Patent ID: 6158413
Filing Date: 2000-12-12
Classification: F01L,F02B,F02D,F02M,Y02T

Abstract:
A direct injection diesel engine which directly injects fuel into a combustion chamber, comprising:a cylinder;a piston forming the combustion chamber in the cylinder;a fuel injector which starts injection of fuel at a timing not before compression top dead center of the piston, and finishes the injection of all of a required amount of fuel during an ignition delay period;an exhaust recirculation passage which decreases an oxygen concentration in the combustion chamber by mixing part of the exhaust gas discharged from the combustion chamber with intake air of the combustion chamber; anda squish suppressing mechanism which suppresses a squish formed in the combustion chamber;wherein a maximum pressure in the combustion chamber is set not greater than twelve Megapascals.