EPA Method 2
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EPA Method 2:
DETERMINATION OF STACK GAS VELOCITY AND VOLUMETRIC FLOW RATE (TYPE S PITOT TUBE)
The average gas velocity in a stack is determined from the gas density and from measurement of the average velocity head with a Type S (Stausscheibe or reverse type) pitot tube.
This method is applicable for the determination of the average velocity and the volumetric flow rate of a gas stream.
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