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Title:
CONTROLLER OF INTERNAL COMBUSTION ENGINE
Document Type and Number:
WIPO Patent Application WO/2002/081888
Kind Code:
A1
Abstract:
A controller of a fuel-advanced type multiple cylinder direct-injection internal combustion engine capable of providing an air volume control means excellent in responsiveness and convergence, comprising a means for calculating a target throttle opening based on the operating conditions, the target throttle opening calculation means further comprising a first calculation means for obtaining the target throttle opening by a feedback control based on the operating conditions including an intake air volume, a second calculation means for obtaining the target throttle opening by a feedforward control based on the operating conditions, and a third calculation means for obtaining the target throttle opening based on both values of the target throttle opening obtained by the first calculation means and the second calculation means.

Inventors:
Nakagawa, Shinji c/o Hitachi Research Laboratory (Hitachi Ltd. 1-, Omika-cho 7-chome Hitachi-shi Ibaraki, 319-1292, JP)
Oosuga, Minoru c/o Hitachi Research Laboratory (Hitachi Ltd. 1-, Omika-cho 7-chome Hitachi-shi Ibaraki, 319-1292, JP)
Nagano, Masami c/o Automotive, Products (Hitachi Ltd. 252, Takaba Hitachinaka-shi Ibaraki, 312-0062, JP)
Nemoto, Mamoru c/o Hitachi Car Engineering Co. (Ltd. 2477 Takaba Hitachinaka-shi, Ibaraki, 312-0062, JP)
Hori, Toshio c/o Automotive, Products (Hitachi Ltd. 252, Takaba Hitachinaka-shi Ibaraki, 312-0062, JP)
Application Number:
PCT/JP2001/002901
Publication Date:
October 17, 2002
Filing Date:
April 03, 2001
Export Citation:
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Assignee:
HITACHI, LTD. (6 Kanda Surugadai 4-chome Chiyoda-ku, Tokyo, Tokyo, 101-8010, JP)
HITACHI CAR ENGINEERING CO., LTD. (2477, Takaba Hitachinaka-shi, Ibaraki, 312-0062, JP)
Nakagawa, Shinji c/o Hitachi Research Laboratory (Hitachi Ltd. 1-, Omika-cho 7-chome Hitachi-shi Ibaraki, 319-1292, JP)
Oosuga, Minoru c/o Hitachi Research Laboratory (Hitachi Ltd. 1-, Omika-cho 7-chome Hitachi-shi Ibaraki, 319-1292, JP)
Nagano, Masami c/o Automotive, Products (Hitachi Ltd. 252, Takaba Hitachinaka-shi Ibaraki, 312-0062, JP)
Nemoto, Mamoru c/o Hitachi Car Engineering Co. (Ltd. 2477 Takaba Hitachinaka-shi, Ibaraki, 312-0062, JP)
Hori, Toshio c/o Automotive, Products (Hitachi Ltd. 252, Takaba Hitachinaka-shi Ibaraki, 312-0062, JP)
International Classes:
F02D11/10; F02D41/00; F02D41/14; (IPC1-7): F02D41/08; F02D41/14; F02D41/16
Foreign References:
JPH11241629A
JP2000227044A
JP2000328995A
JPH1011105A
JP2001050095A
Other References:
See also references of EP 1375879A1
Attorney, Agent or Firm:
Hiraki, Yusuke (Toranomon No.5 Mori Building Third Floor, 17-1 Toranomon 1-chome Minato-ku, Tokyo, 105-0001, JP)
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