基于RFID的电动汽车充电桩结算系统设计  

Design of electric vehicle charging spot settlement system based on RFID

作　　者：尹静文[1] 苑璐 徐坤[3] 周子昂[3] 耿文波[3] YIN Jingwen;YUAN Lu;XU Kun;ZHOU Ziang;GENG Wenbo(XinXiang Vocational and Technical College,XinXiang 453000,China;Science and Technology Bureau of Zhoukou,Zhoukou 466001,China;Zhoukou Normal University,Zhoukou 466001,China)

机构地区：[1]新乡职业技术学院,河南新乡453000 [2]周口市科学技术局,河南周口466001 [3]周口师范学院,河南周口466001

出　　处：《周口师范学院学报》2018年第2期41-44,53,共5页Journal of Zhoukou Normal University

基　　金：河南省科技攻关计划项目:变电站智能巡检服务机器人

摘　　要：针对电动汽车充电桩充电费用结算实现方式,设计了以嵌入式微处理器STM32F103C8T6为控制核心的射频识别智能卡结算系统.采用射频通信收发芯片MFRC531实现非接触式智能卡读写功能,通过RS485通信接口完成充电电能读取.借助标准串行通信接口可以与计算机或其他控制器之间实现信息交换,具有较强的实用性和灵活性.软件设计完成了智能卡识别、信息读写及消费金额计算,并采用三重数据加密标准算法对数据加密,有效保护了用户数据安全.试验测试表明,该系统具有较高可靠性及稳定性.In order to achieve charging method of charging spot for electric vehicles,a smart card settlement system of embedded microprocessor STM32F103C8T6 as the control core was designed based on radio frequency identification.The contactless smart card read and write function was realized by using the radio frequency transceiver chip MFRC531.The charging quantity of electricity was read through the RS485 communication interface.The information exchange between computer and other controllers of the system was implemented with the help of standard serial communication interface,which had strong practicability and flexibility.The smart card identification,the information literacy and the consumption amount calculation were completed in the process of software design.And the triple data encryption standard,algorithm was adopted to encrypt the data so as to protect the user data security effectively.The test results indicated that the system has high reliability and excellent stability.

关 键 词：电动汽车 充电桩 RFID STM32F103 3DES算法 

分 类 号：TN911-34[电子电信—通信与信息系统] TM92[电子电信—信息与通信工程]