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:
May. 06, 2025

Filed:

May. 25, 2023
Applicant:

Borgwarner Us Technologies Llc, Wilmington, DE (US);

Inventors:

Alexandre M. S. Reis, Westfield, IN (US);

Sunil Sreedhar, Westfield, IN (US);

Abhishek Vijay Danekar, Kokomo, IN (US);

Assignee:

BorgWarner US Technologies LLC, Wilmington, DE (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02M 1/14 (2005.12); B60L 53/20 (2018.12); H02J 7/02 (2015.12); H02M 1/42 (2006.12); H02M 7/219 (2005.12);
U.S. Cl.
CPC ...
H02M 1/14 (2012.12); B60L 53/20 (2019.01); H02J 7/02 (2012.12); H02M 1/4266 (2012.12); H02M 7/219 (2012.12); B60L 2210/10 (2012.12); B60L 2210/30 (2012.12); H02J 2207/20 (2019.12);
Abstract

A system includes: an alternating current (AC) to direct current (DC) converter (AC-DC converter), the AC-DC converter including a bulk capacitor; a DC-DC converter connectable to the AC-DC converter; and one or more controllers configured to control the system by performing operations, the operations including: determining a current demand of a load, the load being connectable to the DC-DC converter, for a charging cycle of the load; performing a first comparison of the current demand to one or more current demand thresholds; and generating a voltage setpoint for the bulk capacitor based on the first comparison, wherein the generation of the voltage setpoint limits output current ripple of the DC-DC converter for the charging cycle.


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