摘要
为实现高输出电压、高能量效率储能充电系统,研制了一台基于串联谐振的高压充电及储能装置。电容电压充到25 kV时,电容同时放电能达到180 kA的电流峰值,总储能为200 kJ,充电精度为5‰。从装置的技术要求出发,介绍了充电及储能装置总体设计方案、主电路参数计算和元器件选型。对其输出电压及其充电精度进行了测试,实验表明:该充电及储能装置能高精度、高稳定性输出,达到了设计目标,为高压充电及储能装置设计研究提供实践依据。
To realize high output voltage and high energy efficiency energy storage charging system,a high voltage charging and energy storage device based on resonant pulse technology was developed.When the capacitor voltage was charged to 25 kV,the capacitor was discharged simultaneously,the peak current of the device could reach 180 kA,which the total energy storage was 200 kJ and the charging accuracy is 5‰.The overall design scheme of charging and energy storage device,calculation of main circuit parameters and selection of components were introduced from the technical requirements of the device.By testing the output voltage and charging accuracy of the equipment,it is shown that the charging energy storage device can achieve the design goal of high precision and high stability output,which provides a practical basis for the design and research of the high-voltage charging energy storage device.
作者
蒋培
董理
刘新竹
JIANG Pei;DONG Li;LIU Xinzhu(School of Mechanical Engineer,Wuchang Institute of Technology,Wuhan 430065,Hubei,China;Weapon Academy,Naval Engineering University,Wuhan 430033,Hubei,China;School of Information Engineer,Wuchang Institute of Technology,Wuhan 430065,Hubei,China)
出处
《电气传动》
2021年第10期52-57,共6页
Electric Drive
基金
国家电网公司科技项目(SGJLDK00DWJS201600046)
武昌工学院博士科研基金项目(2020BSJ01)。
关键词
储能系统
充电机
串联谐振
放电开关
energy storage system
charger
series resonant
discharge switch
