PRIN. OF INTERNAL COMBUSTION ENGINES - OD1619 LESSON 1/TASK 2
(3) The gasoline engine mixes the fuel and air before it reaches the combustion
chamber. A diesel engine takes in only air through the intake port. Fuel is put
into the combustion chamber directly through an injection system. The air and fuel
then mix in the combustion chamber. This is illustrated in figure 27 on the
following page.
(4) The engine speed and the power output of a diesel engine are controlled by
the quantity of fuel admitted to the combustion chamber. The
FIGURE 26. COMPARISON OF DIESEL AND
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