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Online Open Circuit Fault Diagnosis for Rail Transit Traction Converter Based on Object-Oriented Colored Petri Net Topology Reasoning
Joint Authors
Wang, Lei
Xu, Chunmei
Diao, Lijun
Chen, Jie
Qiu, Ruichang
Wang, Peizhen
Source
Mathematical Problems in Engineering
Issue
Vol. 2016, Issue 2016 (31 Dec. 2016), pp.1-10, 10 p.
Publisher
Hindawi Publishing Corporation
Publication Date
2016-09-25
Country of Publication
Egypt
No. of Pages
10
Main Subjects
Abstract EN
For online open circuit fault diagnosis of the traction converter in rail transit vehicles, conventional approaches depend heavily on component parameters and circuit layouts.
For better universality and less parameter sensitivity during the diagnosis, this paper proposes a novel topology analysis approach to diagnose switching device open circuit failures.
During the diagnosis, the topology is analyzed with fault reasoning mechanism, which is based on object-oriented Petri net (OOCPN).
The OOCPN model takes in digitalized current inputs as fault signatures, and dynamical transitions between discrete switching states of a circuit with broken device are symbolized with the dynamical transitions of colored tokens in OOCPN.
Such transitions simulate natural reasoning process of an expert’s brain during diagnosis.
The dependence on component parameters and on circuit layouts is finally eliminated by such circuit topology reasoning process.
In the last part, the proposed online reasoning and diagnosis process is exemplified with the case of a certain switching device failure in the power circuit of traction converter.
American Psychological Association (APA)
Wang, Lei& Xu, Chunmei& Diao, Lijun& Chen, Jie& Qiu, Ruichang& Wang, Peizhen. 2016. Online Open Circuit Fault Diagnosis for Rail Transit Traction Converter Based on Object-Oriented Colored Petri Net Topology Reasoning. Mathematical Problems in Engineering،Vol. 2016, no. 2016, pp.1-10.
https://search.emarefa.net/detail/BIM-1111807
Modern Language Association (MLA)
Wang, Lei…[et al.]. Online Open Circuit Fault Diagnosis for Rail Transit Traction Converter Based on Object-Oriented Colored Petri Net Topology Reasoning. Mathematical Problems in Engineering No. 2016 (2016), pp.1-10.
https://search.emarefa.net/detail/BIM-1111807
American Medical Association (AMA)
Wang, Lei& Xu, Chunmei& Diao, Lijun& Chen, Jie& Qiu, Ruichang& Wang, Peizhen. Online Open Circuit Fault Diagnosis for Rail Transit Traction Converter Based on Object-Oriented Colored Petri Net Topology Reasoning. Mathematical Problems in Engineering. 2016. Vol. 2016, no. 2016, pp.1-10.
https://search.emarefa.net/detail/BIM-1111807
Data Type
Journal Articles
Language
English
Notes
Includes bibliographical references
Record ID
BIM-1111807