中文说明： 解耦，恢复原信号，详细画出了时域和频域的相关图，与理论分析结果相比，有详细的注释，遗传算法无功优化，针对EMD方法的不足。
English Description：
Decouple, recover the original signal, draw the correlation diagram of time domain and frequency domain in detail, compared with the theoretical analysis results, there are detailed notes, genetic algorithm reactive power optimization, aiming at the shortcomings of EMD method.