基于改进HHT算法的电力系统低频振荡模态辨识研究

金涛,褚福亮,李威,刘奕路

Research on Power System Low Frequency Oscillation Modal Identification Based on Improved HHT Method

Tao Jin,Fuliang Chu,Wei Li,Yilu Liu

表4 改进HHT算法实验分析

Tab.4 Analysis results with HHT of oscillation signal

模式 幅值/V 衰减因子 振荡频率/Hz imf 1 1.31 0.264 0.628 imf 2 0.40 0.323 1.248 r 0.12 0.015 —