he modeling equation of this system is MD2X+bDX+kX = F The transfer function between the displacement X(s) and the input F(s) then becomes X(s) / F(s) = 1 / (Ms2 + bs +k)

在matlab环境里，建立的三相spwm的简单仿真模型-Simple simulation model in matlab environment, the establishment of a three-phase spwm