直接转矩控制的变频器在选煤厂的应用

在异步电动机数学模型的基础上,利用Matlab/Simulink软件构建了直接转矩控制调速系统.介绍了直接转矩控制系统原理,结合选煤厂皮带启动时自身的特点,提出了直接转矩控制的变频器实施方案,实践证明,直接转矩控制的变频器实现了选煤厂皮带输送机的软起动,运行平稳可靠,几乎对皮带不造成损害,有广阎的应用前景.

Application on Inverter of Direct Torque Control in the Coal Preparation Plant

In the based on asynchronous motor mathematical model,by using Matlab/Simulink software build the direct torque control speed regulation system,this paper introduces the principle of the direct torque control system,combined with its own characteristics when the belt started in the coal preparation plant,puts forward the implementation plan of frequency converter of direct torque control,the practice has proved,the frequency converter of direct torque control realized the soft start of the belt conveyor in ...