E FETILENG E NENG :Engine Bakeng sa Hyundai D4BH
SEHLAHLISO SEBAKA
Enjene ea diesel ea 2.5-litre Hyundai D4BH e 'nile ea kopanngoa ke matšoenyeho a Korea ho tloha ka 1997 'me e tsejoa ho tsoa ho Galloper le Terrakan SUVs, hammoho le li-minibuse tsa H1 le Starex. Sesebelisoa sena sa matla e ne e le mohlala oa enjene ea disele ea Mitsubishi 4D56 turbocharged e nang le intercooler.
Ka 1997, ho ile ha hlaha enjene ea turbocharged e nang le intercooler lelapeng la Hyundai diesel.
eo ha e le hantle e neng e le feela k'hamphani e tsebahalang ea Mitsubishi 4D56 prechamber turbodiesel.
Ho na le "cylinder cylinder block" e nang le hlooho ea aluminium ea 8-valve ntle le li-hydraulic lifters,
lebanta la nako le lebanta la pompo ea mafura, hammoho le boloko ba li-balancers tse nang le
lebanta la eona. Li-turbine li ne li kenngoa ho eona ka tsela e fapaneng, empa hangata Mitsubishi TD04-11G-4
kapa Garrett GT1749S.
Enjene ena ea diesel e na le mefuta e mengata le liphetoho, tse ngata tsa tsona li fapaneng haholo.
Lelapa lena le boetse le kenyelletsa li-diesel: D4BA, D4BB le D4BF.
Enjene e kentsoe ka:
Hyundai Galloper 2 (JK) ka 1997 - 2003;
Hyundai Starex 1 (A1) ka 1997 - 2007;
Hyundai Terracan 1 (HP) ka 2001 - 2006.
Litlhaloso
| Lilemo tsa tlhahiso | ho tloha ka 1997 |
| Ho falla, cc | 2477 |
| Sisteme ea mafura | prechambers |
| Phallo ea matla, hp | 100 - 105 |
| Tlhahiso ea torque, Nm | 225 - 240 |
| Silinda block | tšepe ea tšepe R4 |
| Thibela hlooho | aluminium 8v |
| Silinda e boreleli, mm | 91.1 |
| Piston stroke, mm | 95 |
| Compression ratio | mashome a mabeli a motso o le mong |
| Lifofisi tsa hydraulic | che |
| Ho khanna nako | lebanta |
| Turbocharging | ho joalo |
| Oli ea enjene e khothalelitsoeng | 5W-40, 10W-40 |
| Bokhoni ba oli ea enjine, litara | 7.2 |
| Mofuta oa mafura | diesel |
| Litekanyetso tsa Euro | EURO 2/3 |
| Tšebeliso ea mafura, L/100 km (bakeng sa Hyundai Starex 2005) | 12.4 |
| - motse | 8.9 |
| - tsela e kholo | 9.9 |
| - kopantswe | |
| Nako ea bophelo ba enjene, km | ~ 450 000 |
| Boima, kg | 226.8 |
Mathata a enjene ea Hyundai D4BH
1.Ho sa tsotellehe taba ea hore enjene e na le pompo ea ente ea Bosch VE e ka tšeptjoang ea mofuta oa kabo, mathata a atileng ka ho fetisisa a lienjineri tse joalo tsa diesel a amahanngoa le ho hlōleha ha tsamaiso ea mafura. Ka lebaka la tšebeliso ea mafura a boleng bo tlaase, likarolo tsa mochine oa pompo ea peterole e phahameng ea khatello ea kelello lia fela 'me mochine ha o qale hantle ha o chesa. Ka lebaka le tšoanang, li-nozzles tsa ente li fetoloa.
2.Ho ea ka melao ea tsamaiso, lebanta la nako le fetoloa lik'hilomithara tse ling le tse ling tse 90,000, empa hangata le robeha pele ho nako. Kaofela hobane e hloka ho tiisetsoa lik'hilomithara tse ling le tse ling tse 30,000, empa batho ba bangata ba iphapanyetsa buka ena. Hape, lebanta la "balancer shaft" le atisa ho robeha ebe le kenngoa tlas'a lebanta la nako, le lona le robehang. Ho hotle hore maemong a mangata e roba rocker feela.
3.Diesels tsa mohala ona ha li rate ho chesa haholo 'me gasket e phunyeletsa hangata,' me ho nkela gasket sebaka ha hoa lekana, o tla tlameha ho sila libaka tsa ho kopanya. Maemong a tsoetseng pele ka ho fetisisa, mapheo a hlaha pakeng tsa li-valve le ho pota-pota li-prechambers. Ka hona, lihlooho tsa li-cylinder tsa lienjineri tse joalo li haella ebile li theko e boima.
4. Re thathamisa likhaello tse setseng lethathamong le le leng: oli e lula e hloa litiiso tsa oli, hangata e khaola senotlolo sa crankshaft, se emisang hang-hang ho khanna ha li-attachments, esita le ka motsamao o molelele haholo ka lebelo le tlase, crankshaft e ka ba bonolo. qhoma. Hape u se ke ua lebala ka phetoho ea nako le nako ea "valve clearance" kapa ba tla chesa feela.