Home > Term: bell mouth inlet duct
bell mouth inlet duct
A form of convergent inlet-air duct used to direct air into the compressor of a gas turbine engine. It is extremely efficient, and is used where there is little ram pressure available to force air into the engine. Bell mouth ducts are used in engine test cells and on engines installed in helicopters.
- Part of Speech: noun
- Industry/Domain: Aviation
- Category: Aircraft maintenance; Powerplant
- Company: FAA
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Creator
- MarcD
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(Seattle - WA, United States)