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:
Jun. 27, 2023
Filed:
Dec. 29, 2020
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Sang Joon Kim, Seoul, KR;
Hui Un Son, Suwon-si, KR;
Sung Deok Kim, Seongnam-si, KR;
Sung Hoon Yu, Hwaseong-si, KR;
Joo Young Kim, Hwaseong-si, KR;
Kyu Hwan Jo, Yongin-si, KR;
HYUNDAI MOTOR COMPANY, Seoul, KR;
KIA MOTORS CORPORATION, Seoul, KR;
Abstract
An apparatus for controlling engine idling of a hybrid electric vehicle having an engine, an electric motor and a driving motor includes: an engine target speed determination part to determine an engine target speed when an engine idle speed control is requested; an engine target torque determination part to determine an engine target torque when the engine idle speed control is requested; a speed control part to determine a control torque for maintaining an engine speed at a predetermined speed based on a difference value between the engine target speed and an engine actual speed; a power split part to determine an output torque of the electric motor and an engine compensation torque of the engine based the control torque; and a final engine torque determination part to sum the engine compensation torque and the engine target torque to determine a final engine torque.