV,UMAGTMP,VMAGTMP,CDMAXU,CDMAXV
REAL::HURTMP,HVRTMP,HUDZBR,HVDZBR,VTMPATU,UTMPATV,CPVEGU,RVEGUM
REAL::CPVEGV,RVEGVM,HVGTC,HVGTW,HVGTS,VISEXP,VISFAC,VISMUDU
REAL::VISMUDV,SEDTMP,CSEDVIS,VISDHU,VISDHV,DZHUDZBR,DZHVDZBR
REAL::FRACLAY,FHLAYC,FHLAYW,FHLAYS,WCHAN,RLCHN,HCHAN,STBXCH
REAL::FXVEGCH,STBYCH,FYVEGCH,TMPVALW,WVFACT,QQWCTMP,TWCTMP
REAL::AEXTMP,TMPVAL,USTARC,CDRGTMP,TAUBTMP,TAUE,RIPAMP
REAL::RIPSTP,RIPFAC,ZBRMAX,ZBRMIN,CDRGMAX,ZBREU
REAL::CDRGMIN,WVDTMP,RKZTURB,UTMP,VTMP,DWVDZ,DWUDZ,DWVD2Z
REAL::DWUD2Z,HZRVDZ,HZRUDZ,ZDHZRV,ZDHZRU,ZBREV,HZREFV,HZREFU
REAL::QWDQCV,QWDQCU,QCTMPV,QCTMPU,HOTLYMN,HOTLYMX,CDTMPVY
REAL::BOTTMP,DWVDHR,DWUDHR,QWCTMPV,QWCTMPU
REAL::CDTMPV,CDTMPU,COSWC,CURANG,CDTMPUX
REAL::WVDELV,WVDELU,TAUTMP
DELT=DT2
ISUD=1
IF(ISTL_.NE.3)THEN
DELT=DT
ISUD=0
ENDIF
IF(IS2TL_.EQ.1)THEN
IF(ISDYNSTP.EQ.0)THEN
DELT=DT
ELSE
DELT=DTDYN
END IF
ISUD=1
ENDIF
DELTI=1./DELT
!
! ** IF WAVE-CURRENT BBL MODEL IS ACTIVE, GOTO WAVE CURRENT BBL
!
IF(ISWCBL.GE.1) GOTO 1947
!
! ** INITIALIZE IMPLICIT BOTTOM FRICTION AND SET DIAGNOSTIC FILES
! ** ON FIRST CALL
!
IF(JSTBXY.EQ.1) GOTO 100
IF(ISITB.GE.1)THEN
IF(ISITB.EQ.1)THEN
RITB1=0.45
RITB=0.55
CDLIMIT=1.
ELSE
RITB1=0.0
RITB=1.0
CDLIMIT=10.
ENDIF
ELSE
RITB1=1.0
RITB=0.0
CDLIMIT=0.5
ENDIF
IF(ISVEG.GE.2)THEN
OPEN(1,FILE='CBOT.LOG',STATUS='UNKNOWN')
CLOSE(1,STATUS='DELETE')
ENDIF
DO L=2,LA
STBXO(L)=STBX(L)
STBYO(L)=STBY(L)
ENDDO
DO L=1,LC
STBX(L)=0.
STBY(L)=0.
ENDDO
DO K=1,KC
DO L=1,LC
FXVEG(L,K)=0.
FYVEG(L,K)=0.
ENDDO
ENDDO
N=-2
JSTBXY=1
100 CONTINUE
IF(ISITB.GE.1)THEN
IF(ISITB.EQ.1)THEN
CDLIMIT=10.
ELSE
CDLIMIT=100.
ENDIF
ELSE
CDLIMIT=0.5
ENDIF
!
! ** INITIALIZED DIAGNOSTICS FOR STANDARD AND VEGE
! ** RESISTANCE CALCULATION
!
IF(ISVEG.GE.2)THEN
OPEN(1,FILE='CBOT.LOG',POSITION='APPEND',STATUS='UNKNOWN')
ENDIF
CDTOTUM=0.
CDTOTVM=0.
CDMAXUM=0.
CDMAXVM=0.
IF(ISVEG.EQ.0) UVEGSCL=1.E-12
IF(KC.GT.1) GOTO 200
!
! ** NORMAL ENTRY INTO STANDARD AND VEGE RESISTANCE CALCULATION
! ** FOR SINGLE LAYER
! ** VEGETATION DRAG
! CALCULATE R FOR LAMINAR FLOW
! CALCULATE R FOR LAMINAR FLOW
! ** END VEGETATION DRAG
! ** NORMAL ENTRY INTO STANDARD AND VEGE RESISTANCE CALCULATION
! ** FOR SINGLE LAYER
!
DO L=2,LA
IF(LMASKDRY(L))THEN
LS=LSC(L)
ZBRATU=0.5*(DXP(L-1)*ZBR(L-1)+DXP(L)*ZBR(L))*DXIU(L)
ZBRATV=0.5*(DYP(LS )*ZBR(LS )+DYP(L)*ZBR(L))*DYIV(L)
UMAGTMP=SQRT( U1(L,1)*U1(L,1)+V1U(L)*V1U(L)+1.E-12 )
VMAGTMP=SQRT( U1V(L)*U1V(L)+V1(L,1)*V1(L,1)+1.E-12 )
CDMAXU=CDLIMIT*STBXO(L)*H1U(L)/( DELT*UMAGTMP )
CDMAXV=CDLIMIT*STBYO(L)*H1V(L)/( DELT*VMAGTMP )
HURTMP=MAX(ZBRATU,H1U(L))
HVRTMP=MAX(ZBRATV,H1V(L))
IF(ZBRATU>0.0)THEN
HUDZBR=HURTMP/ZBRATU
ELSE
HUDZBR=0.0
ENDIF
IF(HUDZBR.LT.7.5) HUDZBR=7.5
IF(ZBRATV>0.0)THEN
HVDZBR=HVRTMP/ZBRATV
ELSE
HVDZBR=0.0
ENDIF
IF(HVDZBR.LT.7.5) HVDZBR=7.5
STBX(L)=STBXO(L)*.16/( (LOG( HUDZBR ) -1.)**2)
STBY(L)=STBYO(L)*.16/( (LOG( HVDZBR ) -1.)**2)
STBX(L)=MIN(CDMAXU,STBX(L))
STBY(L)=MIN(CDMAXV,STBY(L))
ENDIF
ENDDO
IF(ISVEG.GE.1)THEN
K=1
DO L=2,LA
IF(LMASKDRY(L))THEN
M=MVEGL(L)
FXVEG(L,K)=0.
FYVEG(L,K)=0.
!
! *** DSLLC BEGIN BLOCK
!
IF(M.NE.MVEGOW.AND.M.NE.0.AND.M.LT.91)THEN
LW=L-1
LE=L+1
LS=LSC(L)
LN=LNC(L)
LNW=LNWC(L)
LSE=LSEC(L)
MW=MVEGL(LW)
MS=MVEGL(LS)
VTMPATU=0.25*(V(L,K)+V(LW,K)+V(LN,K)+V(LNW,K))
UTMPATV=0.25*(U(L,K)+U(LE,K)+U(LS,K)+U(LSE,K))
UMAGTMP=SQRT( U(L,K)*U(L,K)+VTMPATU*VTMPATU +1.E-12 )
VMAGTMP=SQRT( UTMPATV*UTMPATV+V(L,K)*V(L,K) +1.E-12 )
UMAGTMP=MAX(UMAGTMP,UVEGSCL)
VMAGTMP=MAX(VMAGTMP,UVEGSCL)
CDMAXU=CDLIMIT*STBXO(L)*H1U(L)/( DELT*UMAGTMP )
CDMAXV=CDLIMIT*STBYO(L)*H1V(L)/( DELT*VMAGTMP )
IF(N.EQ.-2)THEN
VTMPATU=0.25*(V1(L,K)+V1(LW,K)+V1(LN,K)+V1(LNW,K))
UTMPATV=0.25*(U1(L,K)+U1(LE,K)+U1(LS,K)+U1(LSE,K))
UMAGTMP=SQRT( U1(L,K)*U1(L,K)+VTMPATU*VTMPATU+1.E-12 )
VMAGTMP=SQRT( UTMPATV*UTMPATV+V1(L,K)*V1(L,K)+1.E-12 )
ENDIF
CJH CPVEGU=0.5 ! CHANGED DEFINITION
CPVEGU=1.0
IF(ISVEGL.EQ.1) CPVEGU=CPVEGU + 10.E-6/(
& (BPVEG(MW)+BPVEG(M))*UMAGTMP )
IF(CPVEGU.GT.1.0)THEN
!
! CALCULATE R FOR LAMINAR FLOW
!
CPVEGU=CPVEGU-0.5
RVEGUM=0.
ENDIF
CPVEGU=SCVEG(M)*CPVEGU
CHH CPVEGV=0.5 ! CHANGED DEFINITION
CPVEGV=1.0
IF(ISVEGL.EQ.1) CPVEGV=CPVEGV + 10.E-6/(
& (BPVEG(MS)+BPVEG(M))*VMAGTMP )
IF(CPVEGV.GT.1.0)THEN
!
! CALCULATE R FOR LAMINAR FLOW
!
CPVEGV=CPVEGV-0.5
RVEGVM=0.
ENDIF
CPVEGV=SCVEG(M)*CPVEGV
HVGTC=MIN(HPVEG(M),HP(L))
HVGTW=MIN(HPVEG(MW),HP(L-1))
HVGTS=MIN(HPVEG(MS),HP(LS))
FXVEG(L,K)=0.25*CPVEGU*( DXP(L)*(BDLPSQ(M)*HVGTC/PVEGZ(M))
& +DXP(L-1)*(BDLPSQ(MW)*HVGTW/PVEGZ(MW)) )*DXIU(L)
FYVEG(L,K)=0.25*CPVEGV*( DYP(L)*(BDLPSQ(M)*HVGTC/PVEGZ(M))
& +DYP(LS)*(BDLPSQ(MS)*HVGTS/PVEGZ(MS)) )*DYIV(L)
FXVEG(L,K)=MIN(FXVEG(L,K),CDMAXU)
FYVEG(L,K)=MIN(FYVEG(L,K),CDMAXU)
ENDIF
!
! *** DSLLC END BLOCK
!
ENDIF
ENDDO
ENDIF
GOTO 300
!
! ** NORMAL ENTRY INTO STANDARD AND VEGE RESISTANCE CALCULATION
! ** FOR MULTIPLE LAYER
!
200 CONTINUE
!
! ** BEGIN SMOOTH DRAG FORMULATION
!
VISEXP=2./7.
VISFAC=0.0258*(COEFTSBL**VISEXP)
!
DO L=2,LA
IF(LMASKDRY(L))THEN
IF(ZBR(L).LE.1.E-6)THEN
UMAGTMP=SQRT( U1(L,1)*U1(L,1)+V1U(L)*V1U(L)+1.E-12 )
VMAGTMP=SQRT( U1V(L)*U1V(L)+V1(L,1)*V1(L,1)+1.E-12 )
CDMAXU=CDLIMIT*STBXO(L)*H1U(L)/( DELT*UMAGTMP )
CDMAXV=CDLIMIT*STBYO(L)*H1V(L)/( DELT*VMAGTMP )
VISMUDU=VISMUD
VISMUDV=VISMUD
IF(ISMUD.GE.1)THEN
SEDTMP=0.5*(SED(L,1,1)+SED(L-1,1,1))
VISMUDU=CSEDVIS(SEDTMP)
SEDTMP=0.5*(SED(L,1,1)+SED(LSC(L),1,1))
VISMUDV=CSEDVIS(SEDTMP)
ENDIF
! ** DELETED COMMENTED OUT LINES & UNUSED VARIABLES
VISDHU=0.0
VISDHV=0.0
IF(UMAGTMP.GT.0.0) VISDHU=(VISMUDU*HUI(L)/UMAGTMP)*VISEXP
IF(VMAGTMP.GT.0.0) VISDHV=(VISMUDV*HVI(L)/VMAGTMP)*VISEXP
STBX(L)=VISFAC*AVCON*STBXO(L)*VISDHU
STBY(L)=VISFAC*AVCON*STBYO(L)*VISDHV
STBX(L)=MIN(CDMAXU,STBX(L))
STBY(L)=MIN(CDMAXV,STBY(L))
ENDIF
ENDIF
ENDDO
!
! ** END SMOOTH DRAG FORMULATION
!
! ** BEGIN ROUGH DRAG FORMULATION
!
IF(N.NE.-2)THEN
DO L=2,LA
IF(LMASKDRY(L))THEN
LS=LSC(L)
IF(ZBR(L).GT.1.E-6)THEN
ZBRATU=0.5*(DXP(L-1)*ZBR(L-1)+DXP(L)*ZBR(L))*DXIU(L)
ZBRATV=0.5*(DYP(LS )*ZBR(LS )+DYP(L)*ZBR(L))*DYIV(L)
UMAGTMP=SQRT( U1(L,1)*U1(L,1)+V1U(L)*V1U(L)+1.E-12 )
VMAGTMP=SQRT( U1V(L)*U1V(L)+V1(L,1)*V1(L,1)+1.E-12 )
CDMAXU=CDLIMIT*STBXO(L)*H1U(L)/( DELT*UMAGTMP )
CDMAXV=CDLIMIT*STBYO(L)*H1V(L)/( DELT*VMAGTMP )
HURTMP=MAX(ZBRATU,H1U(L))
HVRTMP=MAX(ZBRATV,H1V(L))
DZHUDZBR=1.+0.5*DZC(1)*HURTMP/ZBRATU
DZHVDZBR=1.+0.5*DZC(1)*HVRTMP/ZBRATV
!
STBX(L)=AVCON*STBXO(L)*.16/((LOG(DZHUDZBR))**2)
STBY(L)=AVCON*STBYO(L)*.16/((LOG(DZHVDZBR))**2)
STBX(L)=MIN(CDMAXU,STBX(L))
STBY(L)=MIN(CDMAXV,STBY(L))
ENDIF
ENDIF
ENDDO
ELSEIF(N.EQ.-2)THEN
DO L=2,LA
LS=LSC(L)
ZBRATU=0.5*(DXP(L-1)*ZBR(L-1)+DXP(L)*ZBR(L))*DXIU(L)
ZBRATV=0.5*(DYP(LS )*ZBR(LS )+DYP(L)*ZBR(L))*DYIV(L)
UMAGTMP=SQRT( U1(L,1)*U1(L,1)+V1U(L)*V1U(L)+1.E-12 )
VMAGTMP=SQRT( U1V(L)*U1V(L)+V1(L,1)*V1(L,1)+1.E-12 )
CDMAXU=CDLIMIT*STBXO(L)*H1U(L)/( DELT*UMAGTMP )
CDMAXV=CDLIMIT*STBYO(L)*H1V(L)/( DELT*VMAGTMP )
HURTMP=MAX(ZBRATU,H1U(L))
HVRTMP=MAX(ZBRATV,H1V(L))
DZHUDZBR=1.+0.5*DZC(1)*HURTMP/ZBRATU
DZHVDZBR=1.+0.5*DZC(1)*HVRTMP/ZBRATV
!
STBX(L)=AVCON*STBXO(L)*.16/((LOG(DZHUDZBR))**2)
STBY(L)=AVCON*STBYO(L)*.16/((LOG(DZHVDZBR))**2)
STBX(L)=MIN(CDMAXU,STBX(L))
STBY(L)=MIN(CDMAXV,STBY(L))
ENDDO
ENDIF
!
! ** END ROUGH DRAG FORMULATION
!
!
IF(ISVEG.GE.1)THEN
DO K=1,KC
DO L=2,LA
IF(LMASKDRY(L))THEN
M=MVEGL(L)
IF(M>90)M=M-90 !SCJ vegetation below MHK device, which is OK, it acccounts for the structure
FXVEG(L,K)=0.
FYVEG(L,K)=0.
!
! *** DSLLC BEGIN BLOCK
!
IF(M.NE.MVEGOW.AND.M.NE.0)THEN
! *** M=0 FOR OPEN WATER
LW=L-1
LE=L+1
LS=LSC(L)
LN=LNC(L)
LNW=LNWC(L)
LSE=LSEC(L)
MW=MVEGL(LW)
IF(MW>90)MW=MW-90 !SCJ, vegetation below MHK device, which is OK, it acccounts for the structure
MS=MVEGL(LS)
IF(MS>90)MS=MS-90 !SCJ, vegetation below MHK device, which is OK, it acccounts for the structure
VTMPATU=0.25*(V(L,K)+V(LW,K)+V(LN,K)+V(LNW,K))
UTMPATV=0.25*(U(L,K)+U(LE,K)+U(LS,K)+U(LSE,K))
UMAGTMP=SQRT( U(L,K)*U(L,K)+VTMPATU*VTMPATU +1.E-12 )
VMAGTMP=SQRT( UTMPATV*UTMPATV+V(L,K)*V(L,K) +1.E-12 )
UMAGTMP=MAX(UMAGTMP,UVEGSCL)
VMAGTMP=MAX(VMAGTMP,UVEGSCL)
CDMAXU=CDLIMIT*STBXO(L)*H1U(L)/( DELT*UMAGTMP )
CDMAXV=CDLIMIT*STBYO(L)*H1V(L)/( DELT*VMAGTMP )
IF(N.EQ.-2)THEN
VTMPATU=0.25*(V1(L,K)+V1(LW,K)+V1(LN,K)+V1(LNW,K))
UTMPATV=0.25*(U1(L,K)+U1(LE,K)+U1(LS,K)+U1(LSE,K))
UMAGTMP=SQRT( U1(L,K)*U1(L,K)+VTMPATU*VTMPATU+1.E-12 )
VMAGTMP=SQRT( UTMPATV*UTMPATV+V1(L,K)*V1(L,K)+1.E-12 )
ENDIF
!JH CPVEGU=0.5 ! CHANGED DEFINITION
CPVEGU=1.0
IF(ISVEGL.EQ.1) CPVEGU=CPVEGU + 10.E-6/(
& (BPVEG(MW)+BPVEG(M))*UMAGTMP )
IF(CPVEGU.GT.1.0)THEN
!
! CALCULATE R FOR LAMINAR FLOW
!
CPVEGU=CPVEGU-0.5
RVEGUM=0.
ENDIF
CPVEGU=SCVEG(M)*CPVEGU
!JH CPVEGV=0.5 ! CHANGED DEFINITION
CPVEGV=1.0
IF(ISVEGL.EQ.1) CPVEGV=CPVEGV + 10.E-6/(
& (BPVEG(MS)+BPVEG(M))*VMAGTMP )
IF(CPVEGV.GT.1.0)THEN
!
! CALCULATE R FOR LAMINAR FLOW
!
CPVEGV=CPVEGV-0.5
RVEGVM=0.
ENDIF
CPVEGV=SCVEG(M)*CPVEGV
FRACLAY=FLOAT(K)/FLOAT(KC)
FHLAYC=FRACLAY*HP(L)
FHLAYW=FRACLAY*HP(L-1)
FHLAYS=FRACLAY*HP(LS)
HVGTC=HP(L)
HVGTW=HP(L-1)
HVGTS=HP(LS)
IF(HPVEG(M).LT.FHLAYC) HVGTC=0.0
IF(HPVEG(MW).LT.FHLAYW) HVGTW=0.0
IF(HPVEG(MS).LT.FHLAYS) HVGTS=0.0
FXVEG(L,K)=0.25*CPVEGU*(DXP(L)*(BDLPSQ(M)*HVGTC/PVEGZ(M))
& +DXP(LW)*(BDLPSQ(MW)*HVGTW/PVEGZ(MW)) )*DXIU(L)
FYVEG(L,K)=0.25*CPVEGV*(DYP(L)*(BDLPSQ(M)*HVGTC/PVEGZ(M))
& +DYP(LS)*(BDLPSQ(MS)*HVGTS/PVEGZ(MS)) )*DYIV(L)
FXVEG(L,K)=MIN(FXVEG(L,K),CDMAXU)
FYVEG(L,K)=MIN(FYVEG(L,K),CDMAXU)
ENDIF
!
! *** DSLLC END BLOCK
!
ENDIF
ENDDO
ENDDO
ENDIF
300 CONTINUE
!
! ** SUBGRID SCALE CHANNEL FRICTION
!
IF(MDCHH.GE.1)THEN
DO NMD=1,MDCHH
LHOST=LMDCHH(NMD)
LCHNU=LMDCHU(NMD)
LCHNV=LMDCHV(NMD)
MH=MVEGL(LHOST)
!
! X-DIRECTION CHANNEL
!
IF(MDCHTYP(NMD).EQ.1)THEN
MU=0
IF(ISVEG.GE.1) MU=MVEGL(LCHNU)
WCHAN=DXP(LCHNU)
RLCHN=0.5*DYP(LCHNU)+CHANLEN(NMD)
HCHAN=0.5*DYP(LCHNU)*H1P(LCHNU)+CHANLEN(NMD)*H1P(LHOST)
HCHAN=HCHAN/RLCHN
ZBRATU=0.5*DYP(LCHNU)*ZBR(LCHNU)+CHANLEN(NMD)*ZBR(LHOST)
ZBRATU=ZBRATU/RLCHN
HURTMP=MAX(ZBRATU,HCHAN)
HUDZBR=HURTMP/ZBRATU
IF(HUDZBR.LT.7.5) HUDZBR=7.5
STBXCH=0.16/( (LOG( HUDZBR ) -1.)**2)
CDMAXU=HCHAN*HCHAN*WCHAN/( DELT*(QCHANU(NMD)+1.E-12) )
STBXCH=MAX(STBXCH,CDMAXU)
STBXCH=MAX(STBXCH,0.1)
FXVEGCH=0.0
IF(MU.GT.0) FXVEGCH=
& 0.5*(0.5*DYP(LCHNU)*(BDLPSQ(MU)*H1P(LCHNU)/PVEGZ(MU))
& +CHANLEN(NMD)*(BDLPSQ(MH)*H1P(LHOST)/PVEGZ(MH)) )/RLCHN
CHANFRIC(NMD)=FXVEGCH+STBXCH
ENDIF
!
! Y-DIRECTION CHANNEL
!
IF(MDCHTYP(NMD).EQ.2)THEN
MV=0
IF(ISVEG.GE.1) MV=MVEGL(LCHNV)
WCHAN=DYP(LCHNV)
RLCHN=0.5*DXP(LCHNV)+CHANLEN(NMD)
HCHAN=0.5*DXP(LCHNV)*H1P(LCHNV)+CHANLEN(NMD)*H1P(LHOST)
HCHAN=HCHAN/RLCHN
ZBRATV=0.5*DXP(LCHNV)*ZBR(LCHNV)+CHANLEN(NMD)*ZBR(LHOST)
ZBRATV=ZBRATV/RLCHN
HVRTMP=MAX(ZBRATV,HCHAN)
HVDZBR=HVRTMP/ZBRATV
IF(HVDZBR.LT.7.5) HVDZBR=7.5
STBYCH=0.16/( (LOG( HVDZBR ) -1.)**2)
CDMAXV=HCHAN*HCHAN*WCHAN/( DELT*(QCHANV(NMD)+1.E-12) )
STBYCH=MAX(STBYCH,CDMAXV)
STBYCH=MAX(STBYCH,0.1)
FYVEGCH=0.0
IF(MV.GT.0) FYVEGCH=
& 0.5*(0.5*DXP(LCHNV)*(BDLPSQ(MV)*H1P(LCHNV)/PVEGZ(MV))
& +CHANLEN(NMD)*(BDLPSQ(MH)*H1P(LHOST)/PVEGZ(MH)) )/RLCHN
CHANFRIC(NMD)=FYVEGCH+STBYCH
ENDIF
ENDDO
ENDIF
IF(ISVEG.GE.2.AND.KC.GT.1)THEN
DO L=2,LA
M=MVEGL(L)
MW=MVEGL(L-1)
MS=MVEGL(LSC(L))
WRITE(1,1122)N,IL(L),JL(L),MVEGL(L),PVEGZ(M),PVEGZ(MS),
& PVEGZ(MW),STBX(L),STBY(L)
WRITE(1,1123)(FXVEG(L,K),K=1,KC)
WRITE(1,1123)(FYVEG(L,K),K=1,KC)
ENDDO
ENDIF
IF(ISVEG.GE.2) CLOSE(1)
1122 FORMAT(4I5,5E12.4)
1123 FORMAT(15X,10E12.4)
GOTO 1948
!
! ** ENTER HERE FOR WAVE-CURRENT BOUNDARY LAYER
!
1947 CONTINUE
IF(JSTBXY.EQ.0)THEN
DO L=2,LA
STBXO(L)=STBX(L)
STBYO(L)=STBY(L)
ENDDO
N=0
JSTBXY=1
IF(ISDZBR.GE.1)THEN
OPEN(1,FILE='ZBREMX.OUT',STATUS='UNKNOWN')
CLOSE(1,STATUS='DELETE')
ENDIF
ENDIF
IF(ISDZBR.EQ.N.AND.DEBUG)THEN
OPEN(1,FILE='CDDIAG.OUT',STATUS='UNKNOWN')
CLOSE(1,STATUS='DELETE')
OPEN(1,FILE='CDDIAG.OUT',STATUS='UNKNOWN')
ENDIF
NTMP=MAX(N,1)
IF(NTMP.LT.NTSWV)THEN
TMPVALW=FLOAT(NTMP)/FLOAT(NTSWV)
WVFACT=0.5-0.5*COS(PI*TMPVALW)
ELSE
WVFACT=1.0
ENDIF
!
! *** DSLLC BEGIN BLOCK
!
DO L=2,LA
IF(UWVSQ(L).GT.1.E-6 .AND. LMASKDRY(L))THEN
QQWCTMP=SQRT( QQWV2(L)*QQWV2(L)+QQ(L,0)*QQ(L,0) )
TWCTMP=QQWCTMP/CTURB2
!
! CORZBR=1.+1.2*TAUTMP/(1.+0.2*TAUTMP)
!
AEXTMP=WVWHA(L)/SINH(WVKHP(L))
ZBRE(L)=ZBR(L)
IF(QQ(L,0).GT.0.)THEN
TMPVAL=UWVSQ(L)*SQRT( AEXTMP/(30.*ZBR(L)) )
USTARC=SQRT(QQ(L,0)/CTURB2)
TMPVAL=TMPVAL/USTARC
ZBRE(L)=ZBR(L)*(1.+0.19*TMPVAL)
ENDIF
CDRGTMP=(30.*ZBRE(L)/AEXTMP)**0.2
CDRGTMP=5.57*CDRGTMP-6.13
CDRGTMP=EXP(CDRGTMP)
CDRGTMP=MIN(CDRGTMP,0.22)
TAUTMP=0.5*CDRGTMP*UWVSQ(L)
QQWV2(L)=CTURB2*TAUTMP*WVFACT
QQWC(L)=SQRT( QQWV2(L)*QQWV2(L)+QQ(L,0)*QQ(L,0) )
IF(ISTRAN(7).GT.0)THEN
TWCTMP=QQWC(L)/CTURB2
TAUBTMP=QQWV1(L)/CTURB2
TAUE=TWCTMP/TAUN(NSED+1)
RIPAMP=0.
RIPSTP=0.
IF(TAUBTMP.GT.TAUN(NSED+1).AND.TAUBTMP.LE.TAUD(NSED+1))THEN
RIPAMP=0.22/(TAUE**0.16)
RIPSTP=0.16/(TAUE**0.04)
ENDIF
IF(TAUBTMP.GT.TAUD(NSED+1))THEN
RIPAMP=0.78/(TAUE**1.5)
RIPSTP=0.41/TAUE
ENDIF
RIPAMP=RIPAMP*WVWHA(L)/SINH(WVKHP(L))
TMPVAL=0.
IF(RIPAMP.GT.0.) TMPVAL=LOG(RIPAMP/ZBRE(L))-1.
TMPVAL=MAX(TMPVAL,0.)
RIPFAC=1.+3.125*TMPVAL*TMPVAL*RIPSTP
QQWV3(L)=RIPFAC*QQWV2(L)
QQWCR(L)=SQRT( QQWV3(L)*QQWV3(L)+QQ(L,0)*QQ(L,0) )
ELSE
QQWCR(L)=QQ(L,0)
ENDIF
ELSE
QQWV2(L)=QQLMIN
QQWC(L)=QQ(L,0)
QQWCR(L)=QQ(L,0)
ENDIF
ENDDO
!
! *** DSLLC END BLOCK
!
ZBRMAX=-(1.E+12)*ZBRADJ
ZBRMIN=(1.E+12)*ZBRADJ
CDRGMAX=-1.E+12
CDRGMIN=1.E+12
IF(ISWAVE.EQ.1.OR.ISWAVE.EQ.2)WVDTMP=0.4/(WVFRQ*CTURB3)
RKZTURB=0.4/CTURB3
DO L=2,LA
IF(LMASKDRY(L))THEN
LS=LSC(L)
LN=LNC(L)
UTMP=0.5*STCUV(L)*(U(L+1,1)+U(L,1))+1.E-12
VTMP=0.5*STCUV(L)*(V(LN,1)+V(L,1))
CURANG=ATAN2(VTMP,UTMP)
COSWC=COS(CURANG-WACCWE(L))
UMAGTMP=SQRT( U1(L,1)*U1(L,1)+V1U(L)*V1U(L)+1.E-12 )
VMAGTMP=SQRT( U1V(L)*U1V(L)+V1(L,1)*V1(L,1)+1.E-12 )
CDMAXU=STBXO(L)*H1U(L)/( 4.*DELT*UMAGTMP )
CDMAXV=STBYO(L)*H1V(L)/( 4.*DELT*VMAGTMP )
CDTMPU=-1.
CDTMPV=-1.
QWCTMPU=0.5*( QQWV2(L)+QQWV2(L+1) )
QWCTMPV=0.5*( QQWV2(L)+QQWV2(LS ) )
IF(ISWCBL.EQ.2)THEN
QWCTMPU=0.5*( QQWC(L)+QQWC(L+1) )
QWCTMPV=0.5*( QQWC(L)+QQWC(LS ) )
ENDIF
IF(ISWAVE.EQ.3)THEN
IF(WVFRQL(L).GT.1E-6)THEN
WVDTMP=0.4/(WVFRQL(L)*CTURB3)
ELSE
WVDTMP=0.
ENDIF
ENDIF
WVDELU=WVDTMP*SQRT(QWCTMPU)
WVDELV=WVDTMP*SQRT(QWCTMPV)
QWCTMPU=0.5*( QQWCR(L)+QQWCR(L+1) )
QWCTMPV=0.5*( QQWCR(L)+QQWCR(LS ) )
QWCTMPU=SQRT(QWCTMPU)
QWCTMPV=SQRT(QWCTMPV)
QCTMPU=0.5*( QQ(L,0)+QQ(L+1,0) )
QCTMPV=0.5*( QQ(L,0)+QQ(LS ,0) )
QWDQCU=QWCTMPU/SQRT(QCTMPU)
QWDQCV=QWCTMPV/SQRT(QCTMPV)
HZREFU=DZC(1)*H1U(L)
HZREFV=DZC(1)*H1V(L)
ZBREU=0.5*(ZBRE(L)+ZBRE(L+1))
ZBREV=0.5*(ZBRE(L)+ZBRE(LS ))
ZDHZRU=ZBREU/HZREFU
ZDHZRV=ZBREV/HZREFV
HZRUDZ=1./ZDHZRU
HZRVDZ=1./ZDHZRV
DWUD2Z=0.5*WVDELU/ZBREU
DWVD2Z=0.5*WVDELV/ZBREV
DWUDZ=2.*DWUD2Z
DWVDZ=2.*DWVD2Z
DWUDHR=WVDELU/HZREFU
DWVDHR=WVDELV/HZREFV
CDTMPUX=RKZTURB*QWCTMPU
CDTMPVY=RKZTURB*QWCTMPV
JWCBLU=0
JWCBLV=0
IF( HZRUDZ.LE.DWUD2Z)THEN
CDTMPU=CDTMPUX/( (1.+ZDHZRU)*LOG(1.+HZRUDZ)-1. )
JWCBLU=1
ENDIF
IF( HZRVDZ.LE.DWVD2Z)THEN
CDTMPV=CDTMPVY/( (1.+ZDHZRV)*LOG(1.+HZRVDZ)-1. )
JWCBLV=1
ENDIF
IF( HZRUDZ.GT.DWUD2Z.AND.HZRUDZ.LE.DWUDZ)THEN
BOTTMP=(1.+ZDHZRU)*LOG(1.+DWUD2Z)-0.5*DWUDHR
& +0.5*HZRUDZ*(1.-0.5*DWUDHR)*(1.-0.5*DWUDHR)/(1.+DWUD2Z)
CDTMPU=CDTMPUX/BOTTMP
JWCBLU=2
ENDIF
IF( HZRVDZ.GT.DWVD2Z.AND.HZRVDZ.LE.DWVDZ)THEN
BOTTMP=(1.+ZDHZRV)*LOG(1.+DWVD2Z)-0.5*DWVDHR
& +0.5*HZRVDZ*(1.-0.5*DWVDHR)*(1.-0.5*DWVDHR)/(1.+DWVD2Z)
CDTMPV=CDTMPVY/BOTTMP
JWCBLV=2
ENDIF
IF( HZRUDZ.GT.DWUDZ)THEN
BOTTMP=QWDQCU*( (1.+ZDHZRU)*(LOG(1.+HZRUDZ)-LOG(1.+DWUDZ))
& +DWUDHR-1. )
BOTTMP=BOTTMP+(1.+ZDHZRU)*LOG(1.+DWUD2Z)
& +DWUD2Z*(1.-1.25*DWUDHR-ZDHZRU)/(1.+DWUD2Z)
CDTMPU=CDTMPUX/BOTTMP
JWCBLU=3
ENDIF
IF( HZRVDZ.GT.DWVDZ)THEN
BOTTMP=QWDQCV*( (1.+ZDHZRV)*(LOG(1.+HZRVDZ)-LOG(1.+DWVDZ))
& +DWVDHR-1. )
BOTTMP=BOTTMP+(1.+ZDHZRV)*LOG(1.+DWVD2Z)
& +DWVD2Z*(1.-1.25*DWVDHR-ZDHZRV)/(1.+DWVD2Z)
CDTMPV=CDTMPVY/BOTTMP
JWCBLV=3
ENDIF
CDTMPU=CDTMPU/UMAGTMP
CDTMPV=CDTMPV/VMAGTMP
IF(DEBUG)THEN
IF(ISDZBR.EQ.N)THEN
WRITE(1,1779) IL(L),JL(L),JWCBLU,JWCBLV
WRITE(1,1780)
WRITE(1,1781) ZBREU,WVDELU,HZREFU,CDTMPU,CDMAXU
WRITE(1,1782)
WRITE(1,1781) ZBREV,WVDELV,HZREFV,CDTMPV,CDMAXV
ENDIF
ENDIF
IF(CDTMPU.LE.0.) CDTMPU=CDMAXU
IF(CDTMPV.LE.0.) CDTMPV=CDMAXV
STBX(L)=AVCON*STBXO(L)*CDTMPU
STBY(L)=AVCON*STBYO(L)*CDTMPV
STBX(L)=MIN(CDMAXU,STBX(L),0.11)
STBY(L)=MIN(CDMAXV,STBY(L),0.11)
ENDIF
ENDDO
IF(DEBUG)THEN
IF(ISDZBR.EQ.N) CLOSE(1)
IF(ISDZBR.GE.1)THEN
DO L=2,LA
IF(ZBRE(L).GT.ZBRMAX)THEN
ZBRMAX=ZBRE(L)
LZBMAX=L
ENDIF
IF(ZBRE(L).LT.ZBRMIN)THEN
ZBRMIN=ZBRE(L)
LZBMIN=L
ENDIF
IF(STBX(L).GT.CDRGMAX)THEN
CDRGMAX=STBX(L)
LCDMAX=L
ENDIF
IF(STBX(L).LT.CDRGMIN)THEN
CDRGMIN=STBX(L)
LCDMIN=L
ENDIF
IF(STBY(L).GT.CDRGMAX)THEN
CDRGMAX=STBY(L)
LCDMAX=L
ENDIF
IF(STBY(L).LT.CDRGMIN)THEN
CDRGMIN=STBY(L)
LCDMIN=L
ENDIF
ENDDO
OPEN(1,FILE='ZBREMX.OUT',STATUS='UNKNOWN',POSITION='APPEND')
HOTLYMX=DZC(1)*H1P(LZBMAX)
HOTLYMN=DZC(1)*H1P(LZBMIN)
WRITE(1,1739)N,IL(LZBMAX),JL(LZBMAX),ZBRMAX,HOTLYMX
WRITE(1,1749)N,IL(LZBMIN),JL(LZBMIN),ZBRMIN,HOTLYMN
WRITE(1,1759)N,IL(LCDMAX),JL(LCDMAX),CDRGMAX,STBX(LCDMAX),
& STBY(LCDMAX)
WRITE(1,1769)N,IL(LCDMIN),JL(LCDMIN),CDRGMIN,STBX(LCDMIN),
& STBY(LCDMIN)
CLOSE(1)
ENDIF
ENDIF
1948 CONTINUE
1717 FORMAT(' N,I,J = ',I10,2I5,' CDTOTU,CDMAXU = ',2F15.10)
1718 FORMAT(' N,I,J = ',I10,2I5,' CDTOTV,CDMAXV = ',2F15.10)
1727 FORMAT(' N,I,J = ',I10,2I5,' LAM CDTOTU,CDMAXU = ',2F15.10)
1728 FORMAT(' N,I,J = ',I10,2I5,' LAM CDTOTV,CDMAXV = ',2F15.10)
1719 FORMAT(' N = ',I10,' CDTOTUM,CDTOTVM = ',2F15.10)
1729 FORMAT(' N = ',I10,' CDMAXUM,CDMAXVM = ',2F15.10)
1739 FORMAT(' N,I,J = ',I10,2I5,' ZBRMAX,HBTLYMX = ',2E14.6)
1749 FORMAT(' N,I,J = ',I10,2I5,' ZBRMIN,HBTLYMN = ',2E14.6)
1759 FORMAT(' N,I,J = ',I10,2I5,' CDRGMAX,STBX,STBY = ',3E14.6)
1769 FORMAT(' N,I,J = ',I10,2I5,' CDRGMIN,STBX,STBY = ',3E14.6)
1779 FORMAT(' I, J, JWCBLU, JWCBLV = ',4I8)
1780 FORMAT(' ZBREU WVDELU HZREFU CDTMPU ',
& 1X,' CDMAXU')
1781 FORMAT(5E12.4)
1782 FORMAT(' ZBREV WVDELV HZREFV CDTMPV ',
& 1X,' CDMAXV')
RETURN
END