老挝会兰庞雅水电站厂用电备自投及闭锁逻辑设计

Design of station service ASAC and block logic diagram for Houay Lamphan Gnai Hydropower Project of Laos

介绍了老挝会兰庞雅水电站厂用电接线形式和运行方式,分析了本工程厂用电的特殊性和复杂性,通过对备自投配置难点和进线备自投接线难点的分析,提出了具体的解决方案及备自投配置的优化方案,解决了复杂厂用电系统的电气二次设计问题。

An introduction was made on the station service power supply system of Houay Lamphan Gnai Hydropow- er Project in Laos, including its wiring and operation mode. The author analyzed the particularity and complexity of the system, such as difficulties of ASAC configuration and wiring, based on which the optimization scheme was put forward, a solution for the secondary electrical design problem of complicated station service power supply system.