Mitsubishi 1,8 DI-D injin (85, 110 kW) ―― 4N13

A cikin 1,8s da 44s Mitsubishi kawo 113-lita jam'iyyar dizal injuna a karkashin kaho na ƙananan da kuma tsakiyar azuzuwan, wanda samar 55 kW (152 Nm), da kuma supercharged - 2,0 kW (66 Nm), bi da bi. daga baya 202 TD 2,0 kW (2,0 Nm). Ko da yake suna da matsakaicin ƙarfin man fetur, suna da hayaniya, ba su da al'ada idan aka kwatanta da ingantattun injunan man fetur, kuma yanayin abubuwan da ake so a zahiri ba su da ban sha'awa musamman. Ba abin mamaki ba ne cewa ba a kawar da rami a duniya ba, kuma samar da ƙananan injunan diesel ya ɓace a hankali. Sabili da haka, Mitsubishi ya yanke shawarar samar da man dizal mafi yawa ga samfuran Turai ta hanyar siye daga masu fafatawa, sabili da haka mun shaida yadda 2,2 DI-D ya ɓoye a bayan 1,8 TDI PD daga VW Group da kuma bayan nadi na XNUMX DI-D don maye gurbin PSA. Shahararrun injinan dizal na ci gaba da girma a cikin ƙaramin ajin mota, inda har zuwa kwanan nan injinan mai sun yi nasara a fili, don haka shekaru bayan haka, Mitsubishi ya yanke shawarar sake samar da ƙaramin injin dizal na zamani, wannan lokacin a ƙarƙashin suna XNUMX DI-D. .

Injin silinda mai nauyi mai nauyin 1,8 DI-D mai nauyi na aluminium na rukunin 4N1 ya kasance tare da Mitsubishi Motors da masana'antun Mitsubishi Heavy Industries kuma aka kera su a Kyoto, Japan. Samfuran farko an sanye su da ASX da Lancer. Za a samar da injunan a cikin 2,3, 2,0 kuma an bayyana nau'ikan lita 1,8. Naúrar tana da shingen aluminium da aka raba tare da busassun abubuwan ƙarfe na ƙarfe, yayin da crankshaft axis yana biya diyya ta mm 15 dangane da axis Silinda. Wannan bayani yana rage juzu'i kuma yana rage girgiza, don haka yana kawar da buƙatar ma'auni. Manyan injuna suna da tsayin bugun jini, 1,8 kusan murabba'i ne. Injin yana da nauyi, godiya ga aluminum, da kuma murfin kan silinda na filastik. Hakanan ana rage nauyi ta bel ɗin roba mai ɗaure kai da ke tuƙa famfo na ruwa, yana kawar da buƙatar mai tayar da hankali da jan hankali.

Kamfanin Denso na kasar Japan ne ya kawo allurar. The Denso HP3 babban matsa lamba radial famfo, wanda aka kawo a kan da yawa Japan Toyota, Mazda da kuma wasu Nissan diesel injuna, daidaita man fetur dogo famfo. Koyaya, a cikin yanayin 1,8 DI-D, yana aiki tare da sabbin matsi har zuwa mashaya 2000. Daga kowane fistan, wani keɓaɓɓen layin matsi mai ƙarfi yana kaiwa zuwa ramp - dogo, wanda ke fitar da bugun jini kuma yana sake daidaitawa. Nozzles ɗin solenoid ne tare da ambaliya (2,3 DI-D - piezoelectric), suna da ramuka bakwai kuma suna da ikon samar da allurai har zuwa tara a zagaye ɗaya. Yumburan ƙarancin wutar lantarki mai walƙiya yana taimakawa tare da farawa sanyi.

Turbocharger daga Mitsubishi Heavy lndustries TF yana ba da ƙira mai ban sha'awa. Yana amfani da rotor guda takwas maimakon madaidaicin rotor 12, wanda ke ba da mafi kyawun iska a kan madaidaicin saurin gudu. Geometry na ruwan wukake na stator ana sarrafa shi. Dangane da injin da ya fi ƙarfin lita 2,3, jiometry ɗin ruwa mai canzawa yana faruwa ba kawai a gefen shakar turbin ba, har ma a kan abin cin compressor. Wannan tsarin, wanda ake kira Variable Diffuser (VD), yana taimakawa ƙara haɓaka haɓakar turbocharger zuwa yanayin yanayin injin daban -daban. Abin takaici ne cewa a yau turbocharger bai karɓi irin waɗannan raƙuman ruwa masu sanyaya ruwa na zamani ba, wanda zai haɓaka rayuwar hidimarsa sosai, musamman idan waɗannan motocin suna da tsarin farawa.

Wataƙila mafi mahimmancin ƙididdigewa shine amfani da lokaci mai canza bawul da ɗaga bawul, wanda shine mafi kyawun samar da injunan diesel. Tsarin yayi kama da injin mai girma Mivec 2,4. Tsarin lokaci yana da sarka da sprocket kore kuma yana aiki tare da hydraulically canja wurin rocker makamai a 2300 rpm. A cikin matakai guda biyu, ba wai kawai ƙaddamar da buɗewa da tafiya na bawul ɗin sha ba a cikin babban sauri, amma kuma yana inganta jujjuyawar cakuduwar ci ta hanyar rufe ɗaya a cikin kowane silinda a ƙananan kaya. Rufe ɗaya daga cikin bawul ɗin yana inganta matsawa mai ƙarfi da farawa injin. Tare da wannan fasaha, an rage ma'aunin matsawa zuwa ƙananan ƙimar 14,9: 1. Ƙarƙashin ƙaddamarwa ya rage yawan sauti, ingantaccen daki-daki, ingantaccen haɓakawa, da rage yawan damuwa na inji akan injin. Wani fa'ida na lokacin daidaitacce shine ƙirar mafi sauƙi na tashoshi na tsotsa, wanda baya buƙatar zama na musamman don cimma tasirin swirl. Ba a aiwatar da ƙayyadaddun bawul ɗin bawul ɗin ta hanyar hydraulic na yau da kullun, amma don rage asarar famfo, dole ne a daidaita bawul ɗin da injina lokaci zuwa lokaci ta amfani da ma'aunin matsa lamba.

Ana samun injin na 1,8 DI-D a cikin sigogi biyu: 85 da 110 kW. Dukansu sigogin suna sanye take da madaidaicin motsi mai hawa biyu kuma an haɗa su da kunshin tattalin arzikin Mitsubishi na ClearTec. Wannan kunshin ya haɗa da Fara-Tsayawa, sarrafa wutar lantarki, cajin baturi mai kaifin hankali, 0W-30 ƙarancin ɗanko danko da ƙananan tayoyin juriya. Tabbas, la'anar injunan diesel na zamani ana kiransa matattara ta musamman. Har ila yau, masana'anta sun yi tunani game da yuwuwar murƙushe man injin tare da dizal, wanda ke faruwa tare da sabuntawa akai -akai (tuki akai -akai akan gajerun hanyoyi, da sauransu). Ya ba da dipstick tare da alamar X, wanda ke saman layin mafi girma. Don haka, mai amfani yana da damar tantance haƙiƙanin ƙimar mai don haka yana hana lalacewar injin, tunda yawan man da ke cikin injin yana da haɗari sosai.