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楼主 |
发表于 2021-5-17 10:37:36
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楼主,你好,想问下,wrfchem输出的PM2.5和PM10均为零,其他变量比如no2、O3都有数值,这是怎么回事?我用的WRF3.9,namelist.input 设置如下:
&time_control
run_days = 3,
run_hours = 13,
run_minutes = 0,
run_seconds = 0,
start_year = 2013,
start_month = 06,
start_day = 25,
start_hour = 12,
start_minute = 00,
start_second = 00,
end_year = 2013,
end_month = 06,
end_day = 29,
end_hour = 00,
end_minute = 00,
end_second = 00,
interval_seconds = 21600,
input_from_file = .true.,
history_interval = 60,
frames_per_outfile = 1,
restart = .false.,
restart_interval = 43200,
io_form_history = 2
io_form_restart = 2
io_form_input = 2
io_form_boundary = 2
auxinput5_interval_m = 60,
io_form_auxinput5 = 2
auxinput6_interval_m = 43200,
auxinput6_inname ='wrfbiochemi_d01',
io_form_auxinput6 = 2,
debug_level = 0,
auxinput11_interval_s = 120, 120, 120, 120,
auxinput11_end_h = 192, 30, 30, 30,
/
&domains
time_step = 60,
time_step_fract_num = 0,
time_step_fract_den = 1,
max_dom = 1,
e_we = 301,
e_sn = 301,
e_vert = 35,
p_top_requested = 5000,
num_metgrid_levels = 27,
num_metgrid_soil_levels = 4,
dx = 6000,
dy = 6000,
grid_id = 1,
parent_id = 0,
i_parent_start = 1,
j_parent_start = 1,
parent_grid_ratio = 1,
parent_time_step_ratio = 1,
feedback = 1,
smooth_option = 0
/
&physics
mp_physics = 10,
progn = 1,
ra_lw_physics = 1,
ra_sw_physics = 1,
radt = 10,
sf_sfclay_physics = 1,
sf_surface_physics = 1,
bl_pbl_physics = 1,
bldt = 1,
cu_physics = 1,
cudt = 0,
isfflx = 1,
ifsnow = 1,
icloud = 1,
surface_input_source = 1,
num_soil_layers = 4,
num_land_cat = 21,
sf_urban_physics = 0,
num_urban_layers = 1200,
maxiens = 1,
maxens = 3,
maxens2 = 3,
maxens3 = 16,
ensdim = 144,
cu_rad_feedback = .false.
/
&fdda
obs_nudge_opt = 0,0,0,0,0
max_obs = 150000,
fdda_start = 0.,0., 0., 0., 0.
fdda_end = 14400.
obs_nudge_wind = 1,1,1,0,0
obs_coef_wind = 6.E-4,6.E-4,6.E-4,6.E-4,6.E-4
obs_nudge_temp = 1,0,0,0,0
obs_coef_temp = 6.E-4,6.E-4,6.E-4,6.E-4,6.E-4
obs_nudge_mois = 1,1,1,1,1
obs_coef_mois = 6.E-4,6.E-4,6.E-4,6.E-4,6.E-4
obs_rinxy = 1080.,360.,90.,30.,180
obs_rinsig = 0.1,
obs_twindo = 0.6666667,0.6666667,0.6666667,0.6666667,0.6666667,
obs_npfi = 10,
obs_ionf = 2,2, 2, 2, 2,
obs_idynin = 0,
obs_dtramp = 40.,
obs_prt_freq = 10, 10, 10, 10, 10,
obs_prt_max = 10
obs_ipf_errob = .true.
obs_ipf_nudob = .true.
obs_ipf_in4dob = .true.
obs_ipf_init = .true.
/
&dynamics
w_damping = 1,
diff_opt = 1,
km_opt = 4,
diff_6th_opt = 2,
base_temp = 290.,
damp_opt = 0,
zdamp = 5000.,
dampcoef = 0.2,
khdif = 0,
kvdif = 0,
non_hydrostatic = .true.,
moist_adv_opt = 1,
scalar_adv_opt = 1,
chem_adv_opt = 1,
tracer_adv_opt = 1,
tke_adv_opt = 1,
/
&bdy_control
spec_bdy_width = 5,
spec_zone = 1,
relax_zone = 4,
specified = .true.,
nested = .false.,
/
&grib2
/
&chem
kemit = 1,
chem_opt = 5,
bioemdt = 30,
photdt = 30.,
chemdt = 10.0,
io_style_emissions = 2,
emiss_inpt_opt = 1,
emiss_opt = 13,
chem_in_opt = 1,
phot_opt = 0,
gas_drydep_opt = 1,
aer_drydep_opt = 1,
bio_emiss_opt = 0,
gas_bc_opt = 1,
gas_ic_opt = 1,
aer_bc_opt = 1,
aer_ic_opt = 1,
gaschem_onoff = 1,
aerchem_onoff = 1,
wetscav_onoff = 0,
cldchem_onoff = 0,
vertmix_onoff = 1,
chem_conv_tr = 0,
conv_tr_wetscav= 1,
conv_tr_aqchem = 1,
biomass_burn_opt = 0,
aer_ra_feedback = 0,
ne_area = 300,
opt_pars_out = 1,
have_bcs_chem = .true.,
/
&namelist_quilt
nio_tasks_per_group = 0,
nio_groups = 1,
/
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