RENEWABLE ENERGY POWER GENERATION DEVICE - MITSUBISHI HEAVY IND LTD

Title:

RENEWABLE ENERGY POWER GENERATION DEVICE

Document Type and Number:

WIPO Patent Application WO/2014/097427

Kind Code:

A1

Abstract:

A renewable energy power generation device equipped with: a hydraulic pump that includes a rotor unit, a stator unit, and a pump bearing provided between the rotor unit and the stator unit; a nacelle housing the hydraulic pump; a yaw rotation seated bearing that supports the nacelle base plate of the nacelle; and at least one support part that supports the stator unit of the hydraulic pump on the on the nacelle base plate of the nacelle. The rotor unit is supported exclusively on the nacelle base plate side by means of the one or more pump bearings, and the one or more support parts are constructed such that the stator unit is supported on the nacelle base plate so as to position the hydraulic pump between a hub and the central axis of the yaw rotation seated bearing. The one or more support parts are provided with an access passage that connects a first space that is within the nacelle and houses the hydraulic pump to a second space that is within the nacelle and is located on the opposite side of the first space, with the one or more support parts therebetween.

Inventors:

KAMEDA TAKURO (JP)
DODSON HENRY (GB)
ROBERTSON ALASDAIR (GB)

Application Number:

PCT/JP2012/082937

Publication Date:

June 26, 2014

Filing Date:

December 19, 2012

Export Citation:

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Assignee:

MITSUBISHI HEAVY IND LTD (JP)

International Classes:

F03D9/00; F03D11/04

Domestic Patent References:

WO2012073277A2	2012-06-07
WO2012137311A1	2012-10-11

Foreign References:

US20100032959A1	2010-02-11
JP2005105917A	2005-04-21
JP2004532370A	2004-10-21
US20100032959A1	2010-02-11
DE102008063874A1	2010-07-01
JP2005337267A	2005-12-08
JP2009162380A	2009-07-23

Other References: