dienjini tsa BMW B38A15M0, B38B15, B38K15T0

B38 ke enjene e ikhethang ea 3-cylinder, e leng eona tharollo ea sejoale-joale (bohareng ba 2018) ea bothata ba BMW. Lienjine tsena li sebetsa hantle haholo ebile lia hlahisa, 'me, ha e le hantle, li tlisa mehla e mecha ea lienjineri tse tukang ka har'a peterole. Likarolo tsa enjene li kenyelletsa katleho e feteletseng, matla a phahameng, torque, compactness. Enjene ka boeona e lula e le bobebe mosebetsing o phahameng.

Litšobotsi

Litekanyetso "BMW B38" tafoleng:

Molumo o nepahetseng	1.499 l
Sebeliso ea matla	136 HP
Torque	EA-220-NM
Mafura a hlokahalang	AI-95 ea peterole
Ts'ebeliso ea mafura ho 100 km	Hoo e ka bang 5 l.
Tšoaea	3-cylinder, in-line.
Moqomo bophara	82 мм
Ea li-valve	4 ka silindara, kakaretso ea 12 likhomphutha.
Supercharger	Motlakase
Khatello	11
Leqeba la piston	94.6

Enjene ea B38 e ncha 'me e sebelisoa likoloing:

1. 2-Series Active Tourer.
2. X1
3. 1-letoto: 116i
4. 3-letoto: F30 LCI, 318i.
5. Mini Countryman.

tlhaloso

Ka mochine, BMW B38 e tšoana le lihlopha tsa B48 le B37. Ba fumane li-valve tsa 4 ka silindara, Twin-scroll supercharger, theknoloji ea TwinPower le sistimi ea ente e tobileng ea peterole. Ho boetse ho na le Valvetronic system (bakeng sa ho laola nako ea li-valve), shaft ea ho leka-lekanya, mochine o thibelang ho thothomela. Enjene ena e fihletse botsoalle bo phahameng ba tikoloho ka ho fokotsa bongata ba lintho tse kotsi tse hlahisoang sepakapakeng ho ea maemong a EU6.

Ho na le liphetoho tse fapaneng tsa lienjineri tse nang le li-cylinders tse 3. BMW e fana ka liphetolelo tse nang le molumo oa silinda e 'ngoe ho fihlela ho 0.5 cubic metres, matla ho tloha 75 ho ea ho 230 hp, torque ho tloha 150 ho ea ho 320 Nm. 'Me le hoja li-powerplants tsa 3-cylinder li ne li lebelletsoe ho fokola, 230 hp. matla le 320 Nm ea torque e feta ho lekaneng eseng feela bakeng sa ho khanna motse o itekanetseng. Ka nako e ts'oanang, li-unit li na le chelete e ngata ka karolelano ea 10-15% ha e bapisoa le lienjineri tsa khale tsa 4-cylinder.

Ka tsela, ka 2014, enjene ea B38 e fumane sebaka sa bobeli sehlopheng sa "Engine of the Year" har'a lihlopha tse nang le lilithara tse 2-1.4. Sebaka sa pele se ile sa ea ho enjene ea BMW/PSA.

Liphetolelo

Ho na le liphetoho tse fapaneng tsa mochine ona:

1. B38A12U0 - e behiloe likoloing tsa MINI. Ho na le mefuta e 'meli ea lienjineri tsa B2A38U12: e nang le matla a 0 le 75 hp. Phapang ea matla e finyelloa ka ho eketsa tekanyo ea compression ho ea ho 102. Lienjiniere li ile tsa fumana molumo oa li-cylinder tsa 11 a etsang dilitara tse 1.2, 'me karolelano ea bona ea mafura e ne e le 5 l / 100 km.
2. B38B15A - e kentsoe ho BMW 116i F20 / 116i F21. Matla ke 109 hp, torque - 180 Nm. Ka karolelano, enjene e sebelisa lilithara tse 4.7-5.2 ka 100 km. Bophara ba silindara bo eketsehile ha bo bapisoa le B38A12U0 - ho tloha ho 78 ho isa ho 82 mm.
3. B38A15M0 ke e 'ngoe ea liphetoho tse atileng haholo. E ka fumanoa mefuteng ea ngongoreho: 1-Series, 2-Series, 3-Series, X1, Mini. Sesebelisoa sena se na le matla a 136 hp. 'me torque ea 220 Nm e na le crankshaft e nang le piston stroke ea 94.6 mm le li-cylinders tse nang le bophara ba 82 mm.
4. B38K15T0 ke enjene ea lebasetere ea TwinPower Turbo, e ntlafalitsoeng motheong oa liphetoho tse teng tsa B38 - e kenyelletsa litšoaneleho tse ntle ka ho fetisisa tsa liphetolelo tsohle mme e kentsoe ho BMW i

Phetoho ea ho qetela e hloka tlhokomelo e eketsehileng, kaha enjene ea B38K15T0, e nang le matla a phahameng (231 hp) le torque (320 Nm), e ja lilithara tse 2.1 feela ka lik'hilomithara tse 100, e leng tlaleho har'a limela tsa matla a peterole. Ka nako e ts'oanang, bophahamo ba eona bo ntse bo tšoana - lilithara tse 1.5.

318i / F30 / 3 Cylinder (B38A15M0) 0-100//80-120 Acceleration Ankara

Setšoantšo sa B38K15T0

Baenjiniere ba BMW ba khonne joang ho fihlela maemo a holimo hakaale? Ha ho bapisoa le li-B38 tse tloaelehileng, phetoho ea B38K15T0 e fumane liphetoho tse ling:

1. Pompo ea antifreeze e kentsoe ka pele. Bakeng sa sena, crankcase e ne e tlameha ho fetoloa ka mokhoa o khethehileng. Sena se ne se hlokahala bakeng sa tlhophiso e kopanetsoeng ea tsamaiso ea moea le jenereithara.
2. Pompo ea oli e bobebe.
3. Li-bearings tsa melamu tse kopanyang bophara bo boholo.
4. Lebanta la koloi le atolositsoeng (ho tloha likhopong tse 6 ho isa ho tse 8).
5. Hlooho e khethehileng ea cylinder e ile ea hlahisoa ka ho lahla matla a khoheli, e leng se ileng sa etsa hore ho khonehe ho eketsa boima ba eona.
6. Eketsa bophara ba shaft ea ho tima ho fihla ho 6 mm. Tharollo ena e entse hore ho khonehe ho felisa ho thothomela ho bakoang ke khatello e tsoang ho supercharger.
7. Fetola lebanta drive le tensioners. Enjene e qalisoa ke jenereithara e phahameng ea motlakase, ha ho na likere tse qalang tse tloaelehileng.
8. Ka lebaka la ho eketseha ha matla ka koloing ea lebanta, ho ne ho hlokahala ho kenya li-bearings tsa shaft tse matlafalitsoeng.
9. The stabilizer e ile ea isoa ka pele ho crankcase.
10. Belofo ea metsi e pholileng ea serurubele.
11. Compressor turbine housing e kopantsoe le mefuta e mengata.
12. Supercharger pholileng ka ho beha matlo.

Liphetoho tsena kaofela li ntlafalitse bokhoni ba enjene le litšobotsi tsa eona.

Mathata

Ho ea ka litlhaloso tsa beng ba liforamu tse amehang, ho ke ke ha khoneha ho khetholla mathata leha e le afe a tebileng. Bakhanni ba bangata ba khotsofetse ke lienjine le likoloi tsena tse ipapisitseng le tsona ka kakaretso. Ntho feela ke hore tšebeliso ea mafura toropong ha e fapane haholo le likarolo tsa 4-cylinder. Motseng, enjene e "ja" lilithara tse 10-12, tseleng e kholo - 6.5-7 (sena ha se sebetse ho enjene ea lebasetere ho i8). Ha ho tšebeliso ea oli e ileng ea hlokomeloa, ho ne ho se na li-rpm dips kapa mathata a mang. Ke 'nete, li-motors tsena li sa le monyenyane' me ka lilemo tse 5-10, mohlomong mefokolo ea tsona e tla bonahala ka lebaka la tahlehelo ea mohloli.

Konteraka ICE

Lienjineri tsa B38B15 li ncha, 'me ha ho nahanoa hore tsa pele li hlahisitsoe ka 2013, li ntse li le ncha ho tloha bohareng ba 2018. Ho batla ho sa khonehe ho hlahisa lisebelisoa tsa li-motors ka lilemo tse 5, ka hona, li-motors tsa konteraka tsa B38B15 li khothaletsoa ho rekoa.

Ho itšetlehile ka boemo ba yuniti, lik'hilomithara le li-attachments, limela tsena tsa matla li ka rekoa ka karolelano ea li-ruble tse likete tse 200.

Ha u khetha enjene ea konteraka, pele ho tsohle u lokela ho nahana ka selemo sa ho lokolloa ha eona 'me u leke ho nka enjene e tukang ka hare e ncha ka hohle kamoo ho ka khonehang. Ho seng joalo, mohloli o moholo o ke ke oa tiisetsoa.

fihlela qeto e

Li-motors tsa lelapa la B38 ke limela tsa motlakase tsa sejoale-joale tsa theknoloji e phahameng moo katleho ea morao-rao ea mahlale a Jeremane e kengoang ts'ebetsong. Ka molumo o monyenyane, ba fana ka matla a mangata a lipere, ba na le torque e phahameng.