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

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Revision 1.10 - (hide annotations) (download)
Mon Jul 24 20:30:54 2006 UTC (17 years, 10 months ago) by jmc
Branch: MAIN
CVS Tags: mitgcm_mapl_00, checkpoint58u_post, checkpoint58w_post, checkpoint58r_post, checkpoint58n_post, checkpoint58x_post, checkpoint58t_post, checkpoint58q_post, checkpoint58o_post, checkpoint58v_post, checkpoint58s_post, checkpoint58p_post
Changes since 1.9: +7 -5 lines
add parameter "tempSnowAlb" for temperature transition from cold-snow
    albedo to warm-snow albedo; default = -10.oC is unchanged.

1 jmc 1.10 C $Header: /u/gcmpack/MITgcm/pkg/thsice/thsice_readparms.F,v 1.9 2006/06/25 22:31:02 jmc 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     INTEGER myThid
36 jmc 1.3 CEOP
37 jmc 1.1
38     #ifdef ALLOW_THSICE
39    
40     C === Local variables ===
41 jmc 1.3 C msgBuf - Informational/error message buffer
42 jmc 1.1 C iUnit - Work variable for IO unit number
43     CHARACTER*(MAX_LEN_MBUF) msgBuf
44     INTEGER iUnit
45    
46     C-- Th-Sea-ICE parameter
47     NAMELIST /THSICE_CONST/
48     & rhos, rhoi, rhosw, rhofw,
49     & cpice, cpwater,
50     & kice, ksnow,
51     & transcoef, Lfresh, qsnow,
52 jmc 1.10 & albColdSnow, albWarmSnow, tempSnowAlb,
53     & albOldSnow, hNewSnowAge, snowAgTime,
54 jmc 1.2 & albIceMax, albIceMin, hAlbIce, hAlbSnow,
55 jmc 1.1 & i0, ksolar,
56     & saltice, S_winton, mu_Tf,
57     & Tf0kel,
58     & himin, Terrmax, nitMaxTsf, hiMax, hsMax,
59     & iceMaskmax, iceMaskmin, himin0,
60     & frac_energy, hihig
61 jmc 1.8
62 jmc 1.1 NAMELIST /THSICE_PARM01/
63 edhill 1.7 & startIceModel, stepFwd_oceMxL,
64     & thSIce_deltaT, ocean_deltaT, tauRelax_MxL,
65     & hMxL_default, sMxL_default, vMxL_default,
66     & stressReduction,
67     & thSIce_taveFreq, thSIce_diagFreq, thSIce_monFreq,
68     & thSIce_tave_mnc, thSIce_snapshot_mnc, thSIce_mon_mnc,
69     & thSIce_pickup_read_mnc, thSIce_pickup_write_mnc,
70     & thSIceFract_InitFile, thSIceThick_InitFile,
71     & thSIceSnowH_InitFile, thSIceSnowA_InitFile,
72     & thSIceEnthp_InitFile, thSIceTsurf_InitFile
73 jmc 1.1
74     _BEGIN_MASTER(myThid)
75    
76     WRITE(msgBuf,'(A)') ' THSICE_READPARMS: opening data.ice'
77     CALL PRINT_MESSAGE( msgBuf, standardMessageUnit,
78     & SQUEEZE_RIGHT , 1)
79 jmc 1.8
80 jmc 1.1 CALL OPEN_COPY_DATA_FILE(
81     I 'data.ice', 'THSICE_READPARMS',
82     O iUnit,
83     I myThid )
84    
85     C-- Default values (constants)
86     rhos = 330. _d 0
87     rhoi = 900. _d 0
88     rhosw = rhoConst
89     rhofw = rhoConstFresh
90     cpice = 2106. _d 0
91     cpwater = HeatCapacity_Cp
92     kice = 2.03 _d 0
93     ksnow = 0.30 _d 0
94     transcoef=0.006 _d 0
95     Lfresh = 3.34 _d 5
96     qsnow = Lfresh
97 jmc 1.2 albColdSnow= 0.85 _d 0
98     albWarmSnow= 0.70 _d 0
99 jmc 1.10 tempSnowAlb= -10. _d 0
100 jmc 1.2 albOldSnow = 0.55 _d 0
101     albIceMax = 0.65 _d 0
102     albIceMin = 0.20 _d 0
103     hAlbIce = 0.50 _d 0
104     hAlbSnow = 0.30 _d 0
105     hNewSnowAge= 2. _d -3
106 jmc 1.8 snowAgTime = 50. _d 0 * 86400. _d 0
107 jmc 1.1 i0 = 0.3 _d 0
108     ksolar = 1.5 _d 0
109     saltice = 4. _d 0
110     S_winton = 1. _d 0
111     mu_Tf = 0.054 _d 0
112     Tf0kel = celsius2K
113     himin = 0.01 _d 0
114     Terrmax = 5.0 _d -1
115     nitMaxTsf= 20
116     hiMax = 10. _d 0
117     hsMax = 10. _d 0
118     iceMaskmax = 1. _d 0
119     iceMaskmin = .1 _d 0
120     himin0 = 0.2 _d 0
121     frac_energy= .4 _d 0
122     hihig = 2.5 _d 0
123    
124     C-- Default values (parameters)
125 jmc 1.3 stepFwd_oceMxL = .FALSE.
126     startIceModel = 0
127 jmc 1.4 thSIce_deltaT = dTtracerLev(1)
128     ocean_deltaT = dTtracerLev(1)
129 jmc 1.3 tauRelax_MxL = 0. _d 0
130     hMxL_default = 50. _d 0
131     sMxL_default = 35. _d 0
132     vMxL_default = 5. _d -2
133 jmc 1.1 stressReduction = 1. _d 0
134 jmc 1.9 IF ( useSEAICE ) stressReduction = 0. _d 0
135 jmc 1.8 thSIce_taveFreq = taveFreq
136 jmc 1.1 thSIce_diagFreq = dumpFreq
137     thSIce_monFreq = monitorFreq
138 jmc 1.5 #ifdef ALLOW_MNC
139 edhill 1.7 thSIce_tave_mnc = timeave_mnc
140     thSIce_snapshot_mnc = snapshot_mnc
141     thSIce_mon_mnc = monitor_mnc
142     thSIce_pickup_read_mnc = pickup_read_mnc
143     thSIce_pickup_write_mnc = pickup_write_mnc
144 jmc 1.5 #else
145 edhill 1.7 thSIce_tave_mnc = .FALSE.
146     thSIce_snapshot_mnc = .FALSE.
147     thSIce_mon_mnc = .FALSE.
148     thSIce_pickup_read_mnc = .FALSE.
149     thSIce_pickup_write_mnc = .FALSE.
150 jmc 1.5 #endif
151     thSIceFract_InitFile = ' '
152     thSIceThick_InitFile = ' '
153     thSIceSnowH_InitFile = ' '
154     thSIceSnowA_InitFile = ' '
155     thSIceEnthp_InitFile = ' '
156     thSIceTsurf_InitFile = ' '
157    
158 jmc 1.1
159     C-- Read parameters from open data file
160     READ(UNIT=iUnit,NML=THSICE_CONST)
161     WRITE(msgBuf,'(A)') ' THSICE_READPARMS: read THSICE_CONST'
162     CALL PRINT_MESSAGE( msgBuf, standardMessageUnit,
163     & SQUEEZE_RIGHT , 1)
164    
165     READ(UNIT=iUnit,NML=THSICE_PARM01)
166     WRITE(msgBuf,'(A)') ' THSICE_READPARMS: read THSICE_PARM01'
167     CALL PRINT_MESSAGE( msgBuf, standardMessageUnit,
168     & SQUEEZE_RIGHT , 1)
169    
170     C-- Close the open data file
171     CLOSE(iUnit)
172    
173     C- Define other constants (from previous ones):
174     Tmlt1=-mu_Tf*S_winton
175     rhoiw = rhosw - rhoi
176    
177 edhill 1.7 C Set I/O parameters
178     thSIce_tave_mdsio = .TRUE.
179     thSIce_snapshot_mdsio = .TRUE.
180     thSIce_mon_stdio = .TRUE.
181     thSIce_pickup_write_mdsio = .TRUE.
182 jmc 1.5 #ifdef ALLOW_MNC
183     IF (useMNC) THEN
184     IF ( .NOT.outputTypesInclusive
185     & .AND. thSIce_tave_mnc ) thSIce_tave_mdsio = .FALSE.
186 jmc 1.8 IF ( .NOT.outputTypesInclusive
187     & .AND. thSIce_snapshot_mnc )
188 edhill 1.7 & thSIce_snapshot_mdsio = .FALSE.
189 jmc 1.5 IF ( .NOT.outputTypesInclusive
190     & .AND. thSIce_mon_mnc ) thSIce_mon_stdio = .FALSE.
191 edhill 1.7 IF ( .NOT.outputTypesInclusive
192 jmc 1.8 & .AND. thSIce_pickup_write_mnc )
193 edhill 1.7 & thSIce_pickup_write_mdsio = .FALSE.
194 jmc 1.5 ENDIF
195     #endif
196    
197 jmc 1.9 C-- Check parameter consistency:
198     IF ( useSEAICE .AND. stressReduction.NE.0. _d 0 ) THEN
199     C-- If useSEAICE=.true., the stress is computed in seaice_model,
200     C-- so that it does not need any further reduction
201     WRITE(msgBuf,'(2A)')
202     & 'THSICE_READPARMS: if useSEAICE, stress will be computed',
203     & ' by SEAICE pkg => no reduction'
204     CALL PRINT_MESSAGE( msgBuf, errorMessageUnit,
205     & SQUEEZE_RIGHT , myThid)
206     WRITE(msgBuf,'(A)')
207     & 'THSICE_READPARMS: WARNING: reset stressReduction to zero'
208     CALL PRINT_MESSAGE( msgBuf, errorMessageUnit,
209     & SQUEEZE_RIGHT , myThid)
210     stressReduction = 0. _d 0
211     ENDIF
212    
213 jmc 1.1 C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
214     iUnit = standardMessageUnit
215 jmc 1.5 c CALL MDSFINDUNIT( iUnit, mythid )
216 jmc 1.1 c OPEN(iUnit,file='thsice_check_params',status='unknown')
217     WRITE(iUnit,*) 'ThSI: rhos =',rhos
218     WRITE(iUnit,*) 'ThSI: rhoi =',rhoi
219     WRITE(iUnit,*) 'ThSI: rhosw =',rhosw
220     WRITE(iUnit,*) 'ThSI: rhofw =',rhofw
221     WRITE(iUnit,*) 'ThSI: rhoiw =',rhoiw
222     WRITE(iUnit,*) 'ThSI: cpice =',cpice
223     WRITE(iUnit,*) 'ThSI: cpwater =',cpwater
224     WRITE(iUnit,*) 'ThSI: kice =',kice
225     WRITE(iUnit,*) 'ThSI: ksnow =',ksnow
226     WRITE(iUnit,*) 'ThSI: transcoef=',transcoef
227     WRITE(iUnit,*) 'ThSI: Lfresh =',Lfresh
228     WRITE(iUnit,*) 'ThSI: qsnow =',qsnow
229 jmc 1.2 WRITE(iUnit,*) 'ThSI: albColdSnow=',albColdSnow
230     WRITE(iUnit,*) 'ThSI: albWarmSnow=',albWarmSnow
231 jmc 1.10 WRITE(iUnit,*) 'ThSI: tempSnowAlb=',tempSnowAlb
232 jmc 1.2 WRITE(iUnit,*) 'ThSI: albOldSnow =',albOldSnow
233 jmc 1.10 WRITE(iUnit,*) 'ThSI: hNewSnowAge=',hNewSnowAge
234     WRITE(iUnit,*) 'ThSI: snowAgTime =',snowAgTime
235 jmc 1.2 WRITE(iUnit,*) 'ThSI: albIceMax =',albIceMax
236     WRITE(iUnit,*) 'ThSI: albIceMin =',albIceMin
237     WRITE(iUnit,*) 'ThSI: hAlbIce =',hAlbIce
238     WRITE(iUnit,*) 'ThSI: hAlbSnow =',hAlbSnow
239 jmc 1.1 WRITE(iUnit,*) 'ThSI: i0 =',i0
240     WRITE(iUnit,*) 'ThSI: ksolar =',ksolar
241     WRITE(iUnit,*) 'ThSI: saltice =',saltice
242     WRITE(iUnit,*) 'ThSI: S_winton=',S_winton
243     WRITE(iUnit,*) 'ThSI: mu_Tf =',mu_Tf
244     WRITE(iUnit,*) 'ThSI: Tf0kel =',Tf0kel
245     WRITE(iUnit,*) 'ThSI: Tmlt1 =',Tmlt1
246     WRITE(iUnit,*) 'ThSI: himin =',himin
247     WRITE(iUnit,*) 'ThSI: Terrmax =',Terrmax
248     WRITE(iUnit,*) 'ThSI: nitMaxTsf=',nitMaxTsf
249     WRITE(iUnit,*) 'ThSI: hiMax =',hiMax
250     WRITE(iUnit,*) 'ThSI: hsMax =',hsMax
251     WRITE(iUnit,*) 'ThSI: iceMaskmax=',iceMaskmax
252     WRITE(iUnit,*) 'ThSI: iceMaskmin=',iceMaskmin
253     WRITE(iUnit,*) 'ThSI: himin0 =',himin0
254     WRITE(iUnit,*) 'ThSI: frac_energy',frac_energy
255     WRITE(iUnit,*) 'ThSI: hihig =',hihig
256     WRITE(iUnit,*) 'ThSI: stressReduction =',stressReduction
257 jmc 1.3 WRITE(iUnit,*) 'ThSI: thSIce_deltaT =',thSIce_deltaT
258     WRITE(iUnit,*) 'ThSI: ocean_deltaT =',ocean_deltaT
259     WRITE(iUnit,*) 'ThSI: stepFwd_oceMxL=',stepFwd_oceMxL
260     WRITE(iUnit,*) 'ThSI: tauRelax_MxL =',tauRelax_MxL
261     WRITE(iUnit,*) 'ThSI: hMxL_default =',hMxL_default
262     WRITE(iUnit,*) 'ThSI: sMxL_default =',sMxL_default
263     WRITE(iUnit,*) 'ThSI: vMxL_default =',vMxL_default
264 jmc 1.1 WRITE(iUnit,*) 'ThSI: thSIce_taveFreq=',thSIce_taveFreq
265     WRITE(iUnit,*) 'ThSI: thSIce_diagFreq=',thSIce_diagFreq
266     WRITE(iUnit,*) 'ThSI: thSIce_monFreq =',thSIce_monFreq
267     WRITE(iUnit,*) 'ThSI: startIceModel =',startIceModel
268 jmc 1.5 IF (iUnit.NE.standardMessageUnit) CLOSE(iUnit)
269 jmc 1.1 C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
270    
271     _END_MASTER(myThid)
272    
273     C-- Everyone else must wait for the parameters to be loaded
274     _BARRIER
275    
276     #endif /* ALLOW_THSICE */
277    
278     RETURN
279     END

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