学科分类
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451 个结果
  • 简介:■在492Q型发动机维修组装后的试车阶段,有时会出现这样的情况:发动机起动运转仅几分钟,便熄火,且出现曲轴摇转不动的轴瓦“抱轴”故障。下面就结合我们在维修过程中遇到的此类故障加以分析:故障的原因是分电器传动轴(以下简称传动轴)安装不当,造成机油泵不工作,使起动后的曲轴轴承得不到润滑而使轴承合金最先熔化而发生“抱轴”现象。492Q型发动机的传动轴有两个作用:上部驱动分电器工作,下部驱动机油泵工作。由于其结构特点,下部必须通过正确的装配,才能保证机油泵可靠工作。上部的装配应保

  • 标签: 492Q型发动机 分电器 传动轴 装配
  • 简介:2000HPtractor-trailerforthe21stcentury;AAnImprovedDirectTorqueControlforHighEfficiencyElectricalInductionMotorVehicleDrive;Adoubly-fedinductionmachinedifferentialdrivemodelforautomobiles;AHighCostPerformanceElectricBikeDriveSystem;AMultifunctionalDC-DCConverterForanEVDriveSystem;ANewDoublySalientPermanentMagnetMotorforElectricVehicles;ANewRotorFluxObserverforEVInductionMotorDrives.

  • 标签: 电力传动 转矩控制 电感应 差动传动
  • 简介:Effectiveproductiontechniquesdesignedtoimprovethecontactfatiguestrengthofautomatictransmissiongearteeth;Highfrequencygearwhinecontrolbydriveshaftdesignoptimization;Layshafitransmissiongearratioselection;Magnetoelastictorquesensorutilizingathermal-sprayedsense-elementforautomotivetransmissionapplications;TheAutarkHybridVehicle-OptimalEngineOperation……

  • 标签: 传动齿轮 工艺设计 生产效率 疲劳强度 自动传输
  • 简介:Bayesianreliabilitypredictionofgeardrivebasedonfuzzylifetimedata;DesignTechnologiesofIlighSpeedGearTransmission;Diagnosismethodofgeardriveineccentricity,wearandspotflawstates;FabricationofNdFeBthinfilmanditsapplicationinMEMS;Faultdetectioningeardriveswithnon-stationaryrotationalspeed-partI:thetime-frequencyapproach……

  • 标签: 齿轮传动 贝叶斯统计 可靠性 模糊预测 使用寿命
  • 简介:ATrialProductionofSmallSizeUltra-HighSpeedDriveSystem,Adaptiveandrobusttechniquesfortorqueandrotorfluxcontrolofinductionmotordrivesforrailwayapplications,Air-drivenpumpsincreaseflow-withsafety,Allison'sHybridDriveSystemforBus,Anelectricdriveforthewithdrawalrollersofacontinuous-castingmachine,Anidentificationofthedynamicparametersofelectricdrives,AninnovativemountingsystemfortheTransaxleelectricalpowertraindrivingfileVolkswagenE-Golf。

  • 标签: 电力传动 扭矩控制 应用 退绕辊
  • 简介:ANovelInductionMachineDesignSuitableforInverter-DrivenVariableSpeedSystemsinEVApplications,ANovelMethodforaScnsorlessControlofaDCBrushlessMotor,Apositionmicroelectricdrivewithtwo-channelcontrol,Aprocedureforasuitableselectionoflawsofmotionandelectricdrivesystemsunderinertialloads,APROPULSIONCONTROLFORAHYBRIDELECTRICVEHICLEWITHANADAPTIVEEFFICIENCYMECHANISM

  • 标签: 直流无刷电动机 感应式电机 双通道控制 惯性载荷 电力传动
  • 简介:Adeterministicelastohydrodynamiclubricationmodelofhigh-speedrotorcrafttransmissioncomponents;Afiniteelementmethodforthedynamicanalysisofautomatictransmissiongearshittingwithafour-degree-of-freedomplanetarygearsetelement;ANewDynamicModelofHysteresisinHarmonicDrives;Anintegratedenvironmentformodeling,simulationandcontrolofharmonicdrivesystems;DesignAndApplicationOfCrownWheels

  • 标签: 传动齿轮 流体弹性动力学 润滑模型 旋翼飞机 有限元
  • 简介:对目前的链传动设计方法进行了概述.通过比较分析与齿轮传动的相似性,提出了链传动的两个相似性假设,并给出了新的链传动设计方法.

  • 标签: 链传动 齿轮传动 相似性设计 设计方法
  • 简介:

  • 标签:
  • 简介:After-salescustomlogicforavehicleelectricalcontrolsystem,Automotivesoftwaredevelopment:Amodel-basedapproach.AVRsControllingMoreThanVoltageRegulation.Brakemastercylinderforsecurebrakefeelandimprovedsystemfailureperformance.Designofanalkalinefuelcellbasedcombinedheatandpowersystemfordomesticapplications.

  • 标签: 电器控制 电压调节 制动主缸 汽车 碱性燃料电池
  • 简介:10thAnnualIntelligentGroundVehicleCompetition;2+2+2EqualsEducationalPathwaysWithoutLimitations;42VPowerNetforfuturevehicles;ACollaborativeElectricalEngineeringProgramthroughDistanceEducation;ACONCEPTINVENTORYTOPROBESTUDENTUNDERSTANDINGOFBASICELECTRONICS;ACourseinAirTrafficControlforDevelopingCountries:DevelopmentandImplementation;

  • 标签: 电器工程 电子学 空中交通控制 电子工程技术
  • 简介:ANewCourseforElectricalandComputerEngineeringMajors:EngineeringofRealTimeSystems,ANovelCourseToProvideElectricalEngineeringExperienceToFreshmenStudents,ANOVELINTRODUCTORYGRADUATECOURSEFORELECTRICALENGINEERS,Apilotstudyofstudents'attitudestowardanddesiredsystemrequirementsofnetworkedpeerassessmentsystem

  • 标签: 计算机工程 实时系统 网络评估 电器工程