This paper analyzes the characteristic of switch control circuit and the configuration of electric hold_down circuits in microcomputer_based protection device and electromagnetic relay, and presents a scheme to solve the problem in hold_down circuit of concrete project.
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高爱云,蔡泽祥. EMTDC异步电动机模型及起动过程仿真[J].电力系统保护与控制,2003,31(1):80-83.[WANG Yan. Analysis and research on electric hold-down circuit of switch[J]. Power System Protection and Control,2003,V31(1):80-83]
