双变频器组成的调速系统在高炉主卷扬上的应用

Speed Control System Based on Double Inverter Applied in Master Winch of Blast Furnace

由2台小型PLC分别控制2台变频器,构成在线备用模式,应用在高炉上料主卷扬上。介绍构成这一系统的硬件组成及PLC控制程序,以及变频器参数设定和调试方法。

The online backup mode based on two PLC controlling two inverters is implemented,which applied in master winch of blast furnace.The hardware constitute,PLC control program,inverter parameter setting and debugging methods are introduced.