Episode Details

Back to Episodes
245 - FDS input file ASMR in forest

245 - FDS input file ASMR in forest

Published 3 months, 4 weeks ago
Description

plume_rise_1.fds from the FDS Validation Guide (by NIST)

&HEAD CHID='plume_rise_1',  TITLE='Test plume rise height in stable atmosphere' /

&MESH IJK=50,52,50, XB=-50.,50.,-52.,52.,0.,100., MULT_ID='mesh1' /
&MULT ID='mesh1', DZ=100., K_UPPER=1 /
&MESH IJK=50,52,50, XB= 50.,250.,-104.,104.,0.,200., MULT_ID='mesh2' /
&MULT ID='mesh2', DZ=200., K_UPPER=1 /
&MESH IJK=50,50,50, XB=250.,650.,-200.,200.,0.,400., MULT_ID='mesh3' /
&MULT ID='mesh3', DX=400., DZ=400., I_UPPER=3, K_UPPER=1 /

&TIME T_END=900. /

&MISC TMPA=20.36 /

&WIND SPEED=5., LAPSE_RATE=-0.0048 /

&SPEC ID='SULFUR DIOXIDE' /

&VENT MB='XMIN', SURF_ID='OPEN' /
&VENT MB='XMAX', SURF_ID='OPEN' /
&VENT MB='YMIN', SURF_ID='OPEN' /
&VENT MB='YMAX', SURF_ID='OPEN' /
&VENT MB='ZMAX', SURF_ID='OPEN' /

&PART ID='TRACERS', MASSLESS=.TRUE., SAMPLING_FACTOR=1 /

&SURF ID='TOP', TMP_FRONT=200., MASS_FLUX(1)=0.01563, SPEC_ID(1)='SULFUR DIOXIDE', MASS_FLUX(2)=18.85, SPEC_ID(2)='AIR', COLOR='BLACK', PART_ID='TRACERS' /

&OBST XB=-2.0,2.0,-2.0,2.0, 0,75, SURF_IDS='TOP','INERT','INERT' /

&SLCF PBY=0, QUANTITY='VELOCITY', VECTOR=.TRUE. /
&SLCF PBY=0, QUANTITY='TEMPERATURE' /
&SLCF PBY=0, QUANTITY='DENSITY' /
&SLCF PBY=0, QUANTITY='MASS FRACTION', SPEC_ID='SULFUR DIOXIDE' /

&DEVC ID='z_CL', QUANTITY='MASS FRACTION', SPEC_ID='SULFUR DIOXIDE', XB=1800,1850,-200,200,0,800, SPATIAL_STATISTIC='MAXLOC Z' /

&TAIL /

Thank you NIST for providing an endless source of ASMR scripts on your github here: https://github.com/firemodels/fds/tree/master/Validation

I recommend everyone to go through this rich resource.

----
The Fire Science Show is produced by the Fire Science Media in collaboration with OFR Consultants. Thank you to the podcast sponsor for their continuous support towards our mission.

Listen Now

Love PodBriefly?

If you like Podbriefly.com, please consider donating to support the ongoing development.

Support Us