特高压±1600kV直流发生器空间电场分布仿真分析

Simulation Analysis of UHV ± 1 600 kV DC Generator Electric Field Distribution

特高压直流输电是国网公司跨区域远距离输电的重要手段,±1 600 kV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,并针对性的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. ±1 600 kV ultra high voltage DC generator is an important equipment to provide high voltage DC test voltage,mainly used for testing the DC electrical equipment. In order to guarantee the safe operation of DC transmission equipment, Using electric field analysis software to simulate the electric field distribution in the space around the DC generator and carry out numerical Analysis. Through analyzing of changes in the radius of curvature and variation of the electric field strength and influencing factors,providing a favorable numerical basis for laboratory layout of DC voltage generator and preparation of safety regulations in field trials.Finally proposing targeted measures to optimize the electric field distribution.