本文列举了装置的主要监测项目，说明了高压断路器的行程和速度、合闸弹簧状态监测的原理。
This paper enumerates the main monitoring functions of the intelligent device, and describes the condition monitoring principle of the stoke, operating speed, close spring of high voltage switchboard.
通过改变线圈电阻和匝数两个参数，分别仿真分析了线圈电阻和匝数的改变对于操作机构合闸时间及动铁芯运动速度的影响。
The effects of coil resistance and the number of turns to operating mechanism closing time and moving velocity of the iron core are simulated and analyzed.
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