基于Trans-Z源逆变电路的UPS系统的研究Research on UPS system based on Trans-Z source inverter circuit
郑凯,曹茂永,王毅,仲崇旭
摘要(Abstract)：
针对UPS系统中由传统逆变器缺陷引起的升压难、控制复杂、抗干扰差的问题,基于Trans-Z源逆变电路提出一种新的UPS系统拓扑。研究Trans-Z源逆变电路基本结构、工作原理;采用正弦脉冲宽度调制(SPWM)对电路进行总体控制并改变输出电压;在理论分析的基础上给出Saber下的仿真结果;最后,以DSP芯片作为逆变主控芯片,搭建应用于UPS的Trans-Z源逆变电路。实际结果表明,该电路克服了传统逆变器的缺点,移除了死区控制时间,具有更好的升压能力,且提升了UPS带载能力,更适合应用于UPS充放电控制中。
关键词(KeyWords)： UPS;Trans-Z源逆变电路;DSP;SPWM;Saber;充放电控制
基金项目(Foundation): 中国“十二五”国家科技支撑计划项目(2012BAB13B04);; 国际(中国-南非)科技合作项目(CS06-L02)~~
作者(Author): 郑凯,曹茂永,王毅,仲崇旭
DOI: 10.16652/j.issn.1004-373x.2018.10.030
参考文献(References)：
- [1]石磊.UPS电源技术及发展[J].电气开关,2009,47(1):8-10.SHI Lei.The development of UPS technology[J].Electric switchgear,2009,47(1):8-10.
- [2]潘祺锋.基于DSP的UPS逆变电源控制系统设计[D].上海:华东师范大学,2010.PAN Qifeng.A design of UPS inversion control system based on DSP[D].Shanghai:East China Normal University,2010.
- [3]PENG F Z.Z-source inverter[J].IEEE transactions on industry applications,2003,3(2):504-510.
- [4]王利民,钱照明,彭方正.Z源升压变换器[J].电气传动,2006,36(1):28-29.WANG Limin,QIAN Zhaoming,PENG Fangzheng.Z-source boost converter[J].Electric drive,2006,36(1):28-29.
- [5]FANG X P,WANG X G,CHEN Z Q.A single-phase AC power supply based on modified quasi-Z-source inverter[J].IEEE transactions on applied superconductivity,2014,24(5):1-5.
- [6]AHMED H F,CHA H,KHAN A A.A single-phase quasi-Zsource AC-AC converter with high-frequency transformer isolation[C]//Proceedings of IEEE 8th International Power Electronics and Motion Control Conference.Hefei:IEEE,2016:1111-1115.
- [7]王剑,孙松松,王传辉,等.基于Z源网络的UPS逆变器的研究[J].电气技术,2016,17(7):31-35.WANG Jian,SUN Songsong,WANG Chuanhui,et al.The research on UPS inverter based on Z-source network[J].Electrical engineering,2016,17(7):31-35.
- [8]郭良兵.基于Z源逆变器的UPS系统研究[D].青岛:山东科技大学,2011.GUO Liangbing.Research of UPS based on Z-source inverter[D].Shandong University of Science and Technology,2011.
- [9]QIAN W,PENG F Z,CHA H.Trans-Z-source inverters[J].IEEE transaction on power electronics,2011,26(12):3453-3463.
- [10]王毅,曹茂永,张刘春,等.具有Trans-Z源的单相交流变换器设计[J].电网技术,2016,40(7):2162-2168.WANG Yi,CAO Maoyong,ZHANG Liuchun,et al.Design of single-phase AC converter with Trans-Z source[J].Power system technology,2016,40(7):2162-2168.
- [11]何浪,易灵芝,李胜兵,等.基于改进型Trans-Z源逆变器光伏并网系统研究[J].电气传动,2016,46(1):41-42.HE Lang,YI Lingzhi,LI Shengbing,et al.Study on modified Trans-Z-source inverter of PV grid system[J].Electric drive,2016,46(1):41-42.
- [12]董改花,冯浩.双极性SPWM波形生成法开关点计算及其谐波分析[J].电气传动自动化,2005,27(3):23-25.DONG Gaihua,FENG Hao.Calculation of on-off switching points for forming bipolar SPWM wave and its harmonic analysis[J].Electric drive automation,2005,27(3):23-25.