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:
Jan. 14, 2025

Filed:

May. 31, 2023
Applicant:

Fca Us Llc, Auburn Hills, MI (US);

Inventors:

Manvinder Singh, Auburn, WA (US);

Andrew White, Holly, MI (US);

Ryan Masters, Whitmore Lake, MI (US);

Assignee:

FCA US LLC, Auburn Hills, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02D 41/08 (2006.01); B60R 16/03 (2006.01); B60T 7/04 (2006.01); F02B 63/04 (2006.01);
U.S. Cl.
CPC ...
F02D 41/08 (2013.01); B60R 16/03 (2013.01); B60T 7/042 (2013.01); F02B 63/042 (2013.01); B60T 2220/04 (2013.01); F02D 2200/602 (2013.01);
Abstract

A method of controlling an idle speed of an engine of a vehicle, includes the steps of determining that the engine is decelerating to or is operating at a nominal idle speed, determining that a vehicle brake is applied, determining an actual or projected electrical load of at least part of a vehicle electrical system is beyond an electrical load threshold, and increasing the engine speed to or maintaining the speed of the engine at a speed greater than the nominal idle speed range as a function of the electrical load to increase the electrical output of a generator coupled to the engine. The method may include determining that the brake is ceasing to be applied and then decreasing the engine speed to or toward the nominal idle speed.


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