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:
Feb. 19, 2019
Filed:
May. 31, 2017
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Hyundai Kefico Corporation, Gunpo-si, KR;
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Hyundai Kefico Corporation, Gunpo-si, KR;
Abstract
A method for controlling an exhaust gas purification apparatus according to an exemplary embodiment of the present invention is to improve performance of a three-way catalyst (TWC) purifying exhaust gas exhausted from an engine and includes determining heat load of the three-way catalyst by use of a temperature sensor and an exhaust gas flow rate sensor; measuring oxygen storage capacity (OSC) stored in the three-way catalyst according to the heat load; determining an inflection point by use of change amount of the OSC; and controlling catalyst heating period differently around the inflection point.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile