Ma ị bụ ọkachamara na-ewu injin, igwe ma ọ bụ onye nrụpụta, ma ọ bụ onye na-anụ ọkụ n'obi ụgbọ ala hụrụ injin, ụgbọ ala na-agba ọsọ na ụgbọ ala ngwa ngwa, Engine Nrụpụta nwere ihe maka gị. Akwụkwọ akụkọ anyị na-ebipụta na-enye nkọwa teknụzụ na ihe niile ịchọrọ ịma gbasara ụlọ ọrụ engine na ahịa dị iche iche, ebe nhọrọ akwụkwọ akụkọ anyị na-eme ka ị nweta akụkọ ọhụrụ na ngwaahịa, ozi teknụzụ na arụmọrụ ụlọ ọrụ. Agbanyeghị, ị nwere ike nweta ihe a niile naanị site na ndenye aha. Debanye aha ugbu a ka ị nweta mbipụta mbipụta na/ma ọ bụ dijitalụ nke magazin Engine Builders kwa ọnwa, yana akwụkwọ akụkọ Engine Builders anyị kwa izu, akwụkwọ akụkọ injin kwa izu ma ọ bụ akwụkwọ akụkọ Diesel kwa izu ozugbo n'ime igbe mbata gị. Ike inyinya ga-ekpuchi gị n'oge na-adịghị anya!
Ma ị bụ ọkachamara na-ewu injin, igwe ma ọ bụ onye nrụpụta, ma ọ bụ onye na-anụ ọkụ n'obi ụgbọ ala hụrụ injin, ụgbọ ala na-agba ọsọ na ụgbọ ala ngwa ngwa, Engine Nrụpụta nwere ihe maka gị. Akwụkwọ akụkọ anyị na-ebipụta na-enye nkọwa teknụzụ na ihe niile ịchọrọ ịma gbasara ụlọ ọrụ engine na ahịa dị iche iche, ebe nhọrọ akwụkwọ akụkọ anyị na-eme ka ị nweta akụkọ ọhụrụ na ngwaahịa, ozi teknụzụ na arụmọrụ ụlọ ọrụ. Agbanyeghị, ị nwere ike nweta ihe a niile naanị site na ndenye aha. Denye aha ugbu a ka ị nweta mbipụta kwa ọnwa na/ma ọ bụ akwụkwọ eletrọnịkị nke Magazin Ndị Nrụpụta Injin, yana akwụkwọ akụkọ Injin Builders anyị kwa izu, akwụkwọ akụkọ injin kwa izu ma ọ bụ akwụkwọ akụkọ Diesel kwa izu, ozugbo na igbe mbata gị. Ike inyinya ga-ekpuchi gị n'oge na-adịghị anya!
The Harley-Davidson Revolution Max 1250 engine gbakọtara na powertrain ụlọ ọrụ Pilgrim Road osisi na Wisconsin. V-Twin nwere mgbagharị nke 1250 cc. cm, gbara na ọrịa strok 4.13 sentimita (105 mm) x 2.83 inch (72 mm) ma nwee ike 150 horsepower na 94 lb-ft nke torque. Oke kachasị bụ 9500 na mkpakọ mkpakọ bụ 13: 1.
N'ime akụkọ ihe mere eme ya, Harley-Davidson ejiriwo mmepe teknụzụ, na-asọpụrụ ihe nketa nke ika ya, iji nye ezigbo ndị na-agba ịnyịnya. Otu n'ime ihe kacha ọhụrụ Harley rụpụtara bụ injin Revolution Max 1250, igwe ejima V-twin nwere mmiri oyi ọhụrụ ejiri na ụdị Pan America 1250 na Pan America 1250 pụrụ iche.
Emebere ya maka ike na mkpesa, injin Revolution Max 1250 nwere eriri ike sara mbara maka nkwalite ike redline. Edozila injin V-Twin nke ọma iji nye njirimara ike dị mma maka ụdị Pan America 1250, na-emesi ike na nnyefe ike dị ala dị ala yana njikwa trottle dị ala maka ịnya ụgbọ ala.
Ilekwasị anya na ịrụ ọrụ na mbelata ibu na-eme ka ụgbọ ala na imepụta injin, nhọrọ ihe na njikarịcha nke imepụta akụrụngwa. Iji wedata ịdị arọ nke ọgba tum tum n'ozuzu ya, a na-etinye injin ahụ n'ụdị Pan Am dị ka akụkụ chassis bụ isi. Iji ihe ndị dị fechaa na-enyere aka nweta oke ike na ibu dị mma.
A na-agbakọta injin Revolution Max 1250 na Harley-Davidson Pilgrim Road Powertrain Operations na Wisconsin. V-Twin nwere mgbagharị nke 1250 cc. cm, gbara na ọrịa strok 4.13 sentimita (105 mm) x 2.83 inch (72 mm) ma nwee ike 150 horsepower na 94 lb-ft nke torque. Oke kachasị bụ 9500 na mkpakọ mkpakọ bụ 13: 1.
Nhazi injin V-Twin na-enye profaịlụ mgbasa ozi dị warara, na-etinye uche n'ụka maka nguzozi na njikwa ka mma, ma na-enye onye na-agba ya nnukwu ebe ụkwụ. Oghere V-ogo 60 nke cylinders na-eme ka igwe kọmpat na-arụkọ ọrụ mgbe ọ na-enye ohere maka ọdịda okpukpu abụọ throttle ozu n'etiti cylinders iji bulie ikuku ikuku wee melite arụmọrụ.
Mbelata ibu nke nnyefe na-enyere aka belata ibu nke ọgba tum tum, nke na-eme ka arụmọrụ, ngwa ngwa, njikwa na breeki. Ojiji nke Ntụle Element Akwụsịghị (FEA) na usoro njikarịcha imewe dị elu n'ime oge imepụta injin na-ebelata oke ihe dị na nkedo na akụkụ akpụ akpụ. Dịka ọmụmaatụ, ka imewe ahụ na-aga n'ihu, ewepụrụ ihe na ngwa mmalite na camshaft ụgbọala iji belata ibu nke ihe ndị a. Igwe aluminom nke otu akụkụ nwere nickel-silicon carbide surface electroplating bụ atụmatụ imewe dị fechaa, yana mkpuchi mkpuchi magnesium alloy dị fechaa, mkpuchi camshaft na mkpuchi isi.
Dị ka Harley-Davidson Chief Engineer Alex Bozmosky si kwuo, ụgbọ okporo ígwè Mgbanwe Max 1250 bụ ihe nhazi nke chassis ọgba tum tum. Ya mere, engine nwere ọrụ abụọ - inye ike na dịka ihe nhazi nke chassis. Mwepụ nke etiti ọdịnala na-ebelata oke nke ọgba tum tum ma na-enye chassis siri ike. A na-agbanye ndị otu etiti ihu, ndị otu etiti na etiti azụ ozugbo na nnyefe. Ndị na-agba ịnyịnya na-arụ ọrụ kacha mma site na oke nchekwa oke, chassis siri ike na nhazi oke.
N'ime igwe V-Twin, okpomọkụ bụ onye iro nke ịdịte aka na nkasi obi nke onye na-agba ọsọ, ya mere, igwe oyi na-ekpo ọkụ na-eme ka engine na-achịkwa ma na-achịkwa na okpomọkụ mmanụ maka ịrụ ọrụ na-agbanwe agbanwe. N'ihi na akụrụngwa igwe na-agbasawanye ma na-enwe obere nkwekọrịta, enwere ike nweta nnabata nke akụrụngwa siri ike site na ịchịkwa okpomọkụ nke injin, na-ebute arụmọrụ nnyefe ka mma.
Na mgbakwunye, ụda injin zuru oke na ndetu iyuzucha na-akpali akpali nwere ike na-achịkwa ka mkpọtụ sitere na isi mmalite nke injin ahụ na-ebelata site na mmiri jụrụ oyi. A na-eme ka mmanụ engine na-eme ka mmiri dị jụụ iji hụ na arụmọrụ na ịdịte aka nke mmanụ engine na ọnọdụ siri ike.
The coolant mgbapụta na-wuru n'ime elu arụmọrụ bearings na akàrà maka ogologo ndụ, na coolant akụkụ na-agbakwunyere n'ime mgbagwoju nkedo nke stator cover iji belata nnyefe arọ na obosara.
N'ime, Mgbanwe Max 1250 nwere crankpins abụọ kwụsịrị site na ogo 30. Harley-Davidson jiri ahụmịhe ịgba ọsọ mba gafere ya nke ukwuu iji ghọta ụda usu ike Revolution Max 1250. usoro nrịgo nwere ike melite traction na ụfọdụ ọnọdụ ịnya ụgbọ ala na-apụ apụ.
Ejikọtara ya na crank na njikọ njikọ bụ pistons aluminom na-arụ ọrụ nke nwere mkpakọ nke 13: 1, nke na-eme ka ike nke engine na-agba ọsọ ọsọ. Ihe mmetụta ihe nrịba ama aka dị elu na-eme ka oke mkpakọ a dị elu kwe omume. Injin ahụ ga-achọ mmanụ octane 91 maka ike kachasị, mana ọ ga-agba ọsọ na mmanụ octane dị ala ma gbochie mgbawa n'ihi ịkụ aka teknụzụ sensọ.
A na-agbacha ala nke piston n'ihi na ọ dịghị ngwaọrụ mkpakọ mgbanaka achọrọ maka ntinye. Uwe mwụda piston nwere mkpuchi esemokwu dị ala yana mgbanaka piston dị ala na-ebelata esemokwu maka arụmọrụ ka mma. Ihe mgbanaka mgbanaka dị n'elu bụ anodized maka ịdịte aka, na jet ndị na-ekpo ọkụ mmanụ na-atụ aka na ala nke piston iji nyere aka wepụ okpomọkụ nke combustion.
Tụkwasị na nke ahụ, injin V-Twin na-eji isi cylinder valve anọ (eriri abụọ na iyuzucha) iji nye mpaghara valvụ kachasị ukwuu. Nke a na-eme ka ụda ike dị ala dị ala na mgbanwe dị mma na ike dị elu ka ikuku ikuku na-esi na ụlọ ọkụ na-eme ka ọ dị mma iji mezuo ọrụ achọrọ na mkpagharị.
valvụ mkpochapụ jupụtara na sodium maka ikposa ọkụ ka mma. A na-enweta akụkụ mmanụ akwụsịla n'isi site na teknụzụ nkedo ọkaibe, yana ịdị arọ na-ebelata n'ihi obere mgbidi nke isi.
A na-atụba isi cylinder ahụ site na ike dị elu 354 aluminum alloy. N'ihi na isi ndị ahụ na-arụ ọrụ dị ka ihe mgbakwunye chassis, a haziri ha ka ọ bụrụ mgbanwe n'ebe mgbakwunye ahụ mana ha siri ike n'elu ọnụ ụlọ combustion. A na-enweta nke a site na ọgwụgwọ okpomọkụ ezubere iche.
Isi cylinder nwekwara ihe oriri na-ekpochapụ onwe ya na camshaft maka cylinder ọ bụla. Nhazi DOHC na-akwalite arụmọrụ RPM dị elu site na ibelata inertia ụgbọ oloko valve, na-ebute ike elu dị elu. Nhazi DOHC na-enyekwa oge mgbanwe mgbanwe nke valvụ (VVT) na ntinye na cams iyuzucha, nke kachasị maka ihu na azụ cylinders maka eriri ike sara mbara.
Họrọ profaịlụ cam akọwapụtara ka ị nweta arụmọrụ kachasị amasị. Akwụkwọ akụkọ camshaft dị n'akụkụ mbanye bụ akụkụ nke sprocket mbanye, emebere iji kwe ka mwepụ nke camshaft maka ọrụ ma ọ bụ nkwalite arụmọrụ n'ọdịnihu na-ewepụghị mbanye camshaft.
Iji mechie ụgbọ oloko valvụ na Revolution Max 1250, Harley jiri ihe nrụnye valvụ na-arụ ọrụ nke nwere ihe ngbanwe lash hydraulic. Nhazi a na-eme ka valvụ na valve actuator (pin) na-anọgide na kọntaktị mgbe niile ka engine okpomọkụ na-agbanwe. Ndị na-edozi lash hydraulic na-eme ka ụgbọ oloko valvụ ahụ bụrụ nke na-enweghị mmezi, na-azọpụta ndị nwe oge na ego. Nhazi a na-ejigide nrụgide mgbe niile na valvụ ahụ, na-ebute profaịlụ camshaft na-eme ihe ike maka ịrụ ọrụ ka mma.
A na-enyere ikuku ikuku dị n'ime injin ahụ aka site na mkpọda abụọ na-agbadata n'etiti cylinders ma tinye ya ka ọ mepụta obere ọgba aghara na nguzogide ikuku. Enwere ike ịhazi nnyefe mmanụ n'otu n'otu maka cylinder ọ bụla, na-emeziwanye akụ na ụba na oke. Ebe etiti nke trotul ahụ na-enye ohere ka igbe ikuku nke lita 11 nọdụ ala n'elu engine. A na-ahazi ikike ụlọ ikuku maka ịrụ ọrụ injin.
Ọdịdị nke igbe ikuku na-enye ohere maka ikpo ọkụ na-agba ọsọ na nke ọ bụla na-agba ọsọ, na-eji inertia na-amanye ọtụtụ ikuku ikuku n'ime ụlọ combustion, na-abawanye mmepụta ike. A na-eme igbe ikuku site na nylon jupụtara ugegbe nwere ntù dị n'ime ya iji nyere aka mee ka ọ daa ụda ma mee ka mkpọtụ oriri kwụsị. Ọdụ ụgbọ mmiri na-eche ihu n'ihu na-ewepụ mkpọtụ oriri n'ebe onye ọkwọ ụgbọ ala nọ. Ịwepụ mkpọtụ oriri na-enye ohere ụda iyuzucha zuru oke na-achịkwa.
A na-ahụ na arụ ọrụ injin dị mma site na sistemu mmanu sump akọrọ a pụrụ ịdabere na ya nwere ebe nchekwa mmanụ arụnyere n'ime nkedo crankcase. Pumpị mmanụ atọ na-agbapụta mmanụ na-ebufe oke mmanụ site na ụlọ injin atọ (crankcase, stator chamber na clutch chamber). Ndị na-agba ịnyịnya na-enweta ọrụ kacha mma n'ihi na ike na-egbu nje na-ebelata n'ihi na ihe ndị dị n'ime injin ahụ adịghị atụgharị site na oke mmanụ.
Igwe ikuku na-egbochi njigide ahụ ịchaji mmanụ engine, nke nwere ike ibelata mmanụ. Site n'inye mmanụ nri site na etiti crankshaft na isi na njikọta mkpanaka, imewe a na-enye obere mmanụ mmanụ (60-70 psi), nke na-ebelata ike parasitic na elu rpm.
A na-ahụ maka ntụsara ahụ nke Pan America 1250 site na onye na-eme ihe n'ime ime nke na-ewepụ ọtụtụ mkpọtụ injin, na-eme ka nkasi obi nke ndị na-agba ya dịkwuo mma ma na-agbatị ogologo oge nke ụgbọ ahụ. Onye na-edozi isi, nke dị na crankcase, na-achịkwa isi vibrations kere site na crankpin, piston na njikọ njikọ, yana "mkpọtụ mpịakọta" ma ọ bụ n'aka ekpe-aka nri kpatara nke cylinder na-ezighị ezi. Ihe nkwụnye ihe inyeaka na isi cylinder n'ihu n'etiti camshafts na-emeju onye na-edozi isi iji belata mkpọtụ.
N'ikpeazụ, Revolution Max bụ ụgbọ okporo ígwè dị n'otu, nke pụtara na engine na igbe ngwa ngwa isii na-edobe n'otu ahụ. A na-eji diski esemokwu asatọ emebere ka njigide ahụ nwee ike inye aka mgbe niile na oke ike n'oge ndụ nke njigide. Isi iyi na-akwụ ụgwọ na draịva ikpeazụ na-eme ka mkpali crankshaft torque pụta tupu ha erute igbe gear, na-eme ka nnyefe torque na-agbanwe agbanwe.
N'ozuzu, Revolution Max 1250 V-Twin bụ ezigbo ihe atụ nke ihe kpatara ọgba aghara Harley-Davidson ji ka na-achọsi ike.
Ndị na-akwado injin n'izu a bụ mmanụ ụgbọ ala PennGrade, Elring-Das Original na Scat Crankshafts. Ọ bụrụ na ị nwere injin ị ga-achọ ịkọwapụta n'usoro isiokwu a, biko zitere onye nchịkọta akụkọ Engine Builder Greg Jones [email protected]
Oge nzipu: Nov-15-2022