The Analysis and Simulation of Contact Loss between Pantograph and Catenary on Electric Railway

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Abstract:

Based on the classical Mayer-arc model, this paper establishes the equivalent circuit of traction network for AC25kV electric railway from the essence of contact loss discharge. The voltage waves of contact loss arc at different moments are obtained by MATLAB/simulink. Through the analysis, it can be confirmed that the EMI (electromagnetic interference) with broad band and high amplitude will appear at the moment the contact loss between pantograph and catenary happens. Finally, relevant measures are given to avoid the probability event of contact loss.

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1277-1280

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January 2015

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© 2015 Trans Tech Publications Ltd. All Rights Reserved

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