Lubrizol自动变速器最新技术介绍2013

©2013TheLubrizolCorporation,allrightsreserved.©2013TheLubrizolCorporation,allrightsreserved.利用流体技术优化湿式双离合器变速器——从摩擦学到整车性能MichaelGahagan-路博润公司英国德比张家正-路博润公司中国北京©2013TheLubrizolCorporation,allrightsreserved.2内容•摩擦特性试验•配方•离合器片摩擦试验•整车测功机试验–驾驶循环–传感器的设置–试验结果–油品结果–变速器的评定/检查•结论©2013TheLubrizolCorporation,allrightsreserved.3带套筒的钢转子摩擦片-钢片背面的摩擦材料压力待测DCTF摩擦特性试验VSFT摩擦特性试验台盘片和转子的配置©2013TheLubrizolCorporation,allrightsreserved.4扭矩单元转轴测试油槽气缸加热器冷却液VSFT摩擦特性试验台–测试头摩擦特性试验©2013TheLubrizolCorporation,allrightsreserved.5VSFT摩擦特性试验台mu-v曲线正面的结合特性负面的接合特性DCTFComparison摩擦特性试验©2013TheLubrizolCorporation,allrightsreserved.6•添加剂包•摩擦改进剂•抗磨剂•铜腐抑制剂•分散剂•清净剂•密封溶胀剂•抗氧剂•粘指剂•基础油DCTF–配方和粘度参数Viscosity:-KV100°C=6.9cStBV-40°C=12,000cP配方©2013TheLubrizolCorporation,allrightsreserved.7高能量启动试验离合器片摩擦试验©2013TheLubrizolCorporation,allrightsreserved.8Midpointmu(中位点动摩擦系数)离合器片摩擦试验©2013TheLubrizolCorporation,allrightsreserved.9离合锁止时间离合器片摩擦试验©2013TheLubrizolCorporation,allrightsreserved.10离合器片摩擦试验©2013TheLubrizolCorporation,allrightsreserved.11PhaseDetailsWarm-upVehicleidledat0mphStandingStartsAcceleratorPedalPosition[%]20406080100Single-GearDownshiftsStartSpeed[mph]DownshiftSequence304-3-2355-4-3406-5-4-3487-6-5-4-3707-6-5-4857-6-5Skip-ShiftDownshiftsselectedselectedCoolDownCooldowncyclePeriodTotalMiles288hours16917DownshiftsUpshiftsLaunches70947整车测功机试验驾驶循环©2013TheLubrizolCorporation,allrightsreserved.12(1)Blower;(2)DriveAxleandRoller;(3)FuelingStationwithHandDispenser;(4)StationaryAxle;(5)InstrumentationandControlCables测功机的设置整车测功机试验©2013TheLubrizolCorporation,allrightsreserved.13整车测功机试验机器人驾驶©2013TheLubrizolCorporation,allrightsreserved.140204060801000510152025VehicleSpeed[mph]Time[minutes]整车测功机试验驾驶特征©2013TheLubrizolCorporation,allrightsreserved.15TransmissionSumpHeatexchangerMechatronic(case)ClutchhousingMechatronicmodule整车测功机试验传感器设置©2013TheLubrizolCorporation,allrightsreserved.16驻车启动整车测功机试验©2013TheLubrizolCorporation,allrightsreserved.17KPa整车测功机试验平均压力©2013TheLubrizolCorporation,allrightsreserved.18整车测功机试验温度曲线©2013TheLubrizolCorporation,allrightsreserved.19IntervalBoronCalciumCopperIronMolybdenumPhosphorusSiliconSodiumZincSOT(Virgin)39226111540271SOT41223111532271T2-146223442153214104T2-245221556152916106T2-347222675153018119T2-4482236921528191210T2-54321871111530211211T2-6(EOT)4622271211532201113整车测功机试验油品元素分析(ASTMD5185)©2013TheLubrizolCorporation,allrightsreserved.20IntervalOdometerActualTestMilesViscosity@100C,cStViscosity@40C,cStSOT(Virgin)23,01506.7531.96SOT23,01506.6732.10T2-126,01530006.6631.66T2-229,07160566.6431.54T2-332,01690016.5831.34T2-435,015120006.5631.27T2-538,015150006.5231.09T2-6(EOT)39,932169176.5231.11ASTMD445KRLsheartestrig,60hours=6.50cSt整车测功机试验粘度结果©2013TheLubrizolCorporation,allrightsreserved.21整车测功机试验部件检查和评定©2013TheLubrizolCorporation,allrightsreserved.22整车测功机试验部件检查和评定©2013TheLubrizolCorporation,allrightsreserved.23整车测功机试验©2013TheLubrizolCorporation,allrightsreserved.24•利用摩擦试验台来筛选油品•提高摩擦耐久性•更快的锁止时间•更好的剪切稳定性•严酷的试验–在超载和很高的环境温度下完成118,674次换挡–变速器表现完好无故障–磨损较小–有色金属磨损程度很低–表面清洁，防腐性能好•强大的添加剂技术赋予完美的DCT应用总结©2013TheLubrizolCorporation,allrightsreserved.Workingtogether,achievinggreatthingsWhenyourcompanyandourscombineenergies,greatthingscanhappen.Youbringideas,challengesandopportunities.We’llbringpowerfuladditiveandmarketexpertise,unmatchedtestingcapabilities,integratedglobalsupplyandanindependentapproachtohelpyoudifferentiateandsucceed.–联系我们:张家正或MichaelGahagan–E-mail:[e-mail]–E-mail:[e-mail]多谢关注