基于新能源汽车轮毂轴承的数字李生模型构建与修正研究

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中图分类号：U469.7 收稿日期：2025-04-15 DOI：10.19999/j.cnki.1004-0226.2025.06.006

Abstract：Hubbearing isakeycomponentofnewenergyvehicles.Intheservice processofnewenergy vehicles，hubbearings havethecharacteristisoflongworkingtimeandighreliabilityandthepossibiltyoffilureislow，whichisoftenigordHowev er，thehubbearingwillbeectedbydynamictime-varingworkingconditionsduringtheorkingproces，andterewillbefailure. Obtainingthewholelifedataintheserviceprocessbymeansofexperimentswillconsumealotofmanpowerandmaterialresources， andevenbediiculttoachieve.Inthispaper，throughthecombinatioofdigitaltwintechnologyandexperimentaldataanaurate digitaltwnmodelofubbearingisconstructed.Withthismodel，theservicedataoftewholelifecycleofubbearingisobtained， andthedegradationdegreeofbearingisunderstood，whichcaneffectivelyreducethefailureofhubbearingofnewenergyvehicleand improve the service performance of new energy vehicle.

Key words：New energy vehicles;Hub bearing;Digital twin model;Construction correction

1前言

随着新能源汽车销量的不断增长，我国的汽车产业正在朝着节能减排的方向迅猛发展。（剩余3764字）