[Wrf-users] [Wrf Model Crash]851 points exceeded cfl=2 in domain d01 at time 2010-11-06_00:27:00 hours

Tue Jan 22 22:40:49 MST 2013

Dear All,
I am try to use wrf chem simulate a case, but wrf carshed. I only use a single domain, but still did not work.
I googled some same errors online, but they didnot provide a way to solve this problem.
I wish you could help me. , Below is the rsl.error info
-----------------------------------------------------------------------------------------------------------------------------------
 d01 2010-11-06_00:27:00             2  points exceeded cfl=2 in domain d01 at time 2010-11-06_00:27:00 hours
 d01 2010-11-06_00:27:00  MAX AT i,j,k:             6            5           20  vert_cfl,w,d(eta)=    2.049749       -7.065931       3.5521165E-02
 d01 2010-11-06_00:27:00           328  points exceeded cfl=2 in domain d01 at time 2010-11-06_00:27:00 hours
 d01 2010-11-06_00:27:00  MAX AT i,j,k:             7            5           20  vert_cfl,w,d(eta)=    5.331583       -134.8652       3.5521165E-02
 d01 2010-11-06_00:27:00           851  points exceeded cfl=2 in domain d01 at time 2010-11-06_00:27:00 hours
 d01 2010-11-06_00:27:00  MAX AT i,j,k:             8            5           26  vert_cfl,w,d(eta)=    150.2755       -15254.50       1.5971567E-02
--------------------------------------------------------------------------------------------------------------------------------------
And below is my namelist, would you help me ?
 

&time_control

run_days = 05,

run_hours = 0,

run_minutes = 0,

run_seconds = 0,

start_year = 2010, 2010, 2010, 2010,

start_month = 11, 11, 11, 11,

start_day = 06, 06, 06, 06,

start_hour = 00, 00, 00, 00,

start_minute = 00, 00, 00, 00,

start_second = 00, 00, 00, 00,

end_year = 2010, 2010, 2010, 2010,

end_month = 11, 11, 11, 11,

end_day = 13, 13, 13, 13,

end_hour = 00, 00, 00, 00,

end_minute = 00, 00, 00, 00,

end_second = 00, 00, 00, 00,

interval_seconds = 21600

input_from_file = .true.,.true.,.true.,.true.,

history_interval = 60, 60, 60, 60,

frames_per_outfile = 24, 24, 24, 24,

restart = .false.,

restart_interval = 5000,

io_form_history = 2

io_form_restart = 2

io_form_input = 2

io_form_boundary = 2

io_form_auxinput5 =2

auxinput5_interval =3600, 3600,3600

debug_level = 0

/

&domains

time_step = 180,

time_step_fract_num = 0,

time_step_fract_den = 1,

max_dom = 1,

e_we = 180, 151, 160, 115,

e_sn = 180, 139, 148, 94,

e_vert = 28, 28, 28, 28,

p_top_requested = 5000,

num_metgrid_levels = 27,

num_metgrid_soil_levels = 4,

dx = 27000, 9000, 3000, 1000,

dy = 27000, 9000, 3000, 1000,

grid_id = 1, 2, 3, 4,

parent_id = 0, 1, 2, 3,

i_parent_start = 1, 64, 48, 60,

j_parent_start = 1, 54, 39, 38,

parent_grid_ratio = 1, 3, 3, 3,

parent_time_step_ratio = 1, 3, 3, 3,

feedback = 1,

smooth_option = 0

/

&physics

mp_physics = 2, 2, 2, 2,

ra_lw_physics = 1, 1, 1, 1,

ra_sw_physics = 2, 2, 2, 2,

radt = 30, 30, 30, 30,

sf_sfclay_physics = 1, 1, 1, 1,

sf_surface_physics = 2, 2, 2, 2,

bl_pbl_physics = 1, 1, 1, 1,

bldt = 0, 0, 0, 0,

cu_physics = 5, 5, 0, 0,

cu_rad_feedback = .true., .true., .true., .true.,

cudt = 5, 5, 5, 5,

cu_diag =1, 1, 1, 1,

isfflx = 1,

progn =1, 1, 1, 1,

ifsnow = 0,

icloud = 1,

surface_input_source = 1,

num_soil_layers = 4,

sf_urban_physics = 0, 0, 0, 0,

maxiens = 1,

maxens = 3,

maxens2 = 3,

maxens3 = 16,

ensdim = 144,

/

&fdda

/

&dynamics

w_damping = 0,

diff_opt = 1,

km_opt = 4,

diff_6th_opt = 0, 0, 0, 0,

diff_6th_factor = 0.12, 0.12, 0.12, 0.12,

base_temp = 290.

damp_opt = 0,

zdamp = 5000., 5000., 5000., 5000.,

dampcoef = 0.2, 0.2, 0.2, 0.2,

khdif = 0, 0, 0, 0,

kvdif = 0, 0, 0, 0,

non_hydrostatic = .true., .true., .true., .true.,

chem_adv_opt = 2, 2, 2, 2,

moist_adv_opt = 2, 2, 2, 2,

scalar_adv_opt = 2, 2, 2, 2,

/

&bdy_control

spec_bdy_width = 5,

spec_zone = 1,

relax_zone = 4,

specified = .true., .false.,.false., .false.,

nested = .false., .true., .true., .true.,

/

&chem

kemit = 8,

chem_opt = 105, 105, 105, 105,

bioemdt = 30, 30, 30, 30,

photdt = 30, 30, 30, 30,

chemdt = 0, 0, 7.5, 7.5,

io_style_emissions = 1,

emiss_inpt_opt = 102, 102, 102, 102,

emiss_opt = 3, 3, 3, 3,

chem_in_opt = 0, 0, 0, 0,

phot_opt = 2, 2, 2, 2,

gas_drydep_opt = 1, 1, 1, 1,

aer_drydep_opt = 1, 1, 1, 1,

bio_emiss_opt = 1, 1, 1, 1,

dust_opt = 2,

dmsemis_opt = 0,

seas_opt = 2,

gas_bc_opt = 1, 1, 1, 1,

gas_ic_opt = 1, 1, 1, 1,

aer_bc_opt = 1, 1, 1, 1,

aer_ic_opt = 1, 1, 1, 1,

gaschem_onoff = 1, 1, 1, 1,

aerchem_onoff = 1, 1, 1, 1,

wetscav_onoff = 0, 0, 0, 0,

cldchem_onoff = 0, 0, 0, 0,

vertmix_onoff = 1, 1, 1, 1,

chem_conv_tr = 1, 1, 1, 1,

biomass_burn_opt = 0, 0, 0, 0,

have_bcs_chem = .false., .false., .false., .false.,

aer_ra_feedback = 1, 1, 1, 1,

aer_op_opt = 1,

opt_pars_out = 1,

diagnostic_chem = 0,

/

　

&grib2

/

&namelist_quilt

nio_tasks_per_group = 0,

nio_groups = 1,

/

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I have spent days solving this problem, but no result, this almost drives me crazy, please help me.
Thank you.
 
Best,
WangNan
 
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