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逆变器侧电流反馈的LCL并网逆变器电网电压前馈控制策略

, PP. 54-60

Keywords: 并网逆变器,LCL滤波器,逆变器侧电流反馈,电网电流,低次谐波电流,电网电压前馈

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Abstract:

逆变器侧电流反馈的具有稳定性强、单闭环控制、参数设计简单和系统成本较低的优点,但是其属于电网电流间接控制,造成并网功率因数较低,此外,电网电流中还包含由电网电压引起的低次谐波电流。为保留其优点并克服其缺点,提出一种适用于逆变器侧电流反馈LCL并网逆变器的完全电网电压前馈控制策略,该策略能完全消除电网电压对电网电流的影响,并且并网功率因数得到了大大的提升。仿真与实验结果表明,所提控制策略正确、有效。

References

[1]  Nigim K A,Zobaa A F. Development and opportunities of distributed generation fuelled by renewable energy sources[J]. International Journal of Global Energy Issues, 2006,26(3):215-231.
[2]  Xiao Huafeng,Xie Shaojun,Chen Yang,et al. An optimized transformerless photovoltaic grid-connected inverter[J]. IEEE Trans. on Industry Electronics, 2011,58(5):1887-1895.
[3]  Mazumder S K,Burra R K,Huang R,et al. A universal grid-connected fuel-cell inverter for residential application[J]. IEEE Trans. on Industry Electronics, 2010,57(10):3431-3447.
[4]  Ahn S,Park J,Chung I,et al. Power-sharing method of multiple distributed generators considering control modes and configurations of a micro-grid[J]. IEEE Trans. on Power Delivery, 2010,25(3):2007-2016.
[5]  Lopes L A C,Sun Huili. Performance assessment of active frequency drifting islanding detection methods[J]. IEEE Trans. on Energy Conversion, 2006,21(1):171-180.
[6]  刘方锐,余蜜,张宇,等. 主动移频法在光伏并网逆变器并联运行下的孤岛检测机理研究[J]. 中国电机工程学报, 2009,29(12):47-51. Liu Fangrui,Yu Mi,Zhang Yu,et al.Islanding detection evaluation for active frequency drifting methods in multiple photovoltaic grid-connected converters[J].Proceedings of the CSEE,2009,29(12)
[7]  Chen C,Wang Y,Lai J,et al. Design of parallel inverters for smooth mode transfer micro-grid applications[J]. IEEE Trans. on Power Electronics, 2010,25(1):6-15.
[8]  IEEE. STD 929~2000 IEEE recommended practice for utility interface of photovoltaic(PV)systems[S]. New York:IEEE, 2002.
[9]  Malinowski M,Bernet S. A simple voltage sensorless active damping scheme for three-phase PWM converters with an LCL filter[J]. IEEE Trans. on Industry Electronics, 2008,55(4):1876-1880.
[10]  Twinning E,Holmes D G. Grid current regulation of a three-phase voltage source inverter with an LCL input filter[J]. IEEE Trans. on Power Electronics, 2003,18(3):888-895.
[11]  徐志英,许爱国,谢少军. 采用LCL滤波器的并网逆变器双闭环入网电流控制技术[J]. 中国电机工程学报, 2009,29(27):36-41. Xu Zhiying,Xu Aiguo,Xie Shaojun.Dual-loop grid current control technique for grid-connected inverter using an LCL filter[J].Proceedings of the CSEE,2009,29(27)
[12]  许津铭,谢少军,肖华锋. LCL滤波器有源阻尼控制机制研究[J]. 中国电机工程学报, 2012,32(9):27-33. Xu Jinming,Xie Shaojun,Xiao Huafeng.Research on control mechanism of active damping for LCL filters[J].Proceedings of the CSEE,2012,32(9)
[13]  Liserre M,Blaabjerg F,Hansen S. Design and control of an LCL-filter-based three-phase active rectifier[J]. IEEE Trans. on Industry Applications, 2005,41(5):1281-1291.
[14]  Abeyasekera T,Mark J C,David J A. Suppression of line voltage related distortion in current controlled grid connected inverters[J]. IEEE Trans. on Power Electronics, 2005,20(6):1393-1401.
[15]  张强,张崇巍,张兴,等. 风力发电用大功率并网逆变器研究[J]. 中国电机工程学报, 2007,27(16):55-59. Zhang Qiang,Zhang Chongwei,Zhang Xing,et al.Study on grid-connected inverter used in high-power wind generation system[J].Proceedings of the CSEE,2007,27(16)
[16]  沈国桥,徐德鸿. LCL滤波并网逆变器的分裂电容法电流控制[J]. 中国电机工程学报, 2008,28(18):36-41. Shen Guoqiao,Xu Dehong.Current control for grid-connected inverters by splitting the capacitor of LCL filter[J].Proceedings of the CSEE,2008,28(18)
[17]  Shen Guoqiao,Xu Dehong,Cao Luping,et al. An improved control strategy for grid-connected voltage source inverters with an LCL filter[J]. IEEE Trans. on Power Electronics, 2008,23(4):1899-1906.
[18]  赵清林,郭小强,邬伟扬. 单相逆变器并网控制技术研究[J]. 中国电机工程学报, 2007,27(16):60-64. Zhao Qinglin,Guo Xiaoqiang,Wu Weiyang.Research on control strategy for single-phase grid-connected inverter[J].Proceedings of the CSEE,2007,27(16)
[19]  Wang Xuehua,Ruan Xinbo,Liu Shangwei,et al. Full feedforward of grid voltage for grid-connected inverter with LCL filter to suppress current distortion due to grid voltage harmonics[J]. IEEE Trans. on Power Electronics, 2010,25(12):3119-3127.

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