The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 17, 2016

Filed:

Jul. 17, 2014
Applicant:

Mitsubishi Electric Corporation, Chiyoda-ku, Tokyo, JP;

Inventors:

Manabu Goho, Kobe, JP;

Ryo Sakaguchi, Chiyoda-ku, JP;

Yasuhiko Ishida, Kobe, JP;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02D 31/00 (2006.01); F02D 11/10 (2006.01);
U.S. Cl.
CPC ...
F02D 31/002 (2013.01); F02D 11/105 (2013.01); F02D 31/003 (2013.01); F02D 2200/0404 (2013.01); F02D 2200/101 (2013.01); F02D 2200/602 (2013.01);
Abstract

When an accelerator operation amount is 0, a throttle actuator is controlled by means of isochronous control by using a second throttle operation amount (θtps) for the isochronous control, and, on the other hand, when the accelerator operation amount is not 0, the throttle actuator is controlled by means of droop control by using a first throttle operation amount (θtps) for the droop control. When an engine rotation speed is equal to or lower than a LOW rotation speed, larger one of the first and second throttle operation amounts (θtpsand θtps) is used, and when the engine rotation speed is equal to or higher than a HIGH rotation speed, smaller one of the first and second throttle operation amounts (θtpsand θtps) is used, to thereby control the throttle actuator by means of the isochronous control.


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