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:
Feb. 21, 2023

Filed:

May. 14, 2020
Applicant:

Heliogen Holdings, Inc., Pasadena, CA (US);

Inventor:

Jason Blair, La Crescenta, CA (US);

Assignee:

Heliogen Holdings, Inc., Pasadena, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 8/16 (2006.01); G02B 7/182 (2021.01); H02P 8/34 (2006.01); H02S 20/32 (2014.01);
U.S. Cl.
CPC ...
H02P 8/16 (2013.01); G02B 7/1821 (2013.01); H02P 8/34 (2013.01); H02S 20/32 (2014.12);
Abstract

A system and method for reducing power consumption and increasing reliability in a solar tracking system is disclosed. The solar tracker comprises a panel, at least one actuator configured to control the orientation of the panel, and a tracking controller. The tracking controller is configured to determine a minimum operating current for the at least one actuator based on a range of motion of the panel, and energize the at least one actuator based on the minimum operating current. The tracking controller determines the minimum operating current based on the range of motion of the panel, specifically the minimum current need to drive the panel through a measured range of motion equal to or substantial similar to the full mechanical range of motion of the panel. Based on the minimum operating current, solar tracker may generate messages to repair or replace an actuator or gearbox, for example.


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