Title:
Internal combustion engine fuel injection control device
Document Type and Number:
Japanese Patent JP6358163
Kind Code:
B2
Abstract:
An ECU as a fuel injection control device includes: an injector control part that energizes a magnetic circuit of a fuel injector by a specified injection pulse to thereby open the fuel injector and that energizes the magnetic circuit by a specified energization pulse within a range in which a needle valve of the fuel injector is not driven; and a storage part that stores information relating to a behavior of a drive voltage (minus terminal voltage) of the fuel injector when the magnetic circuit is energized by the injector control part by the specified energization pulse.
Inventors:
Yano Higashi Keisuke
Application Number:
JP2015089305A
Publication Date:
July 18, 2018
Filing Date:
April 24, 2015
Export Citation:
Assignee:
株式会社デンソー
International Classes:
F02D41/20; F02D41/34; F02D45/00
Domestic Patent References:
| JP2015063928A | ||||
| JP2006342692A |
Foreign References:
| WO2014174916A1 | ||||
| US5861746 | ||||
| WO2016170738A1 |
Attorney, Agent or Firm:
Toru Kamada