Enjene ea BMW N46B18
Tse ka hare
Phetolelo e nyane ka ho fetisisa ea mohala oa motlakase oa N46 - N46B18, e entsoe motheong oa N46B20 mme e hlahisitsoe ho tloha 2004, mme ke likoloi tsa BMW E46 316. Bohareng ba 2006, mabapi le ho hlahisoa ha BMW E90, kaofela Mefuta ea E46 e ile ea tlosoa ka ho feletseng moleng oa kopano , 'me enjene ena e ne e se na nako ea ho fumana kabo ea bongata.
N46B18 qalong e ne e reretsoe ho nkela sebaka sa pele ho eona - N42B18, 'me e fumane crankshaft e fetotsoeng, li-shafts tse fetotsoeng le lithupa tse hokahanyang, hammoho le tse fapaneng ka ho feletseng: sekoahelo sa cylinder le tensioner ea nako. N46B18 e ne e e-na le (e ncha): mefuta e mengata ea ho kenya, alternator le spark plugs.
Ho fapana le N46 e tloaelehileng, phapang ea eona ea 1.8-liter e ne e e-na le: crankshaft e ileng ea fumana stroke e khutšoanyane (81 mm); pistons tlas'a compression karo-karolelano 10.2; mokelli ea tloaelehileng - ntle le DISA. Valvetronic e ile ea kenngoa tsamaisong ea Bosch ME 9.2.
Setsi sa motlakase sa N46B18, joalo ka mofuta oa eona oa 2-liter, se na le mefuta e mengata e amanang le eona e entsoeng hoo e batlang e le motheong o le mong.
Ka 2011, N46B18, leha ho le joalo, hammoho le peterole e 'ngoe ea "13" e tsoang BMW, e ile ea nkeloa sebaka ke enjene e ncha ea turbocharged N16BXNUMX, e hlahisitsoeng ka liphetoho tse fapaneng ho fihlela joale.
Lintlha tsa bohlokoa tsa BMW N46B18
| Buka ea, cm3 | 1796 |
|---|---|
| Matla a maholo, hp | 116 |
| Torque e kholo, Nm (kgm)/rpm | 175 (18) / 3750 |
| Tshebediso ya, k / lik'hilomithara tse 100 | 7.8 |
| Tšoaea | Inline, 4-silindara, ente |
| Moqomo bophara, limilimithara | 84 |
| Matla a maholo, hp (kW)/r/min | 116 (85) / 5500 |
| Compression ratio | 10.2 |
| Leqeba la piston, mm | 81 |
| Mefuta | 316i E46 |
| Mohlodi, kantle. km | 250 + |
Ho tšepahala le go tlhoka mesola ea N46B18
Плюсы
- Ho ja hangata
- Exhaust camshaft
- Phetoho e ka khonehang
Chelete:
- Tšebeliso e eketsehileng le ho lutla ha oli
- Lerata la enjine, ho thothomela
- Mathata a Valvetronic, pompo ea oli, CVCG le pompo ea vacuum
Lebaka le ka sehloohong la ho hlaha ha secheso sa oli ho N46B18, joalo ka enjene ea 42, ke tšebeliso ea oli ea boleng bo tlase. Hape, bothata bo ka 'na ba e-ba ho li-valve tse hlōlehileng.
Sena se etsahala haholo ka mor'a ho matha 50-100 likete tse km. Oli e sa khothaletsoang ke moetsi e na le mathata a eketsehileng. Ka mohlala, ka Valvetronic e tšoanang, pompo ea oli, valve ea ventilation ea crankcase joalo-joalo. Tabeng ena, ho boloka tlhokomelong ha hoa lekana.
Hape, ka mor'a ho matha lik'hilomithara tse likete tse 50, mochine oa cylinder head gasket le vacuum pump ho ka etsahala hore ebe o tla botsoa hore o nkeloe sebaka.
Lisosa tsa ho thothomela le lerata leo e seng la tlhaho la enjene hangata li ka har'a tensioner ea nako kapa ketane e otlolohileng. Ka mor'a ho matha lik'hilomithara tse 100-150, mathata a joalo ha a tloaelehe ho hang.
Ho fokotsa menyetla ea mathata ka enjene, ho bohlokoa ho fetola oli ka nako, kapa hangata ho feta, e tlamehang ho ba ea pele le e khothaletsoang ke moetsi. Ho phaella moo, ke habohlokoa ho tšela peterole e ntle le ho hlokomeloa ka nako e loketseng.
Monyetla oa ho lokisa
Hape, joalo ka li-ICE tse ling tse nyane tsa 4-cylinder ICE, N46B18 e ntle bakeng sa ho fapanyetsana, empa ha e ea lokela ho tokisoa ka botlalo mme tsela e le 'ngoe feela e lekaneng ea ho eketsa matla molemong oa eona e tla ba chip tuning. Mohlomong, filthara e hanyetsanang le zero e tla kengoa ka har'a studio ea tokiso, e tla lebisoa ho bumper e ka pele, mokelikeli o tla khaoloa mme sistimi e tla khantša hape ka botlalo. Sena sohle se tla eketsa matla le ho fumana +10 hp. Bakeng sa ho hong hape, o tlameha ho beha enjene holim'a lisilindara tse 6.
