采用网侧电流闭环控制的电能质量综合补偿方法A Comprehensive Power Quality Compensation Method Based on Feedback Control of Grid-Side Current
梅红明;王一;刘建政;
摘要(Abstract):
在各次谐波对应的同步旋转坐标系下,采用比例积分(proportion integration,PI)调节器对网侧各次谐波电流进行分次闭环控制,以有效消除采样精度、控制延时、脉冲宽度调制(pulse width modulation,PWM)死区等对补偿效果造成的影响,实现无静差补偿;在此基础上,针对负载中包含并联电容器时有源电力滤波器的稳定性问题,采用等效系统的方法进行了分析,并基于分次闭环控制提出了简单易行解决方案。数字仿真和物理试验验证了所提控制方法的的有效性。
关键词(KeyWords): 有源滤波器;并联电容器谐振;指定次谐波补偿;网侧电流闭环
基金项目(Foundation):
作者(Author): 梅红明;王一;刘建政;
Email:
DOI: 10.13335/j.1000-3673.pst.2013.08.009
参考文献(References):
- [1]王兆安,杨君.并联型电力有源滤波器控制方式的研究[J].西安交通大学学报,1995,29(3):97-102.Wang Zhaoan,Yang Jun.The study on the control methods of shuntactive power filter[J].Journal of Xi'an Jiaotong University,1995,29(3):97-102(in Chinese).
- [2]李红雨,吴隆辉,卓放,等.有源电力滤波器补偿延时及对策的研究[J].电工电能新技术,2005,27(3):18-21,76.Li Hongyu,Wu Longhui,Zhuo Fang,et a1.Study on thecompensation delay and its countermeasure of active power filter[J].Advanced Technology of Electrical Engineering and Energy,2005,27(3):18-21,76(in Chinese).
- [3]夏向阳,罗安,范瑞祥,等.有源滤波器控制延时的新型补偿方法[J].电工技术学报,2008,23(11):166-172.Xia Xiangyang,Luo An,Fan Ruixiang,et a1.The novel compensationcontrol delay method of active power filter[J].Transactions of ChinaElectrotechnical Society,2008,23(11):166-172(in Chinese).
- [4]李红雨,吴隆辉,卓放,等.一种新型的快速电流检测方法的研究[J].中国电机工程学报.2005,25(13):57-62.Li Hongyu,Wu Longhui,Zhuo Fang,et a1.Study on the novel fastcurrent detection method[J].Proceedings of the CSEE,2005,25(13):57-62(in Chinese).
- [5]何英杰,刘进军,王兆安,等.一种基于瞬时无功功率理论的数字谐波检测[J].电工技术学报,2010,25(8):185-192.He Yingjie,Liu Jinjun,Wang Zhaoan,et a1.A digital method fordetecting harmonic currents based on instantaneous reactive powertheory[J].Transactions of China Electrotechnical Society,2010,25(8):185-192.(in Chinese).
- [6]吴隆辉,卓放,张鹏博,等.并联混合型有源电力滤波器稳定性及控制方法[J].中国电机工程学报.2008,28(18):54-60.Wu Longhui,Zhuo Fang,Zhang Pengbo,et a1.Stability analysis andcontroller design of hybrid parallel active power filter[J].Proceedingsof the CSEE,2008,28(18):54-60(in Chinese).
- [7]吴隆辉,卓放,张鹏博,等.一种用于配电系统谐振抑制及谐波治理的新型PAPF控制方法[J].中国电机工程学报,2008,28(27):70-77.Wu Longhui,Zhuo Fang,Zhang Pengbo,et a1.A novel control methodof papf for resonance damping and harmonics compensation in powersystem[J].Proceedings of the CSEE,2008,28(27):70-77(in Chinese).
- [8]颜晓庆,杨君,王兆安.并联型电力有源滤波器的数学模型和稳定性分析[J].电工技术学报,1998,13(1):42-46.Yan Xiaoqing,Yang Jun,Wang Zhaoan.The mathematical model andstability analysis of shunt active power filter[J].Transactions of ChinaElectrotechnical Society,1998,13(1):42-46(in Chinese).
- [9]孙孝峰,曾健,李宁宁,等.并联有源滤波器网侧谐波电流反馈控制[J].电工技术学报,2012,27(10):150-154.Sun Xiaofeng,Zeng Jian,Li Ningning,et a1.Improvement for theclosed-loop control of shunt active power filter based on feedback ofsupply-side current[J].Transactions of China ElectrotechnicalSociety,2012,27(10):150-154(in Chinese).
- [10]杨柳,刘会金,陈允平.三相四线制系统任意次谐波电流的检测新方法[J].中国电机工程学报,2005,25(13):41-44.Yang Liu,Liu Huijin,Chen Yunping.A new algorithm for randomharmonic current detection in three phase four wire system[J].Proceedings of the CSEE,2005,25(13):41-44(in Chinese).
- [11]张树全,戴珂,谢斌,等.多同步旋转坐标系下指定次谐波电流控制[J].中国电机工程学报,2010,30(3):55-62.Zhang Shuquan,Dai Ke,Xie Bin,et a1.Selective harmonic currentcontrol based on multiple synchronous rotating coordinates[J].Proceedings of the CSEE,2010,30(3):55-62(in Chinese).
- [12]郭希铮,韩强,杨耕,等.可选择谐波型有源电力滤波器的闭环控制和实现[J].电工技术学报,2006,21(9):51-56.Guo Xizheng,Han Qiang,Yang Geng,et a1.Closed-loop controlmethod and implementation of selective harmonic type active powerfilters[J].Transactions of China Electrotechnical Society,2006,21(9):51-56(in Chinese).
- [13]刘威葳,丁洪发,段献忠.有源电力滤波器选择性谐波电流控制策略[J].中国电机工程学报,2011,31(27):14-20.Liu Weiwei,Ding Hongfa,Duan Xianzhong.Selective harmoniccurrent control strategy in active power filters[J].Proceedings of theCSEE,2011,31(27):14-20(in Chinese).
- [14]Zmood D N,Holmes D G.Stationary frame current regulation ofPWM inverters with zero steady-state error[J].IEEE Transactions onPower Electronics,2003,18(3):814-822.
- [15]Mattavelli P.A closed-loop selective harmonic compensation foractive filters[J].IEEE Transactions on Industry Applications,2001,37(1):81-89.
- [16]Zmood D N,Holmes D G,Bode G H.Frequency-domain analysis ofthree-phase linear current regulators[J].IEEE Transactions onIndustry Applications,2001,37(2):601-610.