/[MITgcm]/MITgcm/pkg/thsice/thsice_readparms.F
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Revision 1.16 - (hide annotations) (download)
Wed Jul 8 23:35:05 2009 UTC (14 years, 10 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 jmc 1.16 C $Header: /u/gcmpack/MITgcm/pkg/thsice/thsice_readparms.F,v 1.15 2008/04/11 21:31:14 dfer Exp $
2 jmc 1.1 C $Name: $
3    
4     #include "THSICE_OPTIONS.h"
5    
6 jmc 1.3 CBOP
7     C !ROUTINE: THSICE_READPARMS
8     C !INTERFACE:
9 jmc 1.1 SUBROUTINE THSICE_READPARMS( myThid )
10 jmc 1.3
11     C !DESCRIPTION: \bv
12     C *==========================================================*
13     C | S/R THSICE_READPARMS
14 jmc 1.1 C | o Routine to initialize THSICE parameters and constants
15 jmc 1.3 C *==========================================================*
16 jmc 1.1 C | Initialize Th-Sea-ICE parameters, read in data.ice
17 jmc 1.3 C *==========================================================*
18     C \ev
19    
20     C !USES:
21 jmc 1.1 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 jmc 1.5 #ifdef ALLOW_MNC
30     #include "MNC_PARAMS.h"
31     #endif
32 jmc 1.1
33 jmc 1.3 C !INPUT/OUTPUT PARAMETERS:
34 jmc 1.1 C === Routine arguments ===
35 jmc 1.11 C myThid :: My Thread Id. number
36 jmc 1.1 INTEGER myThid
37 jmc 1.3 CEOP
38 jmc 1.1
39     #ifdef ALLOW_THSICE
40    
41     C === Local variables ===
42 jmc 1.11 C msgBuf :: Informational/error message buffer
43     C iUnit :: Work variable for IO unit number
44 jmc 1.1 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 jmc 1.14 & cpIce, cpWater,
51     & kIce, kSnow,
52     & bMeltCoef, Lfresh, qsnow,
53 jmc 1.10 & albColdSnow, albWarmSnow, tempSnowAlb,
54     & albOldSnow, hNewSnowAge, snowAgTime,
55 jmc 1.2 & albIceMax, albIceMin, hAlbIce, hAlbSnow,
56 jmc 1.14 & 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 jmc 1.8
62 jmc 1.1 NAMELIST /THSICE_PARM01/
63 jmc 1.16 & startIceModel, stepFwd_oceMxL, thSIce_calc_albNIR,
64 jscott 1.13 & thSIce_deltaT, thSIce_dtTemp,
65     & ocean_deltaT, tauRelax_MxL,
66 edhill 1.7 & hMxL_default, sMxL_default, vMxL_default,
67 jmc 1.11 & thSIce_diffK, thSIceAdvScheme, stressReduction,
68 edhill 1.7 & 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 jmc 1.1
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 jmc 1.8
81 jmc 1.1 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 jmc 1.14 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 jmc 1.1 Lfresh = 3.34 _d 5
97     qsnow = Lfresh
98 jmc 1.2 albColdSnow= 0.85 _d 0
99     albWarmSnow= 0.70 _d 0
100 jmc 1.10 tempSnowAlb= -10. _d 0
101 jmc 1.2 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 jmc 1.8 snowAgTime = 50. _d 0 * 86400. _d 0
108 jmc 1.14 i0swFrac = 0.3 _d 0
109 jmc 1.1 ksolar = 1.5 _d 0
110 jmc 1.14 dhSnowLin= 0. _d 0
111     saltIce = 4. _d 0
112 jmc 1.1 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 jmc 1.14 hIceMin = 1. _d -2
118 jmc 1.1 hiMax = 10. _d 0
119     hsMax = 10. _d 0
120 jmc 1.14 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 jmc 1.1
128     C-- Default values (parameters)
129 jmc 1.3 stepFwd_oceMxL = .FALSE.
130 jmc 1.16 thSIce_calc_albNIR = .FALSE.
131 jmc 1.3 startIceModel = 0
132 jmc 1.4 thSIce_deltaT = dTtracerLev(1)
133 jscott 1.13 thSIce_dtTemp = UNSET_RL
134 jmc 1.4 ocean_deltaT = dTtracerLev(1)
135 jmc 1.3 tauRelax_MxL = 0. _d 0
136     hMxL_default = 50. _d 0
137     sMxL_default = 35. _d 0
138     vMxL_default = 5. _d -2
139 jmc 1.11 thSIce_diffK = 0. _d 0
140     thSIceAdvScheme = 0
141 jmc 1.1 stressReduction = 1. _d 0
142 jmc 1.9 IF ( useSEAICE ) stressReduction = 0. _d 0
143 jmc 1.8 thSIce_taveFreq = taveFreq
144 jmc 1.1 thSIce_diagFreq = dumpFreq
145     thSIce_monFreq = monitorFreq
146 jmc 1.5 #ifdef ALLOW_MNC
147 edhill 1.7 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 jmc 1.5 #else
153 edhill 1.7 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 jmc 1.5 #endif
159     thSIceFract_InitFile = ' '
160     thSIceThick_InitFile = ' '
161     thSIceSnowH_InitFile = ' '
162     thSIceSnowA_InitFile = ' '
163     thSIceEnthp_InitFile = ' '
164     thSIceTsurf_InitFile = ' '
165    
166 jmc 1.1
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 jmc 1.14 C- neutral default:
182     IF ( hNewIceMax .EQ. UNSET_RL ) hNewIceMax = hiMax
183    
184 jscott 1.13 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 jmc 1.1 C- Define other constants (from previous ones):
189     Tmlt1=-mu_Tf*S_winton
190 dfer 1.15 floodFac = (rhosw - rhoi)/rhos
191 jmc 1.1
192 edhill 1.7 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 jmc 1.5 #ifdef ALLOW_MNC
198     IF (useMNC) THEN
199     IF ( .NOT.outputTypesInclusive
200     & .AND. thSIce_tave_mnc ) thSIce_tave_mdsio = .FALSE.
201 jmc 1.8 IF ( .NOT.outputTypesInclusive
202     & .AND. thSIce_snapshot_mnc )
203 edhill 1.7 & thSIce_snapshot_mdsio = .FALSE.
204 jmc 1.5 IF ( .NOT.outputTypesInclusive
205     & .AND. thSIce_mon_mnc ) thSIce_mon_stdio = .FALSE.
206 edhill 1.7 IF ( .NOT.outputTypesInclusive
207 jmc 1.8 & .AND. thSIce_pickup_write_mnc )
208 edhill 1.7 & thSIce_pickup_write_mdsio = .FALSE.
209 jmc 1.5 ENDIF
210     #endif
211    
212 jmc 1.12 C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
213 jmc 1.9 C-- Check parameter consistency:
214 jmc 1.12 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 jmc 1.9 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 jmc 1.1 C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
247     iUnit = standardMessageUnit
248 jmc 1.5 c CALL MDSFINDUNIT( iUnit, mythid )
249 jmc 1.1 c OPEN(iUnit,file='thsice_check_params',status='unknown')
250 jmc 1.14 WRITE(iUnit,*) 'ThSI: rhos =',rhos
251     WRITE(iUnit,*) 'ThSI: rhoi =',rhoi
252     WRITE(iUnit,*) 'ThSI: rhosw =',rhosw
253     WRITE(iUnit,*) 'ThSI: rhofw =',rhofw
254 dfer 1.15 WRITE(iUnit,*) 'ThSI: floodFac =',floodFac
255 jmc 1.14 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 jmc 1.2 WRITE(iUnit,*) 'ThSI: albColdSnow=',albColdSnow
263     WRITE(iUnit,*) 'ThSI: albWarmSnow=',albWarmSnow
264 jmc 1.10 WRITE(iUnit,*) 'ThSI: tempSnowAlb=',tempSnowAlb
265 jmc 1.2 WRITE(iUnit,*) 'ThSI: albOldSnow =',albOldSnow
266 jmc 1.10 WRITE(iUnit,*) 'ThSI: hNewSnowAge=',hNewSnowAge
267     WRITE(iUnit,*) 'ThSI: snowAgTime =',snowAgTime
268 jmc 1.2 WRITE(iUnit,*) 'ThSI: albIceMax =',albIceMax
269     WRITE(iUnit,*) 'ThSI: albIceMin =',albIceMin
270     WRITE(iUnit,*) 'ThSI: hAlbIce =',hAlbIce
271     WRITE(iUnit,*) 'ThSI: hAlbSnow =',hAlbSnow
272 jmc 1.14 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 jmc 1.1 WRITE(iUnit,*) 'ThSI: stressReduction =',stressReduction
293 jmc 1.11 WRITE(iUnit,*) 'ThSI: thSIceAdvScheme =',thSIceAdvScheme
294     WRITE(iUnit,*) 'ThSI: thSIce_diffK =',thSIce_diffK
295 jmc 1.3 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 jmc 1.1 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 jmc 1.5 IF (iUnit.NE.standardMessageUnit) CLOSE(iUnit)
307 jmc 1.1 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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