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大家新年好
我使用WRF ideal model 裡面的 em_tropical_cyclone 模擬一個理想颱風
使用3層domain namelist 如下:
&time_control
run_days = 10,
run_hours = 0,
run_minutes = 0,
run_seconds = 0,
start_year = 2016, 2016,2016,
start_month = 09, 09, 09,
start_day = 1, 1, 1,
start_hour = 0, 0, 0,
start_minute = 0, 0, 0,
start_second = 00, 00, 00,
end_year = 2016, 2016,2016,
end_month = 09, 09, 09,
end_day = 11, 11, 11,
end_hour = 0, 0, 0,
end_minute = 0, 0, 0,
end_second = 00, 00, 00,
history_interval = 30, 30, 30,
frames_per_outfile = 1000, 1000, 1000,
input_from_file = .false., .false.,.false.,
restart = .false.,
restart_interval = 1440,
io_form_history = 2
io_form_restart = 2
io_form_input = 2
io_form_boundary = 2
debug_level = 0
diag_print = 0
/
&domains
time_step = 60,
time_step_fract_num = 0,
time_step_fract_den = 1,
max_dom = 3,
s_we = 1, 1, 1,
e_we = 202, 154, 301,
s_sn = 1, 1, 1,
e_sn = 202, 154, 301,
s_vert = 1, 1, 1,
e_vert = 40, 40, 40,
dx = 18000.,6000., 2000.,
dy = 18000.,6000., 2000.,
ztop = 20000.,20000., 20000.,
grid_id = 1, 2, 3,
parent_id = 1, 1, 2,
i_parent_start = 1, 75, 27,
j_parent_start = 1, 75, 27,
parent_grid_ratio = 1, 3, 3,
parent_time_step_ratio = 1, 3, 3,
feedback = 1,
smooth_option = 2,
/
&physics
mp_physics = 7, 7, 7,
ra_lw_physics = 1, 1, 1,
ra_sw_physics = 1, 1, 1,
radt = 4.5, 4.5, 4.5,
sf_sfclay_physics = 1, 1, 1,
sf_surface_physics = 1, 1, 1,
bl_pbl_physics = 1, 1, 1,
bldt = 0, 0, 0,
cu_physics = 0, 0, 0,
cudt = 0, 0, 0,
num_soil_layers = 5,
isftcflx = 1,
/
&fdda
/
&dynamics
rk_ord = 3,
diff_opt = 2,
km_opt = 2,
damp_opt = 2,
dampcoef = .003, .003, .003,
zdamp = 4000., 4000.,4000.,
rad_nudge = 1,
khdif = 300, 300, 300,
kvdif = 1, 1, 1,
smdiv = 0.1, 0.1, 0.1,
emdiv = 0.01, 0.01, 0.01,
epssm = 0.1, 0.1, 0.1,
time_step_sound = 5,5,5,
h_mom_adv_order = 5,5,5,
v_mom_adv_order = 3,3,3,
h_sca_adv_order = 5,5,5,
v_sca_adv_order = 3,3,5,
mix_full_fields =.true.,.true.,.true.,
non_hydrostatic =.true.,.true.,.true.,
/
&bdy_control
periodic_x =.true.,.true.,.true.,
symmetric_xs =.false.,.false.,.false.,
symmetric_xe =.false.,.false.,.false.,
open_xs =.false.,.false.,.false.,
open_xe =.false.,.false.,.false.,
periodic_y =.true.,.true.,.true.,
symmetric_ys =.false.,.false.,.false.,
symmetric_ye =.false.,.false.,.false.,
open_ys =.false.,.false.,.false.,
open_ye =.false.,.false.,.false.,
/
&grib2
/
&namelist_quilt
nio_tasks_per_group = 0,
nio_groups = 1,
/
不過積分開始不久後domain2的壓力擾動場(P) 就出現像圖片那樣的情況
請問是什麼問題呢? 謝謝!
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