ROTARY MACHINE

WIPO Patent Application WO/2020/158104

A1

A rotary machine is provided with: a casing 11 that has a hollow shape; a rotor 12 that is rotatably supported inside the casing 11; a stationary blade 13 that is fixed to an inner peripheral part of the casing 11; a moving blade 14 that is fixed to an outer peripheral part of the rotor 12 so as to be deviated in an axial direction A of the rotor 12 with respect to the stationary blade 13; a seal device 15 that is arranged between the inner peripheral part of the casing 11 and a tip end part of the moving blade 14; a swirling flow generation room 31 that is provided along a circumferential direction C of the rotor 12 on the side closer to a downstream side in a steam flow direction A1 than the seal device 15 in the casing 11; and a plurality of guide members 32 that are provided at given intervals in the circumferential direction C of the rotor 12 in the swirling flow generation room 31. The guide members 32 have a first guide surface 33 that is inclined in the circumferential direction C with respect to the axial direction A of the rotor 12.

JPH0738641	[Name of invention] Multi-stage axial flow turbine
JP4791048	Casing device
JP2005042612	CASING, DEFORMATION PREVENTION SYSTEM OF CASING, AND ITS METHOD

KUWAMURA YOSHIHIRO (JP)
DUAN CHONGFEI (JP)
SUGISHITA HIDEAKI (JP)
MATSUMOTO KAZUYUKI (JP)
ONO HIDEKI (JP)
SEGAWA KIYOSHI (JP)
FUKUSHIMA HISATAKA (JP)

PCT/JP2019/044476

August 06, 2020

November 13, 2019

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MITSUBISHI HITACHI POWER SYS (JP)

F01D11/08; F02C7/28; F16J15/447

JP2014084816A	2014-05-12
JPS578302A	1982-01-16
JP2007321721A	2007-12-13
JP2014234714A	2014-12-15
JP2015094220A	2015-05-18
JP2009047043A	2009-03-05
JP2004011553A	2004-01-15
EP2096262A1	2009-09-02

SAKAI INTERNATIONAL PATENT OFFICE (JP)

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