Abstract
As in the non-normal factors, the switches and diodes of electronic power circuits prone to failure, three-phase inverter circuit, for example. In this paper, we make some simulations for the open-circuit of the switches and diodes of three-phase inverter circuit on MATLAB/Simulink platform. Besides, we analyze the fault waveform and extract the feature quantity characterizing the open-circuit fault of switches and diodes. At last, we achieve the accurate detection and location of the fault using normalized dc-component method and make the simulations to verify the above-mentioned theory.
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Acknowledgments
This work was supported by the State Key Program of National Natural Science of China “High-speed Railway Traction Power System Safety Prediction and control” under Grant U1134204. We would like to thank the anonymous reviewers for their comments and suggestions.
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© 2014 Springer-Verlag Berlin Heidelberg
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Zhou, Z., Xu, C., Wang, L., Meng, L. (2014). Fault Modeling and Fault Diagnosis of Three-Phase Inverter Circuit. In: Jia, L., Liu, Z., Qin, Y., Zhao, M., Diao, L. (eds) Proceedings of the 2013 International Conference on Electrical and Information Technologies for Rail Transportation (EITRT2013)-Volume I. Lecture Notes in Electrical Engineering, vol 287. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-53778-3_10
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DOI: https://doi.org/10.1007/978-3-642-53778-3_10
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Online ISBN: 978-3-642-53778-3
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