一、问题的提出机车牵引电动机由于运行条件恶劣,经常积满大量油污,炭粉,给检修工作带来了繁重的清洗任务。清洗电机必须解决两个问题,一个是选择去污能力强,对电机绝缘结构及人体无危害的清洗剂,另一个是选择一种合理的清洗工艺。我段前期对汽油,三氯乙烯,三氯乙烷, First, the issue raised Locomotive traction motor due to poor operating conditions, often filled with a large number of oil, carbon powder, to the maintenance work has brought a heavy task of cleaning. Cleaning the motor must solve two problems, one is to choose a decontamination capability, the motor insulation structure and the human body without harm cleaning agent, and the other is to choose a reasonable cleaning process. I paragraph on the gasoline, trichlorethylene, trichloroethane,