滚动轴承温度分布及润滑性能研究

滚动轴承温度分布及润滑性能研究一、本文概述Overviewofthisarticle本文旨在深入研究滚动轴承的温度分布及润滑性能，以揭示轴承在运转过程中的热行为和润滑机制。滚动轴承作为机械系统中的关键部件，其性能直接影响到设备的运行效率和寿命。因此，对其温度分布和润滑性能的研究具有重要的理论价值和实际应用意义。Thisarticleaimstoinvestigatethetemperaturedistributionandlubricationperformanceofrollingbearingsindepth,inordertorevealthethermalbehaviorandlubricationmechanismofbearingsduringoperation.Asakeycomponentinmechanicalsystems,theperformanceofrollingbearingsdirectlyaffectstheoperationalefficiencyandlifespanofequipment.Therefore,thestudyofitstemperaturedistributionandlubricationperformancehasimportanttheoreticalvalueandpracticalapplicationsignificance.本文首先将对滚动轴承的基本结构和工作原理进行简要介绍，为后续研究奠定基础。接着，通过理论分析和实验研究相结合的方法，深入探讨轴承在运转过程中的温度分布规律及其影响因素。在此基础上，进一步分析轴承的润滑性能，包括润滑剂的选择、润滑机理以及润滑对轴承性能的影响等。Thisarticlewillfirstbrieflyintroducethebasicstructureandworkingprincipleofrollingbearings,layingthefoundationforsubsequentresearch.Next,throughacombinationoftheoreticalanalysisandexperimentalresearch,wewilldelveintothetemperaturedistributionpatternsandinfluencingfactorsofbearingsduringoperation.Onthisbasis,furtheranalysisisconductedonthelubricationperformanceofbearings,includingtheselectionoflubricants,lubricationmechanisms,andtheimpactoflubricationonbearingperformance.本文还将对滚动轴承的热失效机制和润滑失效机制进行深入研究，以揭示轴承性能退化的内在原因。结合实际应用需求，提出优化轴承温度分布和提升润滑性能的有效措施，为提高滚动轴承的可靠性和延长使用寿命提供理论支持和实践指导。Thisarticlewillalsoconductin-depthresearchonthethermalandlubricationfailuremechanismsofrollingbearings,inordertorevealtheunderlyingreasonsforbearingperformancedegradation.Basedonpracticalapplicationrequirements,effectivemeasuresareproposedtooptimizethetemperaturedistributionofbearingsandimprovelubricationperformance,providingtheoreticalsupportandpracticalguidanceforimprovingthereliabilityandextendingtheservicelifeofrollingbearings.通过本文的研究，有望为滚动轴承的设计、制造和维护提供更为科学、合理的理论依据和实践方法，推动相关领域的技术进步和产业发展。Throughtheresearchinthisarticle,itisexpectedtoprovidemorescientificandreasonabletheoreticalbasisandpracticalmethodsforthedesign,manufacturing,andmaintenanceofrollingbearings,andpromotetechnologicalprogressandindustrialdevelopmentinrelatedfields.二、滚动轴承的基本原理与结构Thebasicprincipleandstructureofrollingbearings滚动轴承，又称滚珠轴承或球轴承，是现代机械设备中广泛使用的关键部件。其基本原理和结构对于理解其温度分布和润滑性能至关重要。滚动轴承的主要功能是通过滚动接触来支撑和引导旋转轴的运动，从而减小摩擦并提高效率。Rollingbearings,alsoknownasballbearingsorballbearings,arewidelyusedkeycomponentsinmodernmechanicalequipment.Itsbasicprinciplesandstructurearecrucialforunderstandingitstemperaturedistributionandlubricationperformance.Themainfunctionofrollingbearingsistosupportandguidethemovementoftherotatingshaftthroughrollingcontact,therebyreducingfrictionandimprovingefficiency.滚动轴承的基本结构包括内圈、外圈、滚动体和保持架。内圈通常与轴固定在一起，随轴一起旋转；外圈则固定在轴承座或设备框架上，起到支撑作用。滚动体（如滚珠或滚柱）位于内圈和外圈之间，它们在内圈和外圈之间滚动，以减小摩擦。保持架则用于保持滚动体的位置，并确保它们在运行时均匀分布。Thebasicstructureofrollingbearingsincludesinnerring,outerring,rollingelement,andretainer.Theinnerringisusuallyfixedtogetherwiththeshaftandrotateswiththeshaft;Theouterringisfixedonthebearingseatorequipmentframetoprovidesupport.Rollingelements(suchasballsorrollers)arelocatedbetweentheinnerandouterrings,rollingbetweenthemtoreducefriction.Thecageisusedtomaintainthepositionoftherollingelementsandensurethattheyareevenlydistributedduringoperation.滚动轴承的性能受到多种因素的影响，包括滚动体的材料、尺寸、数量和分布，以及轴承的润滑方式和润滑剂的性质。其中，润滑性能对于轴承的运行至关重要。适当的润滑可以降低摩擦和磨损，提高轴承的寿命和效率。润滑剂的种类和供应方式，以及轴承的设计和制造工艺，都会对轴承的温度分布和润滑性能产生显著影响。Theperformanceofrollingbearingsisinfluencedbyvariousfactors,includingthematerial,size,quantity,anddistributionofrollingelements,aswellasthelubricationmethodofbearingsandthepropertiesoflubricants.Amongthem,lubricationperformanceiscrucialfortheoperationofbearings.Properlubricationcanreducefrictionandwear,improvethelifespanandefficiencyofbearings.Thetypeandsupplymethodoflubricants,aswellasthedesignandmanufacturingprocessofbearings,willhaveasignificantimpactonthetemperaturedistributionandlubricationperformanceofbearings.因此，对滚动轴承的基本原理和结构有深入的理解，是进一步研究其温度分布和润滑性能的基础。这涉及到材料科学、流体力学、热力学和机械设计等多个学科的知识。通过综合运用这些知识，我们可以更好地优化滚动轴承的设计，提高其性能，并为现代工业的发展做出贡献。Therefore,adeepunderstandingofthebasicprinciplesandstructureofrollingbearingsisthebasisforfurtherresearchontheirtemperaturedistributionandlubricationperformance.Thisinvolvesknowledgefrommultipledisciplinessuchasmaterialsscience,fluidmechanics,thermodynamics,andmechanicaldesign.Bycomprehensivelyapplyingthisknowledge,wecanbetteroptimizethedesignofrollingbearings,improvetheirperformance,andcontributetothedevelopmentofmodernindustry.三、滚动轴承温度分布研究ResearchonTemperatureDistributionofRollingBearings滚动轴承作为机械设备中的重要组成部分，其运行状态直接影响设备的性能和寿命。其中，轴承的温度分布是研究其运行状态的重要指标之一。因此，对滚动轴承的温度分布进行深入研究，对于提高轴承的工作性能、延长设备寿命具有重要意义。Rollingbearings,asanimportantcomponentofmechanicalequipment,haveadirectimpactontheperformanceandlifespanoftheequipmentduetotheiroperationalstatus.Amongthem,thetemperaturedistributionofbearingsisoneoftheimportantindicatorsforstudyingtheiroperatingstatus.Therefore,in-depthresearchonthetemperaturedistributionofrollingbearingsisofgreatsignificanceforimprovingtheworkingperformanceofbearingsandextendingequipmentlife.本研究采用了多种实验手段和数值模拟方法，对滚动轴承在不同工况下的温度分布进行了详细研究。通过实验测量了轴承在不同转速、不同载荷下的温度分布数据，得到了轴承温度分布的基本规律。实验结果表明，轴承的温度分布与转速和载荷密切相关，转速越高、载荷越大，轴承的温度越高。Thisstudyemployedvariousexperimentalandnumericalsimulationmethodstoconductadetailedstudyonthetemperaturedistributionofrollingbearingsunderdifferentoperatingconditions.Thetemperaturedistributiondataofbearingsunderdifferentspeedsandloadsweremeasuredthroughexperiments,andthebasicrulesofbearingtemperaturedistributionwereobtained.Theexperimentalresultsshowthatthetemperaturedistributionofthebearingiscloselyrelatedtothespeedandload.Thehigherthespeedandload,thehigherthetemperatureofthebearing.为了更深入地研究轴承的温度分布，本研究还采用了数值模拟方法。通过建立轴承的三维模型，模拟轴承在不同工况下的运行状态，得到了轴承内部的温度分布云图和温度变化趋势。数值模拟结果与实验结果基本一致，验证了模型的准确性和可靠性。Inordertofurtherinvestigatethetemperaturedistributionofbearings,numericalsimulationmethodswerealsousedinthisstudy.Byestablishingathree-dimensionalmodelofthebearingandsimulatingitsoperatingstatusunderdifferentworkingconditions,thetemperaturedistributioncloudmapandtemperaturechangetrendinsidethebearingwereobtained.Thenumericalsimulationresultsarebasicallyconsistentwiththeexperimentalresults,verifyingtheaccuracyandreliabilityofthemodel.在深入研究轴承温度分布的基础上，本研究还对轴承的润滑性能进行了分析。通过对轴承润滑剂的种类、粘度、供油方式等因素进行实验研究，发现润滑剂的种类和粘度对轴承的温度分布和摩擦性能具有重要影响。合理的供油方式也可以有效降低轴承的温度和提高其润滑性能。Onthebasisofin-depthresearchonthetemperaturedistributionofbearings,thisstudyalsoanalyzedthelubricationperformanceofbearings.Throughexperimentalresearchonfactorssuchasthetype,viscosity,andoilsupplymethodofbearinglubricants,itwasfoundthatthetypeandviscosityoflubricantshaveasignificantimpactonthetemperaturedistributionandfrictionperformanceofbearings.Areasonableoilsupplymethodcanalsoeffectivelyreducethetemperatureofbearingsandimprovetheirlubricationperformance.本研究对滚动轴承的温度分布进行了详细研究，得到了轴承温度分布的基本规律和影响因素。还对轴承的润滑性能进行了分析，为提高轴承的工作性能和延长设备寿命提供了理论依据和技术支持。Thisstudyconductedadetailedstudyonthetemperaturedistributionofrollingbearingsandobtainedthebasiclawsandinfluencingfactorsofbearingtemperaturedistribution.Thelubricationperformanceofthebearingswasalsoanalyzed,providingtheoreticalbasisandtechnicalsupportforimprovingtheworkingperformanceofthebearingsandextendingtheservicelifeoftheequipment.四、滚动轴承润滑性能研究ResearchonLubricationPerformanceofRollingBearings滚动轴承的润滑性能是确保其高效、稳定运行的关键因素。润滑不仅可以减少摩擦和磨损，降低能耗，还能提高轴承的承载能力和延长使用寿命。因此，对滚动轴承润滑性能的研究具有十分重要的意义。Thelubricationperformanceofrollingbearingsisakeyfactorinensuringtheirefficientandstableoperation.Lubricationcannotonlyreducefrictionandwear,reduceenergyconsumption,butalsoimprovethebearingcapacityandextenditsservicelife.Therefore,thestudyofthelubricationperformanceofrollingbearingsisofgreatsignificance.本研究采用了多种实验方法和技术手段，对滚动轴承的润滑性能进行了系统的研究。通过建立润滑模型，分析了不同润滑条件下的轴承润滑状态，探讨了润滑油粘度、供油压力、轴承转速等因素对润滑性能的影响。实验结果表明，在适当的润滑油粘度和供油压力下，轴承的摩擦系数和温升均能得到有效控制。Thisstudyemployedvariousexperimentalmethodsandtechnicalmeanstosystematicallystudythelubricationperformanceofrollingbearings.Byestablishingalubricationmodel,thelubricationstatusofbearingsunderdifferentlubricationconditionswasanalyzed,andtheeffectsoffactorssuchaslubricantviscosity,oilsupplypressure,andbearingspeedonlubricationperformancewereexplored.Theexperimentalresultsindicatethatthefrictioncoefficientandtemperatureriseofthebearingcanbeeffectivelycontrolledunderappropriatelubricatingoilviscosityandsupplypressure.本研究还通过台架实验，模拟了不同工况下的轴承润滑过程，观察了润滑油在轴承内部的流动和分布情况。实验结果显示，润滑油的流动受到轴承结构、转速和载荷等多种因素的影响，合理的轴承设计和润滑系统设计对于提高润滑性能至关重要。Thisstudyalsosimulatedthelubricationprocessofbearingsunderdifferentworkingconditionsthroughbenchexperiments,andobservedtheflowanddistributionoflubricatingoilinsidethebearings.Theexperimentalresultsshowthattheflowoflubricatingoilisinfluencedbyvariousfactorssuchasbearingstructure,speed,andload.Reasonablebearingdesignandlubricationsystemdesignarecrucialforimprovinglubricationperformance.本研究还关注了润滑油的选择和使用。通过对不同种类和品牌的润滑油进行对比实验，评估了它们在滚动轴承中的润滑效果。实验结果表明，选用性能优良的润滑油，可以有效降低轴承的摩擦系数和温升，提高轴承的承载能力和使用寿命。Thisstudyalsofocusedontheselectionanduseoflubricants.Byconductingcomparativeexperimentsondifferenttypesandbrandsoflubricatingoils,theirlubricationeffectsinrollingbearingswereevaluated.Theexperimentalresultsshowthatselectinghigh-performancelubricatingoilcaneffectivelyreducethefrictioncoefficientandtemperatureriseofbearings,improvethebearingcapacityandservicelife.滚动轴承的润滑性能受到多种因素的影响，包括润滑油粘度、供油压力、轴承转速、轴承结构、润滑系统设计以及润滑油的选择和使用等。通过系统的研究和分析，可以为滚动轴承的优化设计和实际应用提供有力的理论支撑和技术指导。Thelubricationperformanceofrollingbearingsisinfluencedbyvariousfactors,includinglubricatingoilviscosity,oilsupplypressure,bearingspeed,bearingstructure,lubricationsystemdesign,andtheselectionanduseoflubricatingoil.Throughsystematicresearchandanalysis,strongtheoreticalsupportandtechnicalguidancecanbeprovidedfortheoptimizationdesignandpracticalapplicationofrollingbearings.五、滚动轴承温度分布与润滑性能的关联研究Researchonthecorrelationbetweentemperaturedistributionandlubricationperformanceofrollingbearings滚动轴承作为机械设备中的重要组成部分，其温度分布与润滑性能之间存在着密切的关联。在实际应用中，轴承的温度分布不仅影响其工作效率，还可能直接关系到设备的安全运行。因此，深入研究滚动轴承的温度分布与润滑性能的关联，对于提高设备性能、延长使用寿命具有重要意义。Asanimportantcomponentofmechanicalequipment,rollingbearingshaveaclosecorrelationbetweentheirtemperaturedistributionandlubricationperformance.Inpracticalapplications,thetemperaturedistributionofbearingsnotonlyaffectstheirworkefficiency,butmayalsodirectlyaffectthesafeoperationofequipment.Therefore,in-depthresearchonthecorrelationbetweentemperaturedistributionandlubricationperformanceofrollingbearingsisofgreatsignificanceforimprovingequipmentperformanceandextendingservicelife.滚动轴承的温度分布受到多种因素的影响，包括轴承的结构设计、材料特性、工作条件以及润滑剂的种类和性能等。其中，润滑剂的作用尤为关键。合适的润滑剂能够在轴承表面形成一层润滑膜，降低摩擦系数，减少热量产生，从而控制轴承的温度。反之，润滑不良或润滑剂选择不当都可能导致轴承温度升高，甚至引发故障。Thetemperaturedistributionofrollingbearingsisinfluencedbyvariousfactors,includingthestructuraldesignofthebearing,materialcharacteristics,workingconditions,andthetypeandperformanceoflubricants.Amongthem,theroleoflubricantsisparticularlycrucial.Asuitablelubricantcanformalubricatingfilmonthesurfaceofthebearing,reducethefrictioncoefficient,reduceheatgeneration,andthuscontrolthetemperatureofthebearing.Onthecontrary,poorlubricationorimproperlubricantselectioncanleadtoanincreaseinbearingtemperatureandevencausemalfunctions.为了深入研究滚动轴承温度分布与润滑性能的关联，本文采用了数值模拟和实验研究相结合的方法。通过建立轴承的有限元模型，模拟不同润滑条件下的温度分布情况。同时，利用实验手段，测量实际运行中轴承的温度变化，并与模拟结果进行对比验证。Inordertoinvestigatethecorrelationbetweentemperaturedistributionandlubricationperformanceofrollingbearingsindepth,thispaperadoptsacombinationofnumericalsimulationandexperimentalresearchmethods.Byestablishingafiniteelementmodelofthebearing,simulatethetemperaturedistributionunderdifferentlubricationconditions.Meanwhile,usingexperimentalmethods,measurethetemperaturechangesofbearingsduringactualoperationandcomparethemwithsimulationresultsforverification.研究结果表明，轴承的温度分布与润滑剂的粘度、流量以及供油方式等密切相关。随着粘度的增加，轴承的温升速率降低，但过高的粘度可能导致油膜厚度增加，反而增加摩擦热。流量的大小则直接影响轴承的冷却效果，流量过大或过小都不利于控制轴承温度。供油方式的选择也对轴承的温度分布有重要影响，合理的供油方式可以确保润滑剂均匀分布，降低温度梯度。Theresearchresultsindicatethatthetemperaturedistributionofbearingsiscloselyrelatedtotheviscosity,flowrate,andoilsupplymethodoflubricants.Astheviscosityincreases,thetemperatureriserateofthebearingdecreases,butexcessiveviscositymayleadtoanincreaseinoilfilmthickness,whichinturnincreasesfrictionalheat.Thesizeoftheflowratedirectlyaffectsthecoolingeffectofthebearing,andexcessiveorinsufficientflowrateisnotconducivetocontrollingthebearingtemperature.Thechoiceofoilsupplymethodalsohasanimportantimpactonthetemperaturedistributionofbearings.Areasonableoilsupplymethodcanensureuniformdistributionoflubricantsandreducetemperaturegradients.基于以上研究，本文提出了优化滚动轴承润滑性能的建议措施。应根据轴承的工作条件和运行环境选择合适的润滑剂，确保润滑剂的粘度和流动性与轴承需求相匹配。应优化轴承的供油系统，确保润滑剂的稳定供应和均匀分布。还可以通过改进轴承结构设计、提高材料热导率等措施来增强轴承的散热能力，从而进一步降低轴承温度。Basedontheaboveresearch,thisarticleproposesrecommendedmeasurestooptimizethelubricationperformanceofrollingbearings.Suitablelubricantsshouldbeselectedbasedontheworkingconditionsandoperatingenvironmentofthebearingstoensurethattheviscosityandflowabilityofthelubricantsmatchtherequirementsofthebearings.Theoilsupplysystemofbearingsshouldbeoptimizedtoensurestablesupplyanduniformdistributionoflubricants.Measuressuchasimprovingthebearingstructuredesignandincreasingthematerialthermalconductivitycanalsobetakentoenhancethebearing'sheatdissipationcapacity,therebyfurtherreducingthebearingtemperature.滚动轴承的温度分布与润滑性能之间存在着密切的关联。通过深入研究这一关联，可以为滚动轴承的优化设计和安全运行提供有力支持。Thereisaclosecorrelationbetweenthetemperaturedistributionandlubricationperformanceofrollingbearings.Byconductingin-depthresearchonthiscorrelation,strongsupportcanbeprovidedfortheoptimizationdesignandsafeoperationofrollingbearings.六、滚动轴承的冷却与润滑技术进展ProgressinCoolingandLubricationTechnologyofRollingBearings随着工业技术的不断发展，滚动轴承的冷却与润滑技术也在持续进步。冷却与润滑对于确保轴承的高效运行、延长使用寿命以及降低经济毒性至关重要。近年来，这一领域的研究和实践取得了显著的成果。Withthecontinuousdevelopmentofindustrialtechnology,thecoolingandlubricationtechnologyofrollingbearingsisalsocontinuouslyimproving.Coolingandlubricationarecrucialforensuringefficientoperationofbearings,extendingtheirservicelife,andreducingeconomictoxicity.Inrecentyears,significantachievementshavebeenmadeinresearchandpracticeinthisfield.冷却技术方面，研究者们不断探索新型的冷却方式以提高冷却效率。传统的水冷和风冷技术虽然在一定程度上能够满足轴承的冷却需求，但在高温、高速或特殊环境下，其效果并不理想。因此，研究者们开始关注液氮冷却、油雾冷却等先进冷却技术。这些技术通过优化冷却介质和冷却方式，实现了对轴承的高效冷却，从而有效防止了轴承因过热而导致的失效。Intermsofcoolingtechnology,researchersareconstantlyexploringnewcoolingmethodstoimprovecoolingefficiency.Althoughtraditionalwaterandaircoolingtechnologiescanmeetthecoolingneedsofbearingstoacertainextent,theireffectsarenotidealinhightemperature,highspeed,orspecialenvironments.Therefore,researchershavebeguntofocusonadvancedcoolingtechnologiessuchasliquidnitrogencoolingandoilmistcooling.Thesetechnologiesachieveefficientcoolingofbearingsbyoptimizingcoolingmediaandcoolingmethods,effectivelypreventingbearingfailurecausedbyoverheating.润滑技术方面，新型润滑材料和润滑方式的开发与应用成为了研究的热点。传统的润滑油虽然具有良好的润滑性能，但在某些特殊工作环境下，如高温、高湿或强腐蚀环境，其性能会大打折扣。因此，研究者们开始研究新型润滑材料，如固体润滑材料、纳米润滑材料等。这些材料具有优异的润滑性能和稳定性，能够在极端环境下为轴承提供持续、稳定的润滑保护。Intermsoflubricationtechnology,thedevelopmentandapplicationofnewlubricationmaterialsandlubricationmethodshavebecomeahotresearchtopic.Althoughtraditionallubricantshavegoodlubricationperformance,theirperformancewillbegreatlyreducedincertainspecialworkingenvironments,suchashightemperature,highhumidity,orstrongcorrosiveenvironments.Therefore,researchershavebeguntostudynewlubricatingmaterials,suchassolidlubricatingmaterials,nanolubricatingmaterials,etc.Thesematerialshaveexcellentlubricationperformanceandstability,providingcontinuousandstablelubricationprotectionforbearingsinextremeenvironments.随着润滑理论的发展和完善，润滑方式的优化也成为了一个重要的研究方向。例如，研究者们通过深入研究轴承的润滑机理，提出了基于表面工程技术的润滑方式，如微纳润滑、超润滑等。这些新型润滑方式通过改变润滑界面的性质，实现了对轴承的高效润滑，显著提高了轴承的运行性能和寿命。Withthedevelopmentandimprovementoflubricationtheory,theoptimizationoflubricationmethodshasalsobecomeanimportantresearchdirection.Forexample,researchershaveproposedlubricationmethodsbasedonsurfaceengineeringtechniques,suchasmicronanolubrication,superlubrication,etc.,bydelvingintothelubricationmechanismofbearings.Thesenewlubricationmethodsachieveefficientlubricationofbearingsbychangingthepropertiesofthelubricationinterface,significantlyimprovingtheoperationalperformanceandlifespanofbearings.滚动轴承的冷却与润滑技术正朝着更高效、更环保、更智能的方向发展。未来，随着新材料、新工艺和新技术的不断涌现，我们有理由相信滚动轴承的冷却与润滑技术将取得更加显著的进步。Thecoolingandlubricationtechnologyofrollingbearingsisdevelopingtowardsamoreefficient,environmentallyfriendly,andintelligentdirection.Inthefuture,withthecontinuousemergenceofnewmaterials,processes,andtechnologies,wehavereasontobelievethatthecoolingandlubricationtechnologyofrollingbearingswillmakemoresignificantprogress.七、结论与展望ConclusionandOutlook本研究对滚动轴承的温度分布及润滑性能进行了深入的研究。通过理论建模、仿真分析和实验验证，我们深入理解了轴承在工作过程中温度分布的变化规律，以及润滑性能对轴承运行稳定性和寿命的影响。研究发现，轴承的温度分布受到多种因素的影响，包括轴承材料、载荷、转速、润滑方式以及润滑剂的性质等。润滑剂的选取和使用对轴承的摩擦性能和温度控制起着至关重要的作用。Thisstudyconductedanin-depthstudyonthetemperaturedistributionandlubricationperformanceofrollingbearings.Throughtheoreticalmodeling,simulationanalysis,andexperimentalverification,wehavegainedadeepunderstandingofthetemperaturedistributionchangesofbearingsduringoperation,aswellastheimpactoflubricationperformanceonthestabilityandlifespanofbearingsduringoperation.Researchhasfoundthatthetemperaturedistributionofbearingsisinfluencedbyvariousfactors,includingbearingmaterial,load,speed,lubricationmethod,andlubricantproperties.Theselectionanduseoflubricantsplayacrucialroleinthefrictionperformanceandtemperaturecontrolofbearings.建立了一套完整的滚动轴承温度分布及润滑性能分析模型，为轴承的设计和优化提供了理论基础。Acompletetemperaturedistributionandlubricationperformanceanalysismodelforrollingbearingshasbeenestablished,providingatheoreticalbasisforthedesignandoptimizationofbearings.通过实验验证，我们发现优化润滑条件和选