Akụkụ nke ọzọ nke ịkpụ. Sistemụ gbanyụọ cylinder
Ndị na-eji ụgbọ ala chọrọ ka ụgbọ ala ha na-eri obere mmanụ ọkụ ka enwere ike. Ya mere, ndị na-emepụta ụgbọ ala aghaghị izute atụmanya ndị a, karịsịa site n'inye ihe ngwọta ọhụrụ iji belata ọkụ ọkụ.
Mbelata a na-ewu ewu na ụlọ ọrụ injin kemgbe ọtụtụ afọ ugbu a. Anyị na-ekwu maka ibelata ike nke engines na ịba ụba ike n'otu oge ahụ, ya bụ, itinye ụkpụrụ: site na ike dị ala na ike dị elu. Maka gịnị? Ọ bụ iji belata oriri mmanụ ọkụ, ma n'otu oge ahụ belata mmepụta nke ogige kemịkalụ na-emerụ ahụ na gas na-ekpochapụ. Ruo n'oge na-adịbeghị anya, ọ dịghị mfe ịhazi obere nha engine na mmụba nke ike. Otú ọ dị, site na mgbasa nke ịgbanye mmanụ ọkụ kpọmkwem, yana imeziwanye n'ichepụta turbocharger na oge valvụ, nkwụsịtụ aghọwo ihe a na-ahụkarị.
Ọtụtụ ndị na-emepụta ụgbọ ala na-enye engines mbelata. Ụfọdụ gbalịrị ibelata ọnụ ọgụgụ nke cylinders n'ime ha, nke sụgharịrị n'ime obere mmanụ ụgbọala.
Mana enwere teknụzụ ọgbara ọhụrụ ndị ọzọ nwere ike belata oriri mmanụ. Nke a bụ, dịka ọmụmaatụ, ọrụ nkwụsị nke cylinder nke ejiri n'otu n'ime igwe Skoda. Nke a bụ 1.5 TSI 150 hp petrol unit eji na ụdị Karoq na Octavia, nke na-eji sistemụ ACT (Active Cylinder Technology). Dabere na ibu dị na injin ahụ, ọrụ ACT na-ewepụ abụọ n'ime cylinders anọ ahụ kpọmkwem iji belata oriri mmanụ. A na-agbanyụ cylinders abụọ ahụ mgbe ike engine zuru ezu adịghị mkpa, dị ka mgbe ị na-emegharị n'ebe a na-adọba ụgbọala, mgbe ị na-anya ụgbọ ala nwayọọ nwayọọ, na mgbe ị na-anya ụgbọ ala n'okporo ụzọ na-agba ọsọ mgbe niile.
Ejirilarị usoro ACT afọ ole na ole gara aga na 1.4 hp Skoda Octavia 150 TSI engine. Ọ bụ engine mbụ nwere ngwọta dị otú ahụ na ihe nlereanya a. O mechakwara chọta ụzọ ya n'ime ụdị Superb na Kodiaq. Emeela ọtụtụ mgbanwe na mgbanwe na nkeji 1.5 TSI. Dị ka onye nrụpụta si kwuo, ọrịa strok nke cylinders na engine ọhụrụ na-abawanye site na 5,9 mm ma na-ejigide otu ike nke 150 hp. Agbanyeghị, ma e jiri ya tụnyere injin 1.4 TSI, nkeji 1.5 TSI nwere mgbanwe na nzaghachi ngwa ngwa na mmegharị nke pedal ngwa ngwa. Nke a bụ n'ihi turbocharger nwere geometry agụba na-agbanwe agbanwe, akwadoro nke ọma maka ịrụ ọrụ na oke ikuku gas. N'aka nke ọzọ, intercooler, ya bụ, ngwa nju oyi nke ikuku abịakọrọ site turbocharger, e mere otú ahụ n'ụzọ na ọ pụrụ ime ka ibu abịakọrọ na-ajụkwa na okpomọkụ nke nanị 15 degrees n'elu ambient okpomọkụ. Nke a ga-eme ka ikuku dịkwuo banye n'ime ụlọ ọkụ, na-eme ka arụ ọrụ ụgbọ ala ka mma. Na mgbakwunye, a na-ebugharị intercooler n'ihu trottle.
A gbatịkwara nrụgide ịgba ọgwụ mmanụ ala site na 200 ruo 350 mmanya. Kama, esemokwu nke usoro dị n'ime ebelatala. Tinyere ihe ndị ọzọ, a na-ekpuchi ihe mkpuchi nke crankshaft na oyi akwa polymer. N'aka nke ọzọ, e nyela igwe silinda ihe owuwu pụrụ iche iji belata esemokwu mgbe igwe oyi na-atụ.
Ya mere, na 1.5 TSI ACT engine si Skoda, ọ ga-ekwe omume itinye echiche nke downsizing, ma na-enweghị mkpa ibelata nchụpụ ya. Nke a powertrain dị na Skoda Octavia (limousine na ọdụ ụgbọ ala) na Skoda Karoq na ma akwụkwọ ntuziaka na dual-clutch akpaka nnyefe.
