N'akụkụ nke ọzọ nke ụdị ndị ekwuputala njedebe nke itinye ego na engines combustion ọhụrụ (lee ihe atụ nke Volkswagen ma ọ bụ Audi), edebanye aha ya na "United States Patent and Trademark Office" (United States Patent and Trademark Office) .), patent ebe anyị na-ahụ ọhụrụ ejima-turbo V8 nke Toyota.
Kedu ihe na-achọsi ike, dị ka patent a na-egosi mgbe otu afọ gara aga na-ekwu na ndị Japan ika na-akwadebe ịhapụ mmepe nke ụdị engines na-emebi obere (na akụ) V6 engines .
Otú ọ dị, n'agbanyeghị patent na-egosi ejima-turbo V8, o yiri ka ọ na-elekwasị anya na PCV ọhụrụ (Positive Crankcase Ventilation) nkesa nke ọrụ ya bụ ikewapụ gas na-ekpochapụ na mmanụ nke na-agbapụ n'etiti mgbidi dị n'ime nke cylinder na akụkụ. nke cylinder. piston (o-mgbanaka).
Toyota ejima-turbo V8 na-abịa?
Otú ọ dị, nke a apụtaghị na Toyota anaghị arụ ọrụ na ejima-turbo V8. Ihe atụ ndị dị na patent a na-egosi, site na mmalite (na n'ụzọ fọrọ nke nta ka ọ bụrụ ụmụaka), nke bụ ọnọdụ nke engine na ụgbọala nke ga-adị n'ihu longitudinal; na-egosi n'ụzọ doro anya abụọ turbochargers n'ịnyịnya na engine ngọngọ, n'etiti ya abụọ bench ndokwa na a "V".
Ndokwa gị na-atụ aro ntọala "ọkụ V" . N'ikwu ya n'ụzọ ọzọ, n'adịghị ka ihe na-emekarị na engines "V" ndị ọzọ, ọdụ ụgbọ mmiri na-ekpochapụ (na isi cylinder) na-atụ aka n'ime "V" kama ịpụ apụ, na-enye ohere ịmepụta kọmpat karịa na nsonye dị ukwuu n'etiti turbochargers na iyuzucha. ọdụ ụgbọ mmiri - chọpụta uru niile nke nhazi a.
Ndebanye aha patent Toyota gụnyere eserese zuru ezu nke na-egosi akụkụ dị iche iche nke injin V8 ọhụrụ ahụ.
Otú ọ dị, na nkọwa patent, Toyota na-ekpughe na, n'agbanyeghị ihe atụ na-egosi ejima-turbo V8, otu ngwọta a kọwara (metụtara PCV separator) nwere ike itinye na V8 na naanị otu turbocharger, a V6 ma ọ bụ ọbụna a anọ- cylinder n'ahịrị (na-ebufe ya na turbochargers mgbe niile).
Ọ na-ekwukwa na turbochargers ekwesịghị ịbụ na ngọngọ n'etiti cylinder bench, ma nwere ike nakweere a ọzọ omenala ọnọdụ, n'èzí nke cylinder bench.
Kedu ụdị igwe a nwere ike inwe?
N'ikpeazụ, maka ụdị ndị nwere ike iji engine a, e nwere ụfọdụ "ndị na-eme ihe okike", ọ bụghị ọtụtụ na Toyota - ikekwe ọ nwere ike ijere nnukwu ụgbọ ala Tundra ma ọ bụ Land Cruiser - ma na Lexus. N'ime ha ụdị F nke ika Japanese, ya bụ IS, LS na LC.
N'ihe banyere Lexus bụ , Nrụgharị ihe nlereanya ahụ n'oge na-adịbeghị anya pụtara njedebe nke ọrụ ya na Europe, ma na US, ebe ọ ka na-ere ahịa, anyị ahụla n'oge na-adịbeghị anya engine V8 na-achọsi ike na-ekpughe: IS 500 F Sport Performance. N'ikwu ya n'ụzọ ọzọ, a ka nwere ohere maka ezigbo onye ga-anọchi IS F.
N'ihe banyere Lexus LS , nke na ọgbọ ugbu a furu efu V8 nke na-eji ya mgbe niile - ugbu a ọ nwere V6 -, twin-turbo V8 nwere ike ịbụ azịza dabara adaba maka ndị isi ya na-aga n'ihu na-anụ ụtọ ụdị engine a.
Enwere ike ikwu otu ihe ahụ gbasara Ụlọ ọrụ Lexus LC , Coupé mara mma na nke nwere ike ịgbanwe ugbu a nwekwara ikuku ikuku V8 dị ka injin ya kachasị elu, nke anyị hụrụ n'anya:
Enwere ike Lexus LC F n'enweghị obi abụọ ọ bụla na-ahapụ "mmiri na nozulu". Otú ọ dị, ọ bụ ihe amamihe dị na ya ịnọgide na-atụ anya "na-achịkwa" maka ohere nke engine a na-abịa n'ezie. A sị ka e kwuwe, ịdenye aha patent abụghị mgbe niile na mmepụta.