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Old 12-29-2010, 01:57 PM   #13 (permalink)
Mario_Marques
Euro Golf 4 TDI s.e.
 
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Join Date: Dec 2010
Location: Portugal(Europe)
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Golf4 tdi "115" - '01 VW Golf TDI Sport Edition
Diesel
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Quote:
Originally Posted by ConnClark View Post
All diesels that run on diesel fuel have injection. Its how they work. The fuel gets injected just before the piston hits top dead center. Injecting diesel fuel before this time or mixing it prior to induction into the cylinder produces a phenomenon called nailing which is similar to a knock in a gas car.

Right!
The hot compressed air is what ignites the diesel.

some engines are capable of multi parcial injection cycles for better fuel economy(burn better) and noise/vibration reduction.
there is also two stroke diesel engines.
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Last edited by Mario_Marques; 12-29-2010 at 02:07 PM..
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