Title:
COMPRESSOR ROTOR AND AXIAL FLOW COMPRESSOR
Document Type and Number:
WIPO Patent Application WO/2017/104094
Kind Code:
A1
Abstract:
A compressor rotor comprising a structure for bleeding air, which flows through a compression passage in an axial flow compressor, into an internal passage on the inner peripheral side of the compression passage is provided with rotor blades and rotor discs. The rotor discs have: blade grooves which are continuous circumferentially on the outer peripheral surfaces of the rotor discs; and passages for providing communication between the insides of the blade grooves and the internal passage. The rotor blades each have a root section fitted in a blade groove, a platform, and a blade section which is provided on the opposite side of the platform from the root section. Openings for providing communication between the insides of the blade grooves and the compression passage are provided in the platforms or therearound.
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Inventors:
NAKAYAMA KENTARO
TERAUCHI KOJI
SAKAI YUSUKE
UEMURA DAISUKE
HAGARI TOMOKO
TERAUCHI KOJI
SAKAI YUSUKE
UEMURA DAISUKE
HAGARI TOMOKO
Application Number:
PCT/JP2016/004480
Publication Date:
June 22, 2017
Filing Date:
October 05, 2016
Export Citation:
Assignee:
KAWASAKI HEAVY IND LTD (JP)
International Classes:
F01D17/00; F02C9/18; F04D29/32
Foreign References:
| JPS5793634A | 1982-06-10 | |||
| US20140075955A1 | 2014-03-20 | |||
| US20030133788A1 | 2003-07-17 | |||
| US20130283813A1 | 2013-10-31 | |||
| JP2008106748A | 2008-05-08 |
Attorney, Agent or Firm:
PATENT CORPORATE BODY ARCO PATENT OFFICE (JP)
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