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Analysis of Prediction Methods for Electrical Endurance of the Contacts for Switches
Author(s): 
Pages: 11-15
Year: Issue:  1
Journal: LOW VOLTAGE APPARATUS

Keyword:  开关电器电寿命预测方法;
Abstract: 总结了开关电器触头电寿命的预测方法,阐述了触头工作过程中改变触头状况的各种变量(如触头表面的粗糙度,触头的有效距离,触头的电阻,喷弧的波形,耐弧性,触头的电腐蚀,电压的波动范围等).对每种方法的原理、优缺点、正确性和预测方法的趋势进行了分析和讨论.
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