数据中心柴油发电机备用电源系统保护整定分析  

Relay Protection for Diesel Genset in Data Center

作　　者：姜秀攀 韩飞 赵德秀 JIANG Xiupan;HAN Fei;ZHAO Dexiu(Cumminss(China)Investment Co.,Ltd.,Beijing 100102,China)

机构地区：[1]康明斯(中国)投资有限公司,北京市100102

出　　处：《建筑电气》2024年第1期17-23,共7页Building Electricity

摘　　要：使用SKM Power Tools软件对一个数据中心的单母线柴油发电机备用电源系统进行短路计算和电流保护整定分析,并对比两种常用接地方式的保护整定差异,目的是在系统故障或异常工况时,各保护能自动、迅速、有选择地切除故障,保护电气设备不受损坏并避免事故扩大。The short-circuit calculation and relay protection coordination analysis for the isolated bus diesel generator standby power supply system of a data center are conducted by using the SKM Power Tools software,and the differences between two common earthing methods in terms of protection setting are compared,in ordert to ensure theprotective functions can automatically,quickly and selectively remove any fault in the event of system fault or abnormal condition,protect the electrical equipment from damage and prevent the accident from worsening.

关 键 词：数据中心 柴油发电机组 继电保护 单线图 变压器 TCC曲线 励磁涌流 接地方式 

分 类 号：TU852[建筑科学]