全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

三相并网/独立双模式逆变器控制策略研究

, PP. 52-58

Keywords: 三相并网/独立双模式逆变器,电容电流补偿,基于abc坐标系控制的切换方法,平滑切换

Full-Text   Cite this paper   Add to My Lib

Abstract:

提出了一种使三相并网/独立双模式逆变器(TDMI)在复杂电网故障情况下能够平滑切换和电网正常时具有很好并网性能的控制策略。针对采用LC型滤波器的三相并网/独立双模式逆变器,提出了一种新的基于abc坐标系控制的切换方法,有效减小了基于dq坐标系控制的切换过程易产生电压电流冲击的问题,对于严重电网故障也具有良好的切换性能,实现了双模式运行的平滑切换;采用了并网模式下引入电容电流补偿的电感电流闭环控制和独立模式下采用电容电压外环电感电流内环的控制方案,保证了逆变器在并网模式和独立模式下都具有很好的控制性能。仿真结果证明了该控制方案的有效性和切换方法的可行性。

References

[1]  王成山, 肖朝霞, 王守相. 微网中分布式电源逆变器的多环反馈控制策略[J]. 电工技术学报, 2009, 24(2): 100-107.
[2]  Wang Chengshan, Xiao Zhaoxia, Wang Shouxiang. Multiple feedback loop control scheme for inverters of the micro source in microgrids[J]. Transactions of China Electrontechnical Society, 2009, 24(2): 100-107.
[3]  Tirumala R, Mohan N, Henze C. Seamless transfer of grid-connected PWM inverters between utility- interactive and stand-alone modes[C]. Proceedings of the IEEE Applied Power Electronics Conference and Exposition, 2002, 2: 1081-1086.
[4]  Yao Zhilei, Xiao Lan, Yan Yangguang. Seamless transfer of single-phase grid-interactive inverters between grid-connected and stand-alone modes[J]. IEEE Transactions on Power Electronics, 2010, 25(6): 1597-1603.
[5]  王赞, 肖岚, 姚志磊, 等. 并网独立双模式控制高性能逆变器设计与实现[J]. 中国电机工程学报, 2007, 27(1): 54-59.
[6]  Gu Herong, Yang Zilong, Wang Deyu, et al. Seamless transfer of grid-connected PWM inverters between utility-interactive and stand-alone modes[C]. Proceedings of the IEEE Power Electronics and Motion Control Conference, 2006: 1-5.
[7]  过亮, 许爱国, 谢少军. 间接电流控制独立/并网双模式逆变器研究[J]. 电力电子技术, 2008, 42(4): 36-38.
[8]  Guo Liang, Xu Aiguo, Xie Shaojun. Research on indirect current control algorithm for grid-connected inverter[J]. Power Electronics, 2008, 42(4): 36-38.
[9]  Fatu M, Tutelea L, Teodorescu R, et al. Motion sensorless bidirectional PWM converter control with seamless switching from power grid to stand alone and back[C]. Proceedings of the IEEE Power Electronics Specialists Conference, 2007: 1239-1244.
[10]  Huang Shengli, Kong Li, Xu Haiping. Control algorithm research on seamless transfer for distributed resource with a LCL filter[C]. Proceedings of the IEEE Third International Conference on Electric Utility Deregulation and Restructuring and Power Technologies, 2008: 2810-2814.
[11]  Yang Zilong, Wu Chunsheng, Wang Huan. Design of three-phase inverter system with double mode of grid-connection and stand-alone[J]. Power Electronics, 2010, 44(1): 14-16.
[12]  Lei Qin, Yang Shuitao, Peng Fang Z. Multi-loop control algorithms for seamless transition of grid- connected inverter[C]. Proceedings of the IEEE Applied Power Electronics Conference and Exposition, 2010: 844-848.
[13]  刘飞. 三相并网光伏发电系统的运行控制策略[D]. 武汉: 华中科技大学, 2008.
[14]  Zan Wang, Xiao Lan, Yao Zhilei, et al. Design and implementation of a high performance utility- interactive inverter[J]. Proceedings of the CSEE, 2007, 27(1): 54-59.
[15]  Teodorescu R, Blaabjerg F. Flexible control of small wind turbines with grid failure detection operating in stand-alone and grid-connected mode[J]. IEEE Transactions on Power Electronics, 2004, 19(5): 1323-1332.
[16]  杨子龙, 伍春生, 王环. 三相并网独立双模式逆变器的设计[J]. 电力电子技术, 2010, 44(1): 14-16.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133