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Here is a comparison of the traction motors of two recent rolling stock units operated by the French Railway company (SNCF). The goal is to analyze the impact of these two different designs of Permanent Magnet Synchronous Machines on the efficiency and characteristics of the rolling stock.
An on-board traction transformer with online monitoring systems for predictive and diagnosis maintenance is presented. Today, no tele diagnosis function is connected with this component on rolling stock. Maintenance operations are made according to the suppliers' advice and return of experience. In power transformer area, the monitoring on the transformer and its accessories is essential, due to criticality...
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