对变电站蓄电池运行维护中开路监测、内阻测试、单体一致性等关键技术的难点进行分析,并提出解决策略.通过对3个供电局的调研,总结了蓄电池在线监测、远程维护和容量预估等方面的实践经验和存在问题,指出运用数据系统对蓄电池运行状态进行监控是变电站备用电源管理技术的发展方向.
This paper analyzes key technique difficulties in operation maintenance of substation storage batteries such as open-circuit monitoring, internal resistance testing, coherence of the battery, and so on, and it also proposes solutions.Based on investigation and survey for three power supply bureaus, it summarizes practical experience and existing problems in online monitoring, remote maintenance and capacity estimation.It points out development direction of backup power source management technology for the substation is using the data system to supervise operational state of storage batteries.