新能源接入系统的电压暂降源定位方法研究

Research on Voltage Sag Source Location Method of New Energy Access Power System

风电和太阳能等新能源的接入对电网系统的电压暂降带来新的问题,正确识别电压暂降源得到重视。该文讨论了一种改进的距离阻抗法实现电压暂降源定位的新方法,并就风电接入系统进行了仿真验证,验证结果显示该定位方法能正确判断暂降源的位置。

The access of new energy such as wind power and solar energy brings new problems to the voltage sag of the system.How to correctly identify the source of voltage sag has attracted people’s attention.This paper discusses the use of the improved distance impedance method to locate the sag source,and the simulation of the wind power access system is verified,The results show that the position of sag source can be correctly determined.