【摘要】 本文主要介绍了一种基于BP神经网络的谐波测量方法。与传统的谐波测量方法相比,其在实时性及精确度上有了很大的改善。文章重点介绍了BP神经网络结构和学习训练原理,并且针对传统BP训练算法学习速度较慢的缺点,提出了一种能够加快训练速度的新方法。实验结果表明,在谐波测量电路里采用新方法训练好的BP神经网络是可行的。更多还原

【Abstract】 This paper introduces a new harmonic measurement method,which is based on BP neural networks.Comparing with the traditional harmonic measurement method,this new method can enhance efficiency of real time and accuracy.A new arithmetic,which can improve the training speed of BP neural networks is presented in the article.Simulation result shows that this new harmonic measurement method is available.更多还原