Title:
ENGINE CONTROL DEVICE AND ENGINE SYSTEM
Document Type and Number:
WIPO Patent Application WO/2023/063279
Kind Code:
A1
Abstract:
This engine control device, for controlling an engine with a supercharger, is provided with: a parameter acquisition unit configured to acquire a first parameter relating to the engine operation state; an insufficient air supply determination unit for determining whether or not an insufficiency in the air supply to the engine has occurred; an ignition timing map selection unit configured to select, from multiple ignition timing maps that indicate the relation between the first parameter and the engine ignition timing, an ignition timing map that corresponds to the determination result of the insufficient air supply determination unit; and an ignition timing determination unit configured to determine the engine ignition timing on the basis of the first parameter acquired by the parameter acquisition unit and the ignition timing map selected by the ignition timing map selection unit.
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Inventors:
ANDO JUNNOSUKE (JP)
YOSHIZUMI HIROSHI (JP)
ISHIDA MICHIYASU (JP)
KOAKUTSU TAKAHIRO (JP)
SHIMIZU MASAHIRO (JP)
YOSHIZUMI HIROSHI (JP)
ISHIDA MICHIYASU (JP)
KOAKUTSU TAKAHIRO (JP)
SHIMIZU MASAHIRO (JP)
Application Number:
PCT/JP2022/037761
Publication Date:
April 20, 2023
Filing Date:
October 11, 2022
Export Citation:
Assignee:
MITSUBISHI HEAVY IND ENGINE & TURBOCHARGER LTD (JP)
International Classes:
F02D23/00; F02D13/02; F02D45/00; F02P5/145; F02P5/15; F02P5/152
Domestic Patent References:
| WO2017013939A1 | 2017-01-26 |
Foreign References:
| JP2017025817A | 2017-02-02 | |||
| JP2015068225A | 2015-04-13 | |||
| JP2008309047A | 2008-12-25 | |||
| JP2017057776A | 2017-03-23 | |||
| JP2021168948A | 2021-10-28 |
Attorney, Agent or Firm:
SSIP PATENT ATTORNEY CORPORATION (JP)
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