Title:
FUEL INJECTION CONTROL DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/203941
Kind Code:
A1
Abstract:
Provided is a fuel injection control device with which the valve opening delay time of a fuel injection valve can be detected with good precision, and highly precise and minute injection control can be implemented. The valve opening delay time of a fuel injection valve 2 is estimated on the basis of multiple valve closing delay times Tb', obtained when the fuel injection valve 2 is operated with different injection pulse widths Ti such that the fuel injection valve 2 is in an intermediate lift state.
Inventors:
SHI HAOYUN (JP)
OKUDA YUUKI (JP)
TOYOHARA MASAHIRO (JP)
OKUDA YUUKI (JP)
TOYOHARA MASAHIRO (JP)
Application Number:
PCT/JP2016/066092
Publication Date:
December 22, 2016
Filing Date:
June 01, 2016
Export Citation:
Assignee:
HITACHI AUTOMOTIVE SYSTEMS LTD (JP)
International Classes:
F02D41/20
Foreign References:
| JP2015075087A | 2015-04-20 | |||
| JP2013002400A | 2013-01-07 |
Other References:
See also references of EP 3312406A4
Attorney, Agent or Firm:
INOUE Manabu et al. (JP)
Manabu Inoue (JP)
Manabu Inoue (JP)
Download PDF: