Novel control scheme for 3-phase PWM current-source converters under unbalanced source voltage conditions

作者: Yu-ling Li , Zhen-li Lou , Zhong-chao Zhang

DOI: 10.1631/JZUS.2006.A0263

关键词: HarmonicsConvertersPhase (waves)Voltage sourcePulse-width modulationCompensation (engineering)Control theoryElectronic engineeringControl theoryComputer scienceCurrent (fluid)

摘要: Under unbalanced source voltage supply, considerable output second harmonics and input low-order in 3-phase PWM current-source converters (PWM-CSC) are generated. This paper proposes a new deadbeat controller based on compensation for current. With the proposed scheme, of current eliminated reduced effectively. Simulation experimental results confirmed feasibility method.

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