冉岩;刘鸿鹏;刘宽;王卫;

• 1:哈尔滨工业大学电气工程及自动化学院

摘要(Abstract)：

改进型Y源并网逆变器作为非线性系统,在并网控制中若采用传统PI控制则存在鲁棒性较差、调节速度慢等问题。为此提出采用端口受控哈密顿(port-controlled Hamiltonian,PCH)模型和能量成型的控制方法,从能量的角度研究改进型Y源并网逆变器的控制问题。通过状态平均法将改进型Y源并网逆变器模型转化为PCH模型,同时根据功率等级确定系统的平衡点,进而设计系统的控制器参数;并引入自适应控制,补偿耦合电感漏感带来的直通占空比损耗问题。最终,为了验证所提能量成型控制方法的有效性,搭建了一台200W的基于TMS320F2812的实验样机。

关键词(KeyWords)： 改进Y源逆变器;哈密顿系统;能量成型控制;自适应控制

Abstract:

Keywords:

基金项目(Foundation): “台达环境和教育基金(DREG2016001)”的资助

作者(Author): 冉岩;刘鸿鹏;刘宽;王卫;

Email:

DOI: 10.13335/j.1000-3673.pst.2018.0940

参考文献(References)：

• [1]江渝,姜琦,黄敏,等.单相单级光伏LCL并网逆变系统控制策略[J].电网技术,2015,39(2):312-319.Jiang Yu,Jiang Qi,Huang Min,et al.Control strategy of single-phase single-stage LCL grid-connected photovoltaic inverter system[J].Power System Technology,2015,39(2):312-319(in Chinese).
• [2]Peng F Z.Z-source inverter[J].IEEE Transactions on Industrial Application,2003,39(2):504-510.
• [3]Nguyen R K,Lim Y C,Kim Y J.A modified single-phase quasi-Z-source AC-AC converter[J].IEEE Transactions on Power Electronics,2012,27(1):201-210.
• [4]王毅,曹茂永,张刘春,等.具有Trans-Z源的单相交流变换器设计[J].电网技术,2016,40(7):2162-2168.Wang Yi,Cao Maoyong,Zhang Liuchun,et al.Design of single-phase AC converter with trans-Z source[J].Power System Technology,2016,40(7):2162-2168(in Chinese).
• [5]Siwakoti Y P,Loh P C,Blaabjerg F,et al.Y-source impedance network[J].IEEE Transactions on Power Electronics,2014,29(7):3250-3254.
• [6]Yan R,Wei W,Kuan L,et al.An improved single-phase Y-source inverter with continuous input current and reduced effects of leakage inductances[J].IEEJ Transactions on Electrical and Electronic Enineering,2018,13(6):891-900.
• [7]程启明,张强,程尹曼,等.基于PCHD模型的光伏Z源并网逆变器无源控制[J].高电压技术,2016,42(9):2723-2732.Cheng Qiming,Zhang Qiang,Cheng Yinman,et al.Passivity-based control of PV Z-source grid-connected inverter based on PCHD model[J].High Voltage Engineering,2016,42(9):2723-2732(in Chinese).
• [8]陈宗祥,蒋赢,潘俊民,等.基于滑模控制的Z源逆变器在单相光伏系统中的应用[J].中国电机工程学报,2008,28(21):33-39.Chen Zongxiang,Jiang Ying,Pan Junmin,et al.A Z-source inverter for a single-phase PV system based on sliding mode control[J].Proceedings of CSEE,2008,28(21):33-39(in Chinese).
• [9]郑建勇,黄金军,尤鋆,等.基于电流滞环控制的Z源光伏并网系统研究[J].电机与控制学报,2010,14(5):61-66.Zheng Jianyong,Huang Jinjun,You Jun,et al.Research on Z-source based current hysteresis control used in photovoltaic gridconnected system[J].Electric Machines and Control,2010,14(5):61-66(in Chinese).
• [10]郑建勇,刘孝辉.Z源光伏并网逆变器无差拍解耦控制[J].电网技术,2012,36(3):252-256.Zheng Jianyong,Liu Xiaohui.Deadbeat decoupling control of Z-source grid-connected inverter[J].Power System Technology,2012,36(3):252-256(in Chinese).
• [11]Fan F,Yuan L,Rui Z,et al.An nonlinear control strategy for single-phase quasi-Z-source grid-connected inverter[C]//IECON2017-43rd Annual Conference of the IEEE Industrial Electronics Society.Beijing,China:IEEE Industrial Electronics Society,2017:7685-7690.
• [12]Viola G,Ortega R,Banavar R,et al.Total energy shaping control of mechanical systems:simplifying the matching equations via coordinate changes[J].IEEE Transactions on Automatic Control,2007,52(6):1093-1099.
• [13]李朝东,宋蕙慧,曲延滨,等.孤岛运行方式下微电网储能系统能量成型控制策略[J].电力自动化设备,2014,34(10):48-55.Li Chaodong,Song Huihui,Qu Yanbin,et al.Strategy of energy-shaping control for microgrid energy storage system in islanding operation mode[J].Electric Power Automation Equipment,2014,34(10):48-55(in Chinese).
• [14]张斌,刘辉.基于PCH理论的无速度传感器电机调速控制[J].控制工程,2017,24(8):1567-1573.Zhang Bin,Liu Hui.Speed control of induction motor based on port controlled hamiltonian theory and speed sensorless meth-od[J].Control Engineering of China,2017,24(8):1567-1573(in Chinese).
• [15]Huihui S,Yanbin Q.Energy-based modelling and control of wind energy conversion system with DFIG[J].International Journal of Control,2011,84(2):281-292.
• [16]林晓冬,雷勇.基于T型三电平变流器的超导磁储能系统及其能量成型控制策略[J].电网技术,2018,42(2):607-613.Lin Xiaodong,Lei Yong.Three-level T-type converter for superconducting magnetic energy storage system and its energyshaping control strategy[J].Power System Technology,2018,42(2):607-613(in Chinese).