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Content Provider | IEEE Xplore Digital Library |
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Author | Wang, F.H. Jin, Z.J. |
Copyright Year | 2011 |
Description | Author affiliation: Key Laboratory of Control of Power Transmission and Transformation, Ministry of Education, Department of Electrical Engineering, Shanghai Jiaotong University, Shanghai 200240 China (Wang, F.H.; Jin, Z.J.) |
Abstract | In order to further investigate the vibration performance of power transformer for the detection of winding deformation based on the vibration frequency response analysis (VFRA) method, the electro dynamic forces of the winding of power transformer are calculated first by virtue of the field-circuit coupled finite element method. Then the axial vibration model of the winding is built and the harmonic response analysis is done to study the vibration performance with the obtained results of electro dynamic forces when the winding is in healthy condition and in fault condition. The experiment of vibration frequency response for the 220kV transformer is made via the developed vibration measurement system. Calculated results and experimental results are agreed well when the winding is deformed with the preset fault of the drop of winding block. Moreover, it is verified again by the experimental results that the vibration analysis method to detect the winding deformation is more sensitive than that of leakage reactance method. |
Starting Page | 1 |
Ending Page | 6 |
File Size | 992837 |
Page Count | 6 |
File Format | |
ISBN | 9781457710001 |
ISSN | 19449925 |
e-ISBN | 9781457710025 |
e-ISBN | 9781457710018 |
DOI | 10.1109/PES.2011.6039540 |
Language | English |
Publisher | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
Publisher Date | 2011-07-24 |
Publisher Place | USA |
Access Restriction | Subscribed |
Rights Holder | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
Subject Keyword | Windings Vibrations Power transformers Electromagnetic forces Finite element methods Magnetic separation Dynamics finite element method Power transformer winding deformation electro dynamic force |
Content Type | Text |
Resource Type | Article |
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