Ƙarshen ƙarshe na aikin kiɗa mai nasara dole ne ya zama na musamman. Kuma kamar kowane mashahurin mawaki, BMW ya san haka da kyau saboda wani abu makamancin haka ya kasance gaskiya ga motoci, wanda yana daya daga cikin dalilan da ke haifar da bullowar mawaƙa. BMW M2 CS.
Idan samar da samfurin ya ƙare tare da matsakaicin matsakaici, wannan wani abu ne wanda ya zama kamar manne a cikin ƙwaƙwalwar ajiya kamar yadda kwari a kan gilashin gilashi a ƙarshen tafiya na hutu na rani.
BMW M2 CS ta haka ne ke nuna ƙarshen 2 Series (a cikin shekara ɗaya sabon ƙarni ya zo). Idan ka tuna, wannan yanzu yana da babban ɓangare na kewayon da aka yi amfani da shi ta hanyar dandali na gaba-dabaran kwanan nan, duk da haka, a cikin wannan aikin jiki ya kasance da aminci ga ka'idodin Bavarian iri, wanda motocin wasanni tare da halayen halayen dole ne su kasance. tura ta baya ƙafafun kuma ba ja da gaban ƙafafun.
samfurin da ba a taɓa gani ba
Ko da la'akari da cewa akwai M2 Competition (wanda ke amfani da injin guda ɗaya, amma tare da 40 hp ƙasa amma 550 Nm), injiniyoyin Jamus sun so su kara girman.
Biyan kuɗi zuwa wasiƙarmu
Don haka, kamar yadda Markus Schroeder, darektan wannan aikin, ya bayyana mana, wannan shine karo na farko da aka haifi ƙayyadaddun tsarin wasan kwaikwayo na BMW (da farko an yi magana game da raka'a 75 kawai amma yana yiwuwa ya wuce gaba). cewa, ya danganta da yadda ake neman mayar da martani a yanzu yayin ƙaddamar da shi).
A cewar Schroeder, "M2 CS ya kara daukaka ambulan da aka tsara ta M2 Competition don faranta wa wani nau'in abokin ciniki mai wuya amma mai matukar bukata wanda ke son yin kutse na lokaci-lokaci akan waƙar".
Ma’ana, a wani yanayi na musamman, inda ake neman kawar da kashi goma na dakika daya a kowace cinya, kaman tsarkakkiya ne, don haka mahangar cewa mai gudanarwa na gama-gari, wanda ba ya barin kwalta na jama’a, zai yi wuya. iya gane yana da daraja..
"Abin da nake so ku" carbon fiber
Shi ne, to, CS na farko na M2 (akwai CS a cikin M3 da M4) kuma yana aiki a matsayin tushen motar tseren BMW, wani abu da ba shi da wuya a yi imani tare da ƙarfafa wasan kwaikwayo na layi da aka gyara.
Bari mu fara da aikin jiki na wannan BMW M2 CS: ƙananan lebe na gaba, bonnet (wanda ya kai rabin gasar gasar kuma ya haɗa da sabon shan iska) da kuma bayanin martaba (Gurney) wanda ya tashi a kan murfin. Akwatin sabuwa ce.
Carbon fiber yana ko'ina.
Kamar mai watsawa da ke ƙasa da bumper na baya, duk waɗannan abubuwan an yi su ne da fiber carbon, kuma a kowane yanayi, ultra-light da ultra-rigid abu yana fallasa zuwa mafi girma ko ƙarami.
Manufar waɗannan abubuwa shine ƙara matsa lamba na iska da tashar iska a kusa da kuma ƙarƙashin motar, rage tashin hankali.
Amfani da fiber carbon ya kasance saboda sha'awar rage nauyi. Abin sha'awa shine, M2 CS yayi nauyi kaɗan kaɗan fiye da gasar ("kasa da 40 kg", a cewar Schroeder) don jimlar 1550 kg.
Ƙimar babba, ba kalla ba saboda dakatarwar da ta dace tana ƙara nauyi idan aka kwatanta da "m" ɗan'uwan kewayon. Duk saboda BMW ya zaɓi kada ya kera mota mai wuce gona da iri.
Idan da hakan shine babban makasudin, da zai kasance da sauƙi a yi ba tare da jeren kujerun baya ba, na'urar sanyaya iska ko tsarin sauti. Don haka, karuwa a cikin sassan fiber carbon da rage yawan abin da ke rufe sauti don ɗakin fasinja bai isa ba don "abincin abinci" mai mahimmanci.
Injin da zai dace
Tare da silinda in-line guda shida, 3.0 l da (a nan) 450 hp, wannan injin yana sanye da mafi kyawun injiniyan BMW: daga turbos guda biyu na mono-croll, zuwa allurar madaidaiciya madaidaiciya, zuwa tsarin kunna bawul mai canzawa (Valvetronic). ) ko Vanos crankshaft (shigarwa da shaye-shaye), babu abin da ya ɓace.
Duk da haka, rage jin kunya a cikin nauyi yana nufin cewa BMW M2 CS ba ya yin da kyau fiye da gasar M2 mai ɗan ƙaramin ƙarfi dangane da aiki.
Wannan ya ce, tare da akwatin gear mai sauri guda shida (na farko akan BMW tare da sunan barkwanci na CS) 100 km / h ya isa a cikin 4.2 s, a wasu kalmomi, rikodin iri ɗaya kamar gasar tare da watsawa ta atomatik tare da dual clutch M DCT. .
Lokacin da aka sanye shi da wannan akwati, BMW M2 CS yana ganin lokacin daga 0 zuwa 100 km / h ya ragu da kashi 2 cikin goma na sakan kuma amfani yana inganta. Matsalar? Zaɓin shi zai auna Yuro 4040 akan kasafin kuɗin da ake buƙata…
Amma ga matsakaicin gudun, wannan shine 280 km / h (10 km / h fiye da Gasar).
Chassis yana canzawa fiye da injin
Abin sha'awa, ba injin ɗin ba ne ya canza mafi yawan a cikin M2 CS, tare da babban labarai da aka tanada don chassis da haɗin ƙasa.
A fagen birki, M Compound birki suna amfani da fayafai masu girma a kan dukkan ƙafafun guda huɗu (suna iya zama ma carbon-ceramic).
A kan dakatarwa, muna da sassan fiber carbon a gaba (ban da aluminum, wanda kuma ake amfani dashi a baya), bushings sun fi tsayi kuma duk lokacin da zai yiwu (kuma masu amfani) injiniyoyi sun yi amfani da haɗin gwiwa (babu roba). Makasudin? Haɓaka jagorar dabarar da kwanciyar hankali.
Har yanzu a fagen dakatarwa, muna da na farko: a karon farko M2 yana da daidaitattun abubuwan girgiza wutar lantarki (tare da halaye uku: Comfort, Sport and Sport+).
Don haka, dakatarwar da ake son ta kasance mai tsauri akan da'irar ba ta sa tuki a kan titunan jama'a wani bala'i na rashin jin daɗi ba.
A lokaci guda yana yiwuwa a bambanta nauyin tuƙi (wanda ko da a cikin yanayin Comfort yana da nauyi sosai), amsawar kayan aiki (na atomatik), amsawar tsarin kwanciyar hankali, amsawa da sautin injin. (kuma ana iya canzawa ta hanyar maɓalli akan na'urar wasan bidiyo na tsakiya).
Dangane da M2 Competition muna da M Bambanci Active, da auto blocking da kuma M Dynamic Mode, wani karamin aiki na tsarin kula da kwanciyar hankali wanda ke ba da damar mafi girma na zamewa.
Amma game da toshewar kai, lokacin da ya gano ƙaramin asarar motsi zai iya bambanta gabaɗayan isar da wutar lantarki tsakanin ƙafafun biyu na baya (100-0 / 0-100), sannan an ayyana madaidaicin matakin toshewa kuma injin injin ya yi amfani da shi. lantarki a cikin miliyon 150.
Yana da amfani sosai kwatsam farawa a saman saman tare da digiri daban-daban na riko, wannan kulle-kulle ba wai kawai yana taimakawa wajen ja motar a cikin lanƙwasa ba (yaƙar understeer lokacin shigar da madaidaicin lanƙwasa da aka yi da babban sauri) amma kuma yana daidaita shi lokacin gaggawar lokacin. yana gaya mana cewa yana da kyau a yi birki da juyawa lokaci guda.
Tayoyin Michelin Pilot Cup (245/35 a gaba da 265/35 a baya, akan ƙafafun 19 "a daidaitattun lacquered baƙar fata ko zinare mara nauyi a matsayin zaɓi) sun fi dacewa ga waɗanda ke tunanin ciyar da mafi yawan lokutan su tare da CS. kan hanya.
Idan ra'ayin shine kawai don samun ƙaramin wasan motsa jiki mai ban sha'awa don wasu hawa a hankali a hankali akan hanya (watakila riga da tunani game da godiya ta gaba na motar da ke da komai don samun damar zama tarin), to, mafi dacewa Super. Tayoyin wasanni (kawai ƙididdigewa, kyauta, lokacin yin oda).
A kan hanya don alamar bambance-bambance
Bayan yin abubuwan da suka dace na BMW M2 CS, babu wani abu kamar gudanar da shi a kan da'ira (a cikin wannan yanayin a Sachsenring, Jamus) don ƙoƙarin fahimtar wasu nasarorin da aka alkawarta.
Bayan haka, tare da wannan matakin aikin, ƙwarewar da ke bayan motar a kan hanya zai zama ƙasa da haskakawa, koda kuwa ya ba ku damar fahimtar halin da ke fitowa daga masu amfani da wutar lantarki.
Maɓallin farawa, tsawar inji, allura masu zuwa rayuwa kuma a can za ku tafi… Ba lallai ba ne a faɗi cewa wannan mota ce mai sauri, da sauri.
A cikin tseren 0 zuwa 100 km / h har ma ya doke babban abokin hamayyarsa "a waje", mafi tsada (farashin Yuro 138,452) amma ya fi tsaka tsaki da daidaitawa cikin halayen (saboda daidaitawar injin na baya) Porsche Cayman GT4.
Bambancin yana kusa da rabin daƙiƙa, sannan Cayman tare da ɗan damben silinda shida, 4.0 l, atmospheric 420 hp a babban gudun da ya kai 304 km / h idan aka kwatanta da 280 km / h na M2 CS.
Wannan ya fi mayar saboda da mafi mai ladabi aerodynamics da ƙananan nauyi (kimanin 130 kg kasa), wanda kyakkyawan ba shi damar yin fahariya mafi m nauyi / iko rabo (3.47 kg / hp ga Porsche da 3.61 na BMW) kuma ta haka ne rama. don ƙananan iko da rashin turbo.
Chassis mai sheki
Yin la'akari da sauye-sauye da yawa a cikin chassis da haɗin ƙasa da halayensu na asali, ba abin mamaki ba ne cewa, ko da a kan gab da "gyara", M2 CS na iya yin alfahari da kyakkyawan chassis.
A gaskiya ma, yana daya daga cikin mafi inganci BMW a kan waƙar har abada, wanda ba karamin abu ba ne idan aka yi la'akari da babban ma'aunin alamar Bavaria a wannan batu.
A kan busassun hanyoyi, za a ce an dasa gaban motar a ƙasa kuma ita ce ta baya wacce ke share hanya, tare da mafi girma ko ƙarami na motsi, dangane da yanayin kula da kwanciyar hankali da aka zaɓa.
Amma, idan kamawar ba ta da kyau ko kuma idan kwalta ta jike, na baya na M2 CS yana son samun son kansa, kuma ba koyaushe lokacin da ya zo ga hakan ba.
A cikin waɗannan lokuta, zai fi dacewa don yin laps na waƙa "tare da hannu ɗaya a ƙasa", wato, tare da kula da kwanciyar hankali a cikin shirin mafi sauƙi.
Dangane da aikin injin, jinkirin amsawar turbo kadan ne kuma gaskiyar cewa yana ba da duk karfin juzu'i a kan tudu daga 2350 zuwa 5500 rpm yana da mahimmanci don silinda ya kasance koyaushe “cike”, musamman a cikin injin turbo.
Duk da yawancin fiber carbon, ajiyar nauyi idan aka kwatanta da Gasar M2 shine kawai 40 kg.
A cikin babin watsawa, tare da akwatin kayan aikin hannu akwai ƙarin ma'aikata (kuma ƙarin "hannu" masu tsattsauran ra'ayi za su faɗi).
Tare da atomatik dual-kama bakwai rabo, akwai fiye da taro domin trajectories yayin da giya suna yawo daga sama zuwa kasa da paddles bayan da matuƙin jirgin ruwa da kuma za ka iya adana 'yan seconds da gwiwa.
A kan gangara, daidaitaccen rabon ma'aunin nauyi a kan gatura biyu da kuma ƙaƙƙarfan ƙaƙƙarfan aikin chassis/aiki na jiki yana sa BMW M2 CS ke gudana daga juyawa zuwa juyawa tare da tabbacin ƙwararrun ƙwararru.
Hakan dai na faruwa ne duk da cewa a wasu lungu da sakon da ke da sauri ana fahimtar dabi'ar tsawaita yanayin, wanda injiniyoyin Jamus din suka ce da gangan ne domin yana taimakawa wajen fahimtar inda iyakokin suke.
Waɗannan iyakoki kuma suna da nisa saboda dakatarwar daidaitawa a cikin ikon jujjuyawar jiki da kuma tsaurin rataya idan muka zaɓi yanayin Sport+.
Koyaya, a wannan yanayin yana iya zama da kyau a zaɓi mafi matsakaicin shirin don tuƙi, wanda ke jin nauyi sosai - duk da haka daidai ne, godiya ga ɗan ƙaramar ƙaho.
Da yake akwai maɓallan Yanayin M guda biyu akan sitiyarin, zaku iya saita saitunan da kuka fi so don
gearbox / inji / tuƙi / dakatarwa / jan hankali iko kuma nemo wanda kuke so mafi kyau.
Manufar ita ce samun ɗaya tare da saitunan da aka fi so don hanya da ɗayan don waƙa, don haka adana lokaci.
Yaushe ya zo kuma nawa ne kudinsa?
Tare da adadin raka'a da za a gina har yanzu tambaya ce a buɗe, abubuwa biyu sun riga sun tabbata game da BMW M2 CS.Na farko shi ne cewa ya shiga kasuwa a wannan watan kuma na biyu shi ne cewa nau'in da ke da kayan aikin hannu yana biyan Yuro 116 500 kuma bambancin tare da watsawa ta atomatik ya kai 120 504 euro.
Marubuta: Joaquim Oliveira/Press-Inform.
Bayanan fasaha
| BMW M2 CS | |
|---|---|
| Motoci | |
| Gine-gine | 6 cylinders a layi |
| Rarrabawa | 2 ac/c./16 bawuloli |
| Abinci | Raunin kai tsaye, Biturbo |
| rabon matsawa | 10.2:1 |
| Iyawa | 2979 cm3 |
| iko | 450 hp a 6250 rpm |
| Binary | 550 nm tsakanin 2350-5500 rpm |
| Yawo | |
| Jan hankali | baya |
| Akwatin Gear | Manual, 6 gudun (7 gudun atomatik, dual zabin kama) |
| Chassis | |
| Dakatarwa | FR: McPherson mai zaman kansa; TR: Independent Multi- makamai |
| birki | FR: Fayafai masu iska; TR: Fayafai masu iska |
| Hanyar | taimakon lantarki |
| juya diamita | 11.7 m |
| Girma da iyawa | |
| Comp. x Nisa x Alt. | 4.461m x 1.871m x 1.414m |
| Tsakanin axis | mm 2693 |
| karfin akwati | 390 l |
| sito iya aiki | 52 l |
| Dabarun | FR: 245/35 ZR19; TR: 265/35 ZR19 |
| Nauyi | 1550 kg |
| Abubuwan samarwa da amfani | |
| Matsakaicin gudu | 280 km/h |
| 0-100 km/h | 4.2s (4.0s tare da mai ba da labari ta atomatik) |
| Amfani mai gauraya* | 10.2 zuwa 10.4 l/100 km (9.4 zuwa 9.6 tare da watsawa ta atomatik) |
| CO2 hayaki* | 233 zuwa 238 g/km (214 zuwa 219 tare da watsawa ta atomatik) |