Fan structure

Rotary kinetic fluid motors or pumps – Working fluid bypass – Selectively adjustable vane or working fluid control for bypass

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Details

415181, 137 151, 60226R, F01D 1700

Patent

active

040121658

ABSTRACT:
A fan structure which is particularly well suited for use in a high tip speed turbofan, gas turbine engine is disclosed. Various construction details accommodate both subsonic and supersonic flow across the fan blades. The system is built around compression shock wave phenomenon which are utilized to stably convert a portion of the dynamic energy of a supersonic stream to pressure energy within a subsonic stream.

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