Title:
BEARING TESTING METHOD AND SYSTEM, AND GAS TURBINE ENGINE STARTING METHOD AND SYSTEM
Document Type and Number:
WIPO Patent Application WO/2021/129423
Kind Code:
A1
Abstract:
A bearing testing method and system, and a gas turbine engine starting method and system. The bearing testing method comprises: starting a rotor, and causing same to rotate at a first rotation speed in a first direction, wherein the first direction is a direction in which the rotor rotates when operating normally, and the first rotation speed is a calibration value; acquiring a first torque, wherein the first torque is a torque output when the rotor rotates at the first rotation speed in the first direction; and performing determination with respect to the first torque on the basis of a torque threshold, wherein the torque threshold is a calibration value, and if the first torque is less than the torque threshold, it is determined that a bearing does not have a fault.
Inventors:
JIN PU (CN)
Application Number:
PCT/CN2020/135890
Publication Date:
July 01, 2021
Filing Date:
December 11, 2020
Export Citation:
Assignee:
TECH XANADU OF RESONATORY SOLAR SYSTEMED CO LTD (CN)
International Classes:
G01M13/04
Domestic Patent References:
| WO2018235611A1 | 2018-12-27 |
Foreign References:
| CN110864900A | 2020-03-06 | |||
| CN107878442A | 2018-04-06 | |||
| CN108152740A | 2018-06-12 |
Attorney, Agent or Firm:
BEIJING JIATU PATENT ATTORNEY LAW FIRM (CN)
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