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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A real time clock module maintains operating and timing parameters in "non-volatile" or persistent memory when an integrated circuit is powered down.

实时时钟模块的维护工作和时间“非易失性”，或当一个永久的记忆集成电路关机参数。

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Firstly, this paper shows a method to detective the open circuit loss and the load loss of the there-phase power transformer online by operating the real-time voltage and current of the transformer.

首先，本文对三相电力变压器空载损耗、负载损耗在线检测理论进行了讨论和分析。

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