Hi,
I've taken your file device_test.fds and stripped out everything but the
sprinklers (see below). I would like to vary the flow rate over time. I
tried using a controller function from activate_vents.fds, which didn't
work.
Any ideas?
Thanks
Dave
&HEAD CHID='sprinkler_pressure', TITLE='Test of change in sprinkler
pressure' /
&MESH IJK=30,10,10, XB=0.0,3.0,0.0,1.0,0.0,1.0 /
&MESH IJK=10,40,10, XB=3.0,4.0,0.0,4.0,0.0,1.0 /
&TIME TWFIN=60.0 /
&SURF ID='FIRE', HRRPUA=500. /
&VENT XB=3.0,4.0,4.0,4.0,0.0,1.0, SURF_ID='OPEN' /
&VENT XB=0.6,1.0,0.3,0.7,0.0,0.0, SURF_ID='FIRE' /
&PART ID='water', WATER=.TRUE., SAMPLING_FACTOR=1 /
&PROP ID='Acme Sprinkler'
QUANTITY='SPRINKLER LINK TEMPERATURE'
FLOW_RATE=180.
RTI=50.
ACTIVATION_TEMPERATURE= 74.
OFFSET= 0.05
SPRAY_ANGLE=50.,55.
PART_ID='water' /
&DEVC XYZ=0.50,0.50,0.95, ID='sprinkler_1', PROP_ID='Acme Sprinkler' /
&DEVC XYZ=1.50,0.50,0.95, ID='sprinkler_2', PROP_ID='Acme Sprinkler' /
&DEVC XYZ=2.50,0.50,0.95, ID='sprinkler_3', PROP_ID='Acme Sprinkler' /
&DEVC XYZ=3.50,0.50,0.95, ID='sprinkler_4', PROP_ID='Acme Sprinkler' /
&DEVC XYZ=3.50,1.50,0.95, ID='sprinkler_5', PROP_ID='Acme Sprinkler' /
&DEVC XYZ=3.50,2.50,0.95, ID='sprinkler_6', PROP_ID='Acme Sprinkler' /
&SLCF PBY=0.5, QUANTITY='TEMPERATURE', VECTOR=.TRUE. /
&SLCF PBX=3.5, QUANTITY='TEMPERATURE', VECTOR=.TRUE. /
&DUMP DT_PL3D=30. /
&TAIL /