翻译.docx
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翻译.docx
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翻译
重庆科技学院学生毕业设计(论文)
外文译文
学院机械与动力工程学院
专业班级热动普2007级-01
学生姓名刘伋
学号2007440690
Trianglerotorengine
Therotorinthecarastheengineandengine,isakindofinternalcombustionengine,buttheyworkwithtraditionalwaybutpistonenginescompletely
Different.Inthepistonengines,insidesamespace(cylinder)willalternatefourdifferenthomeworkcompleted-intake,compression,burningandexhaust.Therotorenginealsomustfinishthisfourhomework,buteachassignmentintheirrespectiveintheshellisfinished.Itwaslikeeachassignment,thereisaspecialcylinderpistoncontinuouslyfromacylindermovedunderacylinder.TherotorengineisbyfelixWangKeErdoctorinvents,sosometimesalsocalledWangKeErenginesorWangKeErrotorengine.Inthispaper,wewillunderstandtheworkingprincipleofrotorengine.Beginfromitsbasicworkingprinciplesabout.Andastherotorpistonenginesuseairandfuelengineisproducedbyburningmixturepressure.Inthepistonengine,thepressureinthecylinder,preserveddrivenpistonsport.Thepistonandcrankshaftconnectingtheback-and-forthmotionforcarpoweredconvertingtherotationmovement.Intherotorengine,combustioncreatespressurekeptinshellandtriangleintheenginerotor(usedinsteadofthepiston)constitutesealchamber.
MazdaRX-sevenoftherotormotorrotorandhousing
MazdaRX-sevenoftherotormotorrotorandshell:
thesepartsreplacedthepiston,pistonenginescylinder,valve,linkageandcamshaft.Rotorwithbreathingmeasurementinstrumentmarchingpathgeneratedtracksimilar.Therotorvertexandshellcontacts,whichformthreeindependentgaschamber.Therotorkeptaroundthecombustionchambermovement,threevolumesofgasalternateexpansionandcontraction.Itisthisexpansionandcontractionwillairandfuelinhaledengine,andthentocompressthisgasmixture,andgasexpandsgenerateusefulpower,finallydischargewastegas.Belowwewillfurtherrotorengineinternal,understanditsvariousparts.Firstweseeaequipmentofthenewrotorenginenewmodels.MazdaRX-8
Mazdaisalwaysusetheamountofrotorengineproductioncarr&dpioneer.In1978,theRX-7marketisprobablythemostsuccessfulrotorcarenginepower.Butbeforeithasappearedinaseriesofrotormotorcars,trucksandevenbus,1967amongtheearliestoneparagraphcouldis.RX-7in1995,butU.S.marketexitrotorengineinthenearfuturewillreturntothemarket.MazdaRX-8isMazdamotorcorp.launchedanewcar,itisequippedwithanRENESISnewrotorengine.Theenginewonbestinternationalengineawardin2003.Itisanaturalaspirateddoublerotormotor,canproduceabout250horsepowerpower.Partswithrotorenginepistonenginessimilarignitionsystemandfuelsupplyingsystem.Ifyouhaveneverseenrotorengineinternalstructure,thenyouwillfeelverysurprised,becausemanypartsyoudon'tknowanyone.Therotorrotorhasthreeraised-face,eachraised-faceequivalentofapiston.Rotoreachraised-facehaveadepression,usedtoincreaseenginedisplacement,holdmoreair,fuelmixture.
Eachraised-facevertexisametalblades,itformstheoutersealofcombustionchamber.Eachsideoftherotorwithmetalsealingring,thebothsidesofthecombustionchamber.Therotoronegroupofinternalgear,locatedinthecenterofoneside.Theyfixedtoashellwiththegearsmesh.Thismeshingdecidedtherotorincasingmovementofthepathsanddirection.Shellshellroughlyoval(whichisactuallyanoutsidespinroundline-pleasechecktheJavademo,knowtheshapeishowtoleadtothe).Aredesignedtosuch,thepurposeistomaketherotoreachvertexcanalwaysandventricularwallcontact,thusformingthreeindependentsealgaschamber.Shellusedineachpartofpartofthecombustionprocess.Thecombustionprocessfourpartsincluding:
aircompressioncombustionexhaust
Theintakeandexhaustinthemouthislocatedinshell.Theyhavenovalve.Ventconnecteddirectlytotheexhaustdevice,inletisconnecteddirectlytothethrottle.
TheoutputaxisoutputshaftsomecentrifugalcircularCAMshaft,i.e.theydeviateshaftcenterline.ArotorandaCAMshaftconsistent.TheseCAMshaftfunctionsimilartothecrankshaftpistonengines.Astherotoralongitspathincasingturns,willpushtheseCAMshaft.BecauseCAMshaftisinstalledintheoutputshaftcentrifugalway,thereforetherotorCAMshaftforceimposedonoutputshaft,thusmakeproducetorqueoutputshaftrotation.
Below,welookatthesepartsishowtoassemblytogetherandgeneratepower.Theengineislayeredrotorassembly.
Doublerotormotormajor,theyincludedfivelayersbyalaplongboltpressedtogether.Coolantaroundthelayeredcomponentsfromtheflowinthepipe.Bothendsofthelayeredcomponentsincludesealandoutputshaftbearings.Theywillalsoincludethetwoshellpartsrotorsealedinside.Thelayeredpartswithintheverysmoothsurface,thusmakerotorofsealcanwellplayarole.Inletlocatedinbothendsonlayeredcomponents.Thefirstlayerisbyinsideextroversionovalrotorsurface,itcontainsvent.Thisispartoftheshellcontainingrotor.Themiddlelayercomponentsincludetwoinlet,respectivelyappliedforthetworotors.Italsousedtoseparatethetworotors,sooutsideitssurfaceisveryslick.Therotorcentreisalargerinternalgear,itwithafixedinenginesmallgearmesh.Thisdecisiontotracktheperformanceofrotor.TherotorshaftwithoutputcircleCAMshaftmeshed.Next,let'slookattheengineishowtogeneratepower.Therotorengineadoptsfourstrokecombustioncyclic,andthissamepistonenginesring.Butintherotorengine,itisinacompletelydifferentwaytofinish.Thecoreoftherotorengineisrotor.ItisequivalenttotheDetroitpistonengines.TherotorinstalledinthecircleofoutputshaftCAMshaft.Thisconvexaxisdeviationshaftcenterlineanditsroletothecrankshaft,forthegearneededtoprovidedriversoutputshaftrotoroflever.Astherotorincasingturns,willpromoteconvexaxisrotation;Therotorturnaweek,everyCAMshaftwillrotatethreeweeks.YoursupportJavaScriptordoesnotisclickedharbor.Itisifyouobservecarefully,youwillseetherotoreveryturnaweek,outputshaftofbiasonCAMshaftwillturnthreeweeks.Astherotorincasingmovement,therotorconsistsofcylinderchambervolumewillchange.Thischangewillproduceapumpfunction.Letusseeafaceofrotorexperiencefourenginesstroke.
Aircirculationintakestagerotorvertexaftertheintakefrombegin.Intheintakeoncylinderroomofthatamoment,cylinderchambervolumeclosetoitsminimumvalue.Astherotorturnedtheinlet,cylinderchambervolumewillincrease,whichwillair,fuelmixtureinhaledcylinderroom.Whenthecylinderroomvertexafterinlet,thecylinderroomnamelysealed,thenandcompresses.
Compressedastherotorcontinueincasingmovement,cylinderroomvolumewillbecomesmaller,andthencompressedairandfuelmixture.Astherotorfaceturnedtothesparkplugs,cylinderroominthevolumeisagainapproachingthesmallest.Thisisthestartingpointofcombustion.
Burningmostrotorengineshavetwoplugs,combustionchambercomparisonlongandnarrow.Ifonlyonesparkplugs,theflamewillslowlyspread.Whenthesparkplugignitestheairandfuelmixture,willquicklyproducepressure,driverotormovement.Combustionpressurewilldrivealongthecylinderchambervolumeincreasesrotordirection.Burninggascontinuetoinflation,promotetherotorandgeneratepoweruntiltherotorvertexagainaftervent.
Exhaustwhenrotorvertexaftervent,highpressurecombustiongaswillreleasetotheexhaustdevices.Astherotorcontinuetoexercise,cylinderroombegantocompression,forcingtheresidualgasemitted.Whenthecylinderchambervolumeclosemosthours,rotorvertexwillpasstheinlet,thewholecyclestartsagain.Oneofthehighlightsoftherotormotorrotorthreesurfaces,
intheroleofacyclehas-intherotorturnfullpart,willtherebeathreeweekburningstroke.Butpleasenotethateveryweekwiththerotorturnofoutputshaftwillspinthreeweeks,thismeansthateverytimeforoutputaxisrotationhasaburningstroke.Thepistonengineswithtraditional,comparedseveralprominentrotormotorhasadvantages.
Sportspartslesspistonengineswithfourstrokeengines,comparedtherotormotionpartsmuchless.Therearethreemaindoublerotormotorsportsparts:
tworotorandanoutputshaft.Eventhemostsimplefourcylinderpistonenginesalsoatleast40sportsparts,includingpistons,connectingrod,thecamshaft,valve,valvespring,rocker,timingbelts,timinggearsandcrankshaftetc.Sportspartsofrotorenginesreducemeanshigherreliability.Thisiswhycertainaircraftmanufacturer(includingairbusincluded)tendtousetherotorenginepistonenginesinsteadofreason.
Themoresmoothallpartsarerotorenginealongadirection,donotneedongoingrotationastraditionalasthepistonenginechangedirectionviolently.Byusingthedirectionalspinbalancestoeliminatevibration,rotorenginerealizedinternalbalance.Thepoweroutputrotorengineisalsoverysmooth.Becauseeverytimecombustioncanmaketherotorrotates90degrees,androtorrotatingaweek,eachoutputshaftwillspinthreeweeks,soeachtimecombustioncanmaketheoutputshaftrotation270degree.Thismeansthatasinglerotorenginecombustionforeachoutputshaftcanbethree-quartersoftherotatingprovidemotivation.Singlecylinderpistonenginesandcompleteaburningneedcrankshaft(pistonenginesoutputshaft)rotationtwoweeks,andburningmakecrankshaf
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