/[MITgcm]/MITgcm/pkg/thsice/thsice_readparms.F
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Contents of /MITgcm/pkg/thsice/thsice_readparms.F

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Revision 1.16 - (show annotations) (download)
Wed Jul 8 23:35:05 2009 UTC (14 years, 11 months ago) by jmc
Branch: MAIN
CVS Tags: checkpoint61v, checkpoint61t, checkpoint61u
Changes since 1.15: +3 -2 lines
add code for Near Infra-Red albedo (from Jeff); run-time flag: thSIce_calc_albNIR

1 C $Header: /u/gcmpack/MITgcm/pkg/thsice/thsice_readparms.F,v 1.15 2008/04/11 21:31:14 dfer Exp $
2 C $Name: $
3
4 #include "THSICE_OPTIONS.h"
5
6 CBOP
7 C !ROUTINE: THSICE_READPARMS
8 C !INTERFACE:
9 SUBROUTINE THSICE_READPARMS( myThid )
10
11 C !DESCRIPTION: \bv
12 C *==========================================================*
13 C | S/R THSICE_READPARMS
14 C | o Routine to initialize THSICE parameters and constants
15 C *==========================================================*
16 C | Initialize Th-Sea-ICE parameters, read in data.ice
17 C *==========================================================*
18 C \ev
19
20 C !USES:
21 IMPLICIT NONE
22
23 C === Global variables ===
24 #include "SIZE.h"
25 #include "EEPARAMS.h"
26 #include "PARAMS.h"
27 #include "GRID.h"
28 #include "THSICE_PARAMS.h"
29 #ifdef ALLOW_MNC
30 #include "MNC_PARAMS.h"
31 #endif
32
33 C !INPUT/OUTPUT PARAMETERS:
34 C === Routine arguments ===
35 C myThid :: My Thread Id. number
36 INTEGER myThid
37 CEOP
38
39 #ifdef ALLOW_THSICE
40
41 C === Local variables ===
42 C msgBuf :: Informational/error message buffer
43 C iUnit :: Work variable for IO unit number
44 CHARACTER*(MAX_LEN_MBUF) msgBuf
45 INTEGER iUnit
46
47 C-- Th-Sea-ICE parameter
48 NAMELIST /THSICE_CONST/
49 & rhos, rhoi, rhosw, rhofw,
50 & cpIce, cpWater,
51 & kIce, kSnow,
52 & bMeltCoef, Lfresh, qsnow,
53 & albColdSnow, albWarmSnow, tempSnowAlb,
54 & albOldSnow, hNewSnowAge, snowAgTime,
55 & albIceMax, albIceMin, hAlbIce, hAlbSnow,
56 & i0swFrac, ksolar, dhSnowLin,
57 & saltIce, S_winton, mu_Tf,
58 & Tf0kel, Terrmax, nitMaxTsf,
59 & hIceMin, hiMax, hsMax, iceMaskMax, iceMaskMin,
60 & fracEnMelt, fracEnFreez, hThinIce, hThickIce, hNewIceMax
61
62 NAMELIST /THSICE_PARM01/
63 & startIceModel, stepFwd_oceMxL, thSIce_calc_albNIR,
64 & thSIce_deltaT, thSIce_dtTemp,
65 & ocean_deltaT, tauRelax_MxL,
66 & hMxL_default, sMxL_default, vMxL_default,
67 & thSIce_diffK, thSIceAdvScheme, stressReduction,
68 & thSIce_taveFreq, thSIce_diagFreq, thSIce_monFreq,
69 & thSIce_tave_mnc, thSIce_snapshot_mnc, thSIce_mon_mnc,
70 & thSIce_pickup_read_mnc, thSIce_pickup_write_mnc,
71 & thSIceFract_InitFile, thSIceThick_InitFile,
72 & thSIceSnowH_InitFile, thSIceSnowA_InitFile,
73 & thSIceEnthp_InitFile, thSIceTsurf_InitFile
74
75 _BEGIN_MASTER(myThid)
76
77 WRITE(msgBuf,'(A)') ' THSICE_READPARMS: opening data.ice'
78 CALL PRINT_MESSAGE( msgBuf, standardMessageUnit,
79 & SQUEEZE_RIGHT , 1)
80
81 CALL OPEN_COPY_DATA_FILE(
82 I 'data.ice', 'THSICE_READPARMS',
83 O iUnit,
84 I myThid )
85
86 C-- Default values (constants)
87 rhos = 330. _d 0
88 rhoi = 900. _d 0
89 rhosw = rhoConst
90 rhofw = rhoConstFresh
91 cpIce = 2106. _d 0
92 cpWater = HeatCapacity_Cp
93 kIce = 2.03 _d 0
94 kSnow = 0.30 _d 0
95 bMeltCoef=0.006 _d 0
96 Lfresh = 3.34 _d 5
97 qsnow = Lfresh
98 albColdSnow= 0.85 _d 0
99 albWarmSnow= 0.70 _d 0
100 tempSnowAlb= -10. _d 0
101 albOldSnow = 0.55 _d 0
102 albIceMax = 0.65 _d 0
103 albIceMin = 0.20 _d 0
104 hAlbIce = 0.50 _d 0
105 hAlbSnow = 0.30 _d 0
106 hNewSnowAge= 2. _d -3
107 snowAgTime = 50. _d 0 * 86400. _d 0
108 i0swFrac = 0.3 _d 0
109 ksolar = 1.5 _d 0
110 dhSnowLin= 0. _d 0
111 saltIce = 4. _d 0
112 S_winton = 1. _d 0
113 mu_Tf = 0.054 _d 0
114 Tf0kel = celsius2K
115 Terrmax = 5.0 _d -1
116 nitMaxTsf= 20
117 hIceMin = 1. _d -2
118 hiMax = 10. _d 0
119 hsMax = 10. _d 0
120 iceMaskMax = 1. _d 0
121 iceMaskMin = 0.1 _d 0
122 fracEnMelt = 0.4 _d 0
123 fracEnFreez= 0. _d 0
124 hThinIce = 0.2 _d 0
125 hThickIce = 2.5 _d 0
126 hNewIceMax = UNSET_RL
127
128 C-- Default values (parameters)
129 stepFwd_oceMxL = .FALSE.
130 thSIce_calc_albNIR = .FALSE.
131 startIceModel = 0
132 thSIce_deltaT = dTtracerLev(1)
133 thSIce_dtTemp = UNSET_RL
134 ocean_deltaT = dTtracerLev(1)
135 tauRelax_MxL = 0. _d 0
136 hMxL_default = 50. _d 0
137 sMxL_default = 35. _d 0
138 vMxL_default = 5. _d -2
139 thSIce_diffK = 0. _d 0
140 thSIceAdvScheme = 0
141 stressReduction = 1. _d 0
142 IF ( useSEAICE ) stressReduction = 0. _d 0
143 thSIce_taveFreq = taveFreq
144 thSIce_diagFreq = dumpFreq
145 thSIce_monFreq = monitorFreq
146 #ifdef ALLOW_MNC
147 thSIce_tave_mnc = timeave_mnc
148 thSIce_snapshot_mnc = snapshot_mnc
149 thSIce_mon_mnc = monitor_mnc
150 thSIce_pickup_read_mnc = pickup_read_mnc
151 thSIce_pickup_write_mnc = pickup_write_mnc
152 #else
153 thSIce_tave_mnc = .FALSE.
154 thSIce_snapshot_mnc = .FALSE.
155 thSIce_mon_mnc = .FALSE.
156 thSIce_pickup_read_mnc = .FALSE.
157 thSIce_pickup_write_mnc = .FALSE.
158 #endif
159 thSIceFract_InitFile = ' '
160 thSIceThick_InitFile = ' '
161 thSIceSnowH_InitFile = ' '
162 thSIceSnowA_InitFile = ' '
163 thSIceEnthp_InitFile = ' '
164 thSIceTsurf_InitFile = ' '
165
166
167 C-- Read parameters from open data file
168 READ(UNIT=iUnit,NML=THSICE_CONST)
169 WRITE(msgBuf,'(A)') ' THSICE_READPARMS: read THSICE_CONST'
170 CALL PRINT_MESSAGE( msgBuf, standardMessageUnit,
171 & SQUEEZE_RIGHT , 1)
172
173 READ(UNIT=iUnit,NML=THSICE_PARM01)
174 WRITE(msgBuf,'(A)') ' THSICE_READPARMS: read THSICE_PARM01'
175 CALL PRINT_MESSAGE( msgBuf, standardMessageUnit,
176 & SQUEEZE_RIGHT , 1)
177
178 C-- Close the open data file
179 CLOSE(iUnit)
180
181 C- neutral default:
182 IF ( hNewIceMax .EQ. UNSET_RL ) hNewIceMax = hiMax
183
184 C If using the same time step for both icetop temp solver
185 C and ice thickness/growth, use thSIce_deltaT value
186 IF ( thSIce_dtTemp .EQ. UNSET_RL ) thSIce_dtTemp=thSIce_deltaT
187
188 C- Define other constants (from previous ones):
189 Tmlt1=-mu_Tf*S_winton
190 floodFac = (rhosw - rhoi)/rhos
191
192 C Set I/O parameters
193 thSIce_tave_mdsio = .TRUE.
194 thSIce_snapshot_mdsio = .TRUE.
195 thSIce_mon_stdio = .TRUE.
196 thSIce_pickup_write_mdsio = .TRUE.
197 #ifdef ALLOW_MNC
198 IF (useMNC) THEN
199 IF ( .NOT.outputTypesInclusive
200 & .AND. thSIce_tave_mnc ) thSIce_tave_mdsio = .FALSE.
201 IF ( .NOT.outputTypesInclusive
202 & .AND. thSIce_snapshot_mnc )
203 & thSIce_snapshot_mdsio = .FALSE.
204 IF ( .NOT.outputTypesInclusive
205 & .AND. thSIce_mon_mnc ) thSIce_mon_stdio = .FALSE.
206 IF ( .NOT.outputTypesInclusive
207 & .AND. thSIce_pickup_write_mnc )
208 & thSIce_pickup_write_mdsio = .FALSE.
209 ENDIF
210 #endif
211
212 C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
213 C-- Check parameter consistency:
214 IF ( thSIceAdvScheme.EQ.0 .AND. thSIce_diffK.NE.0. ) THEN
215 WRITE(msgBuf,'(2A)')
216 & 'THSICE_READPARMS: to use thSIce_diffK, needs to select',
217 & ' one advection scheme (thSIceAdvScheme<>0)'
218 CALL PRINT_ERROR( msgBuf , myThid )
219 STOP 'ABNORMAL END: THSICE_READPARMS'
220 ENDIF
221 #ifndef ALLOW_GENERIC_ADVDIFF
222 IF ( thSIceAdvScheme.NE.0 ) THEN
223 WRITE(msgBuf,'(2A)')
224 & 'THSICE_READPARMS: Need to compile "generic_advdiff" pkg',
225 & ' in order to use thSIceAdvScheme'
226 CALL PRINT_ERROR( msgBuf , myThid )
227 STOP 'ABNORMAL END: THSICE_READPARMS'
228 ENDIF
229 #endif /* ndef ALLOW_GENERIC_ADVDIFF */
230
231 IF ( useSEAICE .AND. stressReduction.NE.0. _d 0 ) THEN
232 C-- If useSEAICE=.true., the stress is computed in seaice_model,
233 C-- so that it does not need any further reduction
234 WRITE(msgBuf,'(2A)')
235 & 'THSICE_READPARMS: if useSEAICE, stress will be computed',
236 & ' by SEAICE pkg => no reduction'
237 CALL PRINT_MESSAGE( msgBuf, errorMessageUnit,
238 & SQUEEZE_RIGHT , myThid)
239 WRITE(msgBuf,'(A)')
240 & 'THSICE_READPARMS: WARNING: reset stressReduction to zero'
241 CALL PRINT_MESSAGE( msgBuf, errorMessageUnit,
242 & SQUEEZE_RIGHT , myThid)
243 stressReduction = 0. _d 0
244 ENDIF
245
246 C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
247 iUnit = standardMessageUnit
248 c CALL MDSFINDUNIT( iUnit, mythid )
249 c OPEN(iUnit,file='thsice_check_params',status='unknown')
250 WRITE(iUnit,*) 'ThSI: rhos =',rhos
251 WRITE(iUnit,*) 'ThSI: rhoi =',rhoi
252 WRITE(iUnit,*) 'ThSI: rhosw =',rhosw
253 WRITE(iUnit,*) 'ThSI: rhofw =',rhofw
254 WRITE(iUnit,*) 'ThSI: floodFac =',floodFac
255 WRITE(iUnit,*) 'ThSI: cpIce =',cpIce
256 WRITE(iUnit,*) 'ThSI: cpWater =',cpWater
257 WRITE(iUnit,*) 'ThSI: kIce =',kIce
258 WRITE(iUnit,*) 'ThSI: kSnow =',kSnow
259 WRITE(iUnit,*) 'ThSI: bMeltCoef =',bMeltCoef
260 WRITE(iUnit,*) 'ThSI: Lfresh =',Lfresh
261 WRITE(iUnit,*) 'ThSI: qsnow =',qsnow
262 WRITE(iUnit,*) 'ThSI: albColdSnow=',albColdSnow
263 WRITE(iUnit,*) 'ThSI: albWarmSnow=',albWarmSnow
264 WRITE(iUnit,*) 'ThSI: tempSnowAlb=',tempSnowAlb
265 WRITE(iUnit,*) 'ThSI: albOldSnow =',albOldSnow
266 WRITE(iUnit,*) 'ThSI: hNewSnowAge=',hNewSnowAge
267 WRITE(iUnit,*) 'ThSI: snowAgTime =',snowAgTime
268 WRITE(iUnit,*) 'ThSI: albIceMax =',albIceMax
269 WRITE(iUnit,*) 'ThSI: albIceMin =',albIceMin
270 WRITE(iUnit,*) 'ThSI: hAlbIce =',hAlbIce
271 WRITE(iUnit,*) 'ThSI: hAlbSnow =',hAlbSnow
272 WRITE(iUnit,*) 'ThSI: i0swFrac =',i0swFrac
273 WRITE(iUnit,*) 'ThSI: ksolar =',ksolar
274 WRITE(iUnit,*) 'ThSI: dhSnowLin =',dhSnowLin
275 WRITE(iUnit,*) 'ThSI: saltIce =',saltIce
276 WRITE(iUnit,*) 'ThSI: S_winton =',S_winton
277 WRITE(iUnit,*) 'ThSI: mu_Tf =',mu_Tf
278 WRITE(iUnit,*) 'ThSI: Tf0kel =',Tf0kel
279 WRITE(iUnit,*) 'ThSI: Tmlt1 =',Tmlt1
280 WRITE(iUnit,*) 'ThSI: Terrmax =',Terrmax
281 WRITE(iUnit,*) 'ThSI: nitMaxTsf =',nitMaxTsf
282 WRITE(iUnit,*) 'ThSI: hIceMin =',hIceMin
283 WRITE(iUnit,*) 'ThSI: hiMax =',hiMax
284 WRITE(iUnit,*) 'ThSI: hsMax =',hsMax
285 WRITE(iUnit,*) 'ThSI: iceMaskMax =',iceMaskMax
286 WRITE(iUnit,*) 'ThSI: iceMaskMin =',iceMaskMin
287 WRITE(iUnit,*) 'ThSI: fracEnMelt =',fracEnMelt
288 WRITE(iUnit,*) 'ThSI: fracEnFreez=',fracEnFreez
289 WRITE(iUnit,*) 'ThSI: hThinIce =',hThinIce
290 WRITE(iUnit,*) 'ThSI: hThickIce =',hThickIce
291 WRITE(iUnit,*) 'ThSI: hNewIceMax =',hNewIceMax
292 WRITE(iUnit,*) 'ThSI: stressReduction =',stressReduction
293 WRITE(iUnit,*) 'ThSI: thSIceAdvScheme =',thSIceAdvScheme
294 WRITE(iUnit,*) 'ThSI: thSIce_diffK =',thSIce_diffK
295 WRITE(iUnit,*) 'ThSI: thSIce_deltaT =',thSIce_deltaT
296 WRITE(iUnit,*) 'ThSI: ocean_deltaT =',ocean_deltaT
297 WRITE(iUnit,*) 'ThSI: stepFwd_oceMxL=',stepFwd_oceMxL
298 WRITE(iUnit,*) 'ThSI: tauRelax_MxL =',tauRelax_MxL
299 WRITE(iUnit,*) 'ThSI: hMxL_default =',hMxL_default
300 WRITE(iUnit,*) 'ThSI: sMxL_default =',sMxL_default
301 WRITE(iUnit,*) 'ThSI: vMxL_default =',vMxL_default
302 WRITE(iUnit,*) 'ThSI: thSIce_taveFreq=',thSIce_taveFreq
303 WRITE(iUnit,*) 'ThSI: thSIce_diagFreq=',thSIce_diagFreq
304 WRITE(iUnit,*) 'ThSI: thSIce_monFreq =',thSIce_monFreq
305 WRITE(iUnit,*) 'ThSI: startIceModel =',startIceModel
306 IF (iUnit.NE.standardMessageUnit) CLOSE(iUnit)
307 C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
308
309 _END_MASTER(myThid)
310
311 C-- Everyone else must wait for the parameters to be loaded
312 _BARRIER
313
314 #endif /* ALLOW_THSICE */
315
316 RETURN
317 END

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