基于可调直流功率模块的电动汽车无线充电系统研究
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摘要
将目前成熟应用于电动汽车有线充电的直流功率模块应用于无线充电系统.设计了功率模块与主控单元之间的拓扑连接架构图,并对基于AMR+FPGA的主控单元进行了设计.对主控单元与直流功率模块之间的CAN通信协议进行了分析,并设计了电池测量单元与主控单元之间的通信协议.针对电池3阶段充电的需要,分析了其充电控制流程,并对充电启动时的充电阶段判定及充电过程的PID控制进行了设计.开发了实验室原型机系统,并通过在一组1.2kW的动力电池上的充电实验,验证了所设计的基于可调直流功率模块的无线充电系统的可用性及优越性.
The paper employees a DC power module used in the cable electric vehicle(EV)charging system in the wireless one.The topology connection architecture between the power module and the main controller,which based on ARM plus FPGA are designed.The CAN communication protocol between the controller and DC power module is analyzed;meanwhile the communication protocol between the controller and the battery measuring unit is designed.Aiming at the requirement of three-stage charging for the battery,the charging progress is analyzed.The stage decision at the charging starting,and the PID control protocol are designed.The laboratory prototype is developed and the charging experiment on a EV cell up to a power of 1.2 kW is conducted.The experiment verifies the feasibility and superiority of wireless charging system based on the adjustable DC power module.
The paper employees a DC power module used in the cable electric vehicle(EV)charging system in the wireless one.The topology connection architecture between the power module and the main controller,which based on ARM plus FPGA are designed.The CAN communication protocol between the controller and DC power module is analyzed;meanwhile the communication protocol between the controller and the battery measuring unit is designed.Aiming at the requirement of three-stage charging for the battery,the charging progress is analyzed.The stage decision at the charging starting,and the PID control protocol are designed.The laboratory prototype is developed and the charging experiment on a EV cell up to a power of 1.2 kW is conducted.The experiment verifies the feasibility and superiority of wireless charging system based on the adjustable DC power module.
引文
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[13]蒋勇斌,王跃,刘军文,等.基于跳频控制策略的串联-串联谐振无线电能传输系统的参数优化设计方法[J].电工技术学报,2017,32(16):162-174.Jiang Yongbin,Wang Yue,Liu Junwen,et al.The optimal design methodology of series-series resonant tank parameters of wireless power transmission system based on leap frequency control strategy[J].Transactions of China Electrotechnical Society,2017,32(16):162-174.
[14]Zahid Z U.Modeling and control of series-series compensated inductive power transfer system[J].IEEE J.Emerg.Sel.Topics Power Electron.,2015,3(1):111-123.
[15]李昆鹏.电动汽车动力蓄电池无线充电技术的智能化研究[D].天津:河北工业大学,2011.Li Kunpeng.Intelligence research on wireless charging of electric vehicle’s power batteries[D].Tianjin:Hebei University of Technology,2011.
[2]朱春波,姜金海,宋凯,等.电动汽车动态无线充电关键技术研究进展[J].电力系统自动化,2017,41(2):60-65.Zhu Chunbo,Jiang Jinhai,Song Kai,et al.Research progress of key technologies for dynamic wireless charging of electric vehicle[J].Automation of Power Systems,2017,41(2):60-65.
[3]Hui S Y R,Zhong W X,Lee C K.A critical review on recent progress of mid-range wireless power transfer[J].IEEE Trans.on Power Electron.,2014,29(9):4500-4511.
[4]Deng Q J,Liu J T,Czarkowski D,et al.An inductive power transfer system supplied by a multiphase parallel inverter[J].IEEE Trans.Ind.Electron.,2017,64(9):7039-7047.
[5]邓其军,刘姜涛,陈诚,等.无线电能传输系统三相相移控制逆变器研发[J].电工技术学报,2017,32(18):52-61.Deng Qijun,Liu Jiangtao,Chen Cheng,et al.Development of a three-phase inverter with phase-shifted control for wireless power transfer system[J].Transactions of China Electrotechnical Society,2017,32(18):52-61.
[6]Hao H,Covic G,Boys J.A parallel topology for inductive power transfer power supplies[J].IEEE Trans.on Power Electron.,2014,29(3):1140-1151.
[7]Li Y,Mai R,Lu L,et al.Active and reactive currents decomposition based control of angle and magnitude of current for a parallel muti-inverter IPT system[J].IEEE Trans.on Power Electron.,2017,32(2):1602-1614.
[8]Nagendra G,Covic G,Boys J.Determining the physical size of inductive couplers for IPT EV systems[J].IEEE J.Emerg.Sel.Topics Power Electron.,2014:2(3):571-583.
[9]Fei Yanglin,Grant A Covic,John T Boys.Evaluation of magnetic pad sizes and topologies for electric vehicle charging[J].IEEE Transactions on Power Electronics,2015,30:6391-6407.
[10]Fei Yanglin,Seho Kim,Grant A Covic,et al.Effective coupling factors for series and parallel tuned secondaries in IPT systems using bipolar primary pads[J].IEEE Transactions on Transportation Electrification,2017,3:434-444.
[11]蔡华,史黎明,李耀华.感应耦合电能传输系统输出功率调节方法[J].电工技术学报,2014,29(1):215-220.Cai Hua,Shi Liming,Li Yaohua.Output power adjustment in inductively coupled power transfer system[J].Transactions of China Electrotechnical Society,2014,29(1):215-220.
[12]宋凯,李振杰,杜志江,等.变负载无线充电系统的恒流充电技术[J].电工技术学报,2017,32(13):130-136.Song Kai,Li Zhenjie,Du Zhijiang,et al.Constant current charging technology for variable load wireless charging system[J].Transactions of China Electrotechnical Society,2017,32(13):130-136.
[13]蒋勇斌,王跃,刘军文,等.基于跳频控制策略的串联-串联谐振无线电能传输系统的参数优化设计方法[J].电工技术学报,2017,32(16):162-174.Jiang Yongbin,Wang Yue,Liu Junwen,et al.The optimal design methodology of series-series resonant tank parameters of wireless power transmission system based on leap frequency control strategy[J].Transactions of China Electrotechnical Society,2017,32(16):162-174.
[14]Zahid Z U.Modeling and control of series-series compensated inductive power transfer system[J].IEEE J.Emerg.Sel.Topics Power Electron.,2015,3(1):111-123.
[15]李昆鹏.电动汽车动力蓄电池无线充电技术的智能化研究[D].天津:河北工业大学,2011.Li Kunpeng.Intelligence research on wireless charging of electric vehicle’s power batteries[D].Tianjin:Hebei University of Technology,2011.