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Parallel technique of multiple inverters for motor drive systems
Pages: 36-40,46
Year: Issue:  2
Journal: Electric Machines and Control

Keyword:  parallel invertersmotor drivemaster-slave controlcurrent sharing;
Abstract: 为了解决用于低压大电流电机传动系统的逆变器并联控制问题,对跟踪参考电流方式的主从式矢量控制系统进行了研究.在建立电机电流和并联逆变器环流等效电路模型的基础上,分析了电机电流和环流的控制原理,提出了跟踪参考电流方式的主从式矢量控制策略,并从电机稳定性能角度研究了电流调节器的设计原则,最后对控制系统性能进行了仿真和实验分析.研究结果表明:该控制策略间接引入了均流环控制,能有效减小并联逆变器之间的环流;...
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