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:
Nov. 03, 2026

Filed:

Oct. 06, 2023
Applicant:

Hitachi, Ltd., Tokyo, JP;

Inventors:

Ryutaro Koiwai, Tokyo, JP;

Atsushi Shimada, Tokyo, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02D 41/00 (2006.01); F01N 3/20 (2006.01); F02D 13/02 (2006.01); F02D 19/06 (2006.01); F02D 41/02 (2006.01); F02D 41/06 (2006.01); F02D 41/14 (2006.01);
U.S. Cl.
CPC ...
F02D 41/0027 (2013.01); F02D 41/025 (2013.01); F02D 41/1446 (2013.01); F02D 41/1454 (2013.01); F02D 41/1475 (2013.01); F01N 3/2006 (2013.01); F01N 2410/06 (2013.01); F01N 2430/04 (2013.01); F01N 2900/1626 (2013.01); F02D 2013/0292 (2013.01); F02D 19/0644 (2013.01); F02D 41/068 (2013.01); F02D 2200/021 (2013.01); F02D 2200/0804 (2013.01);
Abstract

There is provided an engine power generation system control device that reduces emission of a harmful substance contained in an exhaust gas to the outside by performing prompt activation of an exhaust purification catalyst and prompt warmed-up of an engine in a power generation system including an engine enabling an RE fuel and a hydrocarbon-based fuel to be supplied and performing co-combustion. A hydrocarbon-based fuel supply amount or a hydrogen supply amount to the engine is controlled based on a catalyst active state detected by a catalyst active state detecting unit and a warmed-up state of the engine detected by an engine warmed-up state detecting unit.


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Koiwai, Ryutaro. (2026). Engine power generation system control device (U.S. Patent No. 12781675). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12781675

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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