一种油冷电机计算搅油损失的方法和研究

打开文本图片集

主题词：油冷电机搅油损失无网格粒子法三维动态CFD多物理场耦合仿真

中图分类号：TM351 文献标志码：A DOI：10.19620/j.cnki.1000-3703.20240982

AMethod and Study for Calculating Oil ChurningLosses in Oil-Cooled Motors

ZhouHang'，LiSongsong'，SunYouqing'，YanKuo²，Cui Jiangtao'，ChenDexint （1.CommercialVehicleDevelopmentInstitute，FAWJiefangTruckCo，Ltd.，Changchun13Ool1;2.AMilitaryOfficein Changchun， Changchun 130000）

【AbstractIToaddresstheissueofoilchurning losses intheoperationofoil-coled motors，this study proposesamethod forcalculatingoilchurninglosesinoil-coledmotors.Theproposedmethodintegratesfluidmechanicsandthermodynamic theoryandemploysathree-dimensionaldynamic CFDmulti-physicscouplingsimulation basedonameshlessparticle method tocalculateoilchurning loses.Theaccuracyof theproposed method isvalidated throughcomparativeanalysiswith experimentaldata，providing valuable insights for optimizing oil-cooled motor design and improving effciency.

Key words：Oil-Cooled motor，Oilchurning loss，Meshlessparticle method，Three-dimensional dynamic CFD，Multiphysics coupling simulation

【引用格式】周航，李松松，孙友情，等.一种油冷电机计算搅油损失的方法和研究[J].汽车技术，2025（7）：57-62.ZHOUH，LISS，SUNYQ，etal.AMethodandStudyforCalculatingOilChurning LossesinOil-ColedMotors[J].Automobile Technology，2025（7）： 57-62.

1前言

驱动电机作为新能源汽车的核心部件，其性能直接影响整车的动力性、经济性及可靠性。（剩余7507字）