基于国标和美标的滑行阻力底盘测功机模拟方法对比研究

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中图分类号：U463.1 收稿日期：2025-02-22 DOI： 10.19999/j.cnki.1004-0226.2025.05.002

Comparison of Chassis Dynamometer Simulation Methods of Road Load between the China Standard and America Standard

Wang Mengfan’Yan Kang² Min LanglZhao JiuzhoulLi Qi1 1.Wuhan Daan Technology Limited Corporation，Wuhan 43oo51，China 2.VOYAH Automobile Technology Co.，Ltd.，Wuhan 430000，China

Abstract：According toGB18352.6—2016and SAEJ2264—2023，thecomplete and dynamometer simulation methods ofroad loadoftheChinastandardandAmericastandardissummarized.Aelectricvehicleisusedtocarryoutdynamometercoastdontests， and thesimulationresultsofthetwostandardsarecompared.Theresultsshowthatthemaxiumdiferencebetwnthesimulatedoad loadand the target road load meets the requirement of the maximum error of ±10N in the standard.The theoretical cycle energyof CLTC-PandUDDScurvesiscalculated，correspondingtestsarecariedoutandthecycleenergyismeasured.Theresultssothatthe twosimulatiomethodsarebasicallyonsistentintecyclictest.etwomethodscanbesubstitutedquvalent.Tisreseachsefer encesignificanceforthedevelopmentofemissonandenergyconsumptionstandardsinthenextstage，domesticautomobileexportcertification and related scientific research.

Keywords：SAEJ2264;Simulated road load;Chassisdynamometer

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