英文翻译外文文献翻译33变速器概述.docx

英文翻译外文文献翻译33变速器概述.docx

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1、附录附录A英文文献原文Transmission OverviewTransmissiongearbox'sfunctiontheengine'soutputrotationalspeedishigh,themaximumworkrateandthemaximumtorqueappearsincertainrotationalspeedarea.Inordertodisplayengine'soptimumperformance,musthaveasetofvariablespeedgear,iscoordinatedtheenginetherotational

2、speedandwheel'sactualmovingvelocity.Thetransmissiongearboxmayintheautomobiletravelprocess,hasthedifferentgearratiobetweentheengineandthewheel,throughshiftsgearsmaycausetheengineworkunderitsbestpowerperformancecondition.Transmissiongearbox'strendofdevelopmentismoreandmorecomplex,thea

3、utomaticityisalsogettinghigherandhigher,theautomatictransmissionwillbefuturemainstream.AutomotiveTransmission'smissionistotransferpower,andintheprocessofdynamicchangeinthetransmissiongearratioinordertoadjustorchangethecharacteristicsoftheengine,atthesametimethroughthetransmissiontoa

4、dapttodifferentdrivingrequirements.Thisshowsthatthetransmissionlinesintheautomotivetransmissionplaysacrucialrole.Withtherapiddevelopmentofscienceandtechnology,people'scarisgettinghigherandhigherperformancerequirements,vehicleperformance,life,energyconsumption,suchasvibrationandnoise

5、transmissiondependslargelyontheperformance,itisnecessarytoattachimportancetothestudyoftransmission.Transmissiongearbox'spatterntheautomobileautomatictransmissioncommontohavethreepatterns:Respectivelyishydraulicautomatictransmissiongearbox(AT),machinerysteplessautomatictransmission(C

6、VT),electricallycontrolledmachineryautomatictransmission(AMT).Atpresentwhatappliesismostwidespreadis,ATbecomesautomatictransmission'spronounnearly.ATisbythefluidstrengthtorqueconverter,theplanetgearandthehydrauliccontrolsystemiscomposed,combinesthewaythroughthefluidstrengthtransmiss

7、ionandthegeartorealizethespeedchangebendingmoment.Andthefluidstrengthtorqueconverteristhemostimportantpart,itbycomponentsandsoonpumppulley,turbinewheelandguidepulleyiscomposed,hasatthesametimethetransmissiontorqueandthemeetingandpartingfunction.AndATcompare,CVThasomittedcomplexandth

8、eunwieldygearcombin

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