Title:
エンジンの制御装置
Document Type and Number:
Japanese Patent JP7360625
Kind Code:
B2
Abstract:
To provide a control device for an engine capable of securing reliability of the engine and cancelling a discomfort for a passenger in a compatible manner.SOLUTION: A control device for an engine comprises: a throttle valve 12 which regulates an air quantity to be supplied to an engine 1 via suction passages 2a and 2b; a rotation speed sensor 41, an accelerator opening sensor 42, an air quantity sensor 43 and an I/C temperature sensor 44 for detecting an operational state of the engine; and an ECU 9 which controls the throttle valve 12 on the basis of the operational state of the engine 1 detected by the sensors 41 and 42. The ECU 9 estimates a stored oil quantity Q of oils stored in a chamber 31 on the basis of the operational state of the engine 1 detected by the sensors 41, 43 and 44 and, in the case where the stored oil quantity Q is equal to or more than a threshold A1, limits the air quantity in such a manner the air quantity to be supplied to the engine 1 does not exceed a threshold A4.SELECTED DRAWING: Figure 3
Inventors:
Shigemi Okada
Takahiro Sakaguchi
Takeshi Ohnishi
Tadahiro Matsumoto
Takahiro Sakaguchi
Takeshi Ohnishi
Tadahiro Matsumoto
Application Number:
JP2020011796A
Publication Date:
October 13, 2023
Filing Date:
January 28, 2020
Export Citation:
Assignee:
Mazda Corporation Inc
International Classes:
F02D9/02; F01N3/023; F02B29/04
Domestic Patent References:
| JP2010270711A | ||||
| JP2019132217A | ||||
| JP2010138748A | ||||
| JP2019138244A |
Foreign References:
| US20150135705 | ||||
| US20170009677 | ||||
| US20150176480 |
Attorney, Agent or Firm:
Toshio Okamura