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备用电源自投装置(简称备自投)在电力系统中,有着非常广泛的应用,已经成为电网自动装置中的重要组成部分,对保证重要负荷可靠供电起着非常重要的作用。论文结合变电站现场实际及特殊情况对运行方式及备自投装置进行了分析,通过对特殊运行情况的分析提出了相应的改进建议,也为将来类似站用电备自投系统设计提供了参考。
Standby power self-throwing device (hereinafter referred to as stand-cast) in the power system, has a very wide range of applications, has become an important part of the power grid automation device, to ensure reliable power supply important load plays a very important role. Based on the actual substations and special situations, the paper analyzes the operation mode and the self-throwing device, and puts forward some suggestions for improvement through analyzing the special operation conditions. It also provides a reference for the design of power station self-throwing systems for similar stations in the future.