基于循环能量法的车辆机械阻力试验研究  

Experimental Study On Vehicle Mechanical Resistance Based On Cyclic Energy Method

作　　者：孟凯 龚春忠 鲁云 戴建新 MENG Kai;GONG Chun-zhong;LU Yun;DAI Jian-xin(Hozon New Energy Automobile Co.,Ltd,Jiaxing 314000,China;Zhejiang University,Hangzhou 310000,China)

机构地区：[1]合众新能源汽车有限公司试制试验中心,嘉兴314000 [2]浙江大学,杭州310000

出　　处：《汽车科技》2022年第3期82-86,共5页Auto Sci-Tech

摘　　要：本文阐述了循环能量法测试车辆机械阻力的基本原理。首先,描述机械阻力测量的若干方法,重点阐述循环能量法测量机械阻力的原理与数据分析;接着,开展循环能量法的测试并进行数据分析;最后,对比各机械阻力测试方法的测试结果和优缺点。循环能量法具有更合理的模拟用户实际用车工况的特性,不足之处是分析获得的不同车速下的阻力结果不精确。在实际测试中有一定的应用价值。This paper expounds the basic principle of measuring vehicle mechanical resistance by cyclic energy method.Firstly,several methods of measuring mechanical resistance are described,with emphasis on the principle and data analysis of measuring mechanical resistance by cyclic energy method;Then,carry out the test of cyclic energy method and analyze the data;Finally,the test results,advantages and disadvantages of various mechanical resistance test methods are compared.The cyclic energy method has the characteristics of more reasonable simulation of users'actual vehicle working conditions,but the disadvantage is that the resistance results obtained at different speeds are inaccurate.It has certain application value in practical testing.

关 键 词：循环能量 车辆机械阻力 底盘测功机 低滚阻轮胎 

分 类 号：U467.12[机械工程—车辆工程]