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' /

∂ 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.

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