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...

基于Switch-Capacitor网络的单开关升压变换器

, PP. 206-216

Keywords: 单开关,升压比,电压应力,纹波,极性

Full-Text   Cite this paper   Add to My Lib

Abstract:

在新能源并网发电系统中,传统Boost变换器存在升压能力有限、纹波大和效率低等问题,为此,提出了一种基于Switch-Capacitor网络的单开关升压变换器,并推演出了相应的多级单开关升压变换器。详细分析了该变换器在CCM和DCM模式下的工作原理和工作性能,并搭建了实验模型,实验结果表明①在不增加开关器件电压应力的情况下,随着串联的Switch-Capacitor网络个数的增加,这类变换器的升压能力逐渐增强;②输入电流纹波和输出电压纹波小;③变换器中只有一个开关管,控制电路简单;④可以根据串联网络个数的奇偶性改变输出电压的极性,扩大了该变换器的适用范围。

References

[1]  Wuhua L, Xiangning H. Review of nonisolated high step-up DC/DC converters in photovoltaic grid- connected applications[J]. IEEE Transactions on Industrial Electronics, 2011, 58(4): 1239-1250
[2]  Wuhua Le. A review of non-isolated high step-up DC/DC converters in renewable energy applications [C]. IEEE Applied Power Electronics Conference, 2009: 364-369.
[3]  Ju Won B, Myung Hyo Ryoo, Tae Jin Kim, et al.High Boost converter using voltage multiplier[C]. IEEE Annual Conference of the Industrial Electronics Society, 2005.
[4]  Wuhua Li, Weichen Li, Xiangning He, et al. General derivation law of nonisolated high step-up interleaved converters with builtin transformer[J]. IEEE Transactions on Industrial Electronics, 2012, 59(3): 1650-1661.
[5]  Peng Fangzheng, Fang Xupeng, Gu Bin, et al. Z-source inverter[J]. Transactions of China Electrotechnical Society, 2004, 19(2): 47-51.
[6]  Shaowu Du, Zhong Chen, Liuchen Chang. A novel soft-switching two-stage step-up DC/DC converter[C]. Conference on 7th International Power Electronics 2007: 602-607.
[7]  Tsai Fu Wu, Yu Sheng Lai, Jin Chyuan Hung, et al. Boost converter with coupled inductors and buck- boost type of active clamp[J]. IEEE Transactions on Industrial Electronics, 2008, 55(1): 154-162.
[8]  Rong Jong Wai, Member, Rou Yong Duan. High step-up converter with coupled-inductor[J]. IEEE Transactions on Power Electronics, 2005, 20(5): 1025-1035.
[9]  姚刚, 沈燕群, 李武华, 等. 一种新型的有源交错并联Boost软开关电路[J]. 中国电机工程学报, 2005, 15(10): 65-69.
[10]  Gang Yao, Yanqun Shen, Wuhua Li, et al. A new soft switching circuit for the interleaved boost converters[J]. Proceedings of CSEE, 2005, 25(10): 65-69.
[11]  胡庆波, 瞿博, 吕征宇. 一种新颖的升压型电压调整器—两相交错并联耦合电感 Boost 变换器[J]. 中国电机工程学报, 2006, 26(9): 94-98.
[12]  Choi S, Agelidis V G, Yang J, et al. Analysis, design and experimental results of a floating-ouput interleaved-input boost-derived DC-DC high-gain transformer -less converter[J]. IET Power Electronics, 2010, 4(1): 168-180.
[13]  陆治国, 刘捷丰, 郑路遥, 等.输入串联输出串联高增益Boost变换器[J].中国电机工程学报, 2010, 30(30): 27-31.
[14]  Zhiguo Lu, Jiefeng Liu, Luyao Zheng, et al Input-series output-series high gain Boost converter [J]. Proceedings of the CSEE, 2010, 30(30): 27-31.
[15]  He Y, Luo F L. Analysis of luo converters with voltage lift circuit[J]. IEEE Proeeedings of Electric Power Applications, 2005, 152(5): 1239-1252.
[16]  Tomaszuk A, Krupa A. High efficiency high step-up DC/DC converters - a review[J]. Bulletin of the Polish Academy of Sciences Technical Sciences, 2011, 59(4): 475-483
[17]  Jun W, Jin T, Smedley K.A new interleaved isolated boost converter for high power applications[C].IEEE Applied Power Electronics Conference, 2006.
[18]  Weichen Li, Xiangning He. High step-up soft switching interleaved Boost converters with cross-winding-coupled inductors and reduced auxiliary switch nurnber[J]. IEEE Transactions on Power Electronics, 2009, 2(2): 125-133.
[19]  彭方正, 房绪鹏, 顾斌, 等.Z源变换器[J].电工技术学报, 2004, 19(2): 47-51.
[20]  Shih Ming Chen, Tsorng Juu Liang, Lung Sheng Yang. A cascaded high step-up DC-DC converter with single switch for microsource applications[J]. IEEE Transactions on Power Electronics, 2011, 26(4): 1146-1153.
[21]  Changchien S K, Liang J F, Chen L S. et al. Step-up DC-DC converter by coupled inductor and voltage-lift technique[J]. IET Power Electron, 2010, 3(3): 369-378.
[22]  HQB, QB, LZY. A novel step-up VRM—two-phase interleaved coupled-Boost converter[J]. Proceedings of CSEE, 2006, 26(9): 94-98.
[23]  Fang L L, Hong Y. Positive output multiple-lift push-pull switched-capacitor luo-converters[J]. IEEE Transactions on Industrial Electronics, 2004, 51(3): 594-602.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133