大众技术汇总en.docx

大众技术汇总en.docx

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大众技术汇总en

10-WaySeat

Multi-adjustableseatsensurecomfortableandfatigue-freetravel,evenonlongjourneys.Thisfeelingofwellbeingisachievedbyfindinganidealsittingpositionsuitedtoeachindividualoccupant.Tothisend,theseatcanbeadjustedinawidevarietyofwaysandadaptedtodifferentbuildsandstatures.Thelumbarsupportbuiltintothebackrestrelievesthestrainonthespinalcolumnandguardsagainstpossiblediscomfortresultingfromincorrectposture,crampsorexistingbackproblems.Theelectricaloperationallowsforconvenientandinfinitelyvariableseatadjustment.

10-wayseat

Apartfromthefore/aftpositioning,alsoallowsadjustmentoftheseatheightanddepth,thebackrestangleandthelumbarsupport.

12-wayseat

Apartfromthefore/aftpositioning,alsoallowsadjustmentoftheseatheightanddepth,theseatcushionandbackrestangle,andthelumbarsupport.

18-wayseat

Offersluxuriouslevelsofcomfort:

apartfromthefore/aftpositioning,alsoallowsadjustmentoftheseatheightanddepth,theseatcushionandbackrestangle,thetopofthebackrest,aswellasthelumbarsupport,theheadrestraintheightandfinallytheseatcushiondepthtoo.

Alsosee

∙LumbarSupport

∙MassageFunction（Seats）

∙MemoryFunction

1-ZoneTemperatureControl

Climatronicregulatestheinteriortemperatureinlinewiththepreselectedpreferredtemperaturebymeansofautomaticadjustmentoftheblowerspeedandoperationoftheairdistributorflaps.Itthusassuresapleasantclimateinalloperatingandweatherconditions,withvirtuallydraught-freeflowofairthroughthepassengercompartment.TheClimatronicsystem’selectroniccontrolmonitorsallkeyinfluencingvariablesandsourcesofinterference,suchasthepositionofthesun,theintensityofitsraysandtheoutsidetemperature,andaddsmoreorlesscoolairaccordingly.

Thecontrolunit'sinterfacewiththeCANdatabusmakesothercomfortfeaturesavailable,too:

automaticairrecirculationwhenthewindscreenwashersareactivatedorwhenreverseisengagedshieldstheoccupantsfromunpleasantodours.Speed-dependentcontrolfortheblowerwithautomaticadjustmentoftheoutlettemperaturereducesnoiselevelswhendrivingatlowspeeds.

Climatronicalsoincludesadefrostfunctionwhichcanbeactivatedatthepushofabuttontoclearfoggedoriced-upwindows.Thisdirectsthefullairflowontotheinsideoftheglasswithahighblowersetting.Iftheoutsidetemperatureisabove2.5°C,thecoolingsystemcutsintodrytheair.

Inthisway,theClimatronicsystemfromVolkswagenimprovespassengercomfortaswellasofferingaddedconvenienceandsafety.Maintainingapleasantclimatekeepsthedriver’spowersofconcentrationandreactionssharp,bothofwhicharevitalforsafemotoring.

Variousfeaturesareavailable,dependingonthevehicle:

1-zonetemperaturecontrol

2-zonetemperaturecontrol

Dividesthecabinintotwoclimatezones.Thedriverandfrontpassengercanselecttheirtemperaturesindependentlyofoneanother.

3-zonetemperaturecontrol

Thedriver,frontpassengerandrearpassengerscanadjusttheirtemperaturesindependentlyofoneanother.

4-zonetemperaturecontrol

Dividesthecabinintofourclimaticzones,eachwithindividualtemperaturecontrol.

2-BatteryConcept

Theconstantlygrowingnumberofelectronicsystemsand“convenience”consumersinvehicles,suchaspowerwindows,seatheatingandsafetyfeatures,isplacingevergreaterdemandsontheelectricalenergysupply.Dependingontheenginevariantandequipmentfitted,anumberofmodelsthereforecomewithatwo-batteryconceptfeaturingastarterbatteryandabatteryfortheelectricalsystem.Innormaloperation,thestarterbatterysuppliespowertothestarterwhiletheelectricalsystembatteryisresponsibleforpoweringtheelectricalconsumers.Aseparateelectricalsystemcontrolunitpermanentlymonitorsthechargelevelofbothbatteries,andregulatesthewayinwhichtheyprovidereciprocalsupportforoneanotherifonebatteryisrunninglowonenergy.

4MOTION

4MOTIONisVolkswagen’spermanentfour-wheeldrivesystem.

The4MOTIONpermanentfour-wheeldrivesystemfromVolkswagendistributestheengine’spowertoallfourwheelsasrequired.

Onmodelswheretheengineisinstalledlongitudinally,aTorsendifferentialsplitsthedriveforcebetweenthefrontandrearaxles.VehicleswithatransverseenginearefittedwiththeHaldexcoupling.

4MOTIONprovideshighactivesafety,reliabletractiononvirtuallyallsurfacesandoptimumdirectionalstabilityatalltimes,evenincross-winds.Thefactthatitsextrasafetyreservesareavailablepermanentlygivesitaclearedgeoverdriver-operatedfour-wheeldrivesystems.Furthermore,4MOTIONcanbecombinedwithalldynamicscontrolsystemssuchaselectronicstabilisationprogram（ESP）,tractioncontrol（ASR）,enginedragtorquecontrol（MSR）andelectronicdifferentiallock（EDL）.

Alsosee

∙4XMOTION

∙HaldexCoupling

∙ActiveSafety

∙ElectronicStabilisationProgram（ESP）

4XMOTION

4XMOTIONistheelectronicallycontrolledpermanentfour-wheeldrivesystemintheTouareg.Thepermanentfour-wheeldrivesystemisthebasisforitsextraordinaryoff-roadcapability.TheTouaregfeaturesalockablecentredifferentialwithamulti-plateclutchandlow-rangegear.Innormaloperation,powerdistributionbetweenthefrontandrearaxlesissmoothlyadjustedasafunctionoftheamountofslip.Inaddition,thecentredifferentialcanbelockedtoproduceafixeddistributionratioofthedrivetorque.Thelow-rangegearratio（2.69:

1）forheavy-dutyoff-roaddrivingcanbeselectedelectricallyusingthechassiscontrolswitch.ThisprovidesmaximumdriveforceatlowvehiclespeedsandenablestheTouaregtotacklegradientsassteepas100percent（45°）.Ifrequired,4XMOTIONcanadditionallybeorderedwitharear-axledifferentialthatproducesa100percentlockingeffectbetweentherearwheels.Thedifferentiallock（100percent）isactivatedmanuallyatthedriver’scommand.Thecross-axlelockisalsoautomaticallyactivatedaccordingtothesituationencounteredtoimprovetractionanddrivingdynamics.

Alsosee

∙4MOTION

∙CentreDifferential

6-SpeedDSGGearbox

DSGgearboxescomprisetwoindependentgearboxunits.Astheymovethroughthegears,thedual-clutchmechanismallowstheenginetoengagewitheachofthetwogearboxesinturnviatwodriveshafts.Thedual-clutchgearboxpermitsanautomaticgearchangewithnointerruptioninpowerflow.

Thegearboxiscontrolledviaamechatronicsmodule,whichhousestheelectroniccontrolunit,varioussensorsaswellasthehydrauliccontrolelementsinasinglecompactunit.

TheDSGdual-clutchgearboxfeaturestwodrivingprograms:

normalmodeandsportmode.InSportmode,theDSGholdsontothegearsforlonger,aswellasshiftingdownearlierasnecessary.

However,gearchangescanalsobemademanually.Tiptronicswitchesonthemultifunctionsteeringwheelmakethisactionparticularlysporty.Operationoftheclutchisalwaysfullyautomatic,however.

The6-speedDSGissuitedtohigher-poweredengineswithtorquesofover250Nm.Thedualclutchconsistsoftwomulti-plateclutchesrunninginanoilbath.

The7-speedDSGgearboxcomesintwodifferentversions:

∙Forsmallerengines:

themaximumtorqueis250Nm.Inthisinstancethedualclutchisdry-running,withoutanoilbath.

∙Forenginessubjectedtohigherloads:

themaximumtorqueis600Nm.ThisDSGisthereforedesignedtocopewithhightorques.

7-SpeedDSGGearbox

DSGgearboxescomprisetwoindependentgearboxunits.Astheymovethroughthegears,thedual-clutchmechanismallowstheenginetoengagewitheachofthetwogearboxesinturnviatwodriveshafts.Thedual-clutchgearboxpermitsanautomaticgearchangewithnointerruptioninpowerflow.

Thegearboxiscontrolledviaamechatronicsmodule,whichhousestheelectroniccontrolunit,varioussensorsaswellasthehydrauliccontrolelementsinasinglecompactunit.

TheDSGdual-clutchgearboxfeaturestwodrivingprograms:

normalmodeandsportmode.InSportmode,theDSGholdsontothegearsforlonger,aswellasshiftingdownearlierasnecessary.

However,gearchangescanalsobemademanually.Tiptronicswitchesonthemultifunctionsteeringwheelmakethisactionparticularlysporty.Operationoftheclutchisalwaysfullyautomatic,however.

The6-speedDSGissuitedtohigher-poweredengineswithtorquesofover250Nm.Thedualclutchconsistsoftwomulti-plateclutchesrunninginanoilbath.

The7-speedDSGgearboxcomesintwodifferentversions:

∙Forsmallerengines:

themaximumtorqueis250Nm.Inthisinstancethedualclutchisdry-running,withoutanoilbath.

∙Forenginessubjectedtohigherloads:

themaximumtorqueis600Nm.ThisDSGisthereforedesignedtocopewithhightorques.

ABS

Whenthedriverbrakeshardonaslipperyroadsurface,theanti-lockbrakingsystempreventsthewheelsfromlocking,sothatthevehiclecanstillbesteered.

Whenthewheelslockup,theyarenolongerabletotransmitcorneringforces,meaningthatthedriverlosescontrolofthevehicle.Topreventthisfromhappening,theABScontrolunituseswheelspeedsensorstomonitortherotationalspeedofeachwheel.Ifitdetectsthatawheelisabouttolock,asolenoidvalveintheanti-lockbrakingsystem’scontrolunitreducesthebrakepressureappliedatthewheelinquestionuntilitstartstorotatefreelyagain.Thepressureissubsequentlyincreasedtothelock-upthresholdoncemore.Thevehicleremainsstableandsteerable.

ThisprocessisrepeatedseveraltimespersecondinallVolkswagenmodels.Thedrivercantellwhentheanti-lock