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指出根据大连机车车辆工厂技开(1992)138号文件改造的故障励磁电路,仍存在冲动等问题.提出了新的改进电路,经分析和实践证明,效果是好的.
It is pointed out that the impulse problem still exists in the fault excitation circuit rebuilt according to the document of Technical Committee No. (1992) 138 of Dalian Locomotive and Rolling Stock Plant, and a new improved circuit is proposed. The analysis and practice prove that the effect is good.