基于CAN总线的车载检测模块  

On-board Detection Module Based on CAN Bus

作　　者：杨宁[1] 王立德[1] 徐海涛[1] 王磊[1] 

机构地区：[1]北京交通大学电气工程学院,北京100044

出　　处：《机车电传动》2007年第4期67-70,共4页Electric Drive for Locomotives

摘　　要：针对机车故障检测与判断,介绍了一种SS_(3B)型电力机车的车载检测模块,并说明其在机车故障检测系统中的作用。分别从硬件和软件两方面来描述检测模块的设计方法,阐述了机车控制电路故障判断的原理和CAN总线的传输协议。该模块已经在现场投入使用,能做出快速准确的判断并排除故障。For the fault detection and judgment in the locomotives, it is presented a kind of on-board detection module of SS3B locomotive as well as its functions in the locomotive fault detection system. Also given is the design method of the detection module from hardware and software sides. It is shown the principle of fault judgment for control circuit and the transmission protocol of CAN bus. This module has been put into field operation, featuring fast and correct judgment, and removing faults.

关 键 词：数据采集 故障判断 CAN总线协议 机车检测 CPLD 

分 类 号：U269.322[机械工程—车辆工程] U264[交通运输工程—载运工具运用工程]