基于交错Buck电路的车载充电机控制系统研究
Control System Research on On-Board Battery Charger Based on Interleaved Buck Circuit
摘要:
基于北京平谷线地铁车辆的需求,开发了一款基于交错Buck电路的车载充电机用于蓄电池充电和为负载提供辅助电源,文中提出了车载充电机的硬件系统,分析了车载充电机的基本工作原理,提出了该变换器的数字控制策略,在此基础上建立了PSIM的仿真模型,最后通过实验验证了所提出控制系策略的正确性和合理性。
Abstract:
According to the needs of Beijing Pinggu Line subway vehicles, an on-board charger based on an interleaved Buck circuit is developed for battery charging and auxiliary power for the load. The hardware system of the on-board battery charger is proposed in the paper, the basic working principle of the on-board battery charger is analyzed, digital control strategy of the converter is proposed on these bases, and then PSIM simulation mode is constructed. Finally, the validity and reliability of the control system are verified by experiment.
参考文献
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