向家坝—上海±800kV特高压直流工程用并联电容器及装置的研制

Development of Shunt Capacitors and Installations for Xiangjiaba—Shanghai ±800kV UHVDC Transmission Project

主要对向家坝—上海±800 kV特高压直流工程用并联电容器及装置的研发进行了总结,通过对先进大容量单台电容器特点的分析、成套装置特点的介绍以及装置桥式差动电流保护整定值的计算,说明为特高压直流工程开发的并联电容器及装置具有国内领先水平,为今后特高压直流工程用电容器装置的进一步发展奠定了基础。

This paper mainly summarizes the development of shunt capacitors and installations for Xiangjiaba--Shanghai ＋ 800 kV UHVDC transmission project. Analysis on the characteristic of the advanced high power capacitor unit, the introduction to the characteristic of the capacitor installations and the calculation of the bridge differential current protection settings of the installation show that the capacitors and installations developed for UHVDC project is at the leading level in China, which laying a foundation for the further development of capacitors installations for UHVDC Transmission Project in the future.