Chemical Engineering Progress, August 1st, 2002
TECHNOLOGY
Praxair, Inc. (Danbury. CT: www.praxair.com), in conjunction with Los Alamos National Laboratory (LANL; Los Alamos, NM: www.lanl.gov), is developing what will it claims will be the first industrial-- scale thermoacoustic Stirling heat engine (TASHE) - the only refrigeration technology capable of achieving cryogenic temperatures without the use of moving parts. "Such an acoustic engine, when coupled with orifice pulse-- tube refrigerators, should be capable of liquefying roughly 10,000 gal/d of natural gas," says John Wollan, senior development engineer, Praxair and TASHE project di...
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