智能避障机器人设计外文翻译.docx

智能避障机器人设计外文翻译.docx

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智能避障机器人设计外文翻译

INTELLIGENTVEHICLE

Oursocietyisawashin“machineintelligence”ofvariouskinds、Overthelastcentury,wehavewitnessedmoreandmoreofthe“drudgery”ofdailylivingbeingreplacedbydevicessuchaswashingmachines、

Oneremainingareaofbothdrudgeryanddanger,however,isthedailyactofdrivingautomobiles1、2millionpeoplewerekilledintrafficcrashesin2002,whichwas2、1%ofallglobaldeathsandthe11thrankedcauseofdeath、Ifthistrendcontinues,anestimated8、5millionpeoplewillbedyingeveryyearinroadcrashesby2020、Infact,theU、S、DepartmentofTransportationhasestimatedtheoverallsocietalcostofroadcrashesannuallyintheUnitedStatesatgreaterthan$230billion、

Whenhundredsorthousandsofvehiclesaresharingthesameroadsatthesametime,leadingtothealltoofamiliarexperienceofcongestedtraffic、Trafficcongestionunderminesourqualityoflifeinthesamewayairpollutionunderminespublichealth、Around1990,roadtransportationprofessionalsbegantoapplythemtotrafficandroadmanagement、Thuswasborntheintelligenttransportationsystem（ITS）、Startinginthelate1990s,ITSsystemsweredevelopedanddeployed、Indevelopedcountries,travelerstodayhaveaccesstosignifi-cantamountsofinformationabouttravelconditions,whethertheyaredrivingtheirownvehicleorridingonpublictransitsystems、

Astheworldenergycrisis,andthewarandtheenergyconsumptionofoil--andarefullofenergy,inoneday,somedayitwilldisappearwithoutatrace、Oilisnotinresources、Soinoilconsumptionmustbecleanbeforefindingareplacement、Withthedevelopmentofscienceandtechnologytheprogressofthesociety,peopleinventedtheelectriccar、Electriccarswillbecomethemostidealoftransportation、

Inthedevelopmentofworldeachaspectisfruitful,especiallywiththeautomobileelectronictechnologyandcomputerandrapiddevelopmentoftheinformationage、Theelectroniccontroltechnologyinthecaronawiderangeofapplications,theapplicationoftheelectronicdevice,cars,andelectronictechnologynotonlytoimproveandenhancethequalityandthetraditionalautomobileelectricalperformance,butalsoimprovetheautomobilefueleconomy,performance,reliabilityandemissionspurification、Widelyusedinautomobileelectronicproductsnotonlyreducesthecostandreducethecomplexityofthemaintenance、Fromthefuelinjectionengineignitiondevices,aircontrolandemissioncontrolandfaultdiagnosistothebodyauxiliarydevicesaregenerallyusedinelectroniccontroltechnology,autodevelopmentmainlyelectromechanicalintegration、Widelyusedinautomotiveelectroniccontrolignitionsystemmainlyelectroniccontrolfuelinjectionsystem,electroniccontrolignitionsystem,electroniccontrolautomatictransmission,electroniccontrol（ABS/ASR）controlsystem,electroniccontrolsuspensionsystem,electroniccontrolpowersteeringsystem,vehicledynamiccontrolsystem,theairbagsystems,activebeltsystem,electroniccontrolsystemandtheautomaticair-conditioningandGPSnavigationsystemetc、Withthesystemresponse,theusefunctionofquickcar,highreliability,guaranteesofenginepowerandreducefuelconsumptionandemissionregulationsmeetstandards、

Thecarisessentialtomoderntraffictools、Andelectriccarsbringusinfinitejoywillgiveusthephysicalandmentalrelaxation、Takeforexample,automatictransmissioninroad,cannotontheclutch,canachieveautomaticshiftandengineflameout,notsoeffectiveimprovethedrivingconveniencelightenthefatiguestrength、Automatictransmissionconsistsmainlyofhydraulictorqueconverter,geartransmission,pump,hydrauliccontrolsystem,electroniccontrolsystemandoilcoolingsystem,etc、Theelectroniccontrolofsuspensionismainlyusedtocushiontheimpactofthebodyandtheroadtoreducevibrationthatcargettingsmooth-goingandstability、Whenthevehicleinthecarwhentheroadunevenroadcanaccordingtoautomaticallyadjusttheheight、Whenthecarratioofheight,lowsettogasoroilcylinderfillingoroil、Ifisopposite,gasordiarrhea、Toensureandimprovethelevelofdrivingcarsdrivingstability、Variableforcepowersteeringsystemcansignificantlychangethedriverfortheworkefficiencyandthestate,sowidelyused

inelectriccars、VDCtovehicleperformancehasimportantfunctionitcanaccordingtotheneedofactivebrakingtochangethewheelsofthecar,carmotionsofstateandoptimumcontrolperformance,andincreasedautomobileadhesion,controllingandstability、Besidesthese,appearbeyond4WS4WDelectriccarscangreatlyimprovetheperformanceofthevalueandascendingsimultaneously、ABSbrakingdistanceisreducedandcankeepturningskillseffectivelyimprovethestabilityofthedirectionssimultaneouslyreducetyrewear、Theairbagappearinlargeprogramsprotectedthedriverandpassenger'ssafety,andgreatlyreduceautomobileincollisionofdriversandpassengersinthebuffer,toprotectthesafetyoflife、

Intelligentelectronictechnologyinthebustopromotesafedrivingandthattheotherfunctions、Therealizationofautomaticdrivingthroughvarioussensors、Exceptsomesmartcarsequippedwithmultipleoutsidesensorscanfullyperceptionofinformationandtrafficfacilitiesandtojudgewhetherthevehiclesanddriversindanger,hastheindependentpathfinding,navigation,avoidbump,noparkingfeesetc、Function、Effectivelyimprovethesafetransportofmanipulation,reducethepilotfatigue,improvepassengercomfort、Ofcoursebatteryelectricvehicleisthekey,theelectriccarbatterymainlyhas:

theuseoflead-acidbatteries,nickelcadmiumbattery,thebattery,sodiumsulfidesodiumsulfidelithiumbattery,thebattery,thebattery,theflywheelzinc-airfuelcellandsolarbattery,thebattery、Inmanykindofcells,thefuelcellisbyfarthemostwanttosolvetheproblemofenergyshortagecar、Fuelcellshavehighpollutioncharacteristics,differentfromotherbattery,thebattery,neednotonlyexternalconstantlysupplyoffuelandelectricitycancontinuouslysteadily、Fuelcellvehicles（FCEV）canbematchedwiththecarengineperformanceandfueleconomyandemissionintheaspectsofsuperiorinternal-combustionvehicles、

Alongwiththecomputerandelectronicproductconstantlyupgradingelectriccar,openclassinmaturetechnologyandperfected,thatdrivemoresafe,convenientandflexible,comfortable、Electriccarswithtraditionaltocompeteinthemarket,thecarwillwaselectriccarsandintelligentcarreplaced、Thisisthequestionthatday

aftertimingwillcome、ABS,GPS,andvariousnew4WD4WS,electronicproductsandthemodernera,excellentperformanceautotacitunderstandingistie-in,bringusunparalleledprecisiondrivingcomfortandsafetyofdriving、

ThehardwareandsoftwareoftheintelligentvehiclearedesignedbasedonAVR、Thissystemcouldsettherouteinadvance、ThevehiclecouldcommunicatewiththePCvianRF401andcouldrunsafelywiththehelpofultrasounddetectionandinfraredmeasuringcircuit、Neuralnetworkself-studyisusedtoimprovetheintelligenceofthevehicle、

Theperformanceofservosystemswilldeterminethepropertyoftherobot、BasedonAVRseriesMCU,thevelocityservosystemfordrivingmotoriscreatedinthispaper,includingadiscretePIregulatorwhichwillworkoutaPWMcontrolsignalwithapplyingtheskillofintegralseparation、Thevelocitiesofmotorswillbecontrolledreal-timewiththespeedsamplingfrequencysetfor2KHzbyusingtheAVR-GCCcompilersoftwaredevelopment、Comparedtotheservosystemdevelopmentbasedonthe51SeriesMCU,thesystemherehastheseadvantagesofsimplerperipheralcircuitandfasterdataprocessing、Theexperimentsdemonstratethat,themobilerobotrunsstablyandsmoothlybythecontrolofAVRunits,andthatthedesignproposalespeciallybenefitsthedevelopmentofintelligentmobilerobots,alsocanbewidelyusedinthedevelopmentofothersmartdevicesandproductlines、

AnewdesignofcontestrobotcontrolsystembasedonAVRAtmega8wasputforward、Accordingtothecharacterofcontestrobot,themaincontrolunit,motordriveunit,sensedetectionunitandLCDdisplayunitwereintroduced、FurthermoretheservodriversystembasedonMCBL3006S,thelinetrackersensorsystemandtheobstacleavoidancesensorsystemwerepresentedindetail、Finallytheperformanceshowsthatthecontrolsystemisopen,simple,easyprogramming,intelligentandefficiency、

Avoidancerulesofintelligentvehicleobstacleareintroducted、Throughthecollectionofinfraredsensorformation,therulesusediodeD1tolaunchanddiodeD2toreceiveinfraredsignals、Infraredtransmittersignalwithoutadedicatedcircuit

comesdirectlyfromtheMCUclockfrequency,whichnotonlysimplifierthecircuitanddebugging,butalsomakethecircuitstabilityandanti-jammingcapabilitygreatlyenhanced、Aftertheexperimentalverification,thesystemrunsreliablymeetthedesignrequirements、

AsmartcarcontrolsystemofthepathinformationidentifiedbasedonCCDcamerawasintroduced、Thehardwarestructureandschemeweredesigned、Thecontrolstrategyofsteeringmechanismwaspresented、Thesmartcarnotonlycanidentifytheroadprecisely,butalsohaveant-interferenceperformance,andsmallsteadystateerror、

Thisarticledesignedsmartcarsystem,includestheaspectsofthesensorinformationacquisitionandprocessing,motordrive,controlalgorithmandcontrolstrategyetc、Usinglasersensortocollecttheroadinformationwhichcanfeedbacktothemicro-controllercontrolsystem,thenmakinganalyticalprocessingcombinedwiththesoftware、WithvelocityfeedbackandPIDcontrolal