- 积分
- 135
- 贡献
-
- 精华
- 在线时间
- 小时
- 注册时间
- 2023-12-19
- 最后登录
- 1970-1-1
|
登录后查看更多精彩内容~
您需要 登录 才可以下载或查看,没有帐号?立即注册
x
各位大佬,我在使用WRF-Chem模拟PM2.5的时候,发现在沙漠地区和沿海地区会出现浓度异常高的情况,甚至能达到10^8。经过我的分析,发现在开着沙尘方案的时候会出现这样的情况,而关闭沙尘模拟就不会有这种情况,以下是我的namelist,请问有知道为什么会出现这种现象以及如何解决的嘛?
&time_control
start_year = 2025, 2025, 2020, 2020,
start_month = 03, 03, 10, 06
start_day = 24, 24, 13, 10
start_hour = 00, 00, 00, 00,
start_minute = 00, 00, 00, 00,
start_second = 00, 00, 00, 00,
end_year = 2025, 2025, 2020, 2018,
end_month = 03, 03, 10, 06
end_day = 28, 28, 16, 16
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 = 1, 1, 1, 1,
history_outname = './output/test3/wrfout_d<domain>_<date>'
restart = .false.,
restart_interval = 1440
io_form_history = 2
io_form_restart = 2
io_form_input = 2
io_form_boundary = 2
debug_level = 300
iofields_filename = "my_file_d01.txt","my_file_d02.txt","my_file_d03.txt"
auxinput4_interval = 360, 360, 360 360,
io_form_auxinput4 = 2
auxinput4_inname = 'wrflowinp_d<domain>',
write_hist_at_0h_rst = .false.
auxinput5_inname = 'wrfchemi_d<domain>_<date>',
frames_per_auxinput5 = 24, 24, 24, 24,
auxinput5_interval_m = 60, 60, 60, 60,
io_form_auxinput5 = 2,
auxinput6_inname = 'wrfbiochemi_d<domain>',
io_form_auxinput6 = 2,
!auxinput7_inname = 'wrffirechemi_d<domain>_<date>',
!io_form_auxinput7 = 2,
!frames_per_auxinput7 = 1, 1, 1, 1,
!auxinput7_interval_m = 60, 60, 60, 60,
/
&domains
time_step = 60,
time_step_fract_num = 0,
time_step_fract_den = 1,
max_dom = 2
e_we = 108, 121, 301, 94,
e_sn = 92, 121, 251, 97,
e_vert = 28, 28, 28, 28,
p_top_requested = 10000,
eta_levels = 1,0.993,0.983,0.97,0.954,0.934,0.909,0.880,0.835,0.790,0.745,0.700, 0.621,0.548,0.482,0.420,0.364,0.313,0.266,0.224,0.185,0.145, 0.118,0.089,0.063,0.040,0.020,0
num_metgrid_levels = 34,
num_metgrid_soil_levels = 4,
dx = 25000, 5000, 1000, 1000,
dy = 25000, 5000, 1000, 1000,
grid_id = 1, 2, 3, 4,
parent_id = 0, 1, 2, 3,
i_parent_start = 1, 55, 36, 119,
j_parent_start = 1, 48, 22, 123,
parent_grid_ratio = 1, 5, 5, 3,
parent_time_step_ratio = 1, 3, 3, 3,
feedback = 1,
smooth_option = 0
interp_type = 1
lowest_lev_from_sfc = .false.
lagrange_order = 1
force_sfc_in_vinterp = 1
zap_close_levels = 500
sfcp_to_sfcp = .false.
adjust_heights = .false.
/
&physics
sst_update = 1
mp_physics = 2, 2, 2, 2,
ra_lw_physics = 5, 5, 5, 5,
ra_sw_physics = 2, 2, 2, 2,
radt = 27, 27, 27, 27,
sf_sfclay_physics = 2, 2, 2, 2,
sf_surface_physics = 2, 2, 2, 2,
bl_pbl_physics = 2, 2, 2, 2,
bldt = 0, 0, 0, 0,
cu_physics = 2, 2, 0, 3,
!cu_diag = 1, 1, 1, 1,
cudt = 5, 5, 5, 5,
isfflx = 1,
ifsnow = 0,
icloud = 1,
surface_input_source = 1,
num_soil_layers = 4,
num_land_cat = 21,
surface_input_source = 1,
sf_urban_physics = 1, 1, 1, 1,
tmn_update = 1,
sst_skin = 1,
progn = 1, 1, 1, 1,
mp_zero_out = 0,
maxiens = 1,
maxens = 3,
maxens2 = 3,
maxens3 = 16,
ensdim = 144,
/
&fdda
grid_fdda = 1, 1, 1, 1,
gfdda_inname = "wrffdda_d<domain>",
gfdda_end_h = 9999, 9999, 9999, 9999,
gfdda_interval_m = 360, 360, 360, 360,
fgdt = 0, 0, 0, 0,
if_no_pbl_nudging_uv = 0, 0, 0, 0,
if_no_pbl_nudging_t = 0, 0, 0, 0,
if_no_pbl_nudging_q = 0, 0, 0, 0,
if_zfac_uv = 0, 0, 0, 0,
k_zfac_uv = 10, 10, 10, 10,
if_zfac_t = 0, 0, 0, 0,
k_zfac_t = 10, 10, 10, 10,
if_zfac_q = 0, 0, 0, 0,
k_zfac_q = 10, 10, 10, 10
guv = 0.0003, 0.0003, 0.0003, 0.0003,
gt = 0.0003, 0.0003, 0.0003, 0.0003,
gq = 0.005, 0.005, 0.005, 0.005,
if_ramping = 1,
dtramp_min = 60.0,
io_form_gfdda = 2,
/
&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.,
h_mom_adv_order = 5, 5, 5, 5,
v_mom_adv_order = 3, 3, 3, 3,
h_sca_adv_order = 5, 5, 5, 5,
v_sca_adv_order = 3, 3, 3, 3,
moist_adv_opt = 1, 1, 1, 1,
scalar_adv_opt = 1, 1, 1, 1,
chem_adv_opt = 2, 2, 2, 2,
/
&bdy_control
spec_bdy_width = 5,
spec_zone = 1,
relax_zone = 4,
spec_exp = 0.33,
specified = .true.,.false.,.false.,.false.,
nested = .false.,.true.,.true.,.true.,
/
&scm
/
&noah_mp
/
&fire
/
&dfi_control
/
&tc
/
&diags
/
&logging
/
&grib2
/
&chem
kemit = 7,
chem_opt = 9, 9, 9, 9,
chem_in_opt = 1, 1, 1, 1,
bio_emiss_opt = 3, 3, 3, 3,
photdt = 10, 10, 10, 10,
chemdt = 1.5, 1.5, 1, 1,
io_style_emissions = 2,
emiss_inpt_opt = 101, 101, 101, 101,
emiss_opt = 4, 4, 4, 4,
phot_opt = 3, 3, 3, 3,
gas_drydep_opt = 1, 1, 1, 1,
aer_drydep_opt = 1, 1, 1, 1,
ne_area = 200,
biomass_burn_opt = 2, 2, 2, 2,
plumerisefire_frq = 60, 60, 60, 60,
dust_opt = 4,
dust_schme = 3,
dustwd_onoff = 1,
dmsemis_opt = 0,
seas_opt = 0,
opt_pars_out = 1,
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 = 1, 1, 1, 1,
cldchem_onoff = 1, 1, 1, 1,
vertmix_onoff = 1, 1, 1, 1,
chem_conv_tr = 0, 0, 0, 0,
aer_ra_feedback = 1, 1, 1, 1,
have_bcs_chem = .true., .true., .true.,.true.,
scale_fire_emiss = .false.,.false.,.false.,.false.,
! mozart_ph_diag = 1
/
&namelist_quilt
nio_tasks_per_group = 0,
nio_groups = 1,
/
|
-
|