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电压型三相逆变器定频滞环电流控制新策略
引用本文:张竹,张代润,何易桓,王超. 电压型三相逆变器定频滞环电流控制新策略[J]. 变频器世界, 2009, 0(4): 39-41
作者姓名:张竹  张代润  何易桓  王超
作者单位:四川大学
摘    要:本文提出了电压型三相逆变器定频滞环控制一种新方法。该方法主要根据直流侧电源电压、电动机反馈电动势和参考电流信号波形的微分改变滞环电流宽度,实现开关频率的稳定。该方法的特点是不需要增加额外的模拟电路,完全数字化控制。使用Matlab仿真,仿真结果证明了该方法对电压型三相逆变器定频控制是有效可行的。

关 键 词:电压型三相逆变器  定频滞环控制  滞环带宽

A Novel Current Control Method for Voltage-source Three-phase Inverter with Constant Switch Frequency
Zhang Zhu Zhang Dairun He Yihuan Wang Chao. A Novel Current Control Method for Voltage-source Three-phase Inverter with Constant Switch Frequency[J]. THE WORLD OF INVERTERS, 2009, 0(4): 39-41
Authors:Zhang Zhu Zhang Dairun He Yihuan Wang Chao
Affiliation:Zhang Zhu, Zhang Dairun, He Yihuan, Wang Chao
Abstract:A novel constant switching frequency hysteresis current control technique for voltage-source three-phase inverter is proposed in this paper.The algorithm changes hysteresis band according to dc supply voltage,motor back electrical force and slope of reference current wave to realize the fixed switching frequency.The characteristic of the method is absolutely digital controlling without extra analog circuit.This method for voltage-source three-phase inverter current control with fixed switching frequency is ...
Keywords:Voltage-source three-phase inverter  Constant-switching-frequency hysteresis control  Hysteresis band  
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