Cylinder injection engine and control apparatus and method thereof

• Main Authors: NOGI, TOSHIHARU, KASHIWAYA, MINEO, SHIRAISHI, TAKUYA, SUKEGAWA, YOSHIHIRO, OOSUGA, MINORU, NAKAYAMA, YOKO, TOKUYASU, NOBORU, KIHARA, YUSUKE
• Format: Patent
• Language: English; French; German
• Published: 23.07.2003
• Edition: 7
• Subjects: ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES; BLASTING; COMBUSTION ENGINES; COMBUSTION ENGINES IN GENERAL; CONTROLLING COMBUSTION ENGINES; CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; HEATING; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS; IGNITION, OTHER THAN COMPRESSION IGNITION, FORINTERNAL-COMBUSTION ENGINES; INTERNAL-COMBUSTION PISTON ENGINES; LIGHTING; MECHANICAL ENGINEERING; SUPPLYING COMBUSTION ENGINES IN GENERAL, WITH COMBUSTIBLEMIXTURES OR CONSTITUENTS THEREOF; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES; WEAPONS

The invention relates to a cylinder injection engine including a fuel injector (6) for injecting a fuel into a combustion chamber formed between a cylinder head and a piston (40), an intake port opening to the combustion chamber, an intake valve (41) disposed in the intake port, a plurality of spark plugs (38a, 38b) provided for each cylinder for effecting ignition of a mixture formed within the combustion chamber, an external EGR valve (28) having a function of EGR amount control to the cylinder, and a gas flow control valve (7). The engine has air/fuel ratio mode setting and ignition mode setting.