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. 28, 2025

Filed:

Jan. 10, 2023
Applicant:

Caterpillar Inc., Peoria, IL (US);

Inventors:

Michael A. Dvorsky, Hanna City, IL (US);

Stephen C. Nofsinger, Washington, IL (US);

Assignee:

CATERPILLAR INC., Peoria, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 9/02 (2006.01); G01R 19/02 (2006.01);
U.S. Cl.
CPC ...
H02P 9/02 (2013.01); G01R 19/02 (2013.01);
Abstract

A method of operating a generator set is disclosed. The method includes generating a current using a generator set, and stepping down the generated current to a stepped down current, using an internal current transformer. The method includes measuring the stepped down current using a current meter that may generate a current signal representative of the stepped down current. Further, the method includes generating a root-mean-square (RMS) value using a plurality of current values associated with the current signal. The method also includes generating a modified RMS value, using the current values that are greater than a predetermined current value. The method includes determining a measured value of the current generated by the generator set based on the RMS value and the modified RMS value. In addition, the method includes adjusting an operation of the generator set when the measured value exceeds an over-current threshold.


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