【期刊名称】《四川理工学院学报(自然科学版)》
【年(卷),期】2018(031)003
【摘 要】设计了一种双枪直流充电桩的电气结构,阐述了其单枪和双枪工作原理,提
出了一种双枪充电桩的均充和轮充的输出控制策略.详细阐述了以
STM32F407ZGT6 处理器为核心的主控制系统应具有的基本功能及其主要的控制
流程,分析各程序模块的功能.完成了主控制系统的硬件电路设计,包括 CAN 通讯、
RS485 、RS232 等总线接口电路,并进行板上 CAN 接口电路的验证,通过 ST 官方
库函数编程实现 CAN 在回环模式下的自发自收.通过软件设计,进而实现充电过程
中的电气连接确认、电压电流等输出控制、电量计量、人机交互、刷卡结算等功能,
满足电动汽车双枪直流充电桩系统的基本功能要求,提高控制智能化水平.%By
designing and analyzing the electrical topology of direct current charging
spot for eletric vehicle,a strategy of controling the output of double
charging gun was proposed.The main control system based on
STM32F407ZGT6 was designed.The basic function of main control system
and the process of control were elaborated.The hardware circuit of main
control system which including the interface circuit design of
CANBUS,RS485 and RS232 was completed.And the circuit of CAN in loop
back mode is Verificated.Besides,the confirmation of eletrical
connection,the control of voltage and current output,the computation of
eletric quantity,man-machine interaction,cash settlement,power-down