Optimal control of three-level PWM inverters

被引:19
作者
Halasz, S
Hassan, AAM
Huu, BT
机构
[1] Department of Electrical Machines and Drives, Technical University of Budapest
关键词
harmonic loss-minimized control; induction motor; PWM; three-level inverter;
D O I
10.1109/41.557504
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
The harmonic loss-minimized optimal PWM strategy for three-level inverters is investigated. The different PWM methods for low-, middle-, and high-speed regions are presented. It is shown that for three-level inverters the optimized strategy in all speed regions differs from the optimal PWM strategy of two-level inverters, The developed optimal control ensures a minimum of motor harmonic losses for a predetermined number of commutations of three-level PWM inverters and for a given value of the fundamental harmonic voltage.
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页码:96 / 106
页数:11
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