新能源汽车的低成本变速器概念.pdf

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1、LowCostTransmissionConceptsforNewEnergyVehiclesTonyO’Neill8thTMSymposiumRobParkinsonBeijing,PRChinaTobiaszJackmanApril2016©Ricardoplc2016新能源汽车低成本变速器概念TonyO’Neill第8届变速器专题讨论会RobParkinson中国北京TobiaszJackman2016年4月©Ricardoplc2016IntroductiontoRicardoUnclassified-PublicDomainApril2016©Ricardoplc20

2、163里卡多简介Unclassified-PublicDomainApril2016©Ricardoplc20164Introduction•DesignofaNewEnergyVehicle(especiallyHEVandPHEV)isoftenconstrainedbyaneedtomodifyanexisting,complexandexpensiveautomatedtransmission(AT,DCTorCVT)•Withsalesofsuchvehiclesexpectedtoincreasesignificantlythereisanincreasingpla

3、cefortheuseofDHTs(DedicatedHybridTransmissions)whichlowerBOMcostandenableimprovedefficiencyandfunctionalityfromthehybridsystem•Withafocusonlowcost,RicardohasdevelopedarangeofhybridisationconceptsbasedonmanualtransmissionmanufacturingandAMTactuationtechnology•Theresultingmodular,lowcostfamily

4、oftransmissionscanbeusedacrossarangeofBEV,REEV,HEVandPHEVvehicles•InthispresentationwewillintroducetheseconceptsandexplaintheirpotentialbenefitstoNewEnergyVehiclesUnclassified-PublicDomainApril2016©Ricardoplc20165介绍•新能源汽车(尤其是HEV和PHEV)的设计往往受限于需要对现有复杂且昂贵的自动变速器(AT、DCT或CVT)进行修改•预计此类车辆销售额将大幅增加,DH

5、T(混动专用变速器)的用途将越来越广泛，它能够降低BOM成本，提升混动系统效率和功能•以低成本为关注点，里卡多基于手动变速器制造和AMT的执行机构技术，开发了一系列混合动力概念•由此开发的模块化、低成本变速器系列可用于多种BEV、REEV、HEV、PHEV车辆•在本演示文稿中,我们将介绍这些方案并解释它们对于新能源汽车的潜在优势Unclassified-PublicDomainApril2016©Ricardoplc20166RicardoDHTCaseStudyHistoryRicardohasalonghistoryinthesuccessfuldevelopmentofD

6、HTsandothertransmissionsforallkindsofNewEnergyVehicles•RicardofirstdevelopedaDHTin2000,thisfeatured:-•AnotherDHTdesignedanddevelopedbyRicardo–2x32kWelectricalmachinesfeatured:-–6speeddualclutchtransmissionwithdogclutch–CompactDHTusingAMTtechnologyengagement–Smallnumberoftransmissionspeedswit

7、h2–synchronisationwasachievedbycontroloftheelectricalmachineselectricalmachines–Ricardoresponsiblefor–noreversegear–reversewasachievedwith•Mechanicaldesignelectricmotordrive•Actuation–A/Ccompressoronthetransmissionandcouldbe•SoftwaredrivenbytheICen