RENEWABLE ENERGY-TYPE POWER GENERATOR - MITSUBISHI HEAVY IND LTD

Title:

RENEWABLE ENERGY-TYPE POWER GENERATOR

Document Type and Number:

WIPO Patent Application WO/2014/097428

Kind Code:

A1

Abstract:

In the present invention, a renewable energy-type power generator is provided with at least one blade, a hub to which at least one plate is attached, a cylindrical member, at least one main bearing, a nacelle, a rotor unit, a hydraulic pump, a hydraulic motor, an oil pipe, and a power generator. The cylindrical member penetrates the hub and extends in the direction orthogonal to the plane of rotation of a rotor comprising the at least one blade and the hub. The main bearing is provided between the hub and the cylindrical member, the main bearing rotatably supporting the hub on the cylindrical member. The nacelle includes a nacelle base plate for supporting the cylindrical member. The rotor unit is disposed on the side of the hub opposite the nacelle, and is fixed to the hub. The hydraulic pump includes a stator unit fixed to the cylindrical member. The hydraulic motor is configured to be driven by pressurized oil from the hydraulic pump. The oil pipe is provided between the hydraulic pump and the hydraulic motor so as to penetrate the cylindrical member. The power generator is configured to be driven by the hydraulic motor.

Inventors:

NUMAJIRI TOMOHIRO (JP)
NODA YOSHITOMO (JP)

Application Number:

PCT/JP2012/082938

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; F03D1/06

Domestic Patent References:

WO2012073277A2

2012-06-07

Foreign References:

JP2006526107A	2006-11-16
EP2151574A2	2010-02-10
DE739482C	1943-09-27
JP2005009669A	2005-01-13
JPS55112073U	1980-08-06
US20100032959A1	2010-02-11
DE102008063874A1	2010-07-01
JP2009162380A	2009-07-23
JP4533642B2	2010-09-01

Other References: