变电站钛酸锂电池并联直流电源系统消防方案研究  

Research on Fire Control Scheme of Parallel DC Power System for Lithium Titanate Battery in Substation

作　　者：徐立波 龚泉 杨思安 郑亚飞 沈诞煜 XU Libo;GONG Quan;YANG Sian;ZHENG Yafei;SHEN Danyu(Shanghai Electric Power Design Institute Co.,Ltd.,Shanghai 200025,China;State Grid Shanghai Municipal Electric Power Company,Shanghai 200125,China;Shenzhen Taiang Energy Technology Co.,Ltd.,Shenzhen 518057,Guangdong Province,China)

机构地区：[1]上海电力设计院有限公司,上海200025 [2]国网上海市电力公司,上海200125 [3]深圳市泰昂能源科技股份有限公司,广东深圳518057

出　　处：《电力与能源》2023年第3期277-281,共5页Power & Energy

摘　　要：为了探索钛酸锂电池取代铅酸蓄电池作为变电站直流电源系统后备电源的可行性,首先论述了钛酸锂电池的特点,通过与铅酸蓄电池的主要技术参数进行对比,论证了钛酸锂电池的适用性。其次,介绍了某110 kV变电站钛酸锂电池并联直流电源系统的方案,对并联电池智能组件的组成、配置模式和布置方式进行了阐述。最后,为进一步提升锂离子电池的安全性,提出了变电站钛酸锂电池并联直流电源系统的消防方案,给出电池室消防配置建议,重点论述了电池柜内配置的全氟己酮自动灭火系统的组成、布置方式、分级报警策略和联动控制方案。This paper explored the replacement of lead-acid battery by lithium titanate battery as the backup power supply of DC power system in substation.Firstly,the characteristics of lithium titanate battery were discussed.By comparing the main technical parameters of lead-acid battery,the applicability of lithium titanate battery was demonstrated.Secondly,the scheme of parallel DC power system in a 11o kV substation was introduced,and the composition,configuration mode and layout of parallel battery intelligent components were described.Finally,in order to further improve the safety of lithium ion batteries,a fire control scheme for the substation lithium titanate battery in parallel DC power supply system was proposed,and suggestions on the fire control configuration of the battery room were given.The composition,arrangement,hierarchical alarm strategy and coordinated control scheme of the perfluorohexanone automatic fire extinguishing system configured in the battery cabinet were emphatically discussed.

关 键 词：直流电源系统 钛酸锂 消防方案 变电站 

分 类 号：TM912.9[电气工程—电力电子与电力传动]