IP Library Granted Patent US 7,772,484
Granted Patent B2
US 7,772,484 · App. 11/135,142 · Granted Aug 10, 2010

Photovoltaic module architecture

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Quick Facts
Patent No.
US 7,772,484
App. No.
11/135,142
Granted
Aug 10, 2010
Kind
B2
Abstract

Modules are disclosed. The modules can include a first photovoltaic cell including an electrode, a second photovoltaic cell including an electrode, and an interconnect disposed in the electrode of the first photovoltaic cell and disposed in the electrode of the second photovoltaic cell so that the electrode of the first photovoltaic cell and the electrode of the second photovoltaic cell are connected.

Claims (54)

1. A module, comprising:

a first photovoltaic cell including a substrate and first and second electrodes, the second electrode of the first photovoltaic cell being above the first electrode of the first photovoltaic cell, the second electrode of the first photovoltaic cell being between the substrate of the first photovoltaic cell and the first electrode of the first photovoltaic cell;

a second photovoltaic cell including first and second electrodes, the second electrode of the second photovoltaic cell being above the first electrode of the second photovoltaic cell; and

an interconnect disposed in the second electrode of the first photovoltaic cell and disposed in the first electrode of the second photovoltaic cell without being disposed in the first electrode of the first photovoltaic cell,

wherein:

a portion of the substrate of the first photovoltaic cell is between the second electrode of the first photovoltaic cell and the first electrode of the second photovoltaic cell;

the portion of the substrate of the first photovoltaic cell that is between the second electrode of the first photovoltaic cell and the first electrode of the second photovoltaic cell comprises a material selected from the group consisting of glass, polymers and combinations thereof;

the interconnect is disposed in the portion of the substrate of the first photovoltaic cell that is between the second electrode of the first photovoltaic cell and the first electrode of the second photovoltaic cell;

the interconnect is electrically conductive; and

the interconnect electrically connects the first electrode of the second photovoltaic cell and the second electrode of the first photovoltaic cell so that the first and second photovoltaic cells are electrically connected in series.

2. The module of claim 1 , wherein the first electrode of the first photovoltaic cell is a cathode and the first electrode of the second photovoltaic cell is a cathode.

3. The module of claim 1 , wherein the interconnect is a metal stitch.

4. The module of claim 1 , wherein the interconnect is a metal staple.

5. The module of claim 1 , wherein the interconnect is a metal grommet.

6. The module of claim 1 , wherein the module includes a plurality of interconnects that electrically connect the second electrode of the first photovoltaic cell and the first electrode of the second photovoltaic cell.

7. The module of claim 1 , further comprising:

a third photovoltaic cell including an electrode; and

a second interconnect,

wherein the second interconnect is disposed in the second electrode of the second photovoltaic cell and disposed in the electrode of the third photovoltaic cell, the second interconnect is electrically conductive, and the second interconnect electrically connects the electrode of the third photovoltaic cell and the second electrode of the second photovoltaic cell so that the second and third photovoltaic cells are electrically connected in series.

8. The module of claim 1 , further comprising an electrically conductive terminal contact attached to the first electrode of the first photovoltaic cell.

9. The module of claim 7 , wherein the electrically conductive terminal contact is a metal tape.

10. The module of claim 8 , wherein the electrically conductive terminal contact is stitched using wire to connect the first electrode of the first photovoltaic cell with the second electrode of the second photovoltaic cell.

11. A module, comprising:

a first photovoltaic cell including a substrate and first and second electrodes, the second electrode of the first photovoltaic cell being above the first electrode of the first photovoltaic cell, the second electrode of the first photovoltaic cell being between the substrate of the first photovoltaic cell and the first electrode of the first photovoltaic cell;

a second photovoltaic cell including first and second electrodes, the second electrode of the second photovoltaic cell being above the first electrode of the second photovoltaic cell, a portion of the first electrode of the second photovoltaic cell overlapping a portion of the second electrode of the first photovoltaic cell to form an overlapping region; and

an interconnect disposed in the second electrode of the first photovoltaic cell and the first electrode of the second photovoltaic cell without being disposed in the first electrode of the first photovoltaic cell,

wherein:

a portion of the substrate of the first photovoltaic cell is in the overlapping region such that the portion of the substrate of the first photovoltaic cell is between the second electrode of the first photovoltaic cell and the first electrode of the second photovoltaic cell;

the portion of the substrate of the first photovoltaic cell that is in the overlapping region comprises a material selected from the group consisting of glass, polymers and combinations thereof;

the interconnect is disposed in the portion of the substrate of the first photovoltaic cell that is in the overlapping region;

the interconnect is electrically conductive; and

the interconnect electrically connects the first electrode of the second photovoltaic cell and the second electrode of the first photovoltaic cell so that the first and second photovoltaic cells are electrically connected in series.

12. The module of claim 11 , wherein the first electrode of the first photovoltaic cell is a cathode and the first electrode of the second photovoltaic cell is a cathode.

13. The module of claim 11 , wherein the interconnect is a metal stitch.

14. The module of claim 11 , wherein the interconnect is a metal staple.

15. The module of claim 11 , wherein the interconnect is a metal grommet.

16. The module of claim 11 , wherein the module includes a plurality of interconnects that connect the second electrode of the first photovoltaic cell and the first electrode of the second photovoltaic cell.

17. The module of claim 11 , further comprising:

a third photovoltaic cell including an electrode; and

a second interconnect,

wherein the second interconnect is disposed in the second electrode of the second photovoltaic cell and disposed in the electrode of the third photovoltaic cell, the second interconnect is electrically conductive, and the second interconnect electrically connects the electrode of the third photovoltaic cell and the second electrode of the second photovoltaic cell so that the second and third photovoltaic cells are electrically connected in series.

18. The module of claim 11 , further comprising an electrically conductive terminal contact attached to the first electrode of the first photovoltaic cell.

19. The module of claim 18 , wherein the electrically conductive terminal contact is a metal tape.

20. The module of claim 18 , wherein the electrically conductive terminal contact is stitched, stapled or grommeted to the first electrode of the first photovoltaic cell.

21. The module of claim 1 , wherein the second electrode of the first photovoltaic cell and the first electrode of the second photovoltaic cell are mechanically connected.

22. The module of claim 11 , wherein the second electrode of the first photovoltaic cell and the first electrode of the second photovoltaic cell are mechanically connected.

23. The module of claim 1 , wherein the interconnect extends from within the second electrode of the first photovoltaic cell, entirely through the substrate of the first photovoltaic cell and into the first electrode of the second photovoltaic cell.

24. The module of claim 11 , wherein the interconnect extends from within the second electrode of the first photovoltaic cell, entirely through the substrate of the first photovoltaic cell and into the first electrode of the second photovoltaic cell.

25. The module of claim 1 , wherein the first electrode of the first photovoltaic cell is an anode and the first electrode of the second photovoltaic cell is an anode.

26. The module of claim 11 , wherein the first electrode of the first photovoltaic cell is an anode and the first electrode of the second photovoltaic cell is an anode.

27. The module of claim 1 , wherein the substrate comprises a polymer selected from the group consisting of polyethylene naphthalates, polyethylene terephthalates, polyethyelenes, polypropylenes, polyamides, polymethylmethacrylate, polycarbonate, and polyurethanes.

28. The module of claim 1 , wherein the substrate comprises glass.

29. The module of claim 11 , wherein the substrate comprises a polymer selected from the group consisting of polyethylene naphthalates, polyethylene terephthalates, polyethyelenes, polypropylenes, polyamides, polymethylmethacrylate, polycarbonate, and polyurethanes.

30. The module of claim 11 , wherein the substrate comprises glass.

Assignments (7)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 15, 2023
From: MERCK PATENT GMBH
To: ASCA
Reel/Frame 062985/0513 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 29, 2013
From: KONARKA TECHNOLOGIES, INC.
To: MERCK KGAA
Reel/Frame 029717/0048 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 29, 2013
From: MERCK KGAA
To: MERCK PATENT GMBH
Reel/Frame 029717/0065 →
SECURITY AGREEMENT Recorded Oct 26, 2011
From: KONARKA TECHNOLOGIES, INC.
To: TOTAL GAS & POWER USA (SAS)
Reel/Frame 027465/0192 →
SECURITY AGREEMENT Recorded Oct 17, 2011
From: KONARKA TECHNOLOGIES, INC.
To: MASSACHUSETTS DEVELOPMENT FINANCE AGENCY
Reel/Frame 027297/0772 →
AMENDMENT TO SECURITY AGREEMENT Recorded Oct 17, 2011
From: KONARKA TECHNOLOGIES, INC.
To: MASSACHUSETTS DEVELOPMENT FINANCE AGENCY
Reel/Frame 027468/0697 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 26, 2005
From: LI, LIAN; MONTELLO, ALAN,; MONTELLO, EDMUND; GAUDIANA, RUSSELL
To: KONARKA TECHNOLOGIES, INC.
Reel/Frame 016672/0229 →