Ho khanna liteko tsa lienjineri tse ncha tsa Mercedes: Karolo ea III - Petrol
Re tsoelapele letotong la tharollo e tsoetseng pele ea tekheniki maemong a liuniti
Enjene e ncha ea silindara sa tšelela ea peterole M 256
M256 e tšoaea ho khutla ha Mercedes-Benz moleng oa pele oa li-cylinders tse tšeletseng. Lilemong tse 'maloa tse fetileng, M272 KE35 li-cylinder tse tšeletseng tsa sepakapaka tse nang le ente ka manifolds a kenang (KE-kanaleinspritzung) li ile tsa nkeloa sebaka ka nako e le' ngoe ka lehare le pakeng tsa mela ea silindara ea likhato tse 90 le M276 DE 35 ka ente e otlolohileng (DE-direkteinspritzung Ka sekhutlo sa 60 ho ile ha alima lienjiniere tsa Chrysler's Pentastar. Mohlahlami oa li-unit tse peli tse nang le takatso ea tlhaho ke M276 DELA30 e nang le meralo ea V6, e tsamaisang lilithara tse tharo le ho tjhaja ka likhoka ka li-turbocharger tse peli. Leha e le mocha ea haufi oa ho qetela, Mercedes o tla e nkela sebaka ka enjine ea silindara e tšeletseng ea M 256, e neng e na le sistimi ea motlakase ea volt 48. Mosebetsi oa mantlha oa morao-rao ke ho khanna komporara ea motlakase e tlatsetsang turbocharger (e ts'oanang le enjene ea Audi ea 4.0 TDI) - tharollo ea pele karolong ea peterole. Mohloli oa matla ke Integrated Starter Generator (ISG), e behiloeng sebakeng sa flywheel le betri ea lithium-ion. Ka nako e ts'oanang, ISG e boetse e bapala karolo ea karolo ea sistimi ea lebasetere, empa e na le matla a tlase haholo ho feta litharollo tse tšoanang tse fetileng.
Ha e le hantle, ke karolo ea bohlokoa ea enjene ka boeona 'me e entsoe e le karolo ea eona ho tloha qalong ea mosebetsi oa tsoelo-pele ka baesekele. Ka matla a eona a 15kW le torque ea 220Nm, ISG e thusa ho fana ka lebelo le phahameng le torque e phahameng ea pele, hammoho le supercharger e boletsoeng ka holimo, e fihlang 70rpm ka 000ms. Ntle le moo, sistimi e khutlisa matla nakong ea braking, e lumella ho sisinyeha ha lebelo kamehla ka matla a motlakase feela le ts'ebetso ea enjene sebakeng se sebetsang hantle se nang le mojaro o phahameng, ka ho latellana ho buleha ha throttle kapa ho sebelisa betri joalo ka sesebelisoa sa ho tjhaja. Ka matla a 300 volt ho boetse ho na le bareki ba bangata ba kang pompo ea metsi le compressor ea air conditioner. Ka lebaka la sena sohle, M 48 ha e hloke mochine oa peripheral ho khanna jenereithara, kapa ho qala, kahoo e lokolla sebaka ka ntle ho eona. E qetellang e tšoaretsoe ke tsamaiso e qobelloang ea ho tlatsa ka mokhoa o rarahaneng oa li-ducts tsa moea tse pota-potileng enjene. M256 e ncha e tla hlahisoa ka molao selemong se tlang ka S-Class e ncha.
Ka lebaka la ISG, starter le jenereithara ea ka ntle li bolokiloe, tse fokotsang bolelele ba enjene. Mokhoa o nepahetseng ka ho arohana ha mekhoa ea ho kenya le ea ho qeta nako e boetse e lumella hore ho be le tlhophiso e haufi-ufi ea catalyst le tsamaiso e ncha ea ho hloekisa likaroloana tse tiileng (tse sebelisoang ho fihlela joale feela ka lienjini tsa diesel). Phetolelong ea eona ea pele, mochini o mocha o na le matla le torque e fihlang boemong ba lienjineri tse robeli tsa li-cylinder tse nang le 408 hp. le 500 Nm, ka phokotso ea 15 lekholong ea tšebeliso ea mafura le mesi ha e bapisoa le M276 DELA 30 ea hajoale. Ka phallo ea eona ea 500 cc ka silindara e le 'ngoe, yuniti e ncha e na le ts'ebetso e ts'oanang, mme ho ea ka lienjiniere tsa BMW, phalliso joalo ka ea enjene ea diesel ea lilithara tse peli e tsebisitsoe selemong se fetileng le enjene e ncha ea peterole ea lilithara tse 'nè.
Enjene ea V4.0 e ncha, e nyane empa e le matla ho feta
Ha a hlahisa popo ea sehlopha sa hae ka sebopeho sa M 176 e ncha, hlooho ea lefapha la nts'etsopele ea li-cylinder tse robeli, Thomas Ramsteiner, o buile a le motlotlo. "Mosebetsi oa rona ke o boima ka ho fetisisa. Re hloka ho theha moetso oa enjene ea silindara tse robeli tse ka kopanang hape tlasa C-Class. Bothata ke hore basebetsi-'moho le bona ba hlahisang lienjiniere tsa silindara tse 'ne le tse tšeletseng ba na le sebaka se lekaneng sa ho rala likarolo tse ntle joalo ka lits'ebetso tsa ho kenya le ho qeta le ho folisa moea. Re tlameha ho loana le sentimitara ka seng. Re behile li-turbocharger kahare ea li-cylinders le li-cooler tsa moea ka pele ho tsona. Ka lebaka la ho bokellana ha mocheso, re tsoela pele ho potoloha ha setsidifatsi mme re boloka li-fan li le joalo le ha enjine e emisitsoe. Ho sireletsa likarolo tsa enjene, mefuta e mengata ea mokhathala le li-turbocharger li koahetsoe ka mocheso. "
M 176 e na le phallo e nyane ho feta ea pele ho eona M 278 (4,6 litres) mme e nkiloeng ho likarolo tsa AMG M 177 (Mercedes C63 AMG) le M 178 (AMG GT) tse nang le lihlahisoa tsa 462 hp. ho fihlela ho 612 hp Ho fapana le tsa morao-rao, tse bokelletsoeng motheong oa enjene ea motho a le mong Affalterbach, M 176 e tla ata haholo, e bokane Stuttgart-Untertürkheim mme qalong e tla ba le tlhahiso ea matla ea 476 hp, torque e phahameng ea 700 Nm le e tla sebelisa mafura a fokolang ka karolo ea 10 lekholong. Ka tekanyo e nyane, sena se bakoa ke bokhoni ba ho tima li-cylinders tse 'ne ho tse robeli ka bongata ba enjene. E qetellang e etsoa ka thuso ea tsamaiso ea nako ea ho feto-fetoha ha li-valve tsa CAMTRONIC, moo ts'ebetso ea li-cylinders tse 'nè e fetohang mokhoeng oa mojaro o moholo o nang le valve e pharaletseng e bulehileng ea throttle. Li-actuator tse robeli li fetola likarolo ka lik'hamera e le hore li-valve tsa tse 'nè tsa tsona li khaotse ho buleha. Mokhoa oa ts'ebetso oa li-cylinder tse 'nè o etsahala ka mekhoa ea ho tsosolosa ho tloha ho 900 ho ea ho 3250 rpm, empa ha ho hlokahala matla a mangata, a tima ka har'a milliseconds.
Pendulum e khethehileng ea centrifugal ka har'a flywheel e na le mosebetsi oa ho fokotsa matla a mabeli a thothomelang a tatellano ea bone ts'ebetsong ea li-cylinder tse 8 le matla a ho sisinyeha a bobeli ho ts'ebetso ea 4-cylinder. Ho sebetsa hantle ha Thermodynamic ho boetse ho ntlafatsoa ke ho kopanya ha biturbo tjhaja le ente e tobileng ka ente e fumanehang bohareng (sheba lebokose) le ho roala ha NANOSLIDE. E lumella ente e mengata bakeng sa ho kopanya hantle, 'me enjene ea mekato e koetsoeng e entsoe ka li-alloys tsa aluminium mme e mamella khatello ea 140 bar.
Peterole e mane ea silindara M 264 e nang le potoloho ea Miller
Petroli e ncha ea li-cylinder turbocharger e tsoa molemong oa enjine e tšoanang le ea M 256 ebile e na le moetso o tšoanang oa silindara. Ho ea ka Nico Ramsperger oa lefapha la li-cylinder tse 'ne, e ipapisitse le M 274 e ncha, eo re seng re buile ka eona. Lebitsong la karabelo e potlakileng ea enjene, ho sebelisoa turbocharger e habeli-jete, joalo ka ho AMG ea M 133, 'me matla a litha e le 136 hp / l. Joalo ka M 256 e kholo, e sebelisa sistimi ea phepelo ea motlakase ea li-volt tse 48, empa ho fapana le eona ke ea kantle, e khannoang ke lebanta ebile e sebetsa joalo ka jenereithara ea ho qala, e thusa koloi ho qala le ho potlaka le ho lumella phetoho e feto-fetohang ea sebaka sa tšebetso. Sisteme e fapaneng ea kabo ea khase e fana ka ts'ebetso ho potoloho ea rona ea Miller.
Mongolo: Georgy Kolev
