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SIS_input
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SIS_input
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! This file was written by the model and records the non-default parameters used at run-time.
! === module ice_model ===
! === module MOM_unit_scaling ===
! Parameters for doing unit scaling of variables.
CGRID_ICE_DYNAMICS = True ! [Boolean] default = False
! If true, use a C-grid discretization of the sea-ice dynamics; if false use a
! B-grid discretization.
DO_RIDGING = True ! [Boolean] default = False
! If true, call the ridging routines.
! === module MOM_domains ===
REENTRANT_X = False ! [Boolean] default = True
! If true, the domain is zonally reentrant.
NIGLOBAL = 237 !
! The total number of thickness grid points in the x-direction in the physical
! domain. With STATIC_MEMORY_ this is set in SIS2_memory.h at compile time.
NJGLOBAL = 277 !
! The total number of thickness grid points in the y-direction in the physical
! domain. With STATIC_MEMORY_ this is set in SIS2_memory.h at compile time.
! === module SIS_initialize_fixed ===
INPUTDIR = "INPUT" ! default = "."
! The directory in which input files are found.
CONCENTRATION_INIT_CONFIG = "latitudes" ! default = "data_override"
! A string that determines how the initial total sea ice concentration is
! initialized for a new run:
! file - read sea ice concentrations from a specified file
! data_override - use the data_override capability or zero everywhere
! zero - there is no sea ice anywhere.
! latitudes - initial sea ice concentration is a function of latitude.
ICE_THICKNESS_INIT_CONFIG = "uniform" ! default = "data_override"
! A string that determines how the initial total sea ice concentration is
! initialized for a new run:
! file - read sea ice concentrations from a specified file
! data_override - use the data_override capability or zero everywhere
! uniform - sea ice has uniform thickness where the concentration is
! nonzero.
ARCTIC_ICE_EDGE_IC = 72.0 ! [degrees of latitude] default = 91.0
! The southern latitude of Arctic ice in an initial condition.
ICE_INIT_MASS = 900.0 ! [kg m-2] default = 0.0
! A uniform initial sea ice mass per unit area where there is sea ice.
ICE_SALINITY_IC = 4.0 ! [g kg-1] default = 0.0
! The uniform sea ice salinity used for the initial condition
ICE_TEMPERATURE_IC = -4.0 ! [degC] default = 0.0
! The uniform sea ice and snow temperature used for the initial condition
! === module MOM_grid_init ===
GRID_CONFIG = "mosaic" !
! A character string that determines the method for defining the horizontal
! grid. Current options are:
! mosaic - read the grid from a mosaic (supergrid)
! file set by GRID_FILE.
! cartesian - use a (flat) Cartesian grid.
! spherical - use a simple spherical grid.
! mercator - use a Mercator spherical grid.
GRID_FILE = "ocean_hgrid.nc" !
! Name of the file from which to read horizontal grid data.
TOPO_FILE = "ocean_topog.nc" ! default = "topog.nc"
! The file from which the bathymetry is read.
MINIMUM_DEPTH = 5.0 ! [m] default = 0.0
! If MASKING_DEPTH is unspecified, then anything shallower than MINIMUM_DEPTH is
! assumed to be land and all fluxes are masked out. If MASKING_DEPTH is
! specified, then all depths shallower than MINIMUM_DEPTH but deeper than
! MASKING_DEPTH are rounded to MINIMUM_DEPTH.
MASKING_DEPTH = 1.0 ! [m] default = -9999.0
! The depth below which to mask points as land points, for which all fluxes are
! zeroed out. MASKING_DEPTH is ignored if it has the special default value.
MAXIMUM_DEPTH = 6500.0 ! [m]
! The maximum depth of the ocean.
OMEGA = 7.292E-05 ! [s-1] default = 7.2921E-05
! The rotation rate of the earth.
GRID_ROTATION_ANGLE_BUGS = False ! [Boolean] default = True
! If true, use an older algorithm to calculate the sine and cosines needed
! rotate between grid-oriented directions and true north and east. Differences
! arise at the tripolar fold.
! === module hor_grid ===
! Parameters providing information about the lateral grid.
! === module MOM_hor_index ===
! Sets the horizontal array index types.
! === module SIS2_ice_thm (thermo) ===
! This sub-module calculates ice thermodynamic quantities.
! === module SIS_tracer_registry ===
! === module SIS_tracer_flow_control ===
! === module SIS_slow_thermo ===
! This module calculates the slow evolution of the ice mass, heat, and salt budgets.
ICE_BULK_SALINITY = 0.0 ! [g/kg] default = 4.0
! The fixed bulk salinity of sea ice.
ICE_RELATIVE_SALINITY = 0.1 ! [nondim] default = 0.0
! The initial salinity of sea ice as a fraction of the salinity of the seawater
! from which it formed.
TRANSMUTE_SEA_ICE = False ! [Boolean] default = False
! If true, allow ice to be transmuted directly into seawater with a spatially
! spatially varying rate as a form of outflow open boundary condition.
TRANSMUTATION_RATE_FILE = "ice_outflow.nc" !
! The file from which the transmutation rate should be read.
TRANSMUTATION_RATE_VAR = "rate" ! default = "transmute_rate"
! The variable with the map of sea-ice transmutation rate. No transmutation
! occurs where this field is 0.
!SIS2_FILLING_FRAZIL = False ! [Boolean] default = True
! === module SIS2_ice_thm (updates) ===
! This sub-module does updates of the sea-ice due to thermodynamic changes.
MIN_H_FOR_TEMP_CALC = 0.01 ! [m] default = 0.0
! The minimum ice thickness at which to do temperature calculations.
! === module SIS_dyn_trans ===
! This module updates the ice momentum and does ice transport.
DT_ICE_DYNAMICS = 1200.0 ! [seconds] default = -1.0
! The time step used for the slow ice dynamics, including stepping the
! continuity equation and interactions between the ice mass field and
! velocities. If 0 or negative the coupling time step will be used.
LEMIEUX_LANDFAST = False ! [Boolean] default = False
! If true, turn on Lemieux landfast ice parameterization.
ITD_LANDFAST = True ! [Boolean] default = False
! If true, turn on Lemieux landfast ice parameterization.
H2_FILE = "ocean_topoh2.nc"
LEMIEUX_K2 = 300.0 ! [N m-3] default = 15.0
! The value of the second Lemieux landfast ice tuneable parameter.
ICE_COVER_DISCARD = 1.0E-30 ! [nondim] default = -1.0
! A tiny fractional ice coverage which if positive causes the mass in categories
! with less than this coverage to be discarded.
SIS_THICKNESS_ADVECTION_SCHEME = "PPM:H3" ! default = "UPWIND_2D"
! The horizontal transport scheme for thickness:
! UPWIND_2D - Non-directionally split upwind
! PCM - Directionally split piecewise constant
! PLM - Piecewise Linear Method
! PPM:H3 - Piecewise Parabolic Method (Huyhn 3rd order)
SIS_CONTINUITY_SCHEME = "PPM:C2PD" ! default = "UPWIND_2D"
! The horizontal transport scheme used in continuity:
! UPWIND_2D - Non-directionally split upwind
! PCM - Directionally split piecewise constant
! PPM:C2PD - Positive definite PPM with 2nd order edge values
! PPM:C2MO - Monotonic PPM with 2nd order edge values
CONTINUITY_H_NEGLECT = 1.0E-28 ! [kg m-2] default = 0.0
! The category ice mass per ocean cell area below which the transport within
! this thickness category of out of a cell is set to zero. A suggested
! non-default value might be of order 3e-32 kg m-2, which is one molecule of ice
! per square kilometer.
CONTINUITY_FRAC_NEGLECT = 1.0E-20 ! [nondim] default = 0.0
! When the total fluxes are distributed between categories with
! MERGED_CONTINUITY, any category whose ice is less than this fraction of the
! total mass contributes no flux. Without MERGED_CONTINUITY, any snow or melt
! pond transport that is less than this fraction of the ice transport is zeroed
! out. A suggested non-default value might be of order 1e-20.
! === module SIS_tracer_advect ===
SIS_TRACER_ADVECTION_SCHEME = "PPM:H3" ! default = "UPWIND_2D"
! The horizontal transport scheme for tracers:
! UPWIND_2D - Non-directionally split upwind
! PCM - Directionally split piecewise constant
! PLM - Piecewise Linear Method
! PPM:H3 - Piecewise Parabolic Method (Huyhn 3rd order)
ADCROFT_ADVECTIVE_CFL = True ! [Boolean] default = False
! If true use the Adcroft reciprocal of the cell mass when calculating the
! advective CFL numbers used in PPM tracer advection schemes, rather than adding
! a small mass in the denominator of the advective CFL ratio.
NEW_RIDGE_PARTICIPATION = False ! [Boolean] default = False
! Participation function used in ridging, .false. for Thorndike et al. 1975
! .true. for Lipscomb et al. 2007
NEW_RIDGE_REDISTRIBUTION = False ! [Boolean] default = False
! Redistribution function used in ridging, .false. for Hibler 1980 .true. for
! Lipscomb et al. 2007
! === module SIS_sum_output ===
MAXTRUNC = 200 ! [truncations save_interval-1] default = 0
! The run will be stopped, and the day set to a very large value if the velocity
! is truncated more than MAXTRUNC times between writing ice statistics. Set
! MAXTRUNC to 0 to stop if there is any truncation of sea ice velocities.
! === module SIS_ice_diagnostics ===
! This module handles sea-ice state diagnostics.
! === module SIS_fast_thermo ===
! This module applies rapidly varying heat fluxes to the ice and does an implicit surface temperature
! calculation.
! === module SIS2_ice_thm (updates) ===
! This sub-module does updates of the sea-ice due to thermodynamic changes.
! === module SIS_optics ===
! This module calculates the albedo and absorption profiles for shortwave radiation.
ICE_DELTA_EDD_R_ICE = 1.0 ! [nondimensional] default = 0.0
! A dreadfully documented tuning parameter for the radiative propeties of sea
! ice with the delta-Eddington radiative transfer calculation.
ICE_DELTA_EDD_R_SNOW = 1.0 ! [nondimensional] default = 0.0
! A dreadfully documented tuning parameter for the radiative propeties of snow
! on sea ice with the delta-Eddington radiative transfer calculation.
ICE_DELTA_EDD_R_POND = 1.0 ! [nondimensional] default = 0.0
! A dreadfully documented tuning parameter for the radiative propeties of
! meltwater ponds on sea ice with the delta-Eddington radiative transfer
! calculation.
! === module SIS_open_boundary ===
! Controls where open boundaries are located, what kind of boundary condition to impose, and what data to apply,
! if any.
!OBC_NUMBER_OF_SEGMENTS = 4 ! default = 0
! The number of open boundary segments.
!OBC_FREESLIP_VORTICITY = False ! [Boolean] default = True
!OBC_COMPUTED_VORTICITY = True ! [Boolean] default = False
!OBC_FREESLIP_STRAIN = False ! [Boolean] default = True
!OBC_COMPUTED_STRAIN = True ! [Boolean] default = False
!OBC_SEGMENT_001 = "J=N,I=N:0,FLATHER"
!OBC_SEGMENT_001_VELOCITY_NUDGING_TIMESCALES = 1.0, 120.0 ! [days] default = 0.0
!OBC_SEGMENT_002 = "I=0,J=N:0,FLATHER" !
!OBC_SEGMENT_002_VELOCITY_NUDGING_TIMESCALES = 1.0, 120.0 ! [days] default = 0.0
!OBC_SEGMENT_003 = "J=0,I=0:N,FLATHER" !
!OBC_SEGMENT_003_VELOCITY_NUDGING_TIMESCALES = 1.0, 120.0 ! [days] default = 0.0
!OBC_SEGMENT_004 = "I=N,J=0:N,FLATHER"
!OBC_SEGMENT_004_VELOCITY_NUDGING_TIMESCALES = 1.0, 120.0 ! [days] default = 0.0
!OBC_TRACER_RESERVOIR_LENGTH_SCALE_OUT = 3000.0 ! [m] default = 0.0
!OBC_TRACER_RESERVOIR_LENGTH_SCALE_IN = 3000.0 ! [m] default = 0.0
!BRUSHCUTTER_MODE = True ! [Boolean] default = False
!OBC_SEGMENT_001_DATA = "U=0.0,V=0.0"
!OBC_SEGMENT_002_DATA = "U=0.0,V=0.0"
!OBC_SEGMENT_003_DATA = "U=0.0,V=0.0"
!OBC_SEGMENT_004_DATA = "U=0.0,V=0.0"