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Patent Searching and Data


Title:
CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE
Document Type and Number:
WIPO Patent Application WO/2019/187645
Kind Code:
A1
Abstract:
A control device for an internal combustion engine, wherein an amount of air suctioned into a cylinder of the internal combustion engine is accurately calculated. An ECU 108 for controlling an engine 100 having camshafts 121, 209 that drive an intake valve 102 and an exhaust valve 103 so as to open and close, and cam angle sensors 122, 209a that detect the angle of rotation of the camshafts 121, 209. The camshaft 121 has a reference angle formation unit 220 configured so as to be detected by the cam angle sensor 122, and the reference angle formation unit 220 is provided at an angle position corresponding to (matching) a valve closing timing of at least the intake valve 102.

Inventors:
FUJISAWA Kenichi (2520, Takaba, Hitachinaka-sh, Ibaraki 03, 〒3128503, JP)
TOYOHARA Masahiro (2520, Takaba, Hitachinaka-sh, Ibaraki 03, 〒3128503, JP)
SUZUKI Kunihiko (2520, Takaba, Hitachinaka-sh, Ibaraki 03, 〒3128503, JP)
Application Number:
JP2019/003949
Publication Date:
October 03, 2019
Filing Date:
February 05, 2019
Export Citation:
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Assignee:
HITACHI AUTOMOTIVE SYSTEMS, LTD. (2520, Takaba Hitachinaka-sh, Ibaraki 03, 〒3128503, JP)
International Classes:
F02D45/00; F01L1/04; F01L1/46; F02D35/00; F02D41/04; F02D43/00
Foreign References:
JPH1150873A1999-02-23
JP2004245162A2004-09-02
JP2000240489A2000-09-05
JPS6375325A1988-04-05
JP2000257476A2000-09-19
JPH08277734A1996-10-22
Attorney, Agent or Firm:
TODA Yuji (6-1, Marunouchi 1-chome, Chiyoda-k, Tokyo 20, 〒1008220, JP)
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