采煤机牵引四象限变流器驱动控制系统设计

Design of drive and control system of 4-quadrant converter for traction shearer

针对采煤机四象限变流器指标要求,设计了一种新型的采煤机四象限变流器驱动控制系统,详细介绍了系统硬件电路设计及软件实现。现场调试结果表明,该系统实现了采煤机的快速制动,可为采煤机提供持续的制动力,提高了采煤机牵引运行的控制性能和可靠性,具有较好的工程应用推广价值。

The paper designed a new drive and control system of 4-quadrant converter for traction shearer according to index requirements of 4-quadrant converter of shearer,and introduced design of hardware circuit and software implementation of the system.The field experiment results show that the system realizes fast braking of shearer,provides continuous braking force for shearer,and improves control performance and reliability of traction operation for shearer,which has good popularization value for engineering applications.