闽粤联网工程直流系统保护配置方案及试验技术研究  

Direct Current System Protection Configuration Scheme and Test Technology Study of Fujian-Guangdong Networking Project

作　　者：陈明泉 CHEN Mingquan(Fujian Zhongshisuo Electric Power Testing&Commissiong Co.,Ltd.,Fuzhou 350001,China)

机构地区：[1]福建中试所电力调整试验有限责任公司,福建福州350001

出　　处：《电工技术》2022年第19期64-69,共6页Electric Engineering

摘　　要：背靠背闽粤联网直流输电工程实现福建、广东两省电网的互联互通、互补余缺、互为备用和紧急事故支援,提高电网事故下的紧急支援能力,对推进泛珠三角区域及海峡西岸经济区合作发展具有重要意义。为此,对工程建设背景和一次接线设计方案进行了介绍,阐述了直流系统保护的配置设计方案及直流区域测量接口设计,并对直流系统保护单体、分系统、整组传动现场试验方案及试验技术进行了研究。The Fujian-Guangdong back-to-back DC Transmission Project realizes the interconnection,complementary surplus and deficiency,mutual standby and emergency support between the power grids of Fujian and Guangdong,and improves the emergency support capacity under power grid accidents,which is of great significance for promoting the cooperative development of the Pan Pearl River Delta and the Western Taiwan Straits Economic Zone.This paper introduces the engineering construction background and the design scheme of primary wiring,explains the design scheme of DC system protection and the design of DC area measurement interface,and researches the field test scheme and test technology of unit,sub-system and whole group transmission of DC system protection.

关 键 词：闽粤联网 背靠背 “三取二”逻辑 直流系统保护 中开关联锁 

分 类 号：TM773[电气工程—电力系统及自动化]