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. 18, 2025

Filed:

May. 10, 2024
Applicant:

Nextracker Llc, Fremont, CA (US);

Inventors:

Yang Liu, Mountain View, CA (US);

Chen Li, Fremont, CA (US);

Assignee:

NEXTRACKER LLC, Fremont, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02S 20/32 (2014.01); G01S 3/781 (2006.01); G01S 3/782 (2006.01); G05D 3/10 (2006.01); G05D 3/20 (2006.01); G06N 20/00 (2019.01);
U.S. Cl.
CPC ...
H02S 20/32 (2014.12); G01S 3/781 (2013.01); G01S 3/782 (2013.01); G05D 3/105 (2013.01); G05D 3/20 (2013.01); G06N 20/00 (2019.01);
Abstract

A solar tracker system including a tracker apparatus including a plurality of solar modules, each of the solar modules being spatially configured to face in a normal manner in an on sun position in an incident direction of electromagnetic radiation derived from the sun, wherein the solar modules include a plurality of PV strings, and a tracker controller. The tracker controller includes a processor, a memory, a power supply configured to provide power to the tracker controller, a plurality of power inputs configured to receive a plurality of currents from the plurality of PV strings, a current sensing unit configured to individually monitor the plurality of currents, a DC-DC power converter configured to receive the plurality of power inputs powered from the plurality of PV strings to supply power to the power supply, and a motor controller, wherein the tracker controller is configured to track the sun position.


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