High-density nanocrystalline core transformer for high-power high-frequency resonant converter

被引:100
作者
Shen, Wei [1 ]
Wang, Fei [2 ]
Boroyevich, Dushan [2 ]
Tipton, C. Wesley [3 ]
机构
[1] Linear Technol Corp, Milpitas, CA 95035 USA
[2] Virginia Polytech Inst & State Univ, Blacksburg, VA 24061 USA
[3] USA, Res Lab, Adelphi, MD 20783 USA
基金
美国国家科学基金会;
关键词
high-frequency transformer design; high power density; nanocrystalline material; resonant converter;
D O I
10.1109/TIA.2007.912726
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
A high-density transformer, using nanocrystalline core is developed for a 30 kW, 200 kHz resonant converter. Loss models are established for nanocrystalline cores through experimental characterization. The important parasitic models are also developed considering litz wire effects. Following a minimum size design procedure, several transformers with both nanocrystalline and ferrite cores are designed and prototyped. While all transformers meet the converter performance requirement during testing, using nanocrystalline core can achieve a significantly higher power density even at 200 kHz.
引用
收藏
页码:213 / 222
页数:10
相关论文
共 50 条
[31]   High-Frequency Planar Transformer Based on Interleaved Serpentine Winding Method With Low Parasitic Capacitance for High-Current Input LLC Resonant Converter [J].
Park, Su-Seong ;
Jeon, Myeong-Seok ;
Min, Sung-Soo ;
Kim, Rae-Young .
IEEE ACCESS, 2023, 11 :84900-84911
[32]   Current Detection and Control of Synchronous Rectifier in High-Frequency LLC Resonant Converter [J].
Wang, Kangping ;
Wei, Gaohao ;
Wei, Jiwen ;
Wu, Jiarui ;
Wang, Laili ;
Yang, Xu .
IEEE TRANSACTIONS ON POWER ELECTRONICS, 2022, 37 (04) :3691-3696
[33]   Magnetic Optimizations for High-Power Density Bidirectional Cascaded-Buck-Boost Converter [J].
Chen, Xi ;
Pise, Anirudh Ashok ;
Batarseh, Issa .
THIRTY-FOURTH ANNUAL IEEE APPLIED POWER ELECTRONICS CONFERENCE AND EXPOSITION (APEC 2019), 2019, :1444-1451
[34]   High-Power-Density Three-phase Converter Utilizing a Balanced-Flux Transformer Core [J].
Aguillon-Garcia, Jacobo ;
Moon, Gun-Woo .
2009 IEEE ENERGY CONVERSION CONGRESS AND EXPOSITION, VOLS 1-6, 2009, :540-546
[35]   Design of High Power Density Transformer [J].
Ding, Xiao-Dong .
INTERNATIONAL CONFERENCE ON ELECTRICAL ENGINEERING AND AUTOMATION CONTROL (ICEEAC 2017), 2017, 123 :142-148
[36]   Quarter-Turn Transformer Design and Optimization for High Power Density 1-MHz LLC Resonant Converter [J].
Liu, Yu-Chen ;
Chen, Kai-De ;
Chen, Chen ;
Syu, Yong-Long ;
Lin, Guan-Wei ;
Kim, Katherine A. ;
Chiu, Huang-Jen .
IEEE TRANSACTIONS ON INDUSTRIAL ELECTRONICS, 2020, 67 (02) :1580-1591
[37]   Analysis and Comparison of Series Resonant Converter With Embedded Filters for High Power Density DCX of Solid-State Transformer [J].
Okutani, Shota ;
Huang, Pin-Yu ;
Nishiyama, Ryo ;
Kado, Yuichi .
IEEE ACCESS, 2022, 10 :7716-7733
[38]   A High-efficiency High-power-density 1MHz LLC Converter with GaN Devices and Integrated Transformer [J].
Chen, Runruo ;
Yu, Sheng-yang .
THIRTY-THIRD ANNUAL IEEE APPLIED POWER ELECTRONICS CONFERENCE AND EXPOSITION (APEC 2018), 2018, :791-796
[39]   Analysis and Design of High Power Density and Wide Output LCC Resonant Converter [J].
Liu, Haifeng ;
Zhao, Jinbin ;
Wang, Yue ;
Qu, Keqing ;
Mao, Ling ;
Wang, Xiaoyang .
2019 22ND INTERNATIONAL CONFERENCE ON ELECTRICAL MACHINES AND SYSTEMS (ICEMS 2019), 2019, :3142-3147
[40]   High frequency and high power density bipolar DC-DC converter with GaN HEMT [J].
Yang, Yujin ;
Liu, Yu ;
Zhao, Yuhui ;
Liu, Jiaxin ;
Zhu, Binxin .
ENERGY REPORTS, 2023, 9 :617-624