/[MITgcm]/manual/s_phys_pkgs/text/seaice-parms.tex
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Revision 1.8 - (show annotations) (download) (as text)
Wed Jan 21 18:18:22 2015 UTC (10 years, 6 months ago) by mlosch
Branch: MAIN
Changes since 1.7: +11 -1 lines
File MIME type: application/x-tex
add description of EVP*

1
2 \begin{table}[!ht]
3 \caption{Run-time parameters and default values
4 \label{tab:pkg:seaice:runtimeparms}}
5 {\tiny
6 %\hspace*{-1.5in}
7 \begin{tabular}{|llp{5cm}c|}
8 \hline
9 & & & \\
10 \textbf{Name} & \textbf{Default value}
11 & \textbf{Description} & \textbf{Reference} \\
12 & & & \\
13 \hline \hline
14 SEAICEwriteState & T
15 & write sea ice state to file
16 & %---ref---
17 \\
18 SEAICEuseDYNAMICS & T
19 & use dynamics
20 & %---ref---
21 \\
22 SEAICEuseJFNK & F
23 & use the JFNK-solver
24 & %---ref---
25 \\
26 SEAICEuseTEM & F
27 & use truncated ellipse method
28 & %---ref---
29 \\
30 SEAICEuseMetricTerms & T
31 & use metric terms in dynamics
32 & %---ref---
33 \\
34 SEAICEuseEVPpickup & T
35 & use EVP pickups
36 & %---ref---
37 \\
38 SEAICEuseFluxForm & F
39 & use flux form for 2nd central difference advection scheme
40 & %---ref---
41 \\
42 SEAICErestoreUnderIce & F
43 & enable restoring to climatology under ice
44 & %---ref---
45 \\
46 useHB87stressCoupling & F
47 & turn on ice-ocean stress coupling following \citet{hibler87}
48 & %---ref---
49 \\
50 usePW79thermodynamics & T
51 & flag to turn off zero-layer-thermodynamics for testing
52 & %---ref---
53 \\
54 SEAICEadvHeff/Area/Snow/Salt & T
55 & flag to turn off advection of scalar state variables
56 & %---ref---
57 \\
58 SEAICEuseFlooding & T
59 & use flood-freeze algorithm
60 & %---ref---
61 \\
62 SEAICE\_no\_slip & F
63 & switch between free-slip and no-slip boundary conditions
64 & %---ref---
65 \\
66 SEAICE\_deltaTtherm & dTracerLev(1)
67 & thermodynamic timestep
68 & %---ref---
69 \\
70 SEAICE\_deltaTdyn & dTracerLev(1)
71 & dynamic timestep
72 & %---ref---
73 \\
74 SEAICE\_deltaTevp & 0
75 & EVP sub-cycling time step, values $>$ 0 turn on EVP
76 &
77 \\
78 SEAICEuseEVPstar & F & use modified EVP* instead of EVP & %---ref---
79 \\
80 SEAICEuseEVPrev & F & use yet another variation on EVP* & %---ref---
81 \\
82 SEAICEnEVPstarSteps & UNSET & number of modified EVP* iteration & %---ref---
83 \\
84 SEAICE\_evpAlpha & UNSET & EVP* parameter & %---ref---
85 \\
86 SEAICE\_evpBeta & UNSET & EVP* parameter & %---ref---
87 \\
88 SEAICE\_elasticParm & $\frac{1}{3}$
89 & EVP paramter $E_0$ & \\
90 SEAICE\_evpTauRelax & $\Delta{t}_{EVP}E_0$
91 & relaxation time scale $T$ for EVP waves & \\
92 % SEAICE_evpDampC & & & \\
93 SEAICEnewtonIterMax & 10
94 & maximum number of JFNK-Newton iterations
95 & %---ref---
96 \\
97 SEAICEkrylovIterMax & 10
98 & maximum number of JFNK-Krylov iterations
99 & %---ref---
100 \\
101 SEAICE\_JFNK\_lsIter & (off)
102 & start line search after ``lsIter'' Newton iterations
103 & %---ref---
104 \\
105 % SEAICE\_JFNK\_tolIter & 100
106 % & number of Newton iterations after which the
107 % the tolerance is relaxed again
108 % & %---ref---
109 % \\
110 JFNKgamma\_nonlin & 1.0E-05
111 & non-linear tolerance parameter for JFNK solver
112 & %---ref---
113 \\
114 JFNKgamma\_lin\_min/max & 0.10/0.99
115 & tolerance parameters for linear JFNK solver
116 & %---ref---
117 \\
118 JFNKres\_tFac & UNSET
119 & tolerance parameter for FGMRES residual
120 & %---ref---
121 \\
122 SEAICE\_JFNKepsilon & 1.0E-06
123 & step size for the FD-Jacobian-times-vector
124 & %---ref---
125 \\
126 SEAICE\_dumpFreq & dumpFreq
127 & dump frequency
128 & %---ref---
129 \\
130 SEAICE\_taveFreq & taveFreq
131 & time-averaging frequency
132 & %---ref---
133 \\
134 SEAICE\_dump\_mdsio & T
135 & write snap-shot using MDSIO
136 & %---ref---
137 \\
138 SEAICE\_tave\_mdsio & T
139 & write TimeAverage using MDSIO
140 & %---ref---
141 \\
142 SEAICE\_dump\_mnc & F
143 & write snap-shot using MNC
144 & %---ref---
145 \\
146 SEAICE\_tave\_mnc & F
147 & write TimeAverage using MNC
148 & %---ref---
149 \\
150 SEAICE\_initialHEFF & 0.00000E+00
151 & initial sea-ice thickness
152 & %---ref---
153 \\
154 SEAICE\_drag & 2.00000E-03
155 & air-ice drag coefficient
156 & %---ref---
157 \\
158 OCEAN\_drag & 1.00000E-03
159 & air-ocean drag coefficient
160 & %---ref---
161 \\
162 SEAICE\_waterDrag & 5.50000E+00
163 & water-ice drag
164 & %---ref---
165 \\
166 SEAICE\_dryIceAlb & 7.50000E-01
167 & winter albedo
168 & %---ref---
169 \\
170 SEAICE\_wetIceAlb & 6.60000E-01
171 & summer albedo
172 & %---ref---
173 \\
174 SEAICE\_drySnowAlb & 8.40000E-01
175 & dry snow albedo
176 & %---ref---
177 \\
178 SEAICE\_wetSnowAlb & 7.00000E-01
179 & wet snow albedo
180 & %---ref---
181 \\
182 SEAICE\_waterAlbedo & 1.00000E-01
183 & water albedo
184 & %---ref---
185 \\
186 SEAICE\_strength & 2.75000E+04
187 & sea-ice strength Pstar
188 & %---ref---
189 \\
190 SEAICE\_rhoAir & 1.3 (or \code{exf} value)
191 & density of air (kg/m$^3$)
192 & %---ref---
193 \\
194 SEAICE\_cpAir & 1004 (or \code{exf} value)
195 & specific heat of air (J/kg/K)
196 & %---ref---
197 \\
198 SEAICE\_lhEvap & 2,500,000 (or \code{exf} value)
199 & latent heat of evaporation % for water (J/kg)
200 & %---ref---
201 \\
202 SEAICE\_lhFusion & 334,000 (or \code{exf} value)
203 & latent heat of fusion %for ice and snow (J/kg)
204 & %---ref---
205 \\
206 SEAICE\_lhSublim & 2,834,000
207 & latent heat of sublimation %for ice and snow (J/kg)
208 & %---ref---
209 \\
210 SEAICE\_dalton & 1.75E-03
211 & sensible heat transfer coefficient
212 & %---ref---
213 \\
214 SEAICE\_iceConduct & 2.16560E+00
215 & sea-ice conductivity
216 & %---ref---
217 \\
218 SEAICE\_snowConduct & 3.10000E-01
219 & snow conductivity
220 & %---ref---
221 \\
222 SEAICE\_emissivity & 5.50000E-08
223 & Stefan-Boltzman
224 & %---ref---
225 \\
226 SEAICE\_snowThick & 1.50000E-01
227 & cutoff snow thickness
228 & %---ref---
229 \\
230 SEAICE\_shortwave & 3.00000E-01
231 & penetration shortwave radiation
232 & %---ref---
233 \\
234 SEAICE\_freeze & -1.96000E+00
235 & freezing temp. of sea water
236 & %---ref---
237 \\
238 SEAICE\_saltFrac & 0.0
239 & salinity newly formed ice (fraction of ocean surface salinity)
240 & %---ref---
241 \\
242 % SEAICE\_gamma\_t & UNSET
243 % & restoring time scale for basal freezing and melting
244 % & %---ref---
245 % \\
246 % SEAICE\_gamma\_t\_frz & UNSET
247 % & restoring time scale for basal freezing
248 % & %---ref---
249 % \\
250 % SEAICE\_mcPheePiston & UNSET
251 % & ocean-ice turbulent flux "piston velocity" (m/s) that sets melt
252 % efficiency.
253 % & %---ref---
254 % \\
255 % SEAICE\_mcPheeTaper & UNSET
256 % & tapering down of turbulent flux term with ice concentration.
257 % & %---ref---
258 % \\
259 SEAICE\_frazilFrac & 0.0
260 & Fraction of surface level negative heat content anomalies
261 (relative to the local freezing point)
262 & %---ref---
263 \\
264 SEAICEstressFactor & 1.00000E+00
265 & scaling factor for ice-ocean stress
266 & %---ref---
267 \\
268 Heff/Area/HsnowFile/Hsalt & UNSET
269 & initial fields for variables HEFF/AREA/HSNOW/HSALT
270 & %---ref---
271 \\
272 LSR\_ERROR & 1.00000E-04
273 & sets accuracy of LSR solver
274 & %---ref---
275 \\
276 DIFF1 & 0.0
277 & parameter used in advect.F
278 & %---ref---
279 \\
280 HO & 5.00000E-01
281 & demarcation ice thickness (AKA lead closing paramter $h_0$)
282 & %---ref---
283 \\
284 MAX\_HEFF & 1.00000E+01
285 & maximum ice thickness
286 & %---ref---
287 \\
288 MIN\_ATEMP & -5.00000E+01
289 & minimum air temperature
290 & %---ref---
291 \\
292 MIN\_LWDOWN & 6.00000E+01
293 & minimum downward longwave
294 & %---ref---
295 \\
296 MAX\_TICE & 3.00000E+01
297 & maximum ice temperature
298 & %---ref---
299 \\
300 MIN\_TICE & -5.00000E+01
301 & minimum ice temperature
302 & %---ref---
303 \\
304 IMAX\_TICE & 10
305 & iterations for ice heat budget
306 & %---ref---
307 \\
308 SEAICE\_EPS & 1.00000E-10
309 & reduce derivative singularities
310 & %---ref---
311 \\
312 SEAICE\_area\_reg & 1.00000E-5
313 & minimum concentration to regularize ice thickness
314 & %---ref---
315 \\
316 SEAICE\_hice\_reg & 0.05 m
317 & minimum ice thickness for regularization
318 & %---ref---
319 \\
320 \hline
321 \end{tabular}
322 }
323 \end{table}
324
325 %%% Local Variables:
326 %%% mode: latex
327 %%% TeX-master: "../../manual"
328 %%% End:

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