IMPROVED CURRENT CONTROL TECHNIQUE OF VSI PWM INVERTERS WITH CONSTANT MODULATION FREQUENCY AND EXTENDED VOLTAGE RANGE

被引:28
作者
MALESANI, L [1 ]
TENTI, P [1 ]
GAIO, E [1 ]
PIOVAN, R [1 ]
机构
[1] CNR,IST GAS IONIZZATI,I-35100 PADUA,ITALY
关键词
D O I
10.1109/28.73627
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
A hysteresis control method for three-phase, current-controlled, VSI PWM inverters is presented, characterized by constant switching frequency. It is based on the phase-interference minimization technique presented in a previous paper but avoids the need to know load parameters. Moreover, it minimizes commutation losses and current ripple while allowing maximum output ac voltage to be obtained from the inverter. The method exhibits all the favorable characteristics of hysteresis controls: fast response, good accuracy, and robustness.
引用
收藏
页码:365 / 369
页数:5
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