TURBOJET ENGINE OUTLET CHANNEL CENTRAL CASE, AND TURBOJET ENGINE Russian patent published in 2012 - IPC F02K1/44 F02C7/24 

Abstract RU 2451813 C2

FIELD: engines and pumps.

SUBSTANCE: combustion product discharge channel central case comprises outer and inner walls making chamber there between. Outer wall comprises multiple drilled bores made on portion of inlet surface to make, at least, one Helmholtz resonator with cavity. Inner wall comprises flexible bell arranged so that pressure difference between outer cavity extending between outer wall and said flexible bell and inner cavity corresponding to flexible bell internal volume retains flexible bell in concaved state. Another invention of this set relates to turbojet engine with above described channel.

EFFECT: simplified design, reduced noise.

8 cl, 1 dwg

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RU 2 451 813 C2

Authors

Vensan Toma Alen Kristian

Dates

2012-05-27Published

2007-05-22Filed