TURBO MACHINE MACHINED HOUSING, COMPRESSOR AND TURBO MACHINE INCLUDING SAID HOUSING Russian patent published in 2013 - IPC F04D27/02 F04D29/68

Abstract RU 2489602 C2

FIELD: engines and pumps.

SUBSTANCE: turbojet axial compressor housing is furnished with fixed blades and multiple working blades revolving about lengthwise axis. Radial outer ends of working blades are arranged nearby housing inner side. Housing annular element facing one blade of said multiple working blades 20 makes housing machining zone facing said blades. Said zone has closed groove extending above housing inner wall limited angular sector.

EFFECT: prevented pressure pulsations caused by break-away rotation.

18 cl, 8 dwg

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RU 2 489 602 C2

Authors

Lebre Iann

Dates

2013-08-10—Published

2008-02-20—Filed