IP Library › Granted Patent US 12,407,296
Granted Patent B2
US 12,407,296 · App. 18/949,344 · Granted Sep 2, 2025

Photovoltaic shingles with multi-module power electronics

Inventors: Richard Perkins (San Jose, CA); Gabriela Bunea (San Jose, CA); Thierry Nguyen (San Francisco, CA); Lewis Abra (San Francisco, CA); Babak Farhangi (San Jose, CA); Hasib Amin (Parsippany, NJ); Henry Pham (San Jose, CA)
Assignee: GAF Energy LLC
H02S40/36E04D1/30H02S20/25E04D2001/308
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Quick Facts
Patent No.
US 12,407,296
App. No.
18/949,344
Granted
Sep 2, 2025
Kind
B2
Abstract

A system includes a plurality of building integrated photovoltaic modules installed on a roof deck and arranged in an array. The plurality of building integrated photovoltaic modules includes a first building integrated photovoltaic module and a second building integrated photovoltaic module, with the first building integrated photovoltaic module being vertically adjacent to the second building integrated photovoltaic module. Each of the building integrated photovoltaic modules includes a plurality of solar cells arranged in at least one row, and a power electronics unit. The power electronics unit is adjacent to a first end of one of the at least one row of the plurality of solar cells. The power electronics unit is electrically connected to the plurality of solar cells. The power electronics unit of the first building integrated photovoltaic module is electrically connected to the power electronics unit of the second building integrated photovoltaic module.

Claims (74)

1. A system, comprising:

a plurality of building integrated photovoltaic modules installed on a roof deck,

wherein the plurality of building integrated photovoltaic modules is arranged in an array on the roof deck,

wherein the plurality of building integrated photovoltaic modules includes a first building integrated photovoltaic module and a second building integrated photovoltaic module,

wherein the first building integrated photovoltaic module is vertically adjacent to the second building integrated photovoltaic module,

wherein each of the plurality of building integrated photovoltaic modules includes

a plurality of solar cells arranged in at least one row, and

a power electronics unit,

wherein the power electronics unit is adjacent to a first end of one of the at least one row of the plurality of solar cells,

wherein the power electronics unit is electrically connected to the plurality of solar cells,

wherein the power electronics unit of the first building integrated photovoltaic module is electrically connected to the power electronics unit of the second building integrated photovoltaic module,

wherein the power electronics unit includes a first terminal and a second terminal,

a first electrical connector electrically connected to the plurality of solar cells, and

a second electrical connector electrically connected to the plurality of solar cells,

wherein the first terminal of the power electronics unit of the first building integrated photovoltaic module is electrically connected to the second electrical connector of the first building integrated photovoltaic module, and wherein the first terminal of the power electronics unit of the second building integrated photovoltaic module is electrically connected to the second electrical connector of the second building integrated photovoltaic module.

2. The system of claim 1 , wherein the power electronics unit is horizontally adjacent to the first end of the one of the at least one row of the plurality of solar cells.

3. The system of claim 1 , wherein the plurality of building integrated photovoltaic modules is a plurality of solar shingles.

4. The system of claim 1 , wherein each of the first electrical connector and the second electrical connector includes a first connector and a second connector, wherein the first terminal of the power electronics unit of the first building integrated photovoltaic module is electrically connected to the first connector of the second electrical connector of the first building integrated photovoltaic module, and wherein the first terminal of the power electronics unit of the second building integrated photovoltaic module is electrically connected to the first connector of the second electrical connector of the second building integrated photovoltaic module.

5. The system of claim 4 , wherein the power electronics unit of the first building integrated photovoltaic module is mechanically connected to the second electrical connector of the first building integrated photovoltaic module, and wherein the power electronics unit of the second building integrated photovoltaic module is mechanically connected to the second electrical connector of the second building integrated photovoltaic module.

6. The system of claim 5 , wherein the first terminal of the power electronics unit of the first building integrated photovoltaic module is mechanically connected to the first connector of the second electrical connector of the first building integrated photovoltaic module.

7. The system of claim 6 , wherein the first terminal of the power electronics unit of the second building integrated photovoltaic module is mechanically connected to the first connector of the second electrical connector of the second building integrated photovoltaic module.

8. The system of claim 7 , wherein the second terminal of the power electronics unit of the first building integrated photovoltaic module is electrically connected to the second connector of the first electrical connector of the first building integrated photovoltaic module by a first electrical cable.

9. The system of claim 8 , wherein the second connector of the second electrical connector of the first building integrated photovoltaic module is electrically connected to the first connector of the first electrical connector of the first building integrated photovoltaic module by a second electrical cable.

10. The system of claim 9 , wherein the second terminal of the power electronics unit of the second building integrated photovoltaic module is electrically connected to the second connector of the first electrical connector of the second building integrated photovoltaic module by a third electrical cable.

11. The system of claim 10 , wherein the second connector of the second electrical connector of the second building integrated photovoltaic module is electrically connected to the first connector of the first electrical connector of the second building integrated photovoltaic module by a fourth electrical cable.

12. The system of claim 11 , wherein the power electronics unit includes a third terminal and a fourth terminal, wherein the third terminal of the power electronics unit of the first building integrated photovoltaic module is electrically connected to the fourth terminal of the power electronics unit of the second building integrated photovoltaic module by a fifth electrical cable.

13. The system of claim 12 , further comprising a third electrical connector installed on the roof deck, wherein each of the power electronics unit of the first building integrated photovoltaic module and the power electronics unit of the second building integrated photovoltaic module is electrically connected to the third electrical connector.

14. The system of claim 13 , wherein the third electrical connector includes a first connector and a second connector, wherein the third terminal of the power electronics unit of the second building integrated photovoltaic module is electrically connected to the first connector of the third electrical connector by a sixth electrical cable.

15. The system of claim 14 , wherein the fourth terminal of the power electronics unit of the first building integrated photovoltaic module is electrically connected to the second connector of the third electrical connector by a seventh electrical cable.

16. The system of claim 1 , wherein the power electronics unit includes a housing and power electronics within the housing.

17. The system of claim 16 , wherein the power electronics includes an optimizer, a bypass diode, system monitoring electronic components, a rapid shutdown device, an electronic communication component, or combinations thereof.

18. The system of claim 1 , wherein the plurality of building integrated photovoltaic modules is installed on the roof deck by a plurality of fasteners.

19. The system of claim 1 , wherein the plurality of building integrated photovoltaic modules includes a third building integrated photovoltaic module, wherein the third building integrated photovoltaic module is horizontally adjacent to the first building integrated photovoltaic module.

20. The system of claim 19 , wherein the plurality of building integrated photovoltaic modules includes a fourth building integrated photovoltaic module, wherein the fourth building integrated photovoltaic module is horizontally adjacent to the second building integrated photovoltaic module.

21. The system of claim 20 , wherein the fourth building integrated photovoltaic module is vertically adjacent to the third building integrated photovoltaic module.

22. The system of claim 21 , wherein the power electronics unit of the third building integrated photovoltaic module is electrically connected to the power electronics unit of the fourth building integrated photovoltaic module.

23. A system, comprising:

a plurality of building integrated photovoltaic modules installed on a roof deck,

wherein the plurality of building integrated photovoltaic modules is arranged in an array on the roof deck,

wherein the plurality of building integrated photovoltaic modules includes a first building integrated photovoltaic module and a second building integrated photovoltaic module,

wherein the first building integrated photovoltaic module is vertically adjacent to the second building integrated photovoltaic module,

wherein each of the plurality of building integrated photovoltaic modules includes

a plurality of solar cells arranged in at least one row,

a first electrical connector electrically connected to the plurality of solar cells, and

a second electrical connector electrically connected to the plurality of solar cells;

a first power electronics unit,

wherein the first power electronics unit includes a first terminal and a second terminal,

wherein the first power electronics unit is adjacent to a first end of one of the at least one row of the plurality of solar cells of the first building integrated photovoltaic module,

wherein the first power electronics unit is electrically connected to the plurality of solar cells of the first building integrated photovoltaic module; and

a second power electronics unit,

wherein the second power electronics unit includes a first terminal and a second terminal,

wherein the second power electronics unit is adjacent to a first end of one of the at least one row of the plurality of solar cells of the second building integrated photovoltaic module, and

wherein the first power electronics unit is electrically connected to the second power electronics unit, and

wherein the first terminal of the first power electronics unit is electrically connected to the second electrical connector of the first building integrated photovoltaic module, and wherein the first terminal of the power electronics unit of the second building integrated photovoltaic module is electrically connected to the second electrical connector of the second building integrated photovoltaic module.

24. A method, comprising:

obtaining a plurality of building integrated photovoltaic modules,

wherein each of the plurality of building integrated photovoltaic modules includes

a plurality of solar cells arranged in at least one row, and

a power electronics unit,

wherein the power electronics unit is adjacent to a first end of one of the at least one row of the plurality of solar cells,

wherein the power electronics unit is electrically connected to the plurality of solar cells

wherein the power electronics unit includes a first terminal and a second terminal,

a first electrical connector electrically connected to the plurality of solar cells, and

a second electrical connector electrically connected to the plurality of solar cells; and

installing at least a first building integrated photovoltaic module and a second building integrated photovoltaic module on a roof deck,

wherein the first building integrated photovoltaic module is vertically adjacent to the second building integrated photovoltaic module, and

wherein the power electronics unit of the first building integrated photovoltaic module is electrically connected to the power electronics unit of the second building integrated photovoltaic module, and

wherein the first terminal of the power electronics unit of the first building integrated photovoltaic module is electrically connected to the second electrical connector of the first building integrated photovoltaic module, and wherein the first terminal of the power electronics unit of the second building integrated photovoltaic module is electrically connected to the second electrical connector of the second building integrated photovoltaic module.

25. The method of claim 24 , further comprising installing a third building integrated photovoltaic module and a fourth building integrated photovoltaic module on the roof deck, wherein the third building integrated photovoltaic module is horizontally adjacent to the first building integrated photovoltaic module, and wherein the fourth building integrated photovoltaic module is horizontally adjacent to the second building integrated photovoltaic module and vertically adjacent to the third building integrated photovoltaic module.

26. The method of claim 24 , wherein the plurality of building integrated photovoltaic modules is a plurality of solar shingles.

27. The method of claim 24 , wherein the plurality of building integrated photovoltaic modules is installed on the roof deck by a plurality of fasteners.

28. The system of claim 1 , wherein the at least one row includes a plurality of rows, wherein the plurality of rows includes a first row and a second row above the first row, wherein the first electrical connector is proximate to the first end of the first row and electrically connected to the first row of the plurality of solar cells, and the second electrical connector is proximate to a first end of the second row and electrically connected to the second row of the plurality of solar cells.

29. The system of claim 28 , wherein each of the plurality of rows includes a second end opposite the first end of the row, wherein each of the first building integrated photovoltaic module and the second building integrated photovoltaic module includes a first negative electrical terminal located at the first end of the first row thereof, a first positive electrical terminal located at the second end of the second row thereof, a second positive electrical terminal located at the first end of the second row thereof, and a second negative terminal located at the second end of the second row thereof.

30. The system of claim 23 , wherein each of the first power electronics unit and second power electronics unit includes an optimizer, a bypass diode, system monitoring electronic components, a rapid shutdown device, an electronic communication component, or combinations thereof.

Continuity (3)
Continuation 18584881 · Feb 22, 2024
Provisional Application 63486574 · Feb 23, 2023
Related Publication 20250080045A1 · Mar 6, 2025
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