According to the valve switching principle, the switching time was prolonged to decrease the unit load hunting.

根据汽轮机阀切换动作原理，延长了阀切换时间，减小阀切换时的机组负荷晃动现象。

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By adjusting the driving pulse increment, the bright dark conversion to maximize the number of dark and light switching frequency optimization goal of homogenization in per unit time were achieved.

通过调整驱动脉冲增量，实现了单位时间亮暗转换次数最大化和亮暗转换频率均匀化的优化目标。

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This article proposes the operating principle and the program block-diagram of the automatic switching control to the main circuit-breaker on board of each powered unit of the train at proper time.

本文介绍了该装置对列车各车组适时进行主断路器自动分合闸控制的工作原理及程序框图。

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