/[MITgcm]/MITgcm_contrib/verification_other/shelfice_remeshing/code/SHELFICE.h
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Contents of /MITgcm_contrib/verification_other/shelfice_remeshing/code/SHELFICE.h

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Revision 1.9 - (show annotations) (download)
Fri Dec 15 20:06:21 2017 UTC (6 years, 4 months ago) by jmc
Branch: MAIN
CVS Tags: checkpoint66o, checkpoint66n, checkpoint67a, checkpoint67b, checkpoint67d, HEAD
Changes since 1.8: +11 -9 lines
File MIME type: text/plain
get the update from pkg/shelfice

1 C $Header: /u/gcmpack/MITgcm_contrib/verification_other/shelfice_remeshing/code/SHELFICE.h,v 1.8 2016/07/06 18:03:40 dgoldberg Exp $
2 C $Name: $
3
4 #ifdef ALLOW_SHELFICE
5
6 CBOP
7 C !ROUTINE: SHELFICE.h
8
9 C !DESCRIPTION: \bv
10 C *==========================================================*
11 C | SHELFICE.h
12 C | o Basic header thermodnynamic shelf ice package.
13 C | Contains all SHELFICE field declarations.
14 C *==========================================================*
15
16 C-----------------------------------------------------------------------
17 C
18 C-- Constants that can be set in data.shelfice
19 C SHELFICEtopoFile :: File containing the topography of the
20 C shelfice draught (unit=m)
21 C SHELFICEmassFile :: name of shelfice Mass file
22 C SHELFICEloadAnomalyFile :: name of shelfice load anomaly file
23 C SHELFICEMassDynTendFile :: file name for other mass tendency
24 C (e.g. dynamics)
25 C useISOMIPTD :: use simple ISOMIP thermodynamics, def: F
26 C SHELFICEconserve :: use conservative form of H&O-thermodynamics
27 C following Jenkins et al. (2001, JPO), def: F
28 C SHELFICEMassStepping :: flag to step forward ice shelf mass/thickness
29 C accounts for melting/freezing & dynamics
30 C (from file or from coupling), def: F
31 C SHELFICEDynMassOnly :: step ice mass ONLY with Shelficemassdyntendency
32 C (not melting/freezing) def: F
33 C SHELFICEboundaryLayer :: turn on vertical merging of cells to for a
34 C boundary layer of drF thickness, def: F
35 C SHELFICErealFWflux :: ensure vert advective flux at bdry uses top cell
36 C value rather than "boundary layer" value F
37 C SHELFICEadvDiffHeatFlux :: use advective-diffusive heat flux into the
38 C ice shelf instead of default diffusive heat
39 C flux, see Holland and Jenkins (1999),
40 C eq.21,22,26,31; def: F
41 C SHELFICEheatTransCoeff :: constant heat transfer coefficient that
42 C determines heat flux into shelfice
43 C (def: 1e-4 m/s)
44 C SHELFICEsaltTransCoeff :: constant salinity transfer coefficient that
45 C determines salt flux into shelfice
46 C (def: 5.05e-3 * 1e-4 m/s)
47 C -----------------------------------------------------------------------
48 C SHELFICEuseGammaFrict :: use velocity dependent exchange coefficients,
49 C see Holland and Jenkins (1999), eq.11-18,
50 C with the following parameters (def: F):
51 C SHELFICE_oldCalcUStar :: use old uStar averaging expression
52 C shiCdrag :: quadratic drag coefficient to compute uStar
53 C (def: 0.0015)
54 C shiZetaN :: ??? (def: 0.052)
55 C shiRc :: ??? (not used, def: 0.2)
56 C shiPrandtl, shiSchmidt :: constant Prandtl (13.8) and Schmidt (2432.0)
57 C numbers used to compute gammaTurb
58 C shiKinVisc :: constant kinetic viscosity used to compute
59 C gammaTurb (def: 1.95e-5)
60 C SHELFICERemeshFrequency :: Frequency that size of etaN is checked to
61 C trigger remesh
62 C SHELFICESplitThreshold :: Max size of etaN allowed before a remesh
63 C SHELFICEMergeThreshold :: Min size of etaN allowed before a remesh
64 C -----------------------------------------------------------------------
65 C SHELFICEDragLinear :: linear drag at bottom shelfice (1/s)
66 C SHELFICEDragQuadratic :: quadratic drag at bottom shelfice (default
67 C = shiCdrag or bottomDragQuadratic)
68 C no_slip_shelfice :: set slip conditions for shelfice separately,
69 C (by default the same as no_slip_bottom, but
70 C really should be false when there is linear
71 C or quadratic drag)
72 C SHELFICElatentHeat :: latent heat of fusion (def: 334000 J/kg)
73 C SHELFICEwriteState :: enable output
74 C SHELFICEHeatCapacity_Cp :: heat capacity of ice shelf (def: 2000 J/K/kg)
75 C rhoShelfIce :: density of ice shelf (def: 917.0 kg/m^3)
76 C
77 C SHELFICE_dump_mnc :: use netcdf for snapshot output
78 C SHELFICE_tave_mnc :: use netcdf for time-averaged output
79 C SHELFICE_dumpFreq :: analoguous to dumpFreq (= default)
80 C SHELFICE_taveFreq :: analoguous to taveFreq (= default)
81 C
82 C-- Fields
83 C ktopC :: index of the top "wet cell" (2D)
84 C R_shelfIce :: shelfice topography [m]
85 C shelficeMassInit :: ice-shelf mass (per unit area) (kg/m^2)
86 C shelficeMass :: ice-shelf mass (per unit area) (kg/m^2)
87 C shelfIceMassDynTendency :: other mass balance tendency (kg/m^2/s)
88 C :: (e.g., from dynamics)
89 C shelficeLoadAnomaly :: pressure load anomaly of shelfice (Pa)
90 C shelficeHeatFlux :: upward heat flux (W/m^2)
91 C shelficeFreshWaterFlux :: upward fresh water flux (virt. salt flux)
92 C (kg/m^2/s)
93 C shelficeForcingT :: analogue of surfaceForcingT
94 C units are r_unit.Kelvin/s (=Kelvin.m/s if r=z)
95 C shelficeForcingS :: analogue of surfaceForcingS
96 C units are r_unit.psu/s (=psu.m/s if r=z)
97 C conserve_ssh :: KS16. Use the obcs to conserve net open
98 C ocean eta to 0m
99 C-----------------------------------------------------------------------
100 C \ev
101 CEOP
102
103 COMMON /SHELFICE_PARMS_I/ kTopC,
104 & SHELFICEselectDragQuadr,
105 & shelfice_etarestore_spongewidth
106 INTEGER kTopC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
107 INTEGER SHELFICEselectDragQuadr
108 INTEGER shelfice_etarestore_spongewidth
109
110 COMMON /SHELFICE_PARMS_R/
111 & SHELFICE_dumpFreq, SHELFICE_taveFreq,
112 & SHELFICEheatTransCoeff, SHELFICEsaltTransCoeff,
113 & rhoShelfice, SHELFICEkappa,
114 & SHELFICElatentHeat,
115 & SHELFICEheatCapacity_Cp,
116 & SHELFICEthetaSurface,
117 & SHELFICEDragLinear, SHELFICEDragQuadratic,
118 & shiCdrag, shiZetaN, shiRc,
119 & shiPrandtl, shiSchmidt, shiKinVisc,
120 & SHELFICERemeshFrequency,
121 & SHELFICESplitThreshold,
122 & SHELFICEMergeThreshold,
123 & shelficeEtaRelax
124 _RL SHELFICE_dumpFreq, SHELFICE_taveFreq
125 _RL SHELFICEheatTransCoeff
126 _RL SHELFICEsaltTransCoeff
127 _RL SHELFICElatentHeat
128 _RL SHELFICEheatCapacity_Cp
129 _RL rhoShelfice
130 _RL SHELFICEkappa
131 _RL SHELFICEDragLinear
132 _RL SHELFICEDragQuadratic
133 _RL SHELFICEMergeThreshold
134 _RL SHELFICEthetaSurface, SHELFICESplitThreshold
135 _RL shiCdrag, shiZetaN, shiRc
136 _RL SHELFICERemeshFrequency
137 _RL shiPrandtl, shiSchmidt, shiKinVisc
138 _RL SHELFICEGroundW, SHELFICEGroundC, shelficeEtaRelax
139 COMMON /SHELFICE_FIELDS_RL/
140 & shelficeMass, shelficeMassInit,
141 & shelficeLoadAnomaly,
142 & shelficeForcingT, shelficeForcingS,
143 & shiTransCoeffT, shiTransCoeffS, EFFMASS
144 _RL shelficeMass (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
145 _RL shelficeMassInit (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
146 _RL shelficeLoadAnomaly (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
147 _RL shelficeForcingT (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
148 _RL shelficeForcingS (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
149 _RL shiTransCoeffT (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
150 _RL shiTransCoeffS (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
151 _RL EFFMASS (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
152 _RL SeaLevelRestore (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
153
154 COMMON /SHELFICE_FIELDS_RS/
155 & R_shelfIce, R_MWCT,
156 & shelficeHeatFlux,
157 & shelfIceFreshWaterFlux,
158 & shelfIceMassDynTendency
159 _RS R_shelfIce (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
160 _RS R_MWCT (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
161 _RS shelficeHeatFlux (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
162 _RS shelficeFreshWaterFlux(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
163 _RS
164 & shelfIceMassDynTendency(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
165
166 #ifdef ALLOW_SHIFWFLX_CONTROL
167 COMMON /SHELFICE_MASKS_CTRL/ maskSHI
168 _RS maskSHI (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
169 #endif /* ALLOW_SHIFWFLX_CONTROL */
170
171 LOGICAL SHELFICEisOn
172 LOGICAL useISOMIPTD
173 LOGICAL SHELFICEconserve
174 LOGICAL SHELFICEboundaryLayer
175 LOGICAL SHELFICEthickBoundaryLayer
176 LOGICAL SHELFICErealFWflux
177 LOGICAL no_slip_shelfice
178 LOGICAL SHELFICEwriteState
179 LOGICAL SHELFICE_dump_mdsio
180 LOGICAL SHELFICE_tave_mdsio
181 LOGICAL SHELFICE_dump_mnc
182 LOGICAL SHELFICE_tave_mnc
183 LOGICAL SHELFICEadvDiffHeatFlux
184 LOGICAL SHELFICEuseGammaFrict
185 LOGICAL SHELFICE_oldCalcUStar
186 LOGICAL SHELFICEMassStepping
187 LOGICAL SHELFICEDynMassOnly
188 LOGICAL SHELFICEEtaSponge
189 LOGICAL SHELFICE_dig_ice
190 LOGICAL SHELFICE_massmin_truedens
191 C KS16 put var here
192 LOGICAL conserve_ssh
193 COMMON /SHELFICE_PARMS_L/
194 & SHELFICEisOn,
195 & useISOMIPTD,
196 & SHELFICEconserve,
197 & SHELFICErealFWflux,
198 & SHELFICEboundaryLayer,
199 & SHELFICEthickBoundaryLayer,
200 & no_slip_shelfice,
201 & SHELFICEwriteState,
202 & SHELFICE_dump_mdsio,
203 & SHELFICE_tave_mdsio,
204 & SHELFICE_dump_mnc,
205 & SHELFICE_tave_mnc,
206 & SHELFICEadvDiffHeatFlux,
207 & SHELFICEuseGammaFrict,
208 & SHELFICE_oldCalcUStar,
209 & SHELFICEMassStepping,
210 & SHELFICEDynMassOnly,
211 & SHELFICEEtaSponge,
212 & SHELFICE_dig_ice,
213 & SHELFICE_massmin_truedens,
214 C KS16 and here;
215 & conserve_ssh
216
217 CHARACTER*(MAX_LEN_FNAM) SHELFICEloadAnomalyFile
218 CHARACTER*(MAX_LEN_FNAM) SHELFICEmassFile
219 CHARACTER*(MAX_LEN_FNAM) SHELFICEGroundTopoFile
220 CHARACTER*(MAX_LEN_FNAM) SHELFICEtopoFile
221 CHARACTER*(MAX_LEN_FNAM) SHELFICEMassDynTendFile
222 CHARACTER*(MAX_LEN_FNAM) SHELFICEGroundInitFile
223 CHARACTER*(MAX_LEN_FNAM) SHELFICETransCoeffTFile
224
225 COMMON /SHELFICE_PARM_C/
226 & SHELFICEloadAnomalyFile,
227 & SHELFICEmassFile,
228 & SHELFICEtopoFile,
229 & SHELFICEGroundTopoFile,
230 & SHELFICEMassDynTendFile,
231 & SHELFICEGroundInitFile,
232 & SHELFICETransCoeffTFile
233
234 #endif /* ALLOW_SHELFICE */

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