/[MITgcm]/MITgcm_contrib/ksnow/press_release/code_expt/shelfice_readparms.F
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Revision 1.4 - (hide annotations) (download)
Mon Feb 13 15:24:45 2017 UTC (9 years, 6 months ago) by ksnow
Branch: MAIN
CVS Tags: HEAD
Changes since 1.3: +3 -7 lines
limit melt in very thin cells

1 ksnow 1.4 C $Header: /u/gcmpack/MITgcm_contrib/verification_other/shelfice_remeshing/code/shelfice_readparms.F,v 1.7 2016/07/06 18:03:40 dgoldberg Exp $
2 ksnow 1.1 C $Name: $
3    
4     #include "SHELFICE_OPTIONS.h"
5    
6     CBOP
7     C !ROUTINE: SHELFICE_READPARMS
8    
9     C !INTERFACE: ==========================================================
10     SUBROUTINE SHELFICE_READPARMS( myThid )
11    
12     C !DESCRIPTION:
13     C Initialize SHELFICE parameters, read in data.shelfice
14    
15     C !USES: ===============================================================
16     IMPLICIT NONE
17     #include "SIZE.h"
18     #include "EEPARAMS.h"
19     #include "PARAMS.h"
20     #include "SHELFICE.h"
21     #ifdef ALLOW_COST
22     # include "SHELFICE_COST.h"
23     #endif /* ALLOW_COST */
24     #ifdef ALLOW_MNC
25     # include "MNC_PARAMS.h"
26     #endif
27    
28     C !INPUT PARAMETERS: ===================================================
29     C myThid :: thread number
30     INTEGER myThid
31    
32     C !OUTPUT PARAMETERS: ==================================================
33     C none
34    
35     #ifdef ALLOW_SHELFICE
36    
37     C !LOCAL VARIABLES: ====================================================
38     C iUnit :: unit number for I/O
39     C msgBuf :: message buffer
40     INTEGER iUnit
41     CHARACTER*(MAX_LEN_MBUF) msgBuf
42     CEOP
43    
44     NAMELIST /SHELFICE_PARM01/
45     & SHELFICEheatTransCoeff,
46     & SHELFICEsaltTransCoeff,
47     & SHELFICEMassStepping,
48     & rhoShelfice, SHELFICEkappa,
49     & SHELFICElatentHeat, SHELFICEHeatCapacity_Cp,
50     & SHELFICEDragLinear, SHELFICEDragQuadratic,
51     & SHELFICEthetaSurface,
52     & useISOMIPTD, no_slip_shelfice,
53     & SHELFICEconserve, SHELFICEboundaryLayer,
54     & SHELFICErealFWflux,
55     & SHELFICEwriteState,
56     & SHELFICE_dumpFreq,
57     & SHELFICE_taveFreq,
58     & SHELFICE_tave_mnc,
59     & SHELFICE_dump_mnc,
60     & SHELFICEtopoFile,
61     & SHELFICEmassFile, SHELFICEloadAnomalyFile,
62     & SHELFICEMassDynTendFile,
63     & SHELFICEDynMassOnly,
64     & SHELFICEadvDiffHeatFlux,
65     & SHELFICEuseGammaFrict,
66     & SHELFICERemeshFrequency,
67     & SHELFICESplitThreshold,
68     & SHELFICEMergeThreshold,
69     & shiCdrag, shiZetaN, shiRc,
70     & shiPrandtl, shiSchmidt, shiKinVisc,
71     & shelficeEtaSponge, ShelficeEtaRelax,
72     & shelfice_etarestore_spongewidth,
73     & SHELFICE_dig_ice, SHELFICE_massmin_trueDens,
74 ksnow 1.4 & conserve_ssh, depthMinMelt
75 ksnow 1.1 #ifdef ALLOW_COST
76     & , mult_shelfice
77     & , mult_shifwflx, wshifwflx0, shifwflx_errfile
78     #endif
79    
80     C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
81    
82     IF ( .NOT.useShelfIce ) THEN
83     C- pkg SHELFICE is not used
84     _BEGIN_MASTER(myThid)
85     C- Track pkg activation status:
86     SHELFICEisOn = .FALSE.
87     C print a (weak) warning if data.shelfice is found
88     CALL PACKAGES_UNUSED_MSG( 'useShelfIce', ' ', ' ' )
89     _END_MASTER(myThid)
90     RETURN
91     ENDIF
92    
93     _BEGIN_MASTER(myThid)
94    
95     C This routine has been called by the main model so we set our
96     C internal flag to indicate we are in business
97     SHELFICEisOn = .TRUE.
98    
99     C Set defaults values for parameters in SHELFICE.h
100     useISOMIPTD = .FALSE.
101     SHELFICEconserve = .FALSE.
102     SHELFICEboundaryLayer = .FALSE.
103     SHELFICErealFWflux = .FALSE.
104     SHELFICEMassStepping = .FALSE.
105     SHELFICEDynMassOnly = .FALSE.
106     SHELFICEtopoFile = ' '
107     SHELFICEmassFile = ' '
108     SHELFICEloadAnomalyFile = ' '
109     SHELFICEMassDynTendFile = ' '
110     SHELFICETransCoeffTFile = ' '
111     SHELFICElatentHeat = 334.0 _d 3
112     SHELFICEHeatCapacity_Cp = 2000.0 _d 0
113     rhoShelfIce = 917.0 _d 0
114     SHELFICEheatTransCoeff = 1.0 _d -04
115     SHELFICEsaltTransCoeff = UNSET_RL
116     SHELFICEkappa = 1.54 _d -06
117     SHELFICEthetaSurface = - 20.0 _d 0
118     no_slip_shelfice = no_slip_bottom
119     SHELFICEDragLinear = bottomDragLinear
120     SHELFICEDragQuadratic = UNSET_RL
121     SHELFICEselectDragQuadr = -1
122     SHELFICEwriteState = .FALSE.
123     SHELFICE_dumpFreq = dumpFreq
124     SHELFICE_taveFreq = taveFreq
125     SHELFICEadvDiffHeatFlux = .FALSE.
126     SHELFICEuseGammaFrict = .FALSE.
127     SHELFICERemeshFrequency = 2592000.
128     SHELFICESplitThreshold = 5
129     SHELFICEMergeThreshold = -8
130     shelficeEtaRelax = 0.
131     shelfice_etarestore_spongewidth = 0
132     shelficeEtaSponge = .false.
133     SHELFICE_dig_ice = .false.
134     SHELFICE_massmin_trueDens = .false.
135     C KS16 initiliase conserve_ssh
136     conserve_ssh = .false.
137 ksnow 1.4 depthMinMelt = 0. _d 0
138 ksnow 1.1 C these params. are default of Holland and Jenkins (1999)
139     shiCdrag = 0.0015 _d 0
140     shiZetaN = 0.052 _d 0
141     shiRc = 0.2 _d 0
142     shiPrandtl = 13.8 _d 0
143     shiSchmidt = 2432.0 _d 0
144     shiKinVisc = 1.95 _d -6
145     #ifdef ALLOW_COST
146     mult_shelfice = 0. _d 0
147     mult_shifwflx = 0. _d 0
148     wshifwflx0 = 0. _d 0
149     shifwflx_errfile = ' '
150     #endif
151     #ifdef ALLOW_MNC
152     SHELFICE_tave_mnc = timeave_mnc
153     SHELFICE_dump_mnc = snapshot_mnc
154     #else
155     SHELFICE_tave_mnc = .FALSE.
156     SHELFICE_dump_mnc = .FALSE.
157     #endif
158    
159     C Open and read the data.shelfice file
160     WRITE(msgBuf,'(A)') ' SHELFICE_READPARMS: opening data.shelfice'
161     CALL PRINT_MESSAGE(msgBuf, standardMessageUnit,
162     & SQUEEZE_RIGHT, myThid )
163     CALL OPEN_COPY_DATA_FILE(
164     I 'data.shelfice', 'SHELFICE_READPARMS',
165     O iUnit,
166     I myThid )
167     READ(UNIT=iUnit,NML=SHELFICE_PARM01)
168     WRITE(msgBuf,'(A)')
169     & ' SHELFICE_READPARMS: finished reading data.shelfice'
170     CALL PRINT_MESSAGE(msgBuf, standardMessageUnit,
171     & SQUEEZE_RIGHT, myThid )
172    
173     C Close the open data file
174     CLOSE(iUnit)
175    
176     C Now set-up any remaining parameters that result from the input parameters
177     IF ( SHELFICEsaltTransCoeff .EQ. UNSET_RL )
178     & SHELFICEsaltTransCoeff =
179     & 5.05 _d -3 *SHELFICEheatTransCoeff
180    
181     C Set quadratic bottom drag depending on choices:
182     IF ( SHELFICEDragQuadratic .EQ. UNSET_RL) THEN
183     IF ( SHELFICEuseGammaFrict ) THEN
184     SHELFICEDragQuadratic = shiCdrag
185     ELSE
186     SHELFICEDragQuadratic = bottomDragQuadratic
187     ENDIF
188     ENDIF
189     IF ( SHELFICEDragQuadratic.EQ.0. _d 0 ) THEN
190     SHELFICEselectDragQuadr = -1
191     ELSEIF ( SHELFICEselectDragQuadr.EQ.-1 ) THEN
192     SHELFICEselectDragQuadr = MAX( 0, selectBotDragQuadr )
193     ENDIF
194    
195     C- Set Output type flags :
196     SHELFICE_tave_mdsio = .TRUE.
197     SHELFICE_dump_mdsio = .TRUE.
198     #ifdef ALLOW_MNC
199     IF (useMNC) THEN
200     IF ( .NOT.outputTypesInclusive
201     & .AND. SHELFICE_tave_mnc ) SHELFICE_tave_mdsio = .FALSE.
202     IF ( .NOT.outputTypesInclusive
203     & .AND. SHELFICE_dump_mnc ) SHELFICE_dump_mdsio = .FALSE.
204     ENDIF
205     #endif
206    
207     _END_MASTER(myThid)
208     C Everyone else must wait for the parameters to be loaded
209     _BARRIER
210    
211     #endif /* ALLOW_SHELFICE */
212    
213     RETURN
214     END

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