Title:
SYSTEM AND METHOD FOR MONITORING A WIND TURBINE GEARBOX
Document Type and Number:
WIPO Patent Application WO/2012/015614
Kind Code:
A3
Abstract:
A system and method are provided to monitor the health of a wind turbine gearbox. The system includes a plurality of sensors coupled to the wind turbine gearbox and a controller coupled to the plurality of sensors. The controller is configured to acquire vibration information from a vibration sensor, acquire a tachometer signal, convert the tachometer signal and the vibration information into a cycle domain signal, and perform an order analysis on the cycle domain signal, the order analysis providing information that identifies potential and actual damage within the wind turbine gearbox.
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Inventors:
LUO HUAGENG (US)
HALLMAN DARREN LEE (US)
HEDEEN ROBERT ARVIN (US)
SIRAK MICHAEL (US)
RICHTER DENNIS (US)
HALLMAN DARREN LEE (US)
HEDEEN ROBERT ARVIN (US)
SIRAK MICHAEL (US)
RICHTER DENNIS (US)
Application Number:
PCT/US2011/044316
Publication Date:
November 01, 2012
Filing Date:
July 18, 2011
Export Citation:
Assignee:
GEN ELECTRIC (US)
LUO HUAGENG (US)
HALLMAN DARREN LEE (US)
HEDEEN ROBERT ARVIN (US)
SIRAK MICHAEL (US)
RICHTER DENNIS (US)
LUO HUAGENG (US)
HALLMAN DARREN LEE (US)
HEDEEN ROBERT ARVIN (US)
SIRAK MICHAEL (US)
RICHTER DENNIS (US)
International Classes:
G01H1/00; F03D11/02
Foreign References:
| US20050284225A1 | 2005-12-29 | |||
| US20100071469A1 | 2010-03-25 | |||
| US20080069693A1 | 2008-03-20 | |||
| US20050096873A1 | 2005-05-05 |
Attorney, Agent or Firm:
KRAMER, John, A. et al. (Global Patent Operation2 Corporate Drive, Suite 64, Shelton CT, US)
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