摘要
对晶闸管——直流电动机调速电路中的触发环节和主电路发生的各种故障现象进行列举与分析,总结了电路故障的判定和故障检查的一般方法,分析了电路的结构和主要测试点,并结合检修实例进行了说明。
The trigger link of thyristor-DC motor speed regulating circuit and the various faults of main circuit were analyzed, the circuit fault judgment and fault checking methods were summarized, the circuit structure and the main test points were presented. Finally, a maintenance process was given as an example.
出处
《机电工程技术》
2011年第10期111-114,共4页
Mechanical & Electrical Engineering Technology
关键词
直流调速
晶闸管
触发电路
故障检修
DC speed control
thyristor
trigger circuit
breakdown maintenance
