Mazda L3 injuna
Abubuwa
Samfurin da ake kira L3 injin silinda guda huɗu ne wanda kamfanin Mazda ya kera kuma ya kera shi. Cars aka sanye take da irin wannan injuna a cikin lokaci daga 2001 zuwa 2011.
L-class iyali na raka'a - matsakaici-motsi engine wanda zai iya saukar daga 1,8 zuwa 2,5 lita. Dukkanin injunan nau'in mai suna dauke da tubalan aluminium, wanda hakanan ana kara musu ta hanyar simintin karfe. Zaɓuɓɓukan injin dizal suna amfani da tubalan simintin ƙarfe tare da kawunan aluminum akan toshe.
Ƙayyadaddun bayanai don injunan LF
| Abu | sigogi |
|---|---|
| nau'in injin | Man fetur, bugun jini hudu |
| Lamba da tsari na silinda | Silinda hudu, a cikin layi |
| Dakin konewa | Tsaki |
| Hanyar rarraba gas | DOHC (dual sama camshafts a cikin Silinda kai), Sarkar kore da 16 bawuloli |
| Girman aiki, ml | 2.261 |
| Diamita na Silinda a cikin rabon bugun bugun piston, mm | 87,5h94,0 |
| Matsakaicin matsawa | 10,6:1 |
| Matsi matsa lamba | 1,430 (290) |
| Buɗewar Valve da lokacin rufewa: | |
| Karatu | |
| Bude zuwa TDC | 0-25 |
| Rufewa bayan BMT | 0-37 |
| Karatu | |
| Bude zuwa BDC | 42 |
| Rufewa bayan TDC | 5 |
| Bawul sharewa | |
| Shigar | 0,22-0,28 (sanyi gudu) |
| kammala karatun digiri | 0,27-0,33 (a kan injin sanyi) |
An zabi injiniyoyin Mazda's L3 sau uku a matsayin gwarzon Injiniya. Sun kasance daga cikin manyan raka'a goma a duniya daga 2006 zuwa 2008. Mazda L3 jerin injuna kuma Ford ne ke samar da shi, wanda ke da cikakken ikon yin hakan. Ana kiran wannan motar a Amurka Duratec. Bugu da kari, fasahar fasahar injin Mazda da Ford ke amfani da shi wajen kera motocin Eco Boost. Har zuwa kwanan nan, an kuma yi amfani da injunan ajin L3 masu nauyin 1,8 da lita 2,0 don ba da samfurin motar Mazda MX-5. Ainihin, an shigar da injunan wannan shirin akan motoci Mazda 6.
Waɗannan raka'o'in suna wakiltar tsarin injunan DISI, wanda ke nufin kasancewar allura kai tsaye da matosai. Injuna sun kara kuzari, da kuma kiyayewa. Matsakaicin daidaitaccen injin L3 2,3 l, matsakaicin iko 122 kW (166 hp), matsakaicin karfin juyi 207 Nm/4000 min-1, wanda ke ba ka damar samun mafi girman gudu - 214 km / h. Waɗannan samfuran raka'a suna sanye take da turbochargers da ake kira S-VT ko Sequential Valve Timeing. Gas ɗin da suka ƙone sun kona turbocharger, wanda ya ƙunshi ruwan wukake guda biyu, cikin aiki. Ana jujjuya abin da ke cikin injin damfara tare da taimakon iskar gas har zuwa mintuna 100.-1.
Dynamics na injunan L3
Shaft na impeller yana jujjuya vane na biyu, wanda ke fitar da iska a cikin kwampreso, sannan ya wuce ta ɗakin konewa. Yayin da iska ke wucewa ta cikin kwampreso, sai ya yi zafi sosai. Don sanyaya ta, ana amfani da radiators na musamman, wanda aikin ya inganta ƙarfin injin zuwa matsakaicin.
Bugu da ƙari, an inganta injin L3 a fasaha fiye da sauran samfura, tare da haɓakawa a cikin ƙira da sababbin kayan aiki. Ka'idojin rarraba iskar gas ya sami sabon tsari a cikin waɗannan injunan. Toshe, da kuma kan Silinda, an yi su ne da aluminum don injuna.
Bugu da ƙari, an yi canje-canjen ƙira don rage amo da matakan girgiza. Don yin wannan, injinan an sanye su da daidaita tubalan kaset da sarƙoƙi na shiru akan hanyar rarraba iskar gas. An sanya doguwar siket ɗin piston akan shingen silinda. Har ila yau, an haɗa shi da hadedde babban hula. Wurin ƙwanƙwasa ƙwanƙwasa ya shafi duk injunan L3. An sanye shi da damfarar girgizar girgizar ƙasa, da kuma dakatarwar pendulum.
An sauƙaƙa kwandon bel ɗin taimakon don ingantaccen kiyayewa. Ga dukkansu, bel ɗin tuƙi ɗaya kawai aka shirya. Tashin hankali na atomatik yana daidaita matsayin bel. Kula da raka'a yana yiwuwa ta hanyar rami na musamman akan murfin gaban injin. Ta wannan hanyar, ana iya sakin ratchet, ana iya daidaita sarƙoƙi kuma ana iya gyara hannun tashin hankali.
Silinda guda huɗu na injin L3 suna cikin layi ɗaya kuma ana rufe su daga ƙasa ta wani pallet na musamman wanda ke samar da crankcase. Ƙarshen na iya aiki a matsayin tafki don lubricating da sanyaya mai, wani muhimmin daki-daki don ƙara ƙarfin juriya na motar. Ƙungiyar L3 ta ƙunshi bawuloli goma sha shida, huɗu a cikin silinda ɗaya. Tare da taimakon camshafts guda biyu da ke saman injin, bawuloli sun fara aiki.
Abubuwan injin da ayyukansu
| Mai kunnawa don canza lokacin bawul | Ci gaba da canza shaye-shaye camshaft da crankshaft lokacin a ƙarshen gaba na camshaft ɗin ci ta amfani da matsa lamba na hydraulic daga bawul ɗin sarrafa mai (OCV) |
| Bawul ɗin sarrafa mai | Ana sarrafa ta siginar lantarki daga PCM. Yana canza tashoshi na mai na mai mai canza yanayin bawul |
| Crankshaft matsayin firikwensin | Yana aika siginar saurin injin zuwa PCM |
| Camshaft matsayi firikwensin | Yana ba da siginar gano silinda zuwa PCM |
| Toshe RSM | Yana sarrafa bawul ɗin sarrafa mai (OCV) don samar da mafi kyawun lokacin bawul don buɗewa ko rufe bisa ga yanayin aiki na injin. |
Ana shafawa injin ɗin tare da famfon mai, wanda aka sanya a ƙarshen sump. Samar da man fetur yana faruwa ta hanyar tashoshi, da kuma ramukan da ke haifar da ruwa zuwa ƙwanƙwasa crankshaft. Don haka man da kansa yana zuwa camshaft kuma ya shiga cikin silinda. Ana gudanar da samar da man fetur ta hanyar amfani da kayan aikin lantarki mai aiki da kyau, wanda baya buƙatar a yi aiki.
Man da aka ba da shawarar don amfani:
- API aji SJ ACBA A1 ko A3 tare da danko 52-30;
- API aji SL ILSAC GF-3 tare da danko na 5W-20;
- API ɗin maki SG, SH, SJ, SL ILSAC GF-2, GF-3 tare da danko 40, 30, 20, 20W-20, 10W-30, 10W-40, 10W-50, 20W-40, 15W-40, 20W -50, 15W-50, 5W-20, 5W-30.
Canje-canje a cikin L3-VDT
Injin silinda guda hudu ne, bawul 16 mai karfin lita 2,3 da camshafts sama da biyu. An sanye shi da injin turbocharged, wanda allurar mai ke faruwa kai tsaye. Naúrar tana sanye da na'urar sanyaya iska, kunna wuta ta amfani da nada akan kyandir, da kuma na'urar injin mai suna Warner-Hitachi K04. Injin yana da 263 hp. da karfin juyi 380 a 5500 rpm. Matsakaicin gudun injin da ba zai cutar da abubuwan da ke cikin sa ba shine 6700 rpm. Don gudanar da injin, kuna buƙatar nau'in petur 98.
Abokin Abokin ciniki
Sergey Vladimirovich, mai shekaru 31, Mazda CX-7, L3-VDT engine: ya sayi sabuwar mota a 2008. Na gamsu da injin, yana nuna kyakkyawan sakamakon tuƙi. Tafiyar tana da sauƙi da annashuwa. Abin da ya rage kawai shine yawan amfani da man fetur.
Anton Dmitrievich, mai shekaru 37, Mazda Antenza, 2-lita L3: injin motar ya isa ya sami mafi kyawun tafiya. Ana rarraba wutar lantarki daidai gwargwado a duk faɗin rev. Motar tana aiki da kyau duka akan hanya da kuma wucewa.
