便携式HEV动力电池故障诊断系统的设计

Development of hand-held fault diagnosis on HEV power batteries

设计了基于无线传感网络的便携式混合动力汽车HEV(Hybrid Electric Vehicle)动力电池故障诊断系统。主要包括电池组高压检测模块、ZigBee无线传输模块、STM32F103VB主处理器、触摸屏手持终端、无线打印模块等。介绍了HEV动力电池故障诊断系统的软硬件设计方法,实现了对动力电池状态信息的在线检测和快速故障诊断。系统具有较好的准确性和稳定性,为HEV动力电池的故障诊断和维修提供指导。

A handheld HEV power batteries fault diagnosis based on wireless sensor network is designed,mainly including a wireless transmission module using ZigBee protocol stack processor,STM32F103VB micro-computer,battery monitor module,touch screen and wireless printer,etc.The hardware and software design for the handheld fault diagnosis is introduced in detail to realize the online monitor and fast fault diagnosis on HEV batteries.The instrument analyzes and forecasts the battery states,and provides early warning information for the battery maintenance and replacement.