VR6 engine - ozi kacha mkpa banyere unit si Volkswagen

Ọ bụ Volkswagen mepụtara injin VR6. E webatara nrụnye mbụ na 1991. Dị ka ọchịchọ ịmata ihe, anyị nwere ike ịsị na VW sokwa na mmepụta nke moto VR5, nke e mere ya dabeere na VR6 unit. Enwere ike ịchọta ozi ndị ọzọ gbasara ịwụnye VR6 na edemede anyị.

Ozi bụ isi gbasara ngalaba Volkswagen

Na mmalite, ị nwere ike "ịkọwa" mbiri nke VR6. Aha ahụ sitere na ndebiri nke onye nrụpụta German mepụtara. Akwụkwọ ozi "V" na-ezo aka na "V-motor", na leta "r" na okwu ahụ bụ "Reihenmotor", nke a sụgharịrị dị ka injin inline kpọmkwem. 

Ụdị VR6 jiri isi nkịtị maka ụlọ akụ cylinder abụọ ahụ. A na-ejikwa otu camshaft abụọ rụọ ọrụ ahụ. Ha na-adị ma na engine version na abụọ na anọ valves kwa cylinder. Ya mere, a na-eme ka nhazi nke unit ahụ dị mfe na mmezi, nke na-ebelata ụgwọ ọrụ ya. Igwe VR6 ka na-emepụta. Ụdị nwere injin a gụnyere:

• Volkswagen Golf MK3, MK4 na MK5 Passat B3, B4, B6, B7 na NMS, Atlas, Talagon, Vento, Jetta Mk3 na MK4, Sharan, Transporter, Bora, New Beetle RSi, Phateon, Touareg, EOS, CC;
• Audi: A3 (8P), TT Mk 1 na Mk2, Q7 (4L);
• Ebe: Alhambra na Leon;
• Porsche: Cayenne E1 na E2;
• Skoda: 3T kacha mma.

Ụdị cylinder 12

Nkeji emepụtara na mbụ nwere valvụ abụọ n'otu cylinder, maka ngụkọta nke valves iri na abụọ. Ha na-ejikwa otu camshaft maka oriri na iyuzucha valves na ngọngọ nke ọ bụla. N'okwu a, ọnweghị ogwe aka rocker ejirighị.

Ụdị mbụ nke VR6 nwere nchụpụ nke 90,3 millimeters maka ngụkọta nke 2,8 lita. E mekwara ụdị ABV, nke ekesara na ụfọdụ mba Europe ma nwee olu nke lita 2,9. Ọ dịkwa mma ịkọ na n'ihi ahịrị abụọ nke pistons na cylinders nwere isi nkịtị na piston isi gasket ma ọ bụ elu elu ya. nwere mmasị.

Maka ụdị 12-cylinder, a họọrọ akụkụ V nke 15°. Oke mkpakọ bụ 10:1. The crankshaft dị na asaa isi bearings, na n'olu e dechara si ibe ha site 22 Celsius. Nke a mere ka o kwe omume ịgbanwe nhazi nke cylinders, yana iji oghere nke 120 Celsius n'etiti cylinders na-esote. A na-ejikwa usoro njikwa otu Bosch Motronic.

Ụdị cylinder 24

N'afọ 1999, e webatara ụdị valvụ 24. Ọ nwere otu camshaft nke na-achịkwa valves oriri nke ahịrị abụọ ahụ. Nke ọzọ, n'aka nke ọzọ, na-achịkwa valve iyuzucha nke ahịrị abụọ ahụ. A na-eme nke a site na iji lever valve. Njirimara imewe a yitere DOHC okpukpu abụọ n'elu camshaft. Na nhazi a, otu camshaft na-achịkwa valves oriri na nke ọzọ na-achịkwa valves iyuzucha. 

W-moto - kedu ka ha si metụta ụdị VR?

Ihe ngwọta na-adọrọ mmasị nke Volkswagen chepụtara bụ nhazi nke nkeji nwere aha W. Ebube ahụ dabere na njikọ nke nkeji abụọ BP na otu crankshaft - na akụkụ nke 72 Celsius. Nke mbụ n'ime engines ndị a bụ W12. Emepụtara ya na 2001. 

Onye nọchiri anya, W16, etinyere na Bugatti Veyron na 2005. Emebere nkeji ahụ na akụkụ 90° n'etiti nkeji VR8 abụọ ma nwee turbochargers anọ.

Kedu ihe dị iche n'etiti igwe V6 ọdịnala na injin VR6?

Ihe dị iche bụ na ọ na-eji akụkụ dị warara nke 15 ° n'etiti ụlọ akụ cylinder abụọ ahụ. Nke a na-eme ka engine VR6 gbasaa karịa V6. N'ihi nke a, VR unit dị mfe ịbanye n'ime ụlọ engine, nke e mere na mbụ maka nkeji anọ nke cylinder. Emebere moto VR6 ka a na-etinye ya n'ụzọ ntụgharị n'ihu ụgbọ ala mbanye ụkwụ.

Foto. Lelee: A. Weber (Andy-Corrado/corradofreunde.de) sitere na Wikipedia