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介绍了DF8CJ交流传动内燃机车用JD123异步牵引电动机的设计原则、基本参数和结构特点,着重阐述轴承润滑系统、插入式小齿轮结构、防止转子导条断条等方面解决的关键技术问题和主要试验情况。通过两年多20万km的运行考核表明,JD123异步牵引电动机完全满足机车的总体要求,并具有较高的可靠性。
The design principle, basic parameters and structural features of JD123 induction traction motor for DF8CJ AC diesel locomotive are introduced. The key technical problems and main tests to be solved in bearing lubrication system, plug-in pinion structure and rotor bar breakage prevention are emphasized. Happening. After more than two years running test of 200,000 km, JD123 asynchronous traction motor fully meets the requirements of locomotive and has high reliability.