一种高精度的电力系统谐波分析方法

针对电力系统谐波的危害和谐波治理的需要,提出了一种高精度的电力系统谐波分析算法,利用该算法可快速获得电力系统基波及各次谐波的高精度幅值和相位.提出并证明了该算法的收敛性定理,给出了利用该算法进行谐波分析的仿真实例.仿真结果表明,提出的谐波测量方法与其他方法相比具有更高的计算精度高和更快的计算速度,因而在电力系统谐波测量中有较大的应用价值.

An Approach with High Accuracy for the Analysis of Power System Harmonics

Considering the harmonics hazards in the power system and the need for harmonic governance, an algorithm with high accuracy for the analysis of power system harmonics has been proposed. The accurate amplitudes and the phases of fundamental and various orders of harmonics could be easily obtained using the algorithm. The convergence theorem of the algorithm was proposed and proved, and the simulation example of harmonic analysis using the proposed approach was given. Simulation results have shown that the proposed harmonic measuring method has higher accuracy and quicker speed compared with other methods, so it has significant value in the field of power system harmonic measurement.