论文部分内容阅读
针对母线保护系统投运初期存在的维护定检困难、运行方式不灵活及不满足反事故措施要求等问题,闸述了小浪底水电厂220kV开关站母线接线与继电保护配置,介绍了母线保护实现双重化配置和微机化改造的优化技改方案,并分析了改造实施原则、步骤、电流回路接线、辅助接点接引等主要关键技术及对策,以供借鉴。
In view of the problems of maintenance inspection, inflexible operation and non-compliance with accident prevention requirements during the initial operation of the busbar protection system, the busbar wiring and relay protection configurations of 220kV switchyard in Xiaolangdi Hydropower Plant are expounded, and busbar protection is introduced Dual configuration and computerized transformation of the optimization and technical transformation programs, and analysis of the transformation of the implementation of the principles and steps, the current loop wiring, auxiliary contacts and other key technologies and solutions for reference.