HydraulicHybridVehiclePropulsionSystemBasedonPressureWaveEnergyTransfer

HydraulicHybridVehiclePropulsionSystemBasedonPressureWaveEnergyTransfer.pdf
Hydraulichybridpropulsionisasolutiontoimprovegreenhouseemissionsofvehicles.Powerdensity,abilitytoallownewengineconcepts,likefreepistonwithimprovedthermodynamiccycles,capabilityfortheinternalcombustionenginetorunatconstant,andhereafterlowemissionconditions,alsotheabilitytorecoverdifferentsizesofenergyandlastbutnotleast,usingconventionaltechnologyandapplicabilityonallvehicles,evenitisbicycle,micromobilitydedicated,conventionalorheavydutyareargumentstofurtherimproveefficiencyandtechnicalsolutions.Adevelopmentsolutionforhydraulichybridpropulsionsystemsisbasedontheprinciplethatthecolumnofliquidthattransferstheenergyisinvolvedinanalternatemovementandisnotflowingcontinuously,justoscillatingaboutanaveragevalue.Thepaperpresentstheperformancesofanoffroadvehicle,DaciaDuster,equippedwithanalternanthydraulictransmissionsystem.Thehydrauliccircuitisdesignedtoallowdynamicphenomena,likeinertiaandaccumulatingeffectstoincreasetheenergyconcentrationforlowdissipationrates.Afterdesigningtheworkingprincipleofthealternanthydraulicgeneratorandmotor,flowisoptimizedusingaLatticeBolzmannCFDsoftware,toidentifyundersourceofflowlossunderdynamicconditions.1DCFDandmulti-physicssimulationisusedinordertodesignthehydrauliccircuit.Atestrigmodelisusedtovalidatetheconceptunderrealrunningconditions.Particularattentionisgiventotheleak-pressurewaverelation.Thetestrigmodelisadaptedtothevehicleanddynamicperformancesevaluatedandcomparedtothebasemodel.
作者：AbaitanceiHoriaRaduSebastianRadulescuDanPoienaruTeodorMunteanBogdan
作者单位：UniveristyTransilvaniaofBrasov
母体文献：2016中国汽车工程学会年会论文集
会议名称：2016中国汽车工程学会年会  
会议时间：2016年10月26日
会议地点：上海
主办单位：中国汽车工程学会
语种：chi
分类号：
关键词：propulsion  hydraulichybrid  alternanthydraulics  simulation  CFD  vehicletesting
在线出版日期：2019年4月25日
基金项目：
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HydraulicHybridVehiclePropulsionSystemBasedonPressureWaveEnergyTransfer.pdf

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