舟山多端柔性直流输电示范工程及其评估  

Zhoushan Multi-Terminal VSC-HVDC Transmission Demonstration Project and Its Evaluation

作　　者：刘黎 蔡旭[2] 俞恩科 俞兴伟 LIU Li;CAI Xu;YU Enke;YU Xingwei(Zhoushan Power Supply Company, National Grid Zhejiang Electric Power Corporation, Zhoushan, Zhejiang 316000, China;School of Electronic Information and Electrical Engineering,Shanghai Jiao Tong University, Shanghai 200240, China)

机构地区：[1]国网浙江省电力公司舟山供电公司,浙江舟山316000 [2]上海交通大学电子信息与电气工程学院,上海200240

出　　处：《南方电网技术》2019年第3期79-88,共10页Southern Power System Technology

摘　　要：介绍了舟山多端柔性直流输电示范工程基本情况、电网接线方式及直流控制保护功能,分析了快速重启动及换流站单站投退在工程中的应用及工程的运行效果。并结合实际运维经验,针对直流控制保护、换流阀子模块、直流断路器、直流测量装置等主要设备问题进行了分析,并给出了技术完善的方向。This paper introduces the basic situation, the power grid connection mode, and the DC control and protection function of Zhoushan VSC-MTDC transmission demonstration project, and analyzes the application of fast restart and start/stop of a single converter station, together with the operation effect of the project. Combined with the practical operation and maintenance experience, the main equipment problems such as DC control and protection, converter valve submodule, DC circuit breaker and DC measuring device are analyzed, and the direction of technical perfection is given.

关 键 词：多端柔性直流 快速重启动 直流控制保护 换流阀子模块 

分 类 号：TM721[电气工程—电力系统及自动化]