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working hill example with specified tign
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| Link namelist.input to one of the supplied files: | ||
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| namelist.input.hill the original hill example with line ignition | ||
| namelist.input.tign ellipsoidal ignition up to specified time; run create_tign.m first to make the input file | ||
| namelist.input.smallhil a smaller hill example | ||
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| function tign=create_tign | ||
| % nodify to your liking | ||
| [ii,jj]=meshgrid(1:420); | ||
| tign=sqrt(2*(ii-200).^2+(jj-171).^2)+1; | ||
| % mesh(tign) | ||
| write_array_2d('input_tign_g',tign) | ||
| end | ||
| function write_array_2d(filename,a) | ||
| % write_array_2d(filename,a) | ||
| % Purpose: write 2d matrix as input to WRF-Fire | ||
| % | ||
| % Arguments | ||
| % filename string, the name of the file | ||
| % a 2d matrix, the array to be written | ||
| % | ||
| % Example: write_array_2d('input_ht',ht) | ||
| % | ||
| % See also: | ||
| % read_array_2d read the file back by a=read_array_2d(filename) | ||
| % image_array_2d visualize the array by image_array_2d(a) | ||
| [m,n]=size(a); | ||
| h=fopen(filename,'w'); | ||
| fprintf(h,'%i\n',m,n); | ||
| fprintf(h,'%.7g\n',a'); | ||
| fclose(h); | ||
| end |
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| ! this is namelist input for perimeter ignition by specifying time of ignition in file input_tign_g | ||
| ! this file has format: m=number of points in x direction, n=number of points in y direction, all tign(i,j) with i varying faster | ||
| ! and it can be created by running create_tign.m in matlab or octave | ||
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| &time_control | ||
| run_days = 0, | ||
| run_hours = 0, | ||
| run_minutes = 5, | ||
| run_seconds = 0, | ||
| start_year = 0001, 0001, 0001, | ||
| start_month = 01, 01, 01, | ||
| start_day = 01, 01, 01, | ||
| start_hour = 00, 00, 00, | ||
| start_minute = 00, 00, 00, | ||
| start_second = 00, 00, 00, | ||
| end_year = 0001, 0001, 0001, | ||
| end_month = 01, 01, 01, | ||
| end_day = 01, 01, 01, | ||
| end_hour = 00, 00, 00, | ||
| end_minute = 600, 600, 600, | ||
| end_second = 00, 00, 00, | ||
| history_interval_s = 5, 30, 30, | ||
| frames_per_outfile = 10, 1000, 1000, | ||
| restart = .false., | ||
| restart_interval = 1 | ||
| io_form_history = 2 | ||
| io_form_restart = 2 | ||
| io_form_input = 2 | ||
| io_form_boundary = 2 | ||
| debug_level = 1 | ||
| / | ||
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| &domains | ||
| time_step = 0, | ||
| !time_step = 5, | ||
| time_step_fract_num = 25, | ||
| time_step_fract_den = 100, | ||
| max_dom = 1, | ||
| s_we = 1, 1, 1, | ||
| e_we = 42, 43, 43, | ||
| s_sn = 1, 1, 1, | ||
| e_sn = 42, 43, 43, | ||
| s_vert = 1, 1, 1, | ||
| e_vert = 41, 41, 41, | ||
| dx = 60, 30, 10, | ||
| dy = 60, 30, 10, | ||
| ztop = 1500, 1500, 1500, | ||
| grid_id = 1, 2, 3, | ||
| parent_id = 0, 1, 2, | ||
| i_parent_start = 0, 1, 1, | ||
| j_parent_start = 0, 1, 1, | ||
| parent_grid_ratio = 1, 2, 3, | ||
| parent_time_step_ratio = 1, 2, 3, | ||
| feedback = 1, | ||
| smooth_option = 0 | ||
| sr_x = 10, 0, 0 | ||
| sr_y = 10, 0, 0 | ||
| / | ||
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| &physics | ||
| mp_physics = 0, 0, 0, | ||
| ra_lw_physics = 0, 0, 0, | ||
| ra_sw_physics = 0, 0, 0, | ||
| radt = 30, 30, 30, | ||
| sf_sfclay_physics = 0, 0, 0, | ||
| sf_surface_physics = 0, 0, 0, | ||
| bl_pbl_physics = 0, 0, 0, | ||
| bldt = 0, 0, 0, | ||
| cu_physics = 0, 0, 0, | ||
| cudt = 0, 0, 0, | ||
| isfflx = 1, | ||
| ifsnow = 0, | ||
| icloud = 0, | ||
| num_soil_layers = 5, | ||
| mp_zero_out = 0, | ||
| / | ||
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| &fdda | ||
| / | ||
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| &dynamics | ||
| rk_ord = 3, | ||
| diff_opt = 2, | ||
| km_opt = 2, | ||
| damp_opt = 0, | ||
| zdamp = 5000., 5000., 5000., | ||
| dampcoef = 0.2, 0.2, 0.2 | ||
| khdif = 0.05, 0.05, 0.05, | ||
| kvdif = 0.05, 0.05, 0.05, | ||
| smdiv = 0.1, 0.1, 0.1, | ||
| emdiv = 0.01, 0.01, 0.01, | ||
| epssm = 0.1, 0.1, 0.1 | ||
| mix_full_fields = .true., .true., .true., | ||
| non_hydrostatic = .true., .true., .true., | ||
| 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, 3, | ||
| time_step_sound = 20, 20, 20, | ||
| moist_adv_opt = 1, 1, 1, | ||
| scalar_adv_opt = 1, 1, 1, | ||
| / | ||
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| &bdy_control | ||
| periodic_x = .false.,.false.,.false., | ||
| symmetric_xs = .false.,.false.,.false., | ||
| symmetric_xe = .false.,.false.,.false., | ||
| open_xs = .true., .false.,.false., | ||
| open_xe = .true., .false.,.false., | ||
| periodic_y = .false.,.false.,.false., | ||
| symmetric_ys = .false.,.false.,.false., | ||
| symmetric_ye = .false.,.false.,.false., | ||
| open_ys = .true., .false.,.false., | ||
| open_ye = .true., .false.,.false., | ||
| nested = .false., .true., .true., | ||
| / | ||
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| &grib2 | ||
| / | ||
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| &namelist_quilt | ||
| nio_tasks_per_group = 0, | ||
| nio_groups = 1, | ||
| / | ||
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| &fire ! be sure to set sr_x,sr_y in domains-namelist (to set refinement in x,y) | ||
| ifire = 2, ! integer, = 0: no fire, 2=turn on fire model | ||
| fire_fuel_read = 0, ! integer, -1: from WPS, 0= use fire_fuel_cat, 1= by altitude | ||
| fire_fuel_cat = 3, ! integer, if specified which fuel category? | ||
| ! ignition | ||
| fire_replay_time =20, ! replay fire from input_tign_g until this, or set to 0 or less for no replay | ||
| fire_num_ignitions = 0, ! integer, only the first fire_num_ignition used, up to 5 allowed | ||
| fire_ignition_ros1 = 0.1, ! ignition rate of spread, m/s | ||
| fire_ignition_start_x1 = 1005, ! start points of ignition lines, in m from lower left corner | ||
| fire_ignition_start_y1 = 500, ! start points of ignition lines, in m from lower left corner | ||
| fire_ignition_end_x1 = 1005, ! end points of ignition lines, in m from lower left corner | ||
| fire_ignition_end_y1 = 1900, ! end points of ignition lines, in m from lower left corner | ||
| fire_ignition_radius1 = 18, ! all within this radius will ignite, > fire mesh step | ||
| fire_ignition_start_time1 = 2, ! sec for ignition from the start | ||
| fire_ignition_end_time1 =502, ! sec for ignition from the start | ||
| fire_ignition_ros2 = 0.01, ! ignition rate of spread, m/s | ||
| fire_ignition_start_x2 = 1503, ! start points of ignition lines, in m from lower left corner | ||
| fire_ignition_start_y2 = 500, ! start points of ignition lines, in m from lower left corner | ||
| fire_ignition_end_x2 = 1503, ! end points of ignition lines, in m from lower left corner | ||
| fire_ignition_end_y2 = 1900, ! end points of ignition lines, in m from lower left corner | ||
| fire_ignition_radius2 = 18, ! all within this radius will ignite, > fire mesh step | ||
| fire_ignition_start_time2 = 3, ! sec for ignition from the start! end ignition for sfire | ||
| fire_ignition_end_time2 =503, ! sec for ignition from the start! end ignition for sfire | ||
| fire_ignition_ros3 = 0.1, ! ignition rate of spread, m/s | ||
| !fire_ignition_start_x3 = 1400, ! start points of ignition lines, in m from lower left corner | ||
| !fire_ignition_start_y3 = 1400, ! start points of ignition lines, in m from lower left corner | ||
| !fire_ignition_end_x3 = 1400, ! end points of ignition lines, in m from lower left corner | ||
| !fire_ignition_end_y3 = 1400, ! end points of ignition lines, in m from lower left corner | ||
| !fire_ignition_radius3 = 50, ! all within this radius will ignite, > fire mesh step | ||
| !fire_ignition_start_time3 = 4, ! sec for ignition from the start! end ignition for sfire | ||
| !fire_ignition_end_time3 = 4, ! sec for ignition from the start! end ignition for sfire | ||
| ! | ||
| ! verbosity | ||
| fire_print_msg = 1, ! 1 print fire debugging messages | ||
| fire_print_file = 0, ! 1 write files for matlab | ||
| ! | ||
| ! experiments | ||
| ! | ||
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| fire_const_time = -1., ! (s) if >0, time from start to stop fire evolution and keep heat output constant | ||
| fire_const_grnhfx = -1, ! (W/s) if both >=0, use this flux (meant to be used when fire_const_time=ignition time) | ||
| fire_const_grnqfx = -1, ! (W/s) if both >=0, use this flux (meant to be used when fire_const_time=ignition time) | ||
| fire_test_steps=0, ! >0 = on first call, do specified number of steps and terminate (testing only) | ||
| fire_mountain_type=1, ! in ideal: 0=none, 1= hill, 2=EW ridge, 3=NS ridge | ||
| fire_mountain_height=100., ! (m) ideal mountain height | ||
| fire_mountain_start_x=900., ! (m) coord of start of the mountain from lower left corder (just like ignition) | ||
| fire_mountain_start_y=1000., ! (m) coord of start of the mountain from lower left corder (just like ignition) | ||
| fire_mountain_end_x=1400., ! (m) coord of end of the mountain from lower left corder (just like ignition) | ||
| fire_mountain_end_y=1600., ! (m) coord of end of the mountain from lower left corder (just like ignition) | ||
| fire_topo_from_atm=0, ! 0 = fire mesh topo set from fine-res data, 1 = populate by interpolating from atmosphere | ||
| !delt_perturbation = 3.0, ! Temperature perturbation for creating cold (negative) / warm (positive) bubble [K], 0 turns it off | ||
| !xrad_perturbation = 10000.0, ! Horizontal radius of the bubble in E-W direction [m] | ||
| !yrad_perturbation = 10000.0, ! Horizontal radius of the bubble in N-S direction [m] | ||
| !zrad_perturbation = 1500.0, ! Vertical radius of the bubble [m] | ||
| !hght_perturbation = 1500.0, ! Perturbation height - height at which the warm/cold bubble will be suspended [m] | ||
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| ! | ||
| ! method switches for developers only, do not change! | ||
| ! | ||
| fire_boundary_guard = -1, ! integer, number of cells to stop when fire close to the domain boundary, -1 turn off | ||
| fire_fuel_left_irl=2, ! refinement to integrate fuel_left, must be even | ||
| fire_fuel_left_jrl=2, ! refinement to integrate fuel_left, must be even | ||
| fire_atm_feedback=1.0, ! real, multiplier for heat fluxes, 1.=normal, 0.=turn off two-way coupling | ||
| fire_back_weight=0.5, ! RK timestepping coefficient, 0=forward, 0.5=Heun | ||
| fire_grows_only=1, ! if >0 level set function cannot increase = fire can only grow | ||
| fire_viscosity=0.4, ! artificial viscosity in level set method (max 1, needed with fire_upwinding=0) | ||
| fire_upwinding=3, ! 0=none, 1=standard, 2=godunov, 3=eno, 4=sethian | ||
| fire_fuel_left_method=1, ! for now, use 1 only | ||
| fire_lfn_ext_up=1.0, ! 0.=extend level set function at boundary by reflection, 1.=always up | ||
| fire_advection=0, ! 0 = cawfe, 1 = use abs speed/slope in spread rate, then project on normal to fireline | ||
| / |