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.
Patent No.:
Date of Patent:
May. 31, 2022
Filed:
Aug. 14, 2019
Mitsubishi Heavy Industries Engine & Turbocharger, Ltd., Sagamihara, JP;
Kazuki Nishizawa, Tokyo, JP;
Daisuke Sato, Sagamihara, JP;
MITSUBISHI HEAVY INDUSTRIES ENGINE & TURBOCHARGER, LTD., Sagamihara, JP;
Abstract
An ECUincludes a valve control unitfor throttling a valve opening of at least one of an intake throttle valve or an exhaust throttle valve so that an upstream temperature of a DOC reaches a predetermined temperature; and a deposition condition determination unitfor determining whether a deposition condition that a SOF deposition amount on the DOC exceeds a predetermined deposition amount is satisfied. The valve control unitincludes a throttle amount decrease control execution unitfor executing throttle amount decrease control to decrease a throttle amount of the valve opening when the deposition condition is satisfied to be smaller than when the deposition condition is not satisfied.