机械毕业设计英文外文翻译87传感器与现代汽车电子.docx
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机械毕业设计英文外文翻译87传感器与现代汽车电子.docx
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机械毕业设计英文外文翻译87传感器与现代汽车电子
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附录1
Sensorandthemodernautomobileelectron
modernautomobileelectronfromtheelectronicprimarydevicewhichappliestothevehicleintheelectronicsystemconstructionenteredonethenewstagewhichhasessentialtoenhance.Oneofinwhichmostrepresentativecorecomponentsisthesensor.
First,theautomobileelectronholdscontrolsmentionswiththesafetysystem
First,theautomobileelectronholdscontrolsmentionsourcountryautomobileindustrygrowthwiththesafetysystemtobeinthelastfewyearsrapid,thedevelopmenttendencyisveryfierce.Thereforecommentedappearedsomeexpert'sforecast:
TheautomobileindustryhasthepossibilitytosurpasstheITindustry,becomesoneofChinesenationaleconomy
mostimportantpillarindustries.Actually,theautomobileindustrygrowthwillcertainlytocontainwiththeautomobileindustrycorrelationITindustrygrowth.
Forexample,althoughatpresentonlyoccupiesabout10%-15%inourcountrysteamproductneutronproduct
andthetechnicalpricevaluecontent,buttheoverseasautomobileneutronproductandthetechnicalvaluecontentapproximatelyisequally22%,intheupscalepassengervehicletheautomobileelectronhasaccountedforabove30%,moreoverthisproportionin,unceasinglythefastgrowth,anticipatedveryquickwillalsoachieve50%.
Theelectronicinformationtechnologyalreadybecamethenewgenerationofautomobiledevelopmentdirectiontheleadingfactor,theautomobile(vehicle)thepowerperformance,manoeuvringcould,thesafetyperformanceandthecomfortableperformanceandsooneachaspectimprovementandraisehigh,allwillrelyonthemechanicalsystemandthestructureandtheelectronicproducts,theinformationtechnologyperfectunion.
Theautomobileengineeringexpertpointedoutthat,Theelectronictechnologydevelopmenthascausedtheautomobileproducttheconcepttohavethedeeptransformation.Thisalsoistherecentelectronicinformationindustrialfieldtooneofautomobileelectronunprecedentedattentionreasons.But,mustpointout,exceptsomevehiclesinthesound,thevideofrequencyequipment,CheYongcorresponds,theguidancesystem,aswellasthevehiclecarriesvehiclesandsooninworksystem,networksystemtheelectronicinstallationessencechangesfewoutside.Themodernautomobileelectronfromtheelectronicprimarydevicewhichapplies(includingsensor,actuator,microelectriccircuitandsoon)tothevehicleintheelectronicsystemconstructionenteredonethenewstagewhichhasessentialtoenhance.Oneofinwhichmostrepresentativecorecomponentsistheintelligentsensor(intelligentactuator,intelligencechangesdelivers).
Infact,theautomobileelectronhasalreadyexperiencedseveraldevelopmentphases:
Electriccircuitmonitorcontrolbuildswhichfromtheseparationelectronprimarydevice,passedthroughtheelectronicprimarydeviceorthemoduleaddsthemicroprocessortoconstructrespectivelyindependent,special-purpose,semiautomaticandautomaticholdscontrolsthesystem,nowalreadyentershasusedthehighspeedmainline(atpresenttohave5kindofabovemainlinestodevelopuseatleast)
Inunificationexchangeautomobilemovementeachkindofelectronicequipmentandsystemdata,realizationsynthesis,intelligentregulationnewstage.Thenewautomobileelectronsystemiscomposedbyeachelectroniccontrolunit(ECU),mayholdindependentlycontrols,simultaneouslycancoordinatetothewholemovementoptimumcondition.Forexampleforcausestheenginetobeatthebestactivestatus,needsfromtheinspirationcylinderairflow,themanifoldpressuredeterminationstart,Againaccordingtoworklinkboundaryparametersandsoonthewatertemperature,airtemperaturecalculatesthebasicdistributivevalue,meanwhilemustthroughthedamperpositiontransducerexaminationdamperopening,thedefiniteengineoperatingmode,thenthecontrol,theadjustmentbestdistributivevalue,finallyalsoneedthroughthecrankangularspeedsensormonitorcrankcornerandtheenginespeed,finallycalculatesandsendsoutthebestignitionopportunitytheinstruction.
Thisenginefuelinjectionsystemandtheignitionintegratedcontrolsystem
alsomaywithcombinationsandsoonexhaustgasdischargesupervisorysystemandstartingsystem,constructsChengKeshithemotorcarenginepowerandthetorquemaximization,butsimultaneouslyfueloilconsumptionandexhaustgasdischargeminimizingintelligentsystem.
Alsomayliftasafedrivingaspecttheexample,stemmingfromsteady,safedrivingneed,onlyaimsatfourwheelstoholdcontrols,andinstalledthebrakingbesidestheapplicationmassivepressuretransmittertoguardagainstgenerallyhugsinstalls(ABS)deadly,manypassengervehicles,includingthedomesticallyproducedvehicle,additionallybuiltelectronicpowerdistributionsystem(EBD),ABS+EBDtobepossibletimethemaximumlimitsafeguardsleetweatherdrivingstability.
Presentlyin,thedomesticandforeignsomeautomobilesfurtherhasinstalledemergencybrakeservosystem(EBA),thissystemwhenhastheemergencycase,theautomaticdetectiondriverstepsonwhenthebrakepedalthespeedanddynamics,andsentencebreaktheemergencybrakedynamicsiswhetherenough,iftheneed,canincreasethebrakingforceautomatically.TheEBAautomaticcontrolmovementmust(e.g.1/1000000secondslevels)incompleteintheextremelyshorttime.
Thissystemcancausethe200km/hhighspeedtravelvehiclesthebrakeskiddingdistancetoreducetheextremelypreciousmorethan20rice.Alsohasinviewofthewheelmonitorseachwheeltobeoppositeseparatelyinthevehiclespeedrotationalspeed,thenmatchesthepowerforeachwheelbalanceminute,guaranteedeachturnhasgoodunderthebadroadsurfaceconditionstressesabilitybalanced“theelectronicforceoftractioncontrol”the(ETC)systemandsoon.
Twoexamplesenumerateswhichfromabovemayseeclearly,automobiledevelopmenttoautomobileelectronsomebasicrequests:
1.electronsholdcontrolthesystemthemovementtohavefast,tobecorrect,tobereliable.Thesensor(+recuperateselectriccircuit)+themicroprocessor,then(+powerenlargementelectriccircuit)+theactuatortechnicalwayalreadynolongercouldsatisfythemodernautomobileagainthroughthemicroprocessortherequest,neededthroughthehardwareintegration,thedirectexchangedataandthesimplificationelectriccircuit,andenhancestheintellectualizeddegreetoguaranteethecontrolunitmovementtheaccuracy,thereliabilityandthetimeliness.
2.presentnearlyallautomobilemechanismpartallalreadyelectronicinstallationcontrol,butintheautomobilechassisspaceislimited,thecomponentsystemspaceisextremelylimited.Theidealsituationiscertainly,theelectroniccontrolunitshouldandthecontrolportioncloseunion,isformedawhole.Thereforethecomponentandtheelectriccircuitmicrominiaturization,theintegrationmaynotavoidpath.
3.electroniccontrolunitmusthavetheenoughintellectualizeddegree.Takethesecurityaerocystastheexample,itinthecriticalmomentmusthavetobeableprompt,theinstanttoopencorrectly,butintheextremelymajoritytimetheaerocystisplaceinthestandbycondition,thereforesecurityaerocystECUmusthaveself-checking,fromthemaintenanceability,confirmedunceasinglytheaerocystsystemmayoperatenormallythereliability,guaranteesthemovement“surefire”.
4.automobileeachkindoffunctionpartsallhaverespectivemovement,holdcontrolthecharacteristic,and,speakingoftheelectronicproducts,mostlyisintheveryseveremovementenvironment,moreovervarious.Suchastimeactivestatushightemperature,timestaticstandbylowtemperature,highlyconcentratedoilsteamandactiveness(toxicity)gas,aswellashighspeedmovementandhighstrengthimpactandvibrationandsoon.Therefore,theelectronicprimarydeviceandtheelectriccircuitmusthavetohavehighstable,theanti-environmentandauto-adapted,fromcompensationadjustmentability.
5.issimilarlyimportantwiththeaboverequest,evensometimesisthecrucialconditionis,theautomobileelectroniccontrolunitusestheelectronicprimarydevice,themodulemusthavetobeablethelarge-scaleindustryproduction,andcancostreductiontothedegreewhichmayaccept.
Aslightlysensorandtheintelligentsensoristhisaspectmodel.Notonlyforexampletheintelligenceaccelerationinstrument,itcansatisfythemodernautomobilewelleachneed,moreoverbecausemayintheintegratedcircuitstandardsiliconcrafton-linevolumeproduction,theproductioncostbelow(severalUSdollarstoseveralorseveraldozensUSdollars),thereforehadfoundownbiggestapplicationmarketintheautomobileindustry,counter-hascomealsopowerfullytopromotetheautomobileindustryelectronicinformationization.
Twosensors:
Themicrosensorandtheintegratedcircuitfusenewgenerationofelectronicdevice
Themicrosensor,theintelligentsensoristheemergingtechnologywhichonlythenstartstodeveloprapidlyinrecentyears.Thetechnicalnameatpresentuseswhichinourcountry'spublicationmagazinequiteisalsoambiguous,stillgenerallycalleditthesensor,orinducesambiguouslyintotheautomobilesemiconductordevice,alsohastheintelligentsensor(orintelligentactuator,intelligenttransmittinginstrument)andthemicrosystem
MEMSandsoonhasallbelongedtoMEMS(microcomputerelectricalsystemseries
)underthename.HereintroducesinthecurrentsomeEuropeanandAmericanmonographthecommonlyusedtechnicalnoundefinitionandthetechnicalconnotation.
Intelligentsensorandmodernautomobileelectron
Firstmustexplain,int
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- 机械 毕业设计 英文 外文 翻译 87 传感器 现代汽车 电子
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