GPS在汽车道路试验系统中的应用研究  

Study on Application of GPS in Automobile Road Test System

作　　者：徐延海[1] 李永生[1] 巢凯年[1] 孙义杰[1] 

机构地区：[1]西华大学交通与汽车工程学院,成都610039

出　　处：《拖拉机与农用运输车》2010年第4期18-20,共3页Tractor & Farm Transporter

基　　金：四川省教育厅自然科学基金项目(09203037)

摘　　要：利用差分GPS(DGPS)构建了用于实时测量汽车动态参数的汽车道路试验系统。首先详细分析了GPS信号的特点以及误差形成。在汽车道路试验系统的要求下,给出了可实时进行汽车动态参数测量的道路试验系统的组成。最后结合具体汽车道路试验的应用说明了该汽车道路试验系统的实用性以及可靠性。An automobile road test system for real time measuring the dynamic parameters of automobile is developed using DGPS in this paper.Firstly,the characteristics and geodesic error of GPS are demonstrated.The hardware construction of the automobile road test system is the following based on the analysis of the requirements of automobile road test.Finally,the application of the automobile road test system with GPS is carried out.The results from the road test are compared with the results from the other automobile road test system or sensors.It is shown from the comparison that the developed automobile road test system is more suitable to automobile road test.

关 键 词：汽车 道路试验 DGPS 实时 

分 类 号：U467.11[机械工程—车辆工程]