Triple effect, pressurized deaeration system for boilers

Details Triple effect, pressurized deaeration system for boilers Triple effect, pressurized deaeration system for boilers

1998-10-28

2000-06-27

Ferensic, Denise L.

Liquid heaters and vaporizers

Feeders

Automatic

96204, 96219, 96220, F22D 526

Patent

active

060793724

ABSTRACT:
A triple effect, pressurized deaeration system for boiler feedwater the system including a component deaerator unit and a feedwater receiver, the deaerator unit being mounted external to and above the feedwater receiver, the deaerator unit including a makeup and return water spray nozzle and a pair of screen trays with steam circulated from the receiver through the screen trays and water spray for two stages of deaeration with spray water collected below the screens and delivered through a spray water return conduit to a water collection and mixing column in the receiver, wherein steam from a steam supply is delivered to the water collection column and mixed with collected spray water for a third stage deaeration before the deaerated water commingles with reservoir water contained in the receiver.

REFERENCES:
patent: 4698076 (1987-10-01), Bekedam
patent: 4874406 (1989-10-01), Bekedam
patent: 5310417 (1994-05-01), Bekedam
patent: 5405435 (1995-04-01), Bekedam
patent: 5728200 (1998-03-01), Bekedam

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