Gwajin gwajin Audi A6: dalilin tunani

Ba da daɗewa ba aka inganta Audi A6. Yayin da canje -canjen ƙira ya zama kamar matsakaici, sabbin abubuwan fasaha sun fi yawa. Mafi girma daga cikin waɗannan shine sabon injin mai silinda shida tare da cajin tilas ta hanyar injin komfuta.

Bayan harafin "T" a cikin nadi na Audi model an tilasta cika - kamar yadda aka rubuta a cikin bayanai ga manema labarai, wanda kamfanin rarraba a lokacin gabatar da updated version na A6. Har zuwa kwanan nan, "T" ya tsaya ga "turbo", amma tare da injin silinda mafi ƙarfi don wannan ƙirar, wannan ba haka bane.

A fili kamfanin bai so ya yi amfani da "K" ba, kodayake sabon V6 yana da kwampreso na inji a ƙarƙashin murfin. Ga Audi, motsawa daga matsera mai turbo zuwa kwampreso na ma'anar ma'anar sake fasalta amfani da kayan aikin da ba'a amfani dasu a baya (ban da injunan tsere na Silver Arrow).

K matsayin kwampreso

Duk wanda ya san kyawun injinan turbocharged na Audi zai yi mamakin wannan matakin. Tabbas, injin kwampreso na inji wanda ke da bel ɗin crankshaft yana da muhimmiyar fa'ida na gudana a cikin sauri akai-akai kuma baya amsawa sannu a hankali saboda buƙatar matsa lamba na iskar gas, kamar a cikin turbocharger.

Sabon injin Audi yana da kusurwa 90-digiri tsakanin silinda, wanda ke 'yanta sarari da yawa kyauta. A cikin wannan sararin ne aka sami Roots compressor, wanda a ciki pistons biyu masu zagaye huɗu ke juyawa a sabanin kwatangwalo kuma don haka tura iskar sha a matsakaicin matsin lamba na 0,8 bar. Hakanan iska mai matse iska mai dumi kuma yana ratsawa ta hanyar intercoolers biyu.

Audi ya ce gwaje-gwaje masu yawa sun tabbatar da fifikon matsi na injiniya akan turbocharging dangane da amsar injin zuwa ƙafafun mai hanzari. Gwajin gwaji na farko tare da sabon A6 3,0 TFSI ya nuna cewa babu sarari don zargi a duka bangarorin biyu. Enginearfin injiniya 290 hp Villageauyen yana da damar lita kusan 100, yana ba da hanzari daga tsayawa, kuma koda ana amfani da gas a matsakaiciyar dubawa yana nuna halayyar da muke tsammanin kawai daga rukunin yanayi tare da babban ƙaura.

Koyaya, injin compressors suna da koma baya ɗaya - sun fi surutu fiye da turbines. Shi ya sa masu zanen Audi suka haɗa da matakan kariya da yawa don tabbatar da cewa sauti mai zurfi na injin silinda shida kawai ya shiga cikin ɗakin. Ƙayyadaddun hayaniyar kwampreta ya bazu wani wuri mai nisa a sararin samaniya kuma baya yin tasiri.

V8 vs V6

To, ba tare da shakka, V8 raka'a gudu ko da santsi da kuma mafi m, wanda shi ne dalilin da ya sa Audi har yanzu a cikin A6 kewayon da 4,2-lita model. Koyaya, bambance-bambancen da V6 ya riga ya ragu sosai cewa masu siye suna iya yin la'akari da gaske ko yana da ma'ana don saka hannun jari a cikin sigar silinda takwas mafi tsada. Dangane da matsakaicin karfin juyi - 440 Nm don V8 da 420 Nm don V6 - duka injuna kusan iri ɗaya ne. Babban iko mafi girma na rukunin silinda takwas (350 da 290 hp) shima baya kawo masa babbar fa'ida, saboda saboda tsayin 4,2 FSI gear rabo, haɓakawa daga tsayawa zuwa 100 km / h akan samfuran biyu gabaɗaya - 5,9 dakika. Babu wani bambanci a cikin babban gudun, wanda a cikin motoci biyu an iyakance ta hanyar lantarki zuwa 250 km / h. Duk da haka, injin silinda shida yana nuna amfani da man fetur mafi kyau - a cikin tsarin ma'auni na ECE, yana cinye 9,5 l / 100 km, yayin da 4,2, 10,2 FSI yana buƙatar matsakaicin lita XNUMX don wannan nisa.

Dukansu raka'a biyu suna aiki azaman daidaitacce tare da tsarin watsawa na quattro dual (wanda ke rarraba 40% na matsi zuwa gaba da 60% zuwa ƙafafun baya), da kuma watsawar atomatik mai sauri shida, shima an canza shi a wasu bayanai. A hutawa, wani kamala daban ya raba watsa daga injin, kuma tsarin damfara na musamman yana ba ka damar tuki tare da makullin kulle a cikin kewayon rpm mafi girma.

Waɗannan canje-canjen fasaha kaɗan ne kawai na yawan amfani da man fetur da matakan rage CO2 waɗanda suka zama ruwan dare a cikin sabon kewayon injin A6. Rikodin ajiyar ya kamata ya zama sabon rukunin TDie 2,0. Injin dizal mai silinda huɗu na iya zama mai rauni fiye da TDI lita biyu na al'ada, amma an sanye shi da injin janareta wanda ke kan iyaka da birki, da kuma injin tuƙi wanda ba ya aiki akai-akai, amma ya dogara da buƙatun wutar lantarki. .

Wadannan bayanan, hade da karamin santimita biyu na dakatarwa, karin sauye-sauyen iska da tsayi na biyar da na shida, ya haifar da da mai mai ban sha'awa 5,3L / 100km.

Kayan shafawa

Canje-canje na fasaha daban-daban da suka faru a cikin A6 an haɗa su tare da "facelift", wanda da gaske ya cancanci a ambaci kawai a cikin alamun zance. Zai zama mafi daidai don magana game da foda mai haske. Yanzu grille na alama an lulluɓe shi da lacquer mai sheki, a ɓangarorin biyu na motar mun sami ƙwanƙwasa siriri na aluminum, a gaba akwai sake fasalin iskar iska, kuma a baya akwai fitilolin fitillu da ƙarin ƙarar bakin bonnet. a kan gangar jikin.

Canje-canjen ciki ma suna da kyau. Thearan gida mai laushi a bayan baya ya kamata ya inganta jin daɗi, kuma an sake fasalin zane-zanen madauwari a gaban direba.

Kuma tunda motoci sun fi saurin tsufa ta hanyar lantarki a wannan zamanin, hatta tsarin MMI an sake masa tsari. Jagoranta ya kasance ba a canza ba, amma direban yanzu yana ganin mafi kyawun taswirar tsarin kewayawa. Babban fasalin MMI Plus yana da farinciki mai mahimmanci a cikin dunƙulewar juyawa, wanda ya sauƙaƙe samun manufa a allon. Tsarin har ma yana nuna abubuwa masu ban sha'awa daga mahangar yawon buɗe ido a hoto mai girma uku. Gabatarwar tasu tana da ma'ana sosai har ma ya haifar da tambayar shin ya kamata su ajiye wannan tafiya domin ajiyar mai da hana dumamar yanayi.

Adadin kayan aikin da aka bayar don ƙarin kuɗi ya sake ƙaruwa. Kusan duk abin da ke kasuwa yanzu ana iya samuwa a cikin A6. Wannan ya haɗa da jujjuyawar ƙaramar katako ta atomatik da tsarin gargaɗin canjin layi tare da fitilu a cikin madubai na waje. Idan ana so, ana iya ƙara wannan tsarin tare da Lane Assist, mataimaki wanda ke girgiza sitiyarin don faɗakar da idan direban ya ketare layukan da aka yi alama ba tare da bayar da sigina ba. Icing a kan cake ɗin ne mataimakan parking daban-daban guda uku.

Ko da waɗannan add-on ba a ba da umarnin ba, masu siyan A6 suna samun inganci mai mahimmanci da ingantaccen mota wanda ke barin ƙaramin ɗaki don zargi - har ma game da farashin tushe, wanda ya rage ba canzawa.

rubutu: Getz Layrer

hoto: Ahim Hartman