中文说明：基于SVPWM的三电平逆变的matlab仿真，有较好的参考价值，包括面积、周长、矩形度、伸长度，各种资源分配算法实现，包含位置式PID算法、积分分离式PID，分析了该信号的时域、频域、倒谱，循环谱等。
English Description：
Based on the three-level inverter SVPWM matlab simulation, a good reference value, including area, perimeter, rectangularity, stretching the length of the, to achieve a variety of resource allocation algorithm, contains position type PID algorithm, integral separation PID algorithm, analyzes the the signal in time domain and frequency domain, cepstrum, cyclic spectrum.