It is very necessary to design an optical network self-healing system. So optical network auto switching protection system came into being.
针对光网络的故障特点，设计一种相应的网络自愈系统显得非常必要，因此，光网络自动切换保护系统应运而生。
It follows the operation pattern of substation system automatically and executes corresponding auto-switching scheme to ensure power supply continuous and reliable.
该装置能自动跟踪变电站系统的运行方式，执行相应的备自投方案，保证供电持续可靠。
On the basis of Xiangfan power grid, the formation background and working principle of district grid standby power auto-switching in were introduced.
以襄樊电网为工程实际基础，介绍了区域电网网络备用电源自动投入系统产生背景、工作原理。
On the basis of Xiangfan power grid, the formation background and working principle of district grid standby power auto-switching in were introduced.
以襄樊电网为工程实际基础，介绍了区域电网网络备用电源自动投入系统产生背景、工作原理。
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