Great information on the hot oil test. I only wish for a similarly well
defined test for checking top and side openings to see if they extinguish
flames from burning gases, but such a procedure does not seem to exist.

The theory is that the temperature of the flaming gas is lowered below the
ignition point as the gas passes through the holes. Thus, the theory is
similar to that of flaming oil. 

Does anyone have a clue as to the affect of the flame variables
(temperature, flame cone location relative to the holes, gas type, etc.),
hole variables (shape, size, spacing, material, thickness, etc) and time
have on the extinguishing effect?  I have some data on the size and spacing
someone posted in the past for punched metal.

I mention time as a variable, since it seems that the exiting gas would
increase in temperature as the enclosing material increases with time.

I am about to run some tests , so any thoughts you have would be
appreciated.
 

Richard Woods


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