Fuel Injection Essay

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Fuel injection is the introduction of fuel in aninternal combustion engine, most commonlyautomotive engines, by the means of aninjector.

All diesel engines use fuel injection by design.Petrol engines can use gasoline direct injection, where the fuel is directly delivered into the combustion chamber, or indirect injection where the fuel is mixed with air before the intake stroke.

On petrol engines, fuel injection replacedcarburetors from the 1980s onward.[1] The primary difference between carburetors and fuel injection is that fuel injection atomizesthe fuel through a small nozzle under high pressure, while a carburetor relies on suctioncreated by intake air accelerated through aVenturi tube to draw the fuel into the airstream.

Electronic injection

Because mechanical injection systems have limited adjustments to develop the optimal amount of fuel into an engine that needs to operate under a variety of different conditions (such as …show more content…

Nissan also installed multi-point fuel injection in the Nissan Y44 V8 engine in the Nissan President. Toyota soon followed with the same technology in 1978 on the 4M-E engine installed in the Toyota Crown, the Toyota Supra, and the Toyota Mark II. In the 1980s, the Isuzu Piazza and theMitsubishi Starion added fuel injection as standard equipment, developed separately with both companies history of diesel powered engines. 1981 saw Mazda offer fuel injection in the Mazda Luce with the Mazda FE engine and, in 1983, Subaru offered fuel injection in the Subaru EA81 engine installed in the Subaru Leone. Honda followed in 1984 with their own system, called PGM-FI in theHonda Accord, and the Honda Vigor using theHonda ES3

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