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Injini yeHarley-Davidson Revolution Max 1250 yakasungirirwa pafekitori yekambani yePilgrim Road muWisconsin. V-Twin ine simba re1250 cc. cm, bore uye stroke 4.13 inches (105 mm) x 2.83 inches (72 mm) uye inokwanisa 150 horsepower uye 94 lb-ft ye torque. Torque yepamusoro i9500 uye chiyero chekumanikidzwa i13:1.
Munhoroondo yayo yese, Harley-Davidson yakashandisa tekinoroji, ichiremekedza nhaka yerudzi rwayo, kupa mashandiro chaiwo kune vatyairi chaivo. Chimwe chezvakagadzirwa zveHarley zvemazuva ano injini yeRevolution Max 1250, injini itsva yeV-twin inotonhorera mumvura inoshandiswa muPan America 1250 nePan America 1250 Special models.
Yakagadzirwa kuti ikwanise kuchinjika uye kukwezva, injini yeRevolution Max 1250 ine simba rakakura rekuwedzera simba. Injini yeV-Twin yakagadzirirwa kupa simba rakakodzera kune mamodheru ePan America 1250, ichinyanya kukoshesa torque yakaderera uye kudzora throttle yakaderera yekutyaira kunze kwemugwagwa.
Kutarisa pakushanda zvakanaka uye kuderedza huremu kunoita kuti mota neinjini dzigadzire magadzirirwo, kusarudzwa kwezvinhu uye kugadziriswa kwekugadzirwa kwezvikamu. Kuti kuderedza huremu hwemudhudhudhu, injini inosanganiswa muPan Am model sechikamu chikuru chechassis. Kushandiswa kwezvinhu zvakareruka kunobatsira kuwana chiyero chakakodzera chesimba nehuremu.
Injini yeRevolution Max 1250 inogadzirwa paHarley-Davidson Pilgrim Road Powertrain Operations muWisconsin. V-Twin ine simba re 1250 cc. cm, bore uye stroke 4.13 inches (105 mm) x 2.83 inches (72 mm) uye inokwanisa 150 horsepower uye 94 lb-ft ye torque. Torque yepamusoro i9500 uye compression ratio i13:1.
Dhizaini yeinjini yeV-Twin inopa mukana wekuti injini ipfuure zvakanaka, inoita kuti ikwanise kutenderera zvakanaka uye kuti ishande zvakanaka, uye inopa mutyairi mukana wekufamba nemakumbo. Kona yeV-degree 60 yemasilinda inoita kuti injini igare yakasimba ukuwo ichipa nzvimbo yekuti injini ipfuure nepakati pemasirinda kuti mhepo ifambe zvakanaka uye ivandudze mashandiro ayo.
Kuderedza huremu hwegetsi kunobatsira kuderedza huremu hwemudhudhudhu, izvo zvinovandudza kushanda zvakanaka, kukurumidzisa, kubata uye kubhureka. Kushandiswa kweFinite Element Analysis (FEA) uye matekiniki epamusoro ekugadzira injini muchikamu chekugadzira injini kunoderedza huremu hwezvinhu muzvikamu zvakaumbwa uye zvakaumbwa. Semuenzaniso, sezvo dhizaini yaifambira mberi, zvinhu zvakabviswa kubva mugiya rekutanga uye giya rekufambisa camshaft kuderedza huremu hwezvikamu izvi. Silinda yealuminium ine nickel-silicon carbide surface electroplating chinhu chekugadzira chakareruka, pamwe ne lightweight magnesium alloy rocker cover, camshaft cover uye main cover.
Sekureva kwaAlex Bozmosky, mukuru weHarley-Davidson, drivetrain yeRevolution Max 1250 inhengo yechassis yemudhudhudhu. Saka, injini ine mabasa maviri - kupa simba uye sechinhu chechassis. Kubviswa kwefuremu yechinyakare kunoderedza huremu hwemudhudhudhu zvakanyanya uye kunoita kuti chassis ive yakasimba kwazvo. Nhengo dzefuremu yepamberi, nhengo dzefuremu yepakati uye furemu yekumashure zvakasungirirwa zvakananga kugetsi. Vatyairi vanowana kushanda kwakanaka kuburikidza nekuchengetedza huremu zvakanyanya, chassis yakasimba uye centralization yehukuru.
Muinjini yeV-Twin, kupisa ndiko muvengi wekugara kwenguva refu uye kugadzikana kwemutyairi, saka injini inotonhodzwa nemvura inochengetedza tembiricha yeinjini nemafuta yakagadzikana uye inodzorwa kuti ishande zvakanaka nguva dzose. Nekuti zvikamu zvesimbi zvinokura uye zvinodzikira zvishoma, kushivirira zvikamu zvakasimba kunogona kuwanikwa nekudzora tembiricha yeinjini, zvichikonzera kuvandudzwa kwekushanda kwegetsi.
Pamusoro pezvo, ruzha rwakakwana rweinjini uye ruzha runonakidza rwekubuda kwemhepo zvinogona kuva nesimba sezvo ruzha runobva mukati meinjini rwuchideredzwa nekutonhodzwa kwemvura. Oiri yeinjini inotonhodzwawo nemvura kuitira kuti oiri yeinjini ishande zvakanaka uye igare kwenguva refu mumamiriro ezvinhu akaoma.
Pombi inotonhodza yakavakwa mumabheringi nemaseal anoshanda zvakanaka kuti igare kwenguva refu, uye nzira dzinotonhodza dzakabatanidzwa mukuumbwa kwakaoma kwechifukidziro che stator kuderedza huremu nehupamhi hwekutumira.
Mukati, Revolution Max 1250 ine macrankpin maviri anochinjika ne30 degrees. Harley-Davidson yakashandisa ruzivo rwayo rwakakura rwemujaho wekuyambuka nyika kuti inzwisise power pulse rhythm yeRevolution Max 1250. Kutevedzana kwemadhigirii kunogona kuvandudza kubatwa kwemotokari mune mamwe mamiriro ekutyaira ari kunze kwemugwagwa.
Mapistoni ealuminium akabatanidzwa pa crank ne connecting rods akabatanidzwa ne compression ratio ye13:1, iyo inowedzera torque yeinjini nekumhanya kwese. Ma sensor ekuona knock epamusoro anoita kuti compression ratio iyi ikwanise. Injini inoda 91 octane fuel kuti iwane simba rakawanda, asi ichashanda ne octane fuel shoma uye ichadzivirira kuputika nekuda kwetekinoroji ye knock sensor.
Pasi pepiston pane chamfered saka hapana chinoshandiswa pakudzvanya ring kuti chiiswe. Piston skirt ine low friction coating uye low tension piston rings inoderedza friction kuti ishande zvakanaka. Marin'i epamusoro erin'i anodized kuti agare kwenguva refu, uye majeti anotonhodza mafuta anonongedzera pasi pepiston kuti abatsire kubvisa kupisa kwemoto.
Pamusoro pezvo, injini yeV-Twin inoshandisa mavharuvhu mana (mavharuvhu maviri ekupinda uye maviri ekubudisa mweya) kuti ipe nzvimbo yakakura kwazvo yevharuvhu. Izvi zvinoita kuti ive nesimba rakasimba uye shanduko yakanaka kuenda kusimba guru sezvo mhepo inopinda mukamuri rekupisa ichigadziriswa kuti ikwane mashandiro anodiwa uye zvinodiwa zvekutama.
Vharuvhu yekuburitsa mvura yakazadzwa nesodium kuti ibvise kupisa zviri nani. Nzira dzemafuta dzakasungirirwa mumusoro dzinowanikwa kuburikidza nehunyanzvi hwekugadzira zvinhu, uye huremu hunoderedzwa nekuda kweukobvu hushoma hwemadziro emusoro.
Musoro wesilinda unoumbwa nearuminiyamu ine simba guru re354. Nekuti misoro yacho inoshanda senzvimbo dzekubatanidza chassis, yakagadzirwa kuti igone kuchinjika panzvimbo iyoyo yekubatanidza asi yakasimba pamusoro pekamuri rinopisa. Izvi zvinoitwa zvishoma kuburikidza nekurapwa kwakanangwa kwekupisa.
Musoro wecylinder unewo ma camshaft ekupinda nekubuda ega ega ecylinder yega yega. Dhizaini yeDOHC inokurudzira kushanda kwepamusoro kweRPM nekuderedza kusagadzikana kwevharuvhu, zvichikonzera simba rakakwirira repamusoro. Dhizaini yeDOHC inopawo nguva yekushandura mavharuvhu (VVT) yakazvimiririra pama cams ekupinda nekubuda ega, yakagadzirirwa masirinda ekumberi nekumashure kuti ive nesimba rakakura.
Sarudza purogiramu yekamera chaiyo kuti uwane mashandiro anodiwa zvakanyanya. Iyo dhiraivha yedivi re camshaft bearing journal chikamu chedhiraivha sprocket, yakagadzirirwa kubvisa camshaft kuti ishandiswe kana kuvandudzwa kwekushanda mune ramangwana pasina kubvisa camshaft drive.
Kuti avhare chiteshi chevharuvhu paRevolution Max 1250, Harley akashandisa roller pin valve actuation ine hydraulic lash adjusters. Dhizaini iyi inoita kuti vharuvhu nevharuvhu actuator (pin) zvirambe zvichibatana nguva dzese sezvo tembiricha yeinjini ichichinja. Hydraulic lash adjusters inoita kuti chitima chevharuvhu chisagadziriswe, zvichichengetedza nguva nemari yemuridzi. Dhizaini iyi inochengetedza kumanikidzwa kwakasimba pachigadziko chevharuvhu, zvichikonzera camshaft profile yakasimba kuti ishande zvakanaka.
Kufamba kwemhepo muinjini kunobatsirwa nekudzikisa kwemhepo mbiri dzinoiswa pakati pemasirinda uye dzinoiswa panzvimbo imwe chete kuti dzisanyanya kuvhiringika uye dzisapinda mhepo. Kutakura mafuta kunogona kugadziriswa pachako kune sirinda yega yega, zvichivandudza kuchengetedzwa kwayo uye kugona kwayo kufamba. Nzvimbo iri pakati pe throttle body inobvumira bhokisi remhepo re 11-litre kugara zvakanaka pamusoro peinjini. Kugona kwemukamuri wemhepo kwakagadziridzwa kuti injini ishande zvakanaka.
Chimiro che airbox chinobvumira kuti pave ne speed stack yakagadziriswa pa throttle body yega yega, ichishandisa inertia kumanikidza mweya wakawanda kupinda mu camping chamber, zvichiwedzera simba rinobuda. Airbox yakagadzirwa ne glass-fins yakazara negirazi ine mafin emukati akavakirwa mukati kuti abatsire kuderedza resonance uye kuderedza ruzha rwe input. Nzvimbo dze input dzakatarisana nemberi dzinodzivirira ruzha rwe input kubva kumutyairi. Kubvisa ruzha rwe input kunoita kuti ruzha rwakakwana rwe exhaust ruve nesimba.
Kushanda zvakanaka kweinjini kunovimbiswa nekushandisa sisitimu yekuzora mafuta yakaoma ine nzvimbo yekuisa mafuta yakavakirwa mu crankcase casting. Mapombi ekubvisa mafuta matatu anoburitsa mafuta akawandisa kubva mumakamuri matatu einjini (crankcase, stator chamber uye clutch chamber). Vatyairi vanowana kushanda kwakanaka nekuti kurasikirwa nesimba reparasitic kunoderedzwa nekuti zvikamu zvemukati zveinjini hazvifanirwe kutenderera nemafuta akawandisa.
Windscreen inodzivirira clutch kuti isachajise oiri yeinjini, izvo zvinogona kuderedza kuwanikwa kweoiri. Nekuisa oiri pakati pe crankshaft kuenda kuma main ne connecting rod bearingers, dhizaini iyi inopa kumanikidzwa kweoiri kwakaderera (60-70 psi), izvo zvinoderedza kurasikirwa kwesimba reparasite pa rpm yakakwira.
Kunyaradzwa kwekufamba kwePan America 1250 kunovimbiswa neinternal balancer inobvisa kubvunda kweinjini, ichivandudza kunyaradzwa kwemutyairi uye inowedzera kugara kwenguva refu kwemotokari. Main balancer, iri mucrankcase, inodzora kubvunda kukuru kunokonzerwa necrankpin, piston neconnecting rod, pamwe ne "rolling clutch" kana kusawirirana kwekuruboshwe-kurudyi kunokonzerwa necylinder isina kumira zvakanaka. Assistant balancer iri mumusoro wecylinder yepamberi pakati pe camshafts inozadzisa main balancer kuderedza kubvunda.
Chekupedzisira, Revolution Max idhiraivha yakabatana, zvinoreva kuti injini negiya remagiya matanhatu zvinogara muchimiro chimwe chete. Clutch ine madhisiki masere ekukweshana akagadzirirwa kupa simba risingaperi pa torque yepamusoro muhupenyu hwese hwe clutch. Masipiringi anotsiva mudhiraivha yekupedzisira anotsvedzesa crankshaft torque impulses isati yasvika kugiya, zvichiita kuti torque ienderane.
Kazhinji, Revolution Max 1250 V-Twin muenzaniso wakanaka wekuti nei midhudhudhu yeHarley-Davidson ichiri kudiwa zvakanyanya.
Vatsigiri vemainjini evhiki rino ndiPennGrade Motor Oil, Elring-Das Original naScat Crankshafts. Kana muine injini yamunoda kutaura nezvayo munhevedzano iyi, ndapota tumirai email kuna Greg Jones, mupepeti weEngine Builder [email protected]
Nguva yekutumira: Mbudzi-15-2022