Injin Jet 1.4 t - menene ya kamata ku sani?

Lokacin ƙirƙirar wannan ƙarni, Fiat ya ce injin 1.4 T Jet (kamar sauran raka'a daga wannan dangi) zai haɗu da babban al'adun aiki da tuƙin tattalin arziki. Maganin wannan matsala shine haɓakar haɓakar turbocharger da shirye-shiryen cakuda mai sarrafawa. Gabatar da mahimman bayanai game da 1.4T Jet daga Fiat!

Injin Jet 1.4 t - bayanin asali

Naúrar tana samuwa a cikin nau'i biyu - mai rauni yana da ƙarfin 120 hp, kuma mafi ƙarfi yana da 150 hp. Samfuran da masu ƙirar Fiat Powertrain Technologies suka haɓaka suna da ƙira bisa wani sanannen injin - 1.4 16V Wuta. Koyaya, an sake fasalin su saboda buƙatar shigar da turbo.

Injin jet 1.4 T ya bambanta ta hanyar gaskiyar cewa yana ba da isasshen iko mai ƙarfi kuma a lokaci guda mai amfani da tattalin arziki. Hakanan yana fasalta kewayon rev mai faɗi da kyakkyawar amsawar canjin kaya. 

Bayanan fasaha na ƙungiyar Fiat

Injin Jet na 1.4 T shine injin DOHC na layi-hudu tare da bawuloli 4 akan silinda. Kayan aikin naúrar sun haɗa da lantarki, allurar man fetur da yawa, da kuma turbocharging. An saki injin a cikin 2007 kuma ya ba da yawa kamar zaɓuɓɓukan wutar lantarki 9: 105, 120, 135, 140 (Abarth 500C), 150, 155, 160, 180 da 200 hp. (Abarth 500 Assetto Corse). 

Injin jet 1.4 t yana da bel ɗin tuƙi da allurar mai kai tsaye. Ya kamata a lura cewa naúrar ba ta da abubuwa da yawa masu rikitarwa - sai dai turbocharger, wanda ya sa ya zama sauƙi don kulawa. 

Halayen ƙirar injin jet 1.4 ton.

A cikin yanayin 1.4 T Jet, shingen Silinda an yi shi da ƙarfe na simintin ƙarfe kuma yana da ƙarfin injina sosai. Ƙarƙashin ɓangaren crankcase an yi shi ne da aluminum gami da mutu-cast kuma yana cikin tsarin ɗaukar kaya tare da babban akwati. 

Yana ɗaukar lodin da crankshaft ya haifar kuma yana samar da memba mai tsauri tare da akwatin gear ta hannun amsawa. Har ila yau yana yin aikin gyare-gyaren madaidaicin madaidaicin madaidaicin. Injin 1.4 T kuma yana da ma'auni na ƙirƙira ma'auni takwas na ƙirƙira ƙarfe crankshaft, induction taurare crankshaft da bearings biyar.

Haɗin turbocharger tare da intercooler da bawul ɗin kewayawa - bambance-bambance daga sigar tara

Wannan haɗin an ƙirƙira shi ne musamman don fitowar biyu na injin T-Jet 1.4. Koyaya, akwai wasu bambance-bambance tsakanin waɗannan nau'ikan. Menene game da su? 

1. Don ingin da ba shi da ƙarfi, joometry dabaran injin turbine yana tabbatar da matsakaicin matsa lamba a mafi girman juzu'i. Godiya ga wannan, ana iya amfani da cikakken damar naúrar. 
2. Hakanan, a cikin mafi girman juzu'i, matsa lamba yana ƙaruwa har ma da godiya ga haɓakar haɓakawa, wanda ke ƙara ƙarfin juzu'i zuwa matsakaicin 230 Nm tare da rufe sharar gida. Saboda wannan dalili, wasan kwaikwayon na sassan wasanni ya fi ban sha'awa.

Ayyukan Naúrar - Matsalolin Jama'a

Ɗaya daga cikin ɓangarori mafi kuskure na injin 1.4 T Jet shine turbocharger. Matsalar da aka fi sani ita ce harka ta fashe. Ana bayyana wannan ta hanyar furucin sifa, hayaki daga shaye-shaye da kuma asarar iko a hankali. Shi ne ya kamata a lura da cewa da farko ya shafi IHI turbine raka'a - sanye take da Garrett aka gyara, ba su da lahani.

Matsalolin rashin aiki kuma sun haɗa da asarar mai sanyaya. Ana iya gano rashin aiki lokacin da tabo suka bayyana a ƙarƙashin motar. Har ila yau, akwai kurakurai masu alaƙa da zubar da man inji - dalili na iya zama rashin aiki na bobbin ko firikwensin. 

Yadda za a magance matsalolin injin T-Jet 1.4?

Don magance ɗan gajeren rayuwar turbocharger, mafita mai kyau shine maye gurbin kusoshi na abinci na mai tare da injin mai. Wannan shi ne saboda gaskiyar cewa a cikin wannan sinadari akwai ƙaramin tacewa wanda ke rage lubricating na rotor idan an rasa matsewa. Duk da haka, idan akwai matsaloli tare da heatsink, yana da kyau a maye gurbin dukan ɓangaren. 

Duk da wasu gazawar, da 1.4 T jet engine za a iya kimanta a matsayin mai aiki naúrar. Babu ƙarancin kayan gyara, yana iya dacewa da shigarwar LPG kuma yana ba da kyakkyawan aiki - alal misali, a cikin yanayin Fiat Bravo, yana daga 7 zuwa 10 seconds zuwa 100 km / h.

A lokaci guda, shi ne quite tattali - game da 7/9 lita 100 km. Sabis na yau da kullun, har ma da bel na lokaci kowane kilomita 120. km, ko kuma jirgin sama mai tashi a kowane kilomita dubu 150-200, ya kamata ya isa ya yi amfani da rukunin jet na 1,4-t na dogon lokaci kuma ya rubuta babban nisa.