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An Integrated Learning Boost Converter Control for Hybrid Active Power Filter to Dampen Harmonic Resonance in Power System
Author(s): 
Pages: 30-35,41
Year: Issue:  6
Journal: TRANSACTIONS OF CHINA ELECTROTECHNICAL SOCIETY

Keyword:  学习控制Boost变换器有源滤波谐波振荡PWM逆变器电能质量;
Abstract: 提出了一种基于恒频Boost变换技术的PWM逆变器重复学习控制策略.该控制策略中,逆变器被视为Boost变换器实现谐波域内单位功率因数整流控制的同时,重复迭代学习策略由每个学习周期内Boost变换控制所产生的系统谐波电流获取被补偿谐波电压源的模型知识,从而形成PWM逆变器参考电压.以负载为晶闸管整流器的工业电力系统为例,验证了无源与有源结合的混合滤波器应用该控制策略的补偿效果.仿真结果表明,该控制器具有高稳定性、强鲁棒性、低稳态误差、快速跟踪等特点,抑制谐波振荡非常有效.
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