Title:
内燃機関の燃料噴射制御装置及び燃料噴射方法
Document Type and Number:
Japanese Patent JP5842642
Kind Code:
B2
Abstract:
A fuel injection control device is provided for an internal combustion engine which includes a fuel injection valve including: a housing which includes a fuel passage, a sac portion, an injection hole, and a valve seat portion; a needle valve which reciprocates in the housing and comes into contact with the valve seat portion; and a drive unit which opens and closes the needle valve. The fuel injection control device includes an injection control portion that performs control for the drive unit to perform a plurality of injections including at least a first injection and a second injection, the first injection being performed by opening the needle valve to an intermediate lift, and the second injection being started when the needle valve is closing after the first injection and being performed by opening the needle valve to a full lift.
Inventors:
Eriko Matsumura
Application Number:
JP2012019864A
Publication Date:
January 13, 2016
Filing Date:
February 01, 2012
Export Citation:
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA
International Classes:
F02D19/08; F02D41/34; F02D45/00; F02M45/08; F02M61/18
Domestic Patent References:
| JP2001241350A | ||||
| JP2008025478A | ||||
| JP2008025484A |
Attorney, Agent or Firm:
Patent Business Corporation Tani/Abe Patent Office