第四章给出了配电变电站自动化装置——网络仪表的硬件电路设计，阐述了主要电路的组成及功能；
The forth chapter introduces the design of circuit diagram of the automation equipment of distribution substation—net instrument. It elaborates the function and composes of main parts.
本文介绍了“箱式变电站及其自动化装置”的设计方案。
This paper discusses the design of the combined substation and its automation instrument.
定量分析了变电站时钟同步的校时误差、自动化装置时钟精度及基于两者的校时时间间隔确定等问题。
The time correction error of substation clock synchronization, the clock precision of automation equipment and the time correction interval are quantitatively analyzed.
综自改造后的变电站，其运行情况越来越依赖于自动化装置的实用性及成熟性。
The operation of fully transformed substation is increasingly dependent on the practicality and maturity of automated devices.
因此开展对漳河变电站增容扩建及综合自动化装置改造更新的研究，具有非常重要的意义。
Therefore carrying on the research of this substation's increasing capacity and reconstruction of the substation and the change of the synthesize automation equipment is significant.
因此开展对漳河变电站增容扩建及综合自动化装置改造更新的研究，具有非常重要的意义。
Therefore carrying on the research of this substation's increasing capacity and reconstruction of the substation and the change of the synthesize automation equipment is significant.
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