资源描述:
《汽车的转向控制.doc》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、顾寞鹈撙推品尕胂犊晨每茎测呙撸泛货丘喽喜较鹊牯普坚汽榄刿埏抖缸票惑疽撞驼镎痣魅厘崂铢泠绠说僮驽蹴壮缀稚莴萝弩炮坐万机勤冤附录英文翻译谩譬设帕缓诹砘蛊亘螋Spincontrolforcars.怕衩拘徘阋姗失扶嗫钭斯那尴啦度菩酋查泽努Stabilitycontrolsystemsarethelatestinastringoftechnologiesfocusingonimproveddirivingsafety.Suchsystemsdetecttheinitialphasesofaskidandrestoredirection
2、alcontrolin40milliseconds,seventimesfastertthanthereactiontimeoftheaveragehuman.Theycorrectvehiclepathsbyadjustingenginetorqueorapplyingtheleft-or-right-sidebrakes,orboth,asneeded.ThetechnologyhasalreadybeenappliedtotheMercedes-BenzS600coupe.杉抗朽布缲帙织诱沙分FullText:COPY
3、RIGHT1995AmericanSocietyofMechanicalEngineers鹣哔蔑证呕邕存肆喂酬Automaticstabilitysystemscandetecttheonsetofaskidandbringafishtailingvehiclebackoncourseevenbeforeitsdrivercanreact.汔靴枭饲寐梗垣辋浞疫Safetyglass,seatbelts,crumplezones,airbags,antilockbrakes,tractioncontrol,andnowstab
4、ilitycontrol.Thecontinuingprogressionofsafetysystemsforcarshasyieldedyetanotherdevicedesignedtokeepoccupantsfrominjury.Stabilitycontrolsystemshelpdriversrecoverfromuncontrolledskidsincurves,thusavoidingspinoutsandaccidents.俎报挎戕橱褙苻悖礅沱Usingcomputersandanarrayofsensor
5、s,astabilitycontrolsystemdetectstheonsetofaskidandrestoresdirectionalcontrolmorequicklythanahumandrivercan.Everymicrosecond,thesystemtakesa"snapshot,"calculatingwhetheracarisgoingexactlyinthedirectionitisbeingsteered.Ifthereistheslightestdifferencebetweenwherethedr
6、iverissteeringandwherethevehicleisgoing,thesystemcorrectsitspathinasplit-secondbyadjustingenginetorqueand/orapplyingthecat'sleft-orright-sidebrakesasneeded.Typicalreactiontimeis40milliseconds-seventimesfasterthanthatoftheaveragehuman.鹋蝮阔佳即窄醪押蔟房Astabilitycontrolsyst
7、emsensesthedriver'sdesiredmotionfromthesteeringangle,theacceleratorpedalposition,andthebrakepressurewhiledeterminingthevehicle'sactualmotionfromtheyawrate(vehiclerotationaboutitsverticalaxis)andlateralacceleration,explainedAntonvanZanten,projectleaderoftheRobertBos
8、chengineeringteam.VanZanten'sgroupandateamofengineersfromMercedes-Benz,ledbyprojectmanagerArminMuller,developedthefirstfullyeffectivestabilitycon