ECU / Chip / Powerbox Tuning |
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ECU / Chip / Powerbox Tuning |
Aug 30 2004, 11:31 AM
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specialist Group: Moderator Posts: 10.684 Joined: 29-March 04 From: Oradea (Bihor) Member No.: 23.122 |
Pt a creste performantele motoarelor se gasesc in comert o gramada de produse care maresc cantitatea de aer care intra in motor: filtre de aer sport, turbosuflante, prize de aer, etc... Conform statisticilor, cu un simplu filtru de aer aproape ca dublezi cantitatea de aer care intra in motor, daca il mai conectezi si la o priza de aer si pui o turbosuflanta mai puternica (sau pui un chiptuning care mareste rotatia turbosuflantei) atunci o sa ai o cantitate tripla sau chiar mai mult aer care intra in motor. E la mintea cocosului ca pt o combustie sanatoasa ai nevoie de oxigen (de aceea e binevenita o priza de aer prin care se introduce aer rece, care e mai bogat in oxigen)... Ceea ce nu inteleg eu, si aici poate ca gresesc deci va rog sa ma corectati, daca bagam o cantitate tripla de aer dar acelasi volum de combustibil... cum vom obtine performante mai mari ? Pana la urma oxigenul nu arde, el doar intretine arderea... In cazul chiptuning-ului din cate stiu se mareste si cantitatea de combustibil care intra in motor prin prelungirea timpului de injectie, dar presupunand ca nu am marit cantitatea de combustibil ci doar cantitatea de aer... vom obtine performante mai bune ? Si asta chiar nu e intrebare retorica... sunt chiar curios ce se intampla... ma gandesc ca poate datorita cantitatii marite de oxigen arderile ar putea fi mai violente, de aici rezultand performante mai bune... habar n-am... |
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Sep 3 2004, 02:02 PM
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specialist Group: Membri Posts: 4.583 Joined: 30-May 04 From: Honda World Member No.: 26.577 |
QUOTE(Halba-2) GTI Engine
To power the Golf GTI, Volkswagen is using a newly developed 2.0 litre FSI turbo engine. The 147 kW / 200 PS direct injection petrol unit with a high-compression ratio of 10.5:1 makes an ideal GTI engine thanks to its dynamic torque curve (280 Nm between 1 800 und 5 000 rpm). With a standard six-speed gearbox, the four cylinders accelerate the Golf GTI to 100 km/h (62 mph) in just 7.2 seconds. The GTI goes from 60 km/h (37 mph) to 100 km/h in 5th gear in only 7.5 seconds and reaches its maximum at 235 km/h (146 mph). The Euro 4 engine has an average fuel consumption of a frugal 8.0 litres per 100 kilometres. The extremely quick dual clutch gearbox (DSG) for uninterrupted power in gear changes is available as an option. It enables the Golf GTI to charge to 100 km/h in under 7 seconds (6.9). cum vine asta? e mai incet de la 60km/h la 100km/h decat de la 0-100km/h ??!! |
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