特高压±1600kV直流发生器空间电场分布仿真分析  

Simulation Analysis of UHV ±1600kV DC Generator Electric Field Distribution

作　　者：张宗喜[1] 甘德刚[1] 朱天宇[1] 

机构地区：[1]国网四川省电力公司电力科学研究院,成都610072

出　　处：《电力与能源》2016年第3期340-343,共4页Power & Energy

摘　　要：特高压直流输电是国家电网公司跨区域远距离输电的重要手段,±1 600kV特高压直流电压发生器是提供直流高压试验电压的重要设备,主要用于直流电气设备的检测试验。为保障直流输电设备的安全运行,采用空间电场分析软件对直流发生器开展周围空间的电场分布进行数值模拟研究,分析其曲率半径的变化,电场强度的变化规律及影响因素,为直流电压发生器的试验室布局及编制现场试验安全规程提供了有利的数值依据,并针对性提出电场分布优化的措施。UHVDC（ultra high voltage direct current）is an important method for State Grid Corporation of China to achieve inter-regional long-distance power transmission.±1600kV UHVDC generator is an important equipment to provide HVDC test voltage,mainly used for testing the DC electrical equipment.In order to guarantee the safe operation of DC transmission equipment,this paper uses electric field analysis software to simulate the electric field distribution in the space around the DC generator and carry out numerical analysis.Through analyzing changes in the radius of curvature and variation of the electric field strength and influencing factors,it provides a favorable numerical basis for laboratory layout of DC voltage generator and preparation of safety regulations in field trials.Finally the targeted measures to optimize the electric field distribution is proposed.

关 键 词：直流电压发生器 电场计算 电晕 电场优化 

分 类 号：TM83[电气工程—高电压与绝缘技术]