一种三相异步电机离散变频软起动MATLAB仿真分频触发脉冲的合成方法

The Generatoin Method of Trigger Pulse of Discrete Variable Frequency Based on Three-phase Asynchronous Motors Discrete Variable Frequency Soft Starting MATLAB Simulation

三相异步电动机离散变频软起动在限制大的起动电流的同时,能够保证足够大的起动转矩,非常适用于重载起动的设备。在理论基础上,该文主要对三相异步电动机离散变频软起动MATLAB仿真模型中分频电压触发脉冲的合成方法做较详细的说明,并对相应的分频电压下软起动过程进行MATLAB仿真。

Discretevariablefrequencysoft starting forthree- phaseasynchronousmotorscanrestrainbit starting current,and ensure too enough starting torque.It can be well applied for devices with high load.Based on the theory,In this paper,mainly analyse the MATLAB simulation generation method of trigger pulse of discrete variable frequency besed on three- phase asynchronous motors discrete variable frequency soft starting.And analysethecorresponding frequencysoftstarting processwith MATLABsimulation.