直接电流控制策略在变频器中的应用研究  

Research of Direct Current Control Strategy Using in Frequency Converter

作　　者：左宏基[1] 朱瑞卿[2] 

机构地区：[1]信阳供电公司．河南信阳464000 [2]河南理工大学后勤集团公司,河南焦作454010

出　　处：《煤矿机械》2012年第4期196-197,共2页Coal Mine Machinery

摘　　要：为提高变频器驱动电车的效率和性能,电车采用变频器驱动的方案不仅可以大大提高运煤电车的操控性,还大大节省了电能;对直接电流控制下变频器驱动电车的性能进行了研究,研究表明变频器能很好地跟踪给定电流,通过对电车电流的精确控制,大大提高电车性能,具有较大的理论指导意义和实际应用价值。To improve the efficiency and the performance of the electric cars moved by frequency converter, the electric cars moved by frequency converter not only do improve the handling of the coal- carrying electric cars but also greatly saving electric energy; In this paper, the performance of the electric cars moved by the direct current control frequency converter was studied, which show that the frequency converter can follow the given current well, the accuracy control of the electric car current can improve the performance of the electric cars greatly, and has the larger significance of the theory guidance and application value.

关 键 词：直接电流 电车 变频器 

分 类 号：TM46[电气工程—电器]