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...
电网技术  2013 

基于耦合电感单级升压逆变器的光伏并网发电系统

, PP. 1808-1813

Keywords: 耦合电感,光伏,单级逆变器,并网,直通零矢量,最大功率跟踪

Full-Text   Cite this paper   Add to My Lib

Abstract:

提出了基于耦合电感单级升压逆变器的光伏并网发电系统,其可在一级变换器中实现升压、逆变、单位功率因数并网和最大功率跟踪(maximumpowerpointtracking,MPPT)的功能。该拓扑在电压源和三相逆变桥间加入包含耦合电感的无源网络,通过调节桥臂的直通占空比和耦合电感的匝比,实现母线电压的提升。由于桥臂直通成为一种正常工作方式,系统的可靠性得到了提高。此外,采用单级逆变器和通过采样输出电流实现MPPT的方式简化了系统,降低了成本且易于实现。算例结果验证了该方法的可行性。

References

[1]  Jain S,Agarwal V.Comparison of the performance of maximum power point tracking schemes applied to single-stage grid-connected photovoltaic systems[J].IET Power Electronics,2007,1(5):753-762.
[2]  Shen M S,Wang J,Joseph A,et al.Constant boost control of the Z-source inverter to minimize current ripple and voltage stress[J].IEEE Transactions on Industry Applications,2006,42(3):770-778.
[3]  Ribeiro H,Pinto A,Borges B.Single-stage DC-AC converter for photovoltaic systems[C]//IEEE Proceedings of ECCE.America:IEEE,2010:604-610.
[4]  Ghoddami H,Yazdani A.A single-stage three-phase photovoltaic system with enhanced maximum power point tracking capability and increased power rating[J].IEEE Transactions on Power Delivery,2011,26(2):1017-1029.
[5]  张荣,周雒维,罗全明.新型单相Buck-Boost型并网逆变器的研究[J].电网技术,2006,30(S1):25-28.
[6]  Bose B.Global warming:energy,environmental pollution,and the impact of power electronics[J].IEEE Transactions on Industrial Electronics Magazine,2010,4(1):6-17.
[7]  Li Q,Wolfs P.Recent development in the topologies for photovoltaic module integrated converters[C]//IEEE Proceedings of PESC.South Korea:IEEE,2006:1-8.
[8]  Cavalcanti M C,Azevedo G M S,Amaral B A,et al.Efficiency evaluation in grid connected photovoltaic energy conversion systems[C]//IEEE Proceedings of PESC.Brazil:IEEE,2005:269-275.
[9]  Esram T,Chapman P L.Comparison of photovoltaic array maximum power point tracking techniques[J].IEEE Transactions on Energy Conversion,2007,22(2):439-449.
[10]  Shmilovitz D.On the control of photovoltaic maximum power point tracker via output parameters[J]//IEE Proceedings of Electric Power Applications,2005,152(2):239-248.
[11]  刘东冉,陈树勇,马敏,等.光伏发电系统模型综述[J].电网技术,2011,35(8):47-52.
[12]  焦阳,宋强,刘文华.光伏电池实用仿真模型及光伏发电系统仿真[J].电网技术,2010,34(11):198-202.
[13]  Wai R J,Wang W H,Chung-You L.High-performance stand-alone photovoltaic generation system[J].IEEE Transactions on Industrial Electronics,2008,55(1):240-250.
[14]  Bo Y,Zhao Y,He X N,et al.Design and analysis of a grid-connected photovoltaic power system[J].IEEE Transactions on Power Electronics,2010,25(4):992-1000.
[15]  周玉斐,黄文新.耦合电感电机升压逆变器[J].中国电机工程学报,2011,31(33):61-67.
[16]  刘军锋,李叶松.死区对电压型逆变器输出误差的影响及其补偿[J].电工技术学报,2007,22(5):117-122.
[17]  Peng F Z.Z-source inverter[J].IEEE Transactions on Industrial Applications,2003,39(2):504-510.
[18]  刘琳,陶顺,郑建辉,等.基于最优梯度的滞环比较光伏最大功率点跟踪算法[J].电网技术,2012,36(8):56-61.
[19]  廖志帆,祁新梅,郑寿森,等.光照强度快速变化时光伏系统稳定性分析[J].电网技术,2011,35(7):60-65.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133