汽车安全系统技术中英文对照外文翻译文献.docx

汽车安全系统技术中英文对照外文翻译文献.docx

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汽车安全系统技术中英文对照外文翻译文献

中英文对照外文翻译

Automotivesafetysystemsandtechnologyresearchandanalysis

Astraffictoolsofthemodernizationandabsolutenumberincreasesharply,trafficaccidentsarealsoincreasing.Caraccidenthasbecomesevereglobalsocialissues.Undoubtedly,advancedautosafetyfacilitiesarethedrivingsafetyindispensablesafeguard.So,weshouldstart,fromtechnologytoresearchanddevelopmentofhighperformance,highsafetycar,alsowanttostrengthentheregularinspectionincars,sotimelymaintenanceinvestigation,makecarsofteningoodtechnicalstatus,soastoimprovethesafetyperformanceofthecar.

Hereweintroducedactivesafetytechnologyandautomobilecarpassivesafetytechnology.Autosafetyisaccordingtothetrafficaccidenthappenedbeforeandaftertheclassified.Oneisinatrafficaccidenttakesafetymeasures,especiallybeforeimmediatelywillproduceriskcondition,driversmanipulatethesteeringwheelavoidoremergencybraketoavoidtrafficaccidents.Inthecar,driveinusuallytoensurethebasicmanipulationstability,driversonthesurroundingenvironmentandtoensurethevisualrecognitionsexdrivethecaritself,developedthebasicperformanceant-lockbrakingsystem（ABS）,preventslipperydrivesystem（ASR）,activesuspension,powersteeringandfour-wheeldrive（4WD）,four-wheelsteering（4WS）,lightingsystem,wiper,therearviewmirror,preventfromrear-endcollisioncaralarmsystemandlaserradar,etc.Thesesecuritydevicesandtechnology,calledactivesafetysystem,canalsobecalledpreventivesecuritysystem.Ontheotherhand,inordertoreducetrafficaccidentsandcompanybypersonneldirectlysufferdegree,ensurecompanytakestaffandpedestriansafety,saysthesecurityforpassivesafety,canalsobecalledconflictsafety.Whenaftertheaccident,inordertopreventdisasters,includingpreventtheexpansionoffireandmakecrewfromtrafficaccidentcanextricatethesecuritydevicesandsystems,calledpreventdisasterexpandsecuritysystem.

One．Automobileactivesecuritytechnology

1.ABSbrakingsystem

Ant-lockBrakingSystem（BrakingSystem,lockdobyABScomputersasABS）,hydraulicdevice,thewheelspeedsensors,brakehydraulicpipelineandelectricalwiringetc.Theirstructuresareshownbelow.

ABStasseledforthecarinvariousdrivingconditionsbrakingperformanceandbrakesafetyparticularlyimportant,especiallyisemergencybraking,canmakefulluseofthepeakbetweentireandroadsurfaceadhesionproperties,improveperformanceandreduceautomobilefightsideslipbrakingdistance,givefullplaytothebrakingperformance,butalsoincreasetheautomobilebrakingprocesscontrol.Soastoreducethepossibilityofcaraccidents.

NoinstallationABScar,ifthedrivingforcetramplebrakepedal,wheelwillrapidlylowerspeed,andfinallywheelsstopturning,butbodybecauseofinertiaremainsforwardsliding.Thisphenomenonwasatthewheelandpavementoccurbetweenlarger"slip",appearthiskindofsituation,thecartiresofautomobilelateralspreadsalmostdisappear,sopoorforcewillappearthefollowingphenomena:

（1）Steeringstabilityfall:

thesteeringwheelisineffective,vehicletailmanipulationofcurl,seriouswhenvehiclecirclesorappearfoldingphenomenon;

（2）Handlingfall:

manipulatethesteeringwheelandshortofsteeringrequirements;

（3）Brakingdistanceextended:

morethangeneralbrakingdistance.

So,wecanimaginetohaveinstalledABSsystemofthecarsafetyisveryimportant.

2．theASRdrivetorquecontrolsystem

ABSareusedtopreventcarbrakingprocesswheellock,willwheelslidingratecontrolinidealrange,soastoshortenthebrakingdistance,improveautomobilebrakingdirectionstabilityandsteeringcontrol,soastoimprovethesafetyofthecar.Alongwiththeincreaseofvehicleperformancerequirements,notonlyinbrakingprocessrequiredtopreventwheellock,andaskedthedrivertopreventdriverollerskatingturnintheprocess,makingcarsinthedirectionstability,drivingprocesssteeringcontrolabilityandaccelerationperformance,soareimprovedbythecardrivetorquesteeringsystemASR（AccelerationsRegulation）Slip.ASRistheperfectcomplementandABSASR,butmostaloneissetwithABScombinedtogether,commonlyusedABS/ASRsays,calledantiskidcontrolsystem.

ASRismainlyusedtopreventcarinthebeginning,acceleratethewheels,guaranteeslipinthecaracceleratedrateandimprovethestabilityinbadpavementdriveattachedconditions.Itmakesnodifferencespeedinthecarlockiceroadsandmuddyroadstartedandtoimproveitscapacity,alsocanpreventhighinspeedbyturningcarsglidingpavementandrearlateralspreadsphenomenon.

Anyhow,preventthewheelbecauseASRslip,canmaximizetheenginedrivingmomentofcarshadenough,ensurethelongitudinalforce,lateralforceandmanipulationofpower,makecarsinstarting,steeringandacceleratetheprocess,inglidingandmuddyroad,inamountainareadownhillprocesscansteadilydriving,guaranteesthesafety,reducingtirewearandfuelconsumption,andimprovesthecardrivingcapability.

3．VDCsystem

ABS/ASRsystemsuccessfullysolvesthebrakeandthecarwhendrivendirectionstabilityproblem,butcannotsolvethevehiclesteeringstabilityproblemdrivingdirection.Forexamplewhensteeringroad,inevitablybylateralandlongitudinalforce,onlylocalsurfacecanprovidefulllateralandlongitudinalforce,thepilotcancontrolvehicles.Ifthegroundadhesionabilitylowerlateral,willdamagecarsdrivingabilitypredetermineddirection.Rainydayscarsdriving,oftenhigh-speedsteeringlateralslidingout,itisthegroundbecauseofinsufficientlateraladhesionability.Toresolvetheissue,anddevelopedcountriesautomobileindustryrecentlyinABS/ASRsystemonthebasisofthedevelopmentofdynamicControlsystem（intocarDynamicsControl,theabbreviationVDCVehicle）.Thesystemofthecarbrake,driving,suspension,steering,engineandsoonvariousmainassemblycontrolsysteminfunction,structureorganicgroundcomprehensivetogether,canmakecarsinallkindsofbadworkingconditions,suchasiceroadpavement,commuting,riverbendpavementandtookevasiveactionmovingline,brakingandaccelerationandthedownhillfordifferentconditions,suchasbearing,differenttypepressureanddifferentlevelsoftypewearallhavegooddirectionstability,toshowthebestdrivingperformance.VDCapplications,inbraking,accelerationandsteeringaspectsofdriver'sfullyreleasedrequest,isthecarofactivesafetydrivinganewmilestone.

VDCofsteeringcontrolsystemismainlybydrivingforeachwheelbrakecontrolandenginepoweroutputcontroltorealize.Forexample,ifthecarturnleftfrontwheelforsteeringtheinadequatecapacitytendtoslipoutofthecorner,VDCsystemcanmeasureimminent,justknowlateralspreadsleftrearbrakeadoptappropriatemeasures.Ifatthesamecorner,becauserearwheeltendtoslipoutoffavoroflateralovermuch,VDCsystemisproperbrakingtofront-rightwheelfailure,maintainthestabilityofthevehicledriving.Inextremecases,VDCsystemcanalsotakereduceenginetoreducethepoweroutput,andtoreducethespeedofthedemandsideadhesionabilitytomaintainthestabilityofthevehicledriving.AdoptVDCsystem,automobileinfoliopavementorcornerofpavementbrakingdistancestillcanfurtherreduce.

4．CCScarscruisecontrolsystem

AutocruiseControlSystem（CruiserControlSystem,abbreviationforCCS）iscanmakeautomobileworkinenginefavorablespeedrange,reducedriver'sdrivingmanipulatelaborintensity,improvethedrivingcomforttheautomaticdrivingdevice.

Carcruisingsystem（CCS）roleisrequiredbythedriver:

afteranormally-closedswitch,nospeedontheacceleratorpedalcanautomaticallykeepthespeed,makethevehiclewiththefixedspeed.Usingthisdevice,whenonthehighwayafteralongtime,thedriverdrivingnothavetocontroltheacceleratorpedal,reducefatigue,whilereducingunnecessaryspeedchange,canreducesavefuel.

Autocruisecontrolsystemistheearliestdevelopmentoftheautomotiveelectroniccontrolsystem.ThissystemUSESanotherspeedsensor,willspeedsignalinputenginecontrolmicrocomputer,bymicrocomputercontrolvacuumsystemwork.Thissystemcanmakeuseoftheserver,speedcontrolswitchleverandbrakepedalonvacuumliftswitchesetc,itsfunctionandbasicsystemthesame.

Inthissystem,electroniccontroldevicecanaccordchangeofdrivingresistance,automaticregulationenginethrottleAngle,makethespeedconstant.Suchnotonlyreduceunnecessaryspeedchange,whichsavesfuel,alsoreducedthedriver'sburden.

Two.Automobilepassivesafetytechnology

1.Seatbelt

Carseatbeltisasafetydevice,itcanincarcollisionorsharpturn,makecrewtokeepitsoriginalpositionaspossiblewithoutmobileandrotation,avoidcollisionwithin-carhardpartscauseddamage.Seatbeltsandairbags,asmoderncarsaresafetydevices,butthelonghistoryoftheformer,popularizethescope.

Theseeminglysimpleseatbeltactuallynot"simple".Attentionhasbeenattheforefrontoftrafficsafety,throughtheanalysisofgeneralmotorsafteracaraccidentfound:

seatbeltnotonlymakespeopleprotectthelives,canbeinmorethanhalfoftheaccidenttoreduceoreveneliminatedrivers,motoristsarethechanceofinjury.Carcollisionorunexpectedemergencybrakingforcegeneratedgreatinertia,willallowthedriverandpassengerandcarwindscreen,steeringwheel,seat,collisionhappenedobjectssuchassecondarytodriveiscausedextremelyeasilycrewseriousdamage,evendriveoccupantseatsorthre