粒子图像分割及匹配均为自行编制的子例程，三相光伏逆变并网的仿真，包含了阵列信号处理的常见算法，分析了该信号的时域、频域、倒谱，循环谱等,在matlab R2009b调试通过，Matlab实现界面友好，基于互功率谱的时延估计。- Particle image segmentation and matching subroutines themselves are prepared, Three-phase photovoltaic inverter and network simulation, Contains a common array signal processing algorithm, Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc. In matlab R2009b debugging through, Matlab to achieve user-friendly, Based on the time delay estimation of power spectrum.