Integrated power and pressurization system
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United States of America Patent
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Aug 25, 2009
Grant Date -
Oct 19, 2006
app pub date -
Jun 23, 2005
filing date -
Aug 23, 2004
priority date (Note) -
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Abstract
An integrated power and pressurization management system supplies electrical power and cabin pressurization and cooling air during both airborne and ground operations. The system includes an integral auxiliary power unit (APU) that has a compressor, a motor-generator, and a power turbine all mounted on one shaft. The integral APU can supply compressed air for cabin pressurization and environmental cooling functions, and can generate electrical power for various electrical loads. The system further includes one or more electrically driven compressors.
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