田梁玉;唐忠;田晨;朱瑞婷;

• 1:上海电力学院电气工程学院

摘要(Abstract)：

微电网有主从结构和对等控制两种常用结构,运行状态分为并网运行和孤岛运行方式。在微电网运行状态切换时,基于主从控制结构的微电网通常在并网运行时采用PQ控制,孤岛运行时采用V/f控制;基于对等控制结构的微电网通常采用下垂控制。综合考虑主从结构和对等结构的特点,采用了将下垂控制和V/f控制相结合的混合控制策略,并结合改进的电流环控制器结构以及状态跟随器的设计来解决微电网平滑切换的问题。在MATLAB/simulink平台上搭建微电网仿真模型,仿真结果验证了所提控制策略的有效性。

关键词(KeyWords)： 微电网;下垂控制;V/f控制;平滑切换;状态跟随器

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金项目(51607111);; 中国工程院2016年国家战略咨询项目(2016-XZ-29-02)~~

作者(Author): 田梁玉;唐忠;田晨;朱瑞婷;

Email:

DOI: 10.13335/j.1000-3673.pst.2016.1543

参考文献(References)：

• [1]杨新法,苏剑,吕志鹏,等.微电网技术综述[J].中国电机工程学报,2014,34(1):57-70.Yang Xinfa,Su Jian,LüZhipeng,et al.Overview on micro-grid technology[J].Proceedings of the CSEE,2014,34(1):57-70(in Chinese).
• [2]刘志文,夏文波,刘明波.基于复合储能的微电网运行模式平滑切换控制[J].电网技术,2013,37(4):906-913.Liu Zhiwen,Xia Wenbo,Liu Mingbo.Control method and strategy for smooth switching of microgrid operation modes based on complex energy storage[J].Power System Technology,2013,37(4):906-913(in Chinese).
• [3]赵兴勇,杨涛,王灵梅.基于复合储能的微电网运行方式切换控制策略[J].高电压技术,2015,41(7):2142-2147.Zhao Xingyong,Yang Tao,Wang Lingmei.Control strategy for operation modes transfer of micro-grid based on hybrid energy storage system[J].High Voltage Engineering,2015,41(7):2142-2147(in Chinese).
• [4]赵冬梅,张楠,刘燕华,等.基于储能的微网并网和孤岛运行模式平滑切换综合控制策略[J].电网技术,2013,37(2):301-306.Zhao Dongmei,Zhang Nan,Liu Yanhua,et al.Synthetical control strategy for smooth switching between grid-connected and islanded operation modes of microgrid based on energy storage system[J].Power System Technology,2013,37(2):301-306(in Chinese).
• [5]陈新,姬秋华,刘飞.基于微网主从结构的平滑切换控制策略[J].电工技术学报,2014,29(2):163-170.Chen Xin,Ji Qiuhua,Liu Fei.Smooth transferring control method of microgrids based on master-slave configuration[J].Transactions of China Electrotechnical Society,2014,29(2):163-170(in Chinese).
• [6]Zhuo F,Wang X W,Guo H P,et al.Research of seamless transfer control strategy of microgrid system[C]//IEEE 8th International Conference on Power Electronics and ECCE Asia.Jeju,Korea:IEEE,2011:2059-2066.
• [7]陈杰,陈新,冯志阳,等.微网系统并网/孤岛运行模式无缝切换控制策略[J].中国电机工程学报,2014,34(19):3089-3097.Chen Jie,Chen Xin,Feng Zhiyang,et,al.A control strategy of seamless transfer between grid-connected and islangding operation for microgrid[J].Proceedings of the CSEE,2014,34(19):3089-3097(in Chinese).
• [8]陈杰,钮博文,张俊文,等.微电网运行模式平滑转换的混合控制策略[J].中国电机工程学报,2015,35(17):4379-4387.Chen Jie,Niu Bowen,Zhang Junwen,et,al.Hybrid control strategy for the seamless transfer of microgrids[J].Proceedings of the CSEE,2015,35(17):4379-4387(in Chinese).
• [9]Azevedo G M S,Bradaschia F,Cavalcanti M C,et al.Safe transient operation of microgrids based on master-slave configuration[C]//The3rd IEEE Energy Conversion Congress&Exposition.Arizona,USA:IEEE,2011:2191-2195.
• [10]邱麟,许烈,郑泽东,等.微电网运行模式平滑切换的控制策略[J].电工技术学报,2014,29(2):171-176.Qiu Lin,Xu Lie,Zheng Zedong,et al.Control method of microgrid seamless switching[J].Transactions of China Electrotechnical Society,2014,29(2):171-176(in Chinese).
• [11]张明锐,杜志超,王少波,等.高压微网运行模式切换控制策略[J].电工技术学报,2014,29(2):153-162.Zhang Mingrui,Du Zhichao,Wang Shaobo,et al.Control strategies of high-voltage microgrid for operation modes switching[J].Transactions of China Electrotechnical Society,2014,29(2):153-162(in Chinese).
• [12]郭权利,苑舜,周春阳,等.基于模糊控制的微网平滑切换控制策略的研究[J].高电压技术,2015,41(10):3281-3287.Guo Quanli,Yuan Shun,Zhou Chunyang,et al.Research on control strategy of smooth switching between microgrid and distribution network based on fuzzy principle[J].High Voltage Engineering,2015,41(10):3281-3287(in Chinese).
• [13]王盼宝,王卫,孟尼娜,等.直流微电网离网与并网运行统-控制策略[J].中国电机工程学报,2015,35(17):4388-4396.Wang Panbao,Wang Wei,Meng Nina,et al.Unified control strategy of islanding and grid-connected operations for DC microgrid[J].Proceedings of the CSEE,2015,35(17):4388-4396(in Chinese).
• [14]郑文迪,刘丽君,曾静岚.采用改进相位控制方法的微网并网/孤岛平滑切换策略[J].电网技术,2016,40(4):1155-1162.Zheng Wendi,Liu Lijun,Zeng Jinglan.Smooth switching strategy between grid-connected and islanded microgrid using improved phase control method[J].Power System Technology,2016,40(4):1155-1162(in Chinese).
• [15]米阳,夏洪亮,符杨,等.基于鲁棒下垂控制策略的微网平滑切换[J].电网技术,2016,40(8):2309-2315.Mi Yang,Xia Hongliang,Fu Yang,et al.Smooth switching of microgrid operation states based on robust droop control strategy[J].Power System Technology,2016,40(8):2309-2315(in Chinese).
• [16]郜登科,姜建国,张宇华.使用电压—相角下垂控制的微电网控制策略设计[J].电力系统自动化,2012,36(5):29-34.Gao Dengke,Jiang Jianguo,Zhang Yuhua.Design of microgrid control strategy using voltage amplitude and phase angle droop control[J].Automation of Electric Power Systems,2012,36(5):29-34(in Chinese).
• [17]苏虎,曹炜,孙静,等.基于改进下垂控制的微网协调控制策略[J].电力系统保护与控制,2014,42(11):92-98.Su Hu,Cao Wei,Sun Jing,et al.Micro-grid coordinated control strategy based on improved droop control[J].Power System Protection and Control,2014,42(11):92-98(in Chinese).
• [18]马玉娟,杨国华,周鑫,等.基于改进下垂法的微网并网控制策略研究[J].电测与仪表,2015,52(16):61-66.Ma Yujuan,Yang Guohua,Zhou Xin,et al.Research on control strategy of micro-grid-connected based on the improved droop method[J].Electrical Messurement&Instrcmentation,2015,52(16):61-66(in Chinese).
• [19]陈丽娟,王致杰.基于改进下垂控制的微电网运行控制研究[J].电力系统保护与控制,2016,44(4):16-21.Chen Lijuan,Wang Zhijie.Research of operation control of micro-grid based on improved droop control[J].Power System Protection and Control,2016,44(4):16-21(in Chinese).
• [20]Rocabert J,Gustavo M S,Luna A,et al.Intelligent connection agent for three-phase grid-connected microgrids[J].IEEE Transactions on Power Electronics,2011,26(10):2993-3003.
• [21]李中雷,宋蕙慧,曲延滨.基于母线Agent的微电网孤岛协调控制策略[J].电工技术学报,2015,30(增刊1):370-376.Li Zhonglei,Song Huihui,Qu Yanbin.A coordinate control strategy of islanded microgrid based on bus agent[J].Transactions of China Electrotechnical Society,2015,30(S1):370-376(in Chinese).
• [22]李旭光.微电网的建模、仿真及运行特性分析[D].天津:天津大学,2009.