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|1. (WO2014206081) TRACTION SYSTEM FOR MOTOR TRAIN UNIT POWERED BY ENERGY STORAGE DEVICE|
|Applicants:||CHANGCHUN RAILWAY VEHICLES CO., LTD
|Title:||TRACTION SYSTEM FOR MOTOR TRAIN UNIT POWERED BY ENERGY STORAGE DEVICE|
Disclosed is a traction system for a motor train unit powered by an energy storage device, which system comprises an energy storage device, a traction convertor and a traction motor, wherein the energy storage device is directly connected to the traction convertor; and the traction convertor is connected to the traction motor. The cyclic utilization of energy is realized, and the design costs are reduced. The motor train unit not only has the operation capability in a non-electrified section of railway and has the functions of emergency rescue and combat readiness in special rainy and snowy weathers or in the condition where an overhead contact system is damaged, but also can be used as a mobile power supply.