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Title: Energy conservation during recovery of condensed chemical vapors

Journal Article · · ASHRAE J.; (United States)
OSTI ID:5142990

When inerts are present in chemical vapors which must be condensed by refrigeration, the tail gas (if of sufficient quantity) can be utilized to produce real economies of operating costs. Also, where inerts are present, recycling of the flashed product may simplify refrigeration plants and produce lower operating costs. The typical request for quotation may only specify the task of condensing a fixed percent recovery of the chemical vapors as a liquid. The alert refrigeration engineer will recommend recycling the tail gas to precool and condense some product from the incoming stream and thus reduce the size of the refrigeration compressor and operating brake horsepower to perform the function of recovery. Three examples of plants that utilize these principles are given for consideration as techniques to apply in refrigeration for the chemical industry.

Research Organization:
Borg-Warner Corp., York, PA
OSTI ID:
5142990
Journal Information:
ASHRAE J.; (United States), Vol. 25:9
Country of Publication:
United States
Language:
English