平朔煤矿井下供电防越级跳闸系统浅析  

Analysis on Override Trip System of Underground Power Supply in Pingshuo Coal Mine

作　　者：武利春 尹士明 张宇 赵志伟 闫志宏 周松 Wu Li-chun;Yin Shi-ming;Zhang Yu;Zhao Zhi-wei;Yan Zhi-hong;Zhou Song(China Coal Pingshuo Group Co.,Ltd.,Shuozhou,Shanxi,036002;Nanjing Hongyi Electric Automation Co.,Ltd.,Nanjing,Jiangsu,210039)

机构地区：[1]中煤平朔集团有限公司,山西朔州036002 [2]南京弘毅电气自动化有限公司,江苏南京210039

出　　处：《电气防爆》2021年第5期32-35,共4页Electric Explosion Protection

摘　　要：煤矿井下常用多级短线路辐射供电系统,导致传统继电保护无法避免越级跳闸。针对平朔煤矿的实际供电情况,提出了有效的防越级跳闸保护方案,并阐述其原理和设计方案。The multi-level short line radiant power supply system is commonly used in coal mines,which makes the traditional relay protection override trip.According to the actual power supply situation of Pingshuo coal mine,it puts forward an effective override trip prevention scheme,and expounds its principle and design scheme.

关 键 词：煤炭行业 供电系统 越级跳闸 网络智能识别 

分 类 号：TM732[电气工程—电力系统及自动化]