Title:
INTERNAL-COMBUSTION ENGINE CONTROL DEVICE, AND INTERNAL-COMBUSTION ENGINE CONTROL METHOD
Document Type and Number:
WIPO Patent Application WO/2019/163459
Kind Code:
A1
Abstract:
Provided are an internal-combustion engine control device and control method with which it is possible to prevent excessive ignition timing retardation while suppressing the occurrence of knocking.
This internal-combustion engine control device for controlling an internal-combustion engine is provided with a knock occurrence frequency detecting unit which detects a knock occurrence frequency in a cylinder, and a cylinder wall temperature calculating unit which calculates a wall temperature of the cylinder on the basis of the knock occurrence frequency detected by the knock occurrence frequency detecting unit.
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Inventors:
ORYOJI KAZUHIRO (JP)
AKAGI YOSHIHIKO (JP)
AKAGI YOSHIHIKO (JP)
Application Number:
PCT/JP2019/003285
Publication Date:
August 29, 2019
Filing Date:
January 31, 2019
Export Citation:
Assignee:
HITACHI AUTOMOTIVE SYSTEMS LTD (JP)
International Classes:
F02D45/00; F02P5/152
Foreign References:
JP2007278096A | 2007-10-25 | |||
JP2000145530A | 2000-05-26 | |||
JPS57191869U | 1982-12-04 | |||
JPS58195066A | 1983-11-14 | |||
JP2001152960A | 2001-06-05 | |||
JP2015227667A | 2015-12-17 | |||
JPH10252632A | 1998-09-22 |
Attorney, Agent or Firm:
TODA Yuji (JP)
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