全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用：99美元
投递稿件

查看量下载量

相关文章

更多...

新型高效率并联谐振直流环节软开关逆变器

, PP. 219-226

Keywords: 软开关,直流环节,并联谐振,逆变器

Full-Text   Cite this paper   Add to My Lib

Abstract:

为降低传统硬开关逆变器的开关损耗,提出了一种新型高效率并联谐振直流环节软开关逆变器。通过在传统硬开关逆变器的直流环节添加辅助谐振单元,使直流母线电压周期性地归零,可以实现逆变桥主开关器件的零电压开关,而且辅助开关器件也可以实现零电压开关和零电流开关。此外,辅助谐振单元中的器件都位于直流母线的并联支路上,有利于降低辅助谐振单元的损耗,从而实现逆变器效率的明显改善。对其工作原理进行分析,给出不同工作模式下的等效电路图,软开关的实现条件和控制策略。制作一个5kW的实验样机,通过实验结果验证该软开关逆变器的有效性。

 References

[1]  Bellar M D, Wu T S, Tchamdjou A, et al. A review of soft-switched dc-ac converters[J]. IEEE Transactions on Industry Applications, 1998, 34(4): 847-860.
[2]  祁晓蕾, 阮新波. 一种新的双幅控制有源箝位谐振直流环节逆变器[J]. 中国电机工程学报, 2008, 28(27): 42-47.
[3]  Qi Xiaolei, Ruan Xinbo. A novel two-amplitude active-clamped resonant DC link inverter[J]. Proceedings of the CSEE, 2008, 28(27): 42-47.
[4]  应建平, 沈红, 张德华, 等. 双滞环控制的三相双幅有源箝位谐振直流环节逆变器[J]. 中国电机工程学报, 2004, 24(2): 8-12.
[5]  Ying Jianping, Shen Hong, Zhang Dehua, et al. Two-hystersis control of three-phase two-amplitude actively clamped resonant DC-link inverter[J]. Proceedings of the CSEE, 2004, 24(2): 8-12.
[6]  明正峰, 钟彦儒, 宁耀斌, 等. 一种新的直流母线并联谐振零电压过渡三相PWM电压源逆变器[J]. 电工技术学报, 2001, 16(6): 31-35.
[7]  Ming Zhengfeng, Zhong Yanru, Ning Yaobin, et al. A novel transition DC-rail parallel resonant zero voltage three phase PWM voltage source inverter[J]. Transactions of China Electrotechnical Society, 2001, 16(6): 31-35.
[8]  Pan Zhiyang, Luo Fanglin. Transformer based resonant DC link inverter for brushless DC motor drive system[J]. IEEE Transactions on Power Electronics, 2005, 20(4): 939-947.
[9]  Zhang Huaguang, Wang Qiang, Chu Enhui, et al. A novel resonant DC link soft-switching inverter[J]. Proceedings of the CSEE, 2010, 30(3): 21-27.
[10]  Gurunathan R, Ashoka K S B. Zero-voltage switching DC link single-phase pulsewidth-modulated voltage source inverter[J]. IEEE Transactions on Power Electronics, 2007, 22(5): 1610-1618.
[11]  李睿, 马智远, 徐德鸿. 一种高效率软开关三相并网逆变器[J]. 电力系统自动化, 2011, 35(3): 62-66.
[12]  Li Rui, Ma Zhiyuan, Xu Dehong. A high efficiency soft switching three-phase grid-connected inverter[J]. Automation of Electric Power Systems, 2011, 35(3): 62-66.
[13]  潘三博, 陈宗祥, 潘俊民. 一种新型直流环节谐振逆变器的空间矢量脉宽调制方法[J]. 中国电机工程学报, 2007, 27(1): 65-69.
[14]  Pan Sanbo, Chen Zongxiang, Pan Junmin. A novel SVPWM method for DC rail resonant inverter[J]. Proceedings of the CSEE, 2007, 27(1): 65-69.
[15]  贺虎成, 刘卫国, 李榕, 等. 电机驱动用新型谐振直流环节电压源逆变器[J]. 中国电机工程学报, 2008, 28(12): 60-65.
[16]  He Hucheng, Liu Weiguo, Li Rong, et al. A novel resonant DC link voltage source inverter for motor drives[J]. Proceedings of the CSEE, 2008, 28(12): 60-65.
[17]  王强. 无中性点电位变化的辅助谐振变换极逆变器[J]. 中国电机工程学报, 2011, 31(18): 27-32.
[18]  Wang Qiang. Auxiliary resonant commutated pole inverter without change of neutral point potential[J]. Proceedings of the CSEE, 2011, 31(18): 27-32.
[19]  王强. 新型零电压开关谐振直流环节逆变器[J]. 中国电机工程学报, 2011, 31(27): 74-80.
[20]  Wang Qiang. Novel zero-voltage switching resonant DC link inverter[J]. Proceedings of the CSEE, 2011, 31(27): 74-80.
[21]  王强, 张化光, 褚恩辉, 等. 新型零电压零电流谐振极型软开关逆变器[J]. 中国电机工程学报, 2009, 29(27): 15-21.
[22]  Zhang Huaguang, Wang Qiang, Chu Enhui, et al. Analysis and implementation of a passive lossless soft-switching snubber for PWM inverters[J]. IEEE Transactions on Power Electronics, 2011, 26(2): 411-426.
[23]  王军, 徐龙祥. 软开关技术在磁悬浮轴承功率放大器中的应用[J]. 电工技术学报, 2009, 24(6): 85-90.
[24]  Wang Jun, Xu Longxiang. Application of power amplifier for active magnetic bearing using soft- switching technology[J]. Transactions of China Electrotechnical Society, 2009, 24(6): 85-90.
[25]  Chen Yietone. A new quasi-parallel resonant DC link for soft-switching PWM inverter[J]. IEEE Transactions on Power Electronics, 1998, 13(3): 427-435.
[26]  王军, 徐龙祥. 磁悬浮轴承并联谐振直流环节开关功率放大器[J]. 中国电机工程学报, 2009, 29(12): 87-92.
[27]  Wang Jun, Xu Longxiang. Parallel resonant DC link soft-switching power amplifier of magnetic bearing[J]. Proceedings of the CSEE, 2009, 29(12): 87-92.
[28]  张化光, 王强, 褚恩辉, 等. 新型谐振直流环节软开关逆变器[J]. 中国电机工程学报, 2010, 30(3): 21-27.
[29]  Wang Qiang, Zhang Huaguang, Chu Enhui, et al. Novel zero-voltage and zero-current resonant pole soft-switching inverter[J]. Proceedings of the CSEE, 2009, 29(27): 15-21.
[30]  王强, 张化光, 褚恩辉, 等. 一种新型三相无源软开关逆变器[J]. 中国电机工程学报, 2009, 29(18): 33-40.
[31]  Wang Qiang, Zhang Huaguang, Chu Enhui, et al. A novel three-phase passive soft-switching nverter[J]. Proceedings of the CSEE, 2009, 29(18): 33-40.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133