IP Library Granted Patent US 11,919,149
Granted Patent B2
US 11,919,149 · App. 17/206,477 · Granted Mar 5, 2024

Autonomous ground vehicle for solar module installation

Inventors: Charles Zhou (Alameda, CA); William Paul Mazzetti, Jr. (San Francisco, CA); Halston Ryan Rowe (Escondido, CA); David Scott Lincoln (San Clemente, CA)
Assignee: Rosendin Electric, Inc.
B25J15/0616B25J5/005B25J9/162B25J9/1664B25J9/1679B25J9/1697B25J13/087G05D1/0088G05D1/0231H02S20/32G05D2201/0216
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Quick Facts
Patent No.
US 11,919,149
App. No.
17/206,477
Granted
Mar 5, 2024
Kind
B2
Abstract

An autonomous solar module installation platform can be used for solar module installation onto a solar tracker. The autonomous solar module installation platform can include an autonomous ground vehicle and a robotic arm for the solar module installation onto the solar tracker. The autonomous ground vehicle can autonomously drive itself to the solar tracker using a global positioning system and align itself with the solar tracker using at least a vision system in order to place one or more solar modules onto the solar tracker.

Claims (58)

1. A system, comprising:

an autonomous solar module installation platform for solar module installation onto a solar tracker, where the autonomous solar module installation platform includes at least an autonomous ground vehicle with a robotic arm for the solar module installation;

a drive module;

a global positioning system (GPS), where the GPS includes a GPS sensor housed in the autonomous ground vehicle;

a vision system, where the vision system and the GPS are configured to cooperate with driving software resident and electronic hardware in the drive module in the autonomous ground vehicle to drive itself to the solar tracker and align itself with the solar tracker; and

wherein the autonomous ground vehicle has a wireless communication system configured to wirelessly communicate and otherwise cooperate with one or more additional vehicles to perform the solar module installation, and one or more sensors to determine a weight of one or more pallets of solar modules on a deck of the autonomous ground vehicle to sense when an amount of solar modules on the deck is running low and then communicate to send out an automated signal to a material handler to come over to the autonomous ground vehicle with more pallets of solar modules.

2. The system of claim 1 , wherein the vision system includes one or more of i) a computer vision system, ii) a Lidar system, iii) and any combination of both.

3. The system of claim 2 , wherein the drive module includes driving software that is configured to be stored on a non-transitory machine-readable medium that when executed by one or more processors is configured to cause one or more operations—of drive a route to GPS coordinates of the solar tracker when the solar tracker has a GPS device on that solar tracker.

4. The system of claim 1 , wherein the autonomous ground vehicle is configured to have one or more of i) off-road deep-tread tires, ii) a tracked belt drive system, and iii) an engine to be able to maneuver in tough terrain.

5. The system of claim 1 , wherein the autonomous ground vehicle is configured to wirelessly communicate with the one or more additional vehicles to perform the solar module installation using the wireless communication system, where a first additional vehicle has a deck with space for one or more pallets of solar modules on its deck.

6. The system of claim 1 , wherein the autonomous ground vehicle is constructed to be physically large enough to have deck space to accept one or more pallets of solar modules as well as the robotic arm.

7. The system of claim 1 , further comprising:

a set of lights; and

a computer vision system, wherein the autonomous ground vehicle has the set of lights to operate at night time—as well as the computer vision system—to be able to operate in low-light conditions and to continue the solar module installation onto solar trackers in a solar farm during both night and day.

8. The system of claim 1 , wherein the vision system is a computer vision system, and wherein the autonomous ground vehicle has a computing system with programmed intelligence to make decisions.

9. The system of claim 1 , wherein the autonomous ground vehicle is configured to have a tracked belt drive system.

10. A system, comprising:

an autonomous solar module installation platform for solar module installation onto a solar tracker,

where the autonomous solar module installation platform includes at least an autonomous ground vehicle with a robotic arm for the solar module installation,

a global positioning system (GPS),

a vision system, where the autonomous ground vehicle is configured to autonomously drive itself to the solar tracker and align itself with the solar tracker using the GPS and the vision system for the solar module installation onto the solar tracker; and

wherein the autonomous ground vehicle is further configured to self-level at least the robotic arm relative to the solar tracker, accounting for a terrain, using a leveling mechanism consisting of any of i) screw actuators, ii) hydraulic cylinders, iii) airbags, iv) pneumatic actuators, and v) any combination of these, at multiple corners of a deck of the autonomous ground vehicle, where the leveling mechanism is configured to cooperate with a level sensor in order to level the robotic arm relative to the solar tracker.

11. A method for solar module installation, comprising:

using an autonomous solar module installation platform for the solar module installation onto a solar tracker, where the autonomous solar module installation platform includes at least an autonomous ground vehicle with a robotic arm for the solar module installation;

using a vision system and a global positioning system (GPS) to cooperate with driving software resident in a drive module for the autonomous ground vehicle to drive itself to the solar tracker and align itself with the solar tracker; and

using a leveling mechanism consisting of any of i) screw actuators, ii) hydraulic cylinders, iii) airbags, iv) pneumatic actuators, and v) any combination of these, at multiple corners of a deck of the autonomous ground vehicle to level the robotic arm on the deck relative to the solar tracker, where the leveling mechanism cooperates with a level sensor in order to level relative to the solar tracker.

12. The method of claim 11 , further comprising:

where the vision system includes one or more of i) a computer vision system, ii) a Lidar system, iii) and any combination of both, and where the GPS includes a GPS sensor housed in the autonomous ground vehicle.

13. The method of claim 12 , wherein the driving software is coded to drive a route to GPS coordinates of the solar tracker when the solar tracker has a GPS device on that solar tracker.

14. The method of claim 11 , further comprising:

using one or more of i) off-road deep-tread tires, ii) a tracked belt drive system, and iii) an engine to be able to maneuver the autonomous ground vehicle in tough terrain.

15. The method of claim 11 , further comprising:

causing the autonomous ground vehicle to wirelessly communicate and otherwise cooperate with one or more additional vehicles to perform the solar module installation, where a first additional vehicle has a deck with space for one or more pallets of solar modules on its deck; and

picking up a first solar module located on the deck of the first additional vehicle using the robotic arm of the autonomous ground vehicle.

16. The method of claim 11 , further comprising:

activating a set of lights on the autonomous ground vehicle to operate at night time as well a computer vision system to be able to operate and to continue the solar module installation onto solar trackers in a solar farm during both night and day.

17. The method of claim 11 , further comprising:

where the vision system is a computer vision system, and using 1) the computer vision system in the autonomous ground vehicle to install the solar module, 2) a computing system with programmed intelligence to make decisions to drive the autonomous ground vehicle, and 3) a communication module in the autonomous ground vehicle to wirelessly communicate with other apparatus.

18. The method of claim 11 , wherein autonomously driving further comprises:

communicating between the vision system and the global positioning system, wherein the vision system includes a computer vision system, and a Lidar system, or any combination thereof; and

navigating the autonomous ground vehicle according to an output of the vision system and the global positioning system.

19. The method of claim 11 , wherein the leveling step further comprises self-leveling including the steps of:

sensing a level of the robotic arm relative to the solar tracker using the level sensor;

wherein the leveling mechanism is a self-level actuator, actuating the self-level actuator located on each corner of the deck of the autonomous ground vehicle; and

positioning the robotic arm level relative to the solar tracker.

20. A system, comprising:

an autonomous solar module installation platform for solar module installation onto a solar tracker, where the autonomous solar module installation platform includes at least an autonomous ground vehicle with a robotic arm for the solar module installation;

a drive module;

a global positioning system (GPS), where the GPS includes a GPS sensor housed in the autonomous ground vehicle;

a vision system, where the vision system and the GPS are configured to cooperate with driving software resident and electronic hardware in the drive module in the autonomous ground vehicle to drive itself to the solar tracker and align itself with the solar tracker; and

wherein a level mechanism is configured to be mounted to a corner of a deck of the autonomous ground vehicle and is configured to be in communication with a level sensor to level the robotic arm relative to the solar tracker.

21. A method for solar module installation, comprising:

providing an autonomous solar module installation platform for solar module installation onto a solar tracker, where the autonomous solar module installation platform includes at least an autonomous ground vehicle with a robotic arm for the solar module installation;

providing a drive module;

providing a global positioning system (GPS), where the GPS includes a GPS sensor housed in the autonomous ground vehicle;

providing a vision system, where the vision system and the GPS are configured to cooperate with driving software resident and electronic hardware in the drive module in the autonomous ground vehicle to drive itself to the solar tracker and align itself with the solar tracker;

providing the autonomous ground vehicle with a wireless communication system to wirelessly communicate and otherwise cooperate with one or more additional vehicles to perform the solar module installation; and

providing one or more sensors to determine a weight of one or more pallets of solar modules on a deck of the autonomous ground vehicle to sense when an amount of solar modules on the deck is running low and then communicate to send out an automated signal to a material handler to come over to the autonomous ground vehicle with more pallets of solar modules.

Assignments (4)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 27, 2026
From: ULC TECHNOLOGIES, LLC
To: NEXTPOWER LLC
Reel/Frame 073920/0272 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 6, 2026
From: ROSENDIN ELECTRIC, INC.
To: ULC TECHNOLOGIES LLC
Reel/Frame 073380/0890 →
SECURITY INTEREST Recorded Feb 11, 2022
From: ROSENDIN ELECTRIC, INC.; MODULAR POWER SOLUTIONS, LLC
To: BMO HARRIS BANK N.A., AS AGENT
Reel/Frame 058986/0868 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 19, 2021
From: ZHOU, CHARLES; MAZZETTI, WILLIAM PAUL, JR.; ROWE, HALSTON; LINCOLN, DAVID SCOTT
To: ROSENDIN ELECTRIC, INC.
Reel/Frame 055648/0948 →
Continuity (4)
Provisional Application 63044939 · Jun 26, 2020
Provisional Application 62992468 · Mar 20, 2020
Related Publication 20210205997A1 · Jul 8, 2021
Related Publication 20230321842A9 · Oct 12, 2023
Cited By (1)
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