source: dynamico_lmdz/aquaplanet/RUN_LMDZ5/run_icosa.def @ 3927

INCLUDEDEF=earth_const.def

# ------------------------------- Mesh ---------------------------------

# Number of subdivision on a main triangle (nbp) : integer (default=40)
nbp=40

# nbp                 20  40  80 160
# T-edge length (km) 500 250 120  60

# sub splitting of main rhombus : integer (default=1)
nsplit_i=2
nsplit_j=2
omp_level_size=1

# Number of vertical layer (llm) : integer (default=19)
llm=79

# disvert : vertical discretisation : string (default='std') : std, ncar, ncar30l
disvert=strato

# ncar_dz : model layer thickness in meters: real (default=400) 
# used if disvert=ncar
ncar_dz=1000.

# optim_it : mesh optimisation : number of iteration : integer (default=0)
#optim_it=1000
optim_it=1000

# ---------------------------------- Time---------------------------------

# scheme type : string ( default='runge_kutta') euler, leapfrog_matsuno, runge_kutta )
scheme = RK2.5

# matsuno period : integer ( default=5)
matsuno_period = 5

# timestep : real (default=480s)
#dt=360
dt=720
#dt = 450.

# advection called every itau_adv time steps : integer (default 2)
# standard : umax=100m/s vs c=340m/s (ratio 1:3)
# in JW06 umax=35m/s vs c=340m/s (ratio 1:10)
itau_adv=2

# number of timestep (default 100)
# itaumax = 10

# run length : real (default=dt*itaumax)
#run_length=2592000
#run_length=432000
#run_length=86400
#run_length=172800
run_length=864000

# output field period : integer (default none)
write_period=86400
# write_period=14400

itau_check_conserv=100
# ---------------------------------- Misc --------------------------------

# number of tracer (nqtot) : integer (default 1)
nqtot=4

# pression value where output is interpolated : real (default=0, no output)
out_pression_level=85000

# etat0 : initial state : string (default=jablonowsky06) : 
# jablonowsky06, academic, ncar

#etat0=academic
#etat0=held_suarez
#etat0=database
etat0=start_file
start_file_name=start
restart_file_name=restart

# ------------------------------ Dynamics --------------------------------

# caldyn : computation type for gcm equation : string (default=gcm) : gcm, adv
caldyn=gcm

# caldyn_conserv : string (default=energy) : energy,enstrophy
caldyn_conserv=energy

# caldyn_exner : scheme for computing Exner function : string (default=direct) : direct,lmdz
caldyn_exner=direct

# caldyn_hydrostat : scheme for computing geopotential : string (default=direct) : direct,lmdz
caldyn_hydrostat=direct

# guided_type : string (default=none) : none, ncar
guided_type=none

# ---------------------------------- Dissipation ---------------------------------

# dissipation time graddiv : real (default=5000)
tau_graddiv = 5000

# number of iteration for graddiv : integer (default=1)
nitergdiv = 2

# dissipation time nxgradrot (default=5000)
tau_gradrot = 5000

# number of iteration for nxgradrot : integer (default=1)
nitergrot=2

# dissipation time divgrad (theta) (default=5000)
tau_divgrad=5000

# number of iteration for divgrad : integer (default=1)
niterdivgrad=2

# Rayleigh friction : string (default=none) : none, dcmip2_schaer_noshear, dcmip2_schaer_shear
rayleigh_friction_type=none

# -------------------------------- Physics -------------------------------------

#itau_physics=4
itau_physics=1

# kind of physics : string : none, dcmip (default=none)
physics=phys_external

# testcase physics for dcmip : INTEGER : 1, 2 (default=1)
dcmip_physics=1

# -------------------- parameters for NCAR test cases ------------------------

# NCAR advection test, initial tracer : string ( default='cos_bell')
# const, slotted_cyl, cos_bell, dbl_cos_bell_q1, dbl_cos_bell_q2, complement, hadley
ncar_adv_shape=cos_bell

# NCAR advection test, wind field : string (default='deform') : solid, deform, hadley
ncar_adv_wind=solid

# ncar_T0 : reference temperature for NCAR test cases : real (default=300) 
# also used by disvert if disvert=ncar
ncar_T0=300

# ncar_p0 : reference pressure for NCAR test cases : real (default=1e5) 
# also used by disvert if disvert=ncar
ncar_p0=1e5

# ncar_disvert_c : exponent for B(eta) : integer (default=1)
# used by disvert if disvert=ncar

ncar_disvert_c=1

# dcmip 4 testcase : integer (default=1) : 1, 2
dcmip4_testcase=1
#-----------------------------------------------------------------------