±800kV云广特高压换流变压器现场安装关键技术  

Key Technologies for Field Installation of Converter Transformers in the Yunnan-Guangzhou ±800 kV UHVDC Transmission Project

作　　者：李扬[1,2] 

机构地区：[1]华南理工大学电力学院,广州市510640 [2]中国南方电网超高压输电公司广州局,广州市510405

出　　处：《电力建设》2010年第7期59-62,共4页Electric Power Construction

基　　金：国家工程项目(发改能源[2006]2752号)

摘　　要：以±800kV云广特高压直流输电工程穗东换流站高端换流变压器现场安装调试为基础,介绍了高端换流变在现场安装调试过程中应注意的关键技术环节。穗东换流站800kV高端换流变压器的现场安装施工难度高于常规换流变压器,主要体现在安装环境洁净度控制、阀侧套管出线装置及套管安装、散热器安装、真空处理和热油循环、牵引就位等方面。Based on the experiences in field installation of the Huidong Converter Station of Yunnan-Guangdong ± 800 kV UHVDC transmission project,the key techniques for installation of the converter transformers are introduced.Installation of the 800 kV converter transformer is much more difficult than that of conventional transformers.The main difficulties include cleanness control of the installation environment,installation of valve bushing turrets and valve bushings,coolers installation,converter transformer oil treatment and traction in place and so on.

关 键 词：特高压工程 直流输电 换流变压器 现场安装 套管出线装置安装 套管安装 油处理 

分 类 号：TM63[电气工程—电力系统及自动化]