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本帖最后由 wz123 于 2016-1-7 21:36 编辑
之前做城市化方案,将土地利用类型分为33种,城市类型为31,32,33.模拟城市扩张后温度状况,结果出来后发现:1城市区域的温度低于周边郊区的温度,2城市扩张后温度反而降低了!不知道是什么地方设置出了问题,请各位多指教!
case1是模拟城市现状的:
case3是城市扩张后的:
下面是我的namelist.input
- <P> &time_control
- run_days = 3,
- run_hours = 0,
- run_minutes = 0,
- run_seconds = 0,
- start_year = 2012, 2012, 2012,
- start_month = 01, 01, 01,
- start_day = 07, 07, 07,
- start_hour = 18, 18, 18,
- start_minute = 00, 00, 00,
- start_second = 00, 00, 00,
- end_year = 2012, 2012, 2012,
- end_month = 01, 01, 01,
- end_day = 10, 10, 10,
- end_hour = 18, 18, 18,
- end_minute = 00, 00, 00,
- end_second = 00, 00, 00,
- interval_seconds = 21600
- input_from_file = .true.,.true.,.true.,
- history_interval = 60, 60, 60,
- frames_per_outfile = 1000, 1000, 1000,
- restart = .false.,
- restart_interval = 1440,
- write_hist_at_0h_rst = .true.
- io_form_history = 2
- io_form_restart = 2
- io_form_input = 2
- io_form_boundary = 2
- debug_level = 0
- /</P>
- <P> &domains
- time_step = 27,
- time_step_fract_num = 0,
- time_step_fract_den = 1,
- max_dom = 3,
- e_we = 103, 103, 103,
- e_sn = 121, 121, 121,
- s_vert = 1, 1, 1,
- e_vert = 35, 35, 35,
- ztop = 12000, 12000,
- p_top_requested = 5000,
- num_metgrid_levels = 27,
- num_metgrid_soil_levels = 4,
- dx = 4500, 1500, 500,
- dy = 4500, 1500, 500,
- grid_id = 1, 2, 3,
- parent_id = 1, 1, 2,
- i_parent_start = 1, 35, 35,
- j_parent_start = 1, 41, 41,
- parent_grid_ratio = 1, 3, 3,
- parent_time_step_ratio = 1, 3, 3,
- feedback = 1,
- smooth_option = 0
- /</P>
- <P> &physics
- mp_physics = 8, 8, 8,
- ra_lw_physics = 1, 1, 1,
- ra_sw_physics = 2, 2, 2,
- radt = 4.5, 4.5, 4.5,
- sf_sfclay_physics = 2, 2, 2,
- sf_surface_physics = 2, 2, 2,
- bl_pbl_physics = 2, 2, 2,
- bldt = 0, 0, 0,
- cu_physics = 0, 0, 0,
- cudt = 5, 5, 5,
- isfflx = 1,
- ifsnow = 0,
- icloud = 1,
- surface_input_source = 3,
- num_land_cat = 33,
- num_soil_layers = 4,
- sf_urban_physics = 1, 1, 1,
- maxiens = 1,
- maxens = 3,
- maxens2 = 3,
- maxens3 = 16,
- ensdim = 144,
- /</P>
- <P> &fdda
- /</P>
- <P> &dynamics
- w_damping = 0,
- diff_opt = 1, 1, 1,
- km_opt = 4, 4, 4,
- 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,
- /</P>
- <P> &bdy_control
- spec_bdy_width = 5,
- spec_zone = 1,
- relax_zone = 4,
- specified = .true., .false.,.false.,
- nested = .false., .true., .true.,
- /</P>
- <P> &grib2
- /</P>
- <P> &namelist_quilt
- nio_tasks_per_group = 0,
- nio_groups = 1,
- / </P>
复制代码
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