Knockout Drums

Knockout Drums are used to efficiently remove liquid droplets or mist from relief gas streams. The knockout drum slows down gases and allow liquids to fallout of the gas stream. Both horizontal and vertical design are common configuration for knockout drums. These vessels can commonly be referred to as flare knockout drums, flare drums, flash drums, knockout pots and compressor suction drums. Waterford Tank and Fabrication’s knockout drums can be installed upstream of natural gas compressors, engines and generators, upstream of natural gas filters, vapor recovery systems and upstream of flare stacks. Advantages of knockout drums are the removal of liquid droplets, reduces flare smoke and prevents the raining of flaming liquids and recovers liquids from gases that go to dew point at ambient pressures and temperatures.