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高等级路面上的车辆动载荷

, PP. 75-99

Keywords: 汽车工程,车辆动载荷,路面不平度,车辆速度,轴重,胎压

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Abstract:

为研究重型运输车辆对高等级路面作用的动荷载,建立1/2车辆动力学模型,研究了路面不平度、车辆速度、轴重和胎压等因素对车辆动载荷的影响。研究结果表明车辆动载系数随着路面不平度、车辆速度和胎压的增加而增加,随着轴重的增加而减小;车辆动载荷随着各个参数的增加而增加;标准载荷下,A级路面动载系数为1.12~1.19,B级路面动载系数为1.23~1.38,C级路面动载系数为1.48~1.76,D级路面动载系数为2.00~2.52。

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