Title:
DEVICE FAULT DETECTION METHOD AND APPARATUS
Document Type and Number:
WIPO Patent Application WO/2019/024450
Kind Code:
A1
Abstract:
A device fault detection method and apparatus, applied to a cloud server. The method comprises: obtaining, by a signal detector provided in a target device, first sampling data of a first vibration sound signal for the target device (S201); invoking a first detection model corresponding to the type of the first vibration sound signal from a pre-established detection model library (S202); and obtaining a preliminary fault diagnosis result for the target device on the basis of the first detection model and the first sampling data (S203). By means of the method, the diagnosis accuracy is improved, the personnel detection and maintenance costs are reduced, the target device can be recovered rapidly, and the types of detectable vibration sound signals are increased.
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Inventors:
LIU LI (CN)
WANG YONGHONG (CN)
WANG YONGHONG (CN)
Application Number:
PCT/CN2018/072544
Publication Date:
February 07, 2019
Filing Date:
January 15, 2018
Export Citation:
Assignee:
SHANGHAI MXCHIP INFORMATION TECH CO LTD (CN)
International Classes:
G01M99/00; G01H1/12
Foreign References:
| CN107421763A | 2017-12-01 | |||
| CN102621971A | 2012-08-01 | |||
| CN106323664A | 2017-01-11 | |||
| CN104568438A | 2015-04-29 | |||
| CN101780909A | 2010-07-21 | |||
| US20130090831A1 | 2013-04-11 | |||
| CN103558048A | 2014-02-05 | |||
| CN101126929A | 2008-02-20 | |||
| CN102778358A | 2012-11-14 |
Attorney, Agent or Firm:
UNITALEN ATTORNEYS AT LAW (CN)
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