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我用WRF模拟台风,用模拟得到的结果画出来的台风路径偏北(如图 实心是模拟结果),试了好几种积云参数化方案和微物理过程方案,效果差不多,请问有没有什么方法可以改善模拟结果?
我的namelist.input 是
namelist.input
&time_control
run_days = 0,
run_hours = 168,
run_minutes = 0,
run_seconds = 0,
start_year = 2013, 2013,
start_month = 11, 11,
start_day = 04, 04,
start_hour = 00, 00,
start_minute = 00, 00, 00,
start_second = 00, 00, 00,
end_year = 2013, 2013,
end_month = 11, 11,
end_day = 11, 09,
end_hour = 00, 00,
end_minute = 00, 00,
end_second = 00, 00,
interval_seconds = 21600
input_from_file = .true.,.true.,.true.,
history_interval = 60, 60, 60,
frames_per_outfile = 180, 180, 1000,
restart = .false.,
restart_interval = 10000,
io_form_history = 2
io_form_restart = 2
io_form_input = 2
io_form_boundary = 5
debug_level = 0
&domains
time_step = 60
time_step_fract_num = 0,
time_step_fract_den = 1,
max_dom = 2,
e_we =440 ,
e_sn =184,
e_vert = 31,
p_top_requested = 5000,
num_metgrid_levels = 27,
num_metgrid_soil_levels = 4,
dx = 15000, 5000,
dy = 15000, 5000,
grid_id = 1, 2,
parent_id = 0, 1,
i_parent_start = 1, 132,
j_parent_start = 1, 59,
parent_grid_ratio = 1, 3,
parent_time_step_ratio = 1, 3,
feedback = 1,
smooth_option = 0
&physics
mp_physics = 5,
ra_lw_physics = 1, 1, 1,
ra_sw_physics = 1, 1, 1,
radt = 15, 3, 30,
sf_sfclay_physics = 1, 1, 1,
sf_surface_physics = 2, 2, 2,
bl_pbl_physics = 1, 1, 1,
bldt = 0, 0, 0,
cu_physics = 4, 1, 0,
cudt = 5, 5, 5,
isfflx = 1,
ifsnow = 0,
icloud = 1,
surface_input_source = 1,
num_soil_layers = 4,
sf_urban_physics = 0, 0, 0,
&dynamics
w_damping = 0,
diff_opt = 1,
km_opt = 1,
diff_6th_opt = 0, 0, 0,
diff_6th_factor = 0.12, 0.12, 0.12,
base_temp = 290.
damp_opt = 0,
zdamp = 5000., 5000., 5000.,
dampcoef = 0.2, 0.2, 0.2
khdif = 0, 0, 0,
kvdif = 0, 0, 0,
non_hydrostatic = .true., .true., .true.,
moist_adv_opt = 1, 1, 1,
scalar_adv_opt = 1, 1, 1,
&bdy_control
spec_bdy_width = 5,
spec_zone = 1,
relax_zone = 4,
specified = .true., .false.,.false.,
nested = .false., .true., .true.,
&grib2
&namelist_quilt
nio_tasks_per_group = 0,
nio_groups = 1, |
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