Title:
多気筒ガソリンエンジン
Document Type and Number:
Japanese Patent JP5880258
Kind Code:
B2
Abstract:
A multi-cylinder gasoline engine is provided. The engine includes an engine body having a plurality of cylinders, an exhaust manifold through which exhaust gas discharged from each of the cylinders of the engine body passes, and a controller for controlling various instruments provided to the engine body and the exhaust manifold. The engine body includes a switch mechanism. The exhaust manifold includes a plurality of independent exhaust passages, a gathering section, a negative pressure generating device, bypass passages, and openable-and-closable flow switch valves. The controller controls the injector, the ignition plug, the switch mechanism, and the flow switch valve so that a CI combustion is performed within a predetermined first operating range and an SI combustion is performed within a second operating range set on a higher engine load side than the first operating range.
Inventors:
Shuhei Tsujita
Tatsuya Koga
Tatsuya Koga
Application Number:
JP2012101358A
Publication Date:
March 08, 2016
Filing Date:
April 26, 2012
Export Citation:
Assignee:
Mazda Corporation Inc
International Classes:
F01N13/10; F02D13/02; F02B11/00; F02B23/10; F02B27/04; F02D9/04; F02D41/02; F02D43/00
Domestic Patent References:
| JP2011214479A | ||||
| JP2012041899A | ||||
| JP2011214402A | ||||
| JP2006144713A | ||||
| JP2013227942A | ||||
| JP2012215096A | ||||
| JP201447629A |
Attorney, Agent or Firm:
Etsushi Kotani
Masataka Otani
Ko Sato
Masataka Otani
Ko Sato