Recuperator for aircraft turbine engines
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United States of America Patent
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Aug 17, 2010
Grant Date -
Nov 12, 2009
app pub date -
May 7, 2008
filing date -
May 7, 2008
priority date (Note) -
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Abstract
A recuperator for use in transferring heat from gas turbine exhaust gases to compressed air inlet gases before combustion. The recuperator utilizes a plurality (e.g., thousands) of microtubes or microchannels to form a heat exchanger having high effectiveness and low pressure drop while maintaining a low weight. Accordingly, the recuperator presented herein may be incorporated into light aircraft and helicopters without significantly compromising the performance thereof.
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