1.4 TDi VW engine - duk abin da kuke buƙatar sani a wuri guda!
Abubuwa
An sanya injin 1.4 TDi a cikin motocin Volkswagen, Audi, Skoda da Seat, watau. duk masana'antun na VW kungiyar. Diesel tare da allurar mai kai tsaye yana da kyakkyawar tattalin arziki, amma akwai kuma muryoyin da ke da alaƙa da lahani mai raɗaɗi, alal misali, rawar jiki mai ƙarfi ko matsaloli tare da gyara crankcase na aluminum. Idan kuna son ƙarin sani game da 1.4 TDi, muna gayyatar ku don karanta sauran labarin.
Iyalin injin TDi na Volkswagen - bayanai na asali
Siffar siffa ita ce amfani da fasahar allurar kai tsaye ta Turbocharged. Injunan dizal masu turbocharged kuma suna sanye da na'urar sanyaya. Shi ne ya kamata a lura da cewa Volkswagen shigar ba kawai a kan motoci, amma kuma a kan jirgin ruwan Volkswagen Marine, kazalika da Volkswagen Industrial Motor sassa.
Injin TDi na farko injin silinda biyar ne na layi wanda aka ƙaddamar a cikin 1989 tare da sedan Audi 100 TDi. An inganta shuka a cikin 1999. Masu zanen kaya sun kara masa tsarin allurar mai na Rail Common. Don haka ya kasance tare da injin V8, wanda aka sanya akan Audi A8 3.3 TDi Quattro. Abin sha'awa, an kuma yi amfani da injin TDi a cikin motocin tsere a cikin nau'in LMP1.
Haɗuwa da fasaha guda biyu - allurar kai tsaye da turbocharging
A cikin yanayin farko, tsarin injector na man fetur yana fesa man dizal kai tsaye zuwa cikin manyan ɗakunan konewa. Don haka, cikakken tsari na konewa yana faruwa fiye da a cikin prechamber, abin da ake kira. allura kai tsaye, wanda ke kara karfin juyi da rage fitar da hayaki.
Turbine mai fitar da hayaki, bi da bi, yana matsa iskar da ake sha kuma yana ƙara ƙarfi da juzu'i a cikin ƙaƙƙarfan yanki mai ƙarancin ƙaura. Bugu da kari, injinan TDi suna sanye da na'ura mai sanyaya wuta don rage zafi da kuma kara yawan matsewar iska kafin ta shiga cikin silinda.
TDi kalmar talla ce.
Ana amfani da ita ta samfuran mallakar Volkswagen Group, da kuma Land Rover. Baya ga nadi na TDi, Volkswagen kuma yana amfani da SDi - Suction Diesel Injection nadi don ƙirar da ba turbo ba tare da allurar mai kai tsaye.
1.4 TDi engine - bayanin asali
Wannan rukunin silinda uku, wanda aka ƙirƙira a cikin 2014 don maye gurbin samfurin lita 1,2 daga dangin EA189, an kuma yi amfani da shi azaman maye gurbin 1,6 TDi mai silinda huɗu. Abin sha'awa shine, ƙaramar naúrar ta yi amfani da wasu sassa daga injin silinda huɗu waɗanda aka sake sabunta su zuwa tsarin silinda uku.
An ƙera injin 1.4 TDi azaman aikin ragewa. Ɗaya daga cikin matakan shine rage nauyin crankcase da ɓangarorin Silinda, waɗannan abubuwan an yi su ne daga ALSiCu3 gami da aka samu ta hanyar simintin nauyi. Sakamakon haka, an rage nauyin injin da kusan kilogiram 11 idan aka kwatanta da injin TDi mai nauyin 1,2l na baya da kilogiram 27 mai nauyi fiye da 1,6l TDi.
A cikin waɗanne ƙirar mota aka shigar da injin 1.4 TDi?
An shigar da tuƙi daga dangin EA288 akan motocin kamar:
- Audi: A1;
- Wuri: Ibiza, Toledo;
- Skoda: Fabia III, Rapid;
- Volkswagen: Polo V.
Zane mafita daga injiniyoyin Volkswagen
An saka na'urar wutar lantarki tare da ma'auni mai ma'auni wanda aka yi amfani da shi ta hanyar 1: 1 akwatin gear guda ɗaya a cikin kishiyar shugabanci zuwa crankshaft. Hakanan an ƙara bugun bugun piston zuwa 95,5 mm, yana ba da damar ƙaura mafi girma.
Sauran fasalulluka na ƙira sun haɗa da bawuloli huɗu a kowane silinda, camshafts na DOHC guda biyu, da kuma amfani da ƙirar kan silinda iri ɗaya da aka samu a cikin injunan MDB guda huɗu. Har ila yau, an zaɓa su ne sanyaya ruwa, na'ura mai kwakwalwa, mai canzawa, tsarin DPF, sake zagayowar iskar gas mai dual-circuit tare da ƙananan matsa lamba EGR, da kuma tsarin allura na DFS 1.20 daga masana'anta Delphi.
Bayanan fasaha - ƙayyadaddun injin 1.4 TDi
Injin 1.4 TDi yana amfani da toshe silinda na aluminum da silinda. Dizal ɗin jirgin ƙasa na gama gari, jeri 4, saitin silinda guda uku tare da bawuloli huɗu akan kowane silinda a cikin tsarin DOHC. Silinda a cikin babur suna da diamita na 79,5 mm, kuma bugun piston ya kai mm 95,5. Jimlar ƙarfin injin shine 1422 cu. cm, da matsawa rabo ne 16,1: 1.
Akwai a cikin 75 HP, 90 HP model. da 104 hp Don ingantaccen amfani da injin, ana buƙatar mai VW 507.00 da 5W-30. Bi da bi, da tank damar wannan abu ne 3,8 lita. Ya kamata a canza shi kowane 20 XNUMX. km.
Aikin tuƙi - menene matsalolin?
Lokacin amfani da injin 1.4 TDi, matsaloli tare da famfon allura na iya faruwa. Rashin aiki mai tsada yana farawa bayan gudu kusan kilomita 200. km. Riƙe zoben shima kuskure ne. Bushings suna sawa cikin sauri da sauri kuma an jera su azaman ɗaya daga cikin mafi raunin abubuwa na taron tuƙi. Saboda su, an kafa wasan axial da yawa na crankshaft.
Hakanan an toshe matatun DPF, wanda ya haifar da matsala mai yawa akan motoci masu ƙarancin nisan tafiya. Sauran sassan da ke buƙatar kulawa ta musamman sun haɗa da: injin injectors, mita masu gudana da kuma turbocharger. Duk da cewa naúrar ta kasance a kasuwa na dogon lokaci, gyaran gyare-gyare na mutum zai iya haifar da farashi mai mahimmanci.
Shin 1.4 TDi zabi ne mai kyau?
Duk da shekarun da suka shude, injuna 1.4 TDi har yanzu suna kan motocin da aka yi amfani da su da yawa. Wannan yana nufin cewa ingancin su yana da kyau. Bayan cikakken bincike na fasaha yanayin naúrar, kazalika da mota a cikin abin da aka located, za ka iya saya mai kyau ingancin mota. A wannan yanayin, injin 1.4 TDi zai zama kyakkyawan zaɓi, kuma zaku iya guje wa ƙarin farashi nan da nan bayan siyan rukunin.
