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介绍新钢公司三型厂线材连轧机的结构特点和工艺要求 ,以中轧 1 1至于 4机架的电气传动系统为例 ,阐述了西门子 6RA2 4 2 5数字直流调速装置的控制原理及其应用 .
This paper introduces the structural characteristics and technological requirements of the three-mill wire rod mill of Xin Gang Company. Taking the electric transmission system of rolling mill 1 1 to 4 stands as an example, the control principle of Siemens 6RA2 425 digital DC speed regulating device and its Application.