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1、英文原文TheautoelectricpowersteeringsystemresearchAlongwithautomobileelectronictechnologyswiftandviolentdevelopment,thepeoplealsodaybydayenhancetothemotorturninghandlingqualityrequest.Themotorturningsystemhanged,thehydraulicpressureboostfromthetraditionalmachinerychanges(HydraulicPowerSteer
2、ing,iscalledHPS),theelectricallycontrolledhydraulicpressureboostchanges(ElectronicHydraulicPowerSteering,iscalledEHPS),developstheelectricallyoperatedbooststeeringsystem(ElectronicPowerSteering,iscalledEPS),finallyalsowilltransittothelinecontrolsthesteeringsystem(SteerByWire,willbecalle
3、dSBW).Themachinerysteeringsystemisrefersbypilot'sphysicalstrengthachievementchangestheenergy,inwhichallpowertransmissionallismechanical,theautomobilechangesthemovementisoperatesthesteeringwheelbythepilot,transmitsthroughthediverterandaseriesofmemberschangesthewheeltorealize.Themechanica
4、lsteeringsystembychangesthecontrolmechanism,thediverterandmajorpartchangesthegearing3tobecomposed.Usuallymaydivideintoaccordingtothemechanicaldiverterform:Thegearracktype,followsroundtheworld-like,thewormbearingadjusterhooptype,thewormbearingadjusterreferssellsthetype.Isthegearracktypea
5、ndfollowsusingthebroadesttwokindsroundtheworld-like(usesinneedingtimebigsteeringforce).Infollowsroundtheworld-likeinthediverter,theinputchangesthecircleandtheoutputsteeringarmpivotangleisproportional;Inthegearracktypediverter,theinputchangestheturnandtheoutputrackdisplacementisproportio
6、nal.Followsroundtheworld-likethediverterbecauseistherollingfrictionform,thusthetransmissionefficiencyisveryhigh,theeaseofoperationalsotheservicelifearelong,moreoverbearingcapacity,thereforewidelyappliesonthetruck.Thegearracktypediverterwithfollowsroundtheworld-likecompares,themostmajorc
7、haracteristicistherigidityisbig,thestructurecompactweightislight,alsothecostislow.Becausethiswaypassesoneasilybythewheelthereactingforcetothesteeringwheel,thereforehastothepavementbehaviorresponsekeenmerit,butsimultaneouslyalsoeasytohavephenomenaandsoongoonandoscillation,alsoit