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:
Oct. 01, 2024

Filed:

Jan. 31, 2022
Applicant:

Caterpillar Inc., Peoria, IL (US);

Inventors:

Andy Publes, Katy, TX (US);

Mark C. Paul, Carmel, IN (US);

Mark Francis Grimes, Cypress, TX (US);

Todd Ryan Kabrich, Tomball, TX (US);

Riadh Benguedda, Cypress, TX (US);

Assignee:

Caterpillar Inc., Peoria, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B 49/06 (2006.01); E21B 43/26 (2006.01); F04B 51/00 (2006.01);
U.S. Cl.
CPC ...
F04B 49/06 (2013.01); E21B 43/2607 (2020.05); F04B 51/00 (2013.01);
Abstract

In some implementations, a controller may obtain a setting for a target discharge pressure associated with a fluid pump driven by a motor that is controlled by a variable frequency drive (VFD). The target discharge pressure may be for use in a pressure test of a system that includes the fluid pump. The controller may determine a target torque for the motor that achieves the target discharge pressure. The controller may cause, via the VFD and in connection with the pressure test, adjustment to a speed of the motor to achieve the target torque for the motor.


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