Konke Odinga Ukukwazi Ngenjini ye-EA888

The EA888 iyinjini esebenza kahle futhi ethuthukisiwe eyakhiwe yiVolkswagen Group. Injini engu-four-cylinder turbocharged kaphethiloli yaqala ukubonakala ngo-2004 kanti isisetshenziswa izinkampani ezahlukene okubalwa kuzo iVolkswagen, SEAT, ne-Audi. Ngokuhamba kwesikhathi, injini isithuthuke kaningi futhi yathuthukiswa ukuze ibe enye yezinjini ezinokwethenjelwa neziguquguqukayo emakethe yomhlaba.

Le ndatshana izocacisa imininingwane ebalulekile abathengi okudingeka bayazi ngenjini ye-EA888, okubandakanya ukucaciswa kwayo nokwakheka, izinhlelo zokusebenza, ukusebenza, nezinkinga.

Okuqukethwe
Iyini injini ye-EA888?
Ukucaciswa kwenjini ye-EA888 kanye nomklamo
I-EA888 injini izicelo
Ukusebenza kwenjini ye-EA888
Izinkinga ezijwayelekile ngenjini ye-EA888
Isifinyezo

Iyini injini ye-EA888?

I-EA888 iyinjini kaphethiloli ene-cylinder turbocharged edalwe yiVolkswagen Group. Yaqala ukusetshenziswa ngo-2004 kodwa iye yavela ngezithuthukisi ezihlukahlukene kusukela lapho. Le njini iqale ukuduma ngenxa yokusebenza kwayo ngendlela encomekayo ezimotweni zemikhiqizo efana neVolkswagen neSEAT.

Ukucaciswa kwenjini ye-EA888 kanye nomklamo

Injini ye-EA888 inokuhlukahluka okuningana, ngakunye yakhelwe ngemininingwane ehlukene. Nokho, ngokuvamile, injini yaziwa ngokuthi:

• Ukwakhiwa kwe-lightweight - Yenziwe ngensimbi ekhonjiwe, elula kune-cast-iron block yangaphambilini.
• I-Turbocharging - I-turbocharger yayo eyodwa-scroll inyusa ukuphuma kwamandla kanye nokuphendula kwe-throttle.
• Umjovo oqondile - Lokhu kuletha uphethiloli ngqo endaweni evuthayo ukuze kuthuthukiswe ukusebenza kahle kukaphethiloli kanye nokuncishiswa kokukhipha intuthu.
• I-camshaft engaphezulu kwe-Dual overhead – I-valvetrain ye-DOHC ithuthukisa ukuphefumula kwenjini ukuze ilawulwe kakhulu phezu kokuphakama kwe-valve yenjini kanye nesikhathi.
• I-Wastegate kagesi - Lokhu kuthuthukisa impendulo ye-turbocharger, kunciphisa i-turbo lag.
• Isistimu yokuphatha injini – Isistimu yokuphatha injini ye-Bosch MED17 ilawula isikhathi sokuthungela injini kanye nomjovo kaphethiloli ukuze kuthuthukiswe ukusebenza kahle nokusebenza.

Ngezansi kunezincazelo zenguqulo yakamuva ye-EA888, i-Gen3B:

• Ukucushwa: Emgqeni wamasilinda amane
• Ukukhipha: 2.0 amalitha
• I-Valvetrain: I-DOHC (i-camshaft engaphezulu ekabili
• turbocharger: I-turbocharger ene-single-scroll wastegate kagesi
• Ukulethwa kwamafutha: Umjovo oqondile
• Amandla okukhipha amandla: 228 amahhashi ku-4700-6200 rpm (inguqulo yase-US)
• I-Bore x stroke: 82.5 mm x 92.8 mm
• I-torque: 258 lb-ft ku-1500-4500 rpm (inguqulo yase-US)
• Ibhulokhi yenjini: Insimbi yokusansimbi
• Isilinganiso sokucindezela: 9.6.1
• Uhlelo lokuphatha injini: Bosch MED17
• Ikhanda lesilinda: Ingxubevange ye-Aluminium

I-EA888 injini izicelo

1. Izinhlobo zeVolkswagen ezisebenzisa injini ye-EA888

The Injini ye-EA888 isifakwe ezinhlotsheni ezahlukene zakwaVolkswagen selokhu yakhululwa. Izibonelo zifaka:

• I-Volkswagen Golf GTI Mk6, Mk7, ne-Mk8
• IVolkswagen Jetta GLI
• IVolkswagen Passat B6, B7, neB8
• Volkswagen Tiguan
• IVolkswagen Arteon

2. Izinhlobo ze-Audi ezisebenzisa injini ye-EA888

Izibonelo zamamodeli e-Audi asebenzisa i- Injini ye-EA888 zihlanganisa:

• I-Audi A3 8P ne-8V
• I-Audi S3
• I-Audi TT Mk2 ne-Mk3
• I-Audi S4
• I-Audi Q5

3. IZIHLALO kanye nezinhlobo ze-Skoda ezisebenzisa injini ye-EA888

Nazi ezinye izibonelo zamamodeli we-Skoda kanye ne-SEAT asebenzisa injini ye-EA888:

• ISIHLALO uLeon Mk2 kanye noMk3
• ISIHLALO Ateca
• I-Skoda Octavia Mk2 ne-Mk3
• I-Skoda Superb B6 ne-B8

Ukusebenza kwenjini ye-EA888

1. Ukusheshisa kanye nesivinini esiphezulu

Ngokuvamile, injini ye-EA888 idumile ngamakhono ayo esivinini esiphezulu kanye nokusheshisa okumangazayo. Isibonelo, iVolkswagen Golf GTI yamanje isebenzisa inguqulo ye-Gen3B ye Injini ye-EA888, enikeza amandla angu-241 kanye ne-torque engu-273 lb-ft. Le moto ingakwazi ukusheshisa isuka ku-0 iye ku-60 mph cishe emizuzwaneni eyi-6 ngesivinini esiphezulu esingu-155 mph. Kanjalo, injini ye-EA888 ibonakale inamandla futhi ifanele izimoto ezisebenza kahle kakhulu.

2. Ukusebenza kahle kwamafutha

Injini ye-EA888 yakhelwe ukulinganisa ukusebenza kahle kukaphethiloli nokusebenza. Isici sokonga uphethiloli siyahlukahluka kuye ngamamodeli athile kanye nokucushwa. Isibonelo, i-Audi S3 inikwa amandla yinjini ye-EA888. Imoto inesilinganiso somnotho we-EPA esingaba ngu-22 mpg wokushayela kwedolobha kanye ne-29 mpg emgwaqeni omkhulu.

Uma kubhekwa amandla ayo angu-306 amahhashi kanye ne-torque engu-295 lb-ft, i-EA3888 iyonga kakhulu kuphethiloli, ngisho noma icubungula izinto ezifana nesitayela sokushayela, isisindo semoto, nezimo zomgwaqo. Ngakho-ke, ifanela abashayeli abakhetha injini enamandla ngaphandle kokudela ukonga kukaphethiloli.

3. Ulwazi lokushayela

Injini ye-EA888 iletha okuhlangenwe nakho kokushayela okuphendulayo nokunemidlalo. Inokusheshisa okushelelayo okuletha amandla amakhulu kulo lonke ibanga le-RPM. Injini inikeza ijika letorque eliqinile nelinemigqa, iyenza izwakale inempilo ngokusheshisa okusheshayo. Isistimu yomjovo kaphethiloli oqondile iletha uphethiloli ngqo ekamelweni elivuthayo ukuze kuncishiswe i-lag futhi kuthuthukiswe ukuphendula kwe-throttle.

Ukwenziwa ngcono kokusebenza kwenjini kutholakala ngokusebenzisa isikhathi se-valve eguquguqukayo. Ngaphezu kwalokho, i-exhaust system inolaka futhi i-sporty, ethuthukisa ukuxhumeka komshayeli emotweni.

4. Ukwethembeka nokuqina

Idizayini yenjini ye-EA888 yakhelwe ukuqina nokuthembeka. Izinto ezisezingeni eliphezulu kanye nezingxenye zimelana nengcindezi ngesikhathi sokushayela ukusebenza kahle. Lokhu kufezwa ngezinduku zokuxhuma ezifojiwe, amakhanda esilinda aqinisiwe, nama-crankshaft anamandla.

Izici zayo zokungqubuzana okuphansi zehlisa ukuguga futhi zithuthukisa ukuqina. Lokhu kufaka abalandeli be-roller cam, izindandatho ze-piston ezine-tension, ne-lightweight pistons. Ngaphezu kwalokho, ukunakekelwa okufanele kusiza ukunciphisa ubungozi bezinkinga zemishini.

Izinkinga ezijwayelekile ngenjini ye-EA888

1. Ukwakhiwa kwekhabhoni

Ukwakhiwa kwekhabhoni udaba lokho kuvame ukuthikameza izinjini zokujova eziqondile njenge-EA888. Lapho uphethiloli ujovwa ngokuqondile egunjini elivuthayo, amanye ayahwamuka ngaphambi kokuba ashise, kushiye amadiphozithi ekhabhoni ezingxenyeni zenjini. Lokhu kubangela ukwanda kokusetshenziswa kukaphethiloli, ukuncipha kokusebenza kwenjini, kanye nokulimala okungenzeka kwenjini uma ukwakheka kwekhabhoni kuba kubi kakhulu. Ukwakhiwa kwekhabhoni enjinini ye-EA888 kungavinjelwa ngokusebenzisa uphethiloli wekhwalithi ephezulu, ukuhlanzwa kwekhabhoni, nangokuyilungisa njalo.

2. Izinkinga zeketango lesikhathi

Ezinye izinjini ze-EA888 zingathuthukisa izinkinga zeketanga lesikhathi, ikakhulukazi izizukulwane zangaphambili. Uma uchungechunge lwesikhathi lweluliwe noma lugugile, kunciphisa ukusebenza kwenjini futhi kwandisa amathuba okuba injini ingafihli kahle kanye nokulimala kwenjini. Izinto eziholela ezinkingeni zeketango lesikhathi zihlanganisa amaphutha edizayini, imayela eliphezulu, nokuntuleka kokunakekelwa.

Izinkinga zingavinjelwa ngokulandela uhlelo lokulungisa olunconyiwe lomkhiqizi nokusebenzisa uwoyela wekhwalithi ephezulu. Abathengi kufanele babhekane nalezi zinkinga ngokushesha ukuze baqinisekise ukuqina kwenjini futhi bavimbele ukulimala okwengeziwe.

3. Ukusetshenziswa kukawoyela ngokweqile

Ezinye izinjini ze-EA888 zingahlupheka ngenxa yokusetshenziswa kukawoyela ngokweqile. Lolu daba lungaholela ekusebenzeni kabi kwenjini kanye nokulimala okungenzeka enjinini iyonke uma izinga likawoyela lingagcinwa. Ngaphezu kwalokho, uma izindandatho ze-piston zingavali kahle, lokhu kungaholela ekwandeni kokusetshenziswa kukawoyela. Izivalo zesitimu se-valve ezigugile noma ezilimele zingase zingavimbeli uwoyela ukuthi ungangeni egumbini elivuthayo.

Ama-turbocharger angagcotshisiwe ngendlela engafanele angafaka isandla ekusetshenzisweni kukawoyela kungenasidingo. Le nkinga ingavinjelwa ngokusebenzisa uwoyela ofanele kanye nokwenza ukunakekelwa kwenjini okuvamile.

Isifinyezo

Injini ye-EA888 iyamangalisa futhi ikufakazele ukubaluleka kwayo embonini yezimoto ngenxa yokusebenza kwayo okubabazekayo, ukwakheka okuthuthukile, nokuthembeka okumangalisayo. Ngokuthuthuka okuqhubekayo, injini ye-EA888 ngokungangabazeki izogcina umkhawulo wayo wokuncintisana embonini yezimoto. Uhlu olukhulu lwezinjini ze-EA888 nezingxenye zazo zingatholakala ngokuvakashela Chovm.com.