Alleman Hall McCoy Russell & Tuttle LLP
Method of controlling an internal combustion engine and system including the engine
A method of controlling an internal combustion engine and system including the engine is provided. The method may include closing an exhaust valve of a combustion chamber of said engine during a cylinder cycle prior to opening an intake valve of said combustion chamber. The method may include, when a desired engine torque is a predetermined torque or greater, supplying a first pilot fuel into said combustion chamber after said exhaust valve closing and supplying a first main fuel into said combustion chamber after the combustion of said first preliminary fuel during the cylinder cycle. The method may include, when a desired engine torque is less than said predetermined torque, supplying a second pilot fuel into said combustion chamber after said exhaust valve closing during the cylinder cycle and supplying a second main fuel into said combustion chamber after the supplying of said second pilot fuel into said combustion chamber.
Mazda Motor Corporation
F F F F Y F F F F F F F F F F F
F01L F02M F01L F02D Y02T F01L F02D F01L F01L F01L F02D F01L F02D F01L F02D F02M
additional inventional inventional additional additional additional inventional inventional additional additional inventional additional inventional inventional additional inventional
Hiroyuki Takeo Masatoshi
Yamashita Yamauchi Seto