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ji dian qi chao xing cheng de shi bo qi jian cha fa
Author(s): 
Pages: 73+37
Year: Issue:  3
Journal: Aerospace Control

Keyword:  常开触点示波器检查法失效故障发射设备地面测试直流稳压电源测试波形过程控制测试方法测试电路;
Abstract: <正> 某战术型号导弹的地面测试发射设备,用我厂生产的JRC-4M超小型密封继电器.在使用过程中,曾出现过常开触点失效的故障. 失效故障的继电器,经解剖分析,是因衔铁的超行程不足引起的. 衔铁超行程,是指当继电器激励时,衔铁运动自常开触点开始接触起,至衔铁完全闭
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