如果将火花试验装置的电极在闭合或断开时的放电电弧看作一个非线性电阻，则可以实现电路本质安全性能的计算机辅助分析方法。
If the arc generated during the make or brake of electrodes of spark-test apparatus was regarded as a non-linear resistance, non-explosion assessing intrinsic safety method can be established.
本文提出的新型大功率混合直流接触器由闭合弹跳电弧消除电路、分断电弧消除电路和接触器本身组成。
In this paper, a new high power hybrid DC contactor is researched to slake the effect of arc for the application in the railway.
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