IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0918056
(2009-02-12)
|
등록번호 |
US-8634181
(2014-01-21)
|
우선권정보 |
FR-08 51058 (2008-02-19) |
국제출원번호 |
PCT/EP2009/051668
(2009-02-12)
|
§371/§102 date |
20100817
(20100817)
|
국제공개번호 |
WO2009/103661
(2009-08-27)
|
발명자
/ 주소 |
- Azais, Philippe
- Caumont, Olivier
- Depond, Jean-Michel
|
출원인 / 주소 |
|
대리인 / 주소 |
Blakely Sokoloff Taylor & Zafman
|
인용정보 |
피인용 횟수 :
0 인용 특허 :
14 |
초록
▼
The invention relates to a supercapacitor that comprises at least two juxtaposed complexes (1, 2) spaced by a distance d, and at least one common complex (3) located opposite the two juxtaposed complexes (1, 2) and spaced therefrom by at least one spacer (4), the spacer (4) and the complexes (1, 2,
The invention relates to a supercapacitor that comprises at least two juxtaposed complexes (1, 2) spaced by a distance d, and at least one common complex (3) located opposite the two juxtaposed complexes (1, 2) and spaced therefrom by at least one spacer (4), the spacer (4) and the complexes (1, 2, 3) being spirally wound together in order to form a coiled element.
대표청구항
▼
1. A supercapacitor with a double electrochemical layer, comprising two juxtaposed complexes (1, 2) spaced apart by a distance d along a direction parallel to a longitudinal axis, and a common complex (3) facing each of the juxtaposed complexes (1, 2) and separated from the latter by at least one se
1. A supercapacitor with a double electrochemical layer, comprising two juxtaposed complexes (1, 2) spaced apart by a distance d along a direction parallel to a longitudinal axis, and a common complex (3) facing each of the juxtaposed complexes (1, 2) and separated from the latter by at least one separator (4), each of said juxtaposed and common complexes including a current collector and at least one electrode, the separator (4) and said juxtaposed and common complexes (1, 2, 3) being wound together in turns along the longitudinal axis in order to form a wound element, wherein the separator (4) includes at least two portions spaced apart by a distance w of less than the distance d, each of the portions entirely separating said juxtaposed and common complexes (1, 2, 3) facing each other. 2. The supercapacitor according to claim 1, wherein the distance w is greater than 1 mm. 3. The supercapacitor according to claim 1, wherein said juxtaposed and common complexes (1, 2, 3) comprises two opposite electrodes (12, 13, 22, 23, 32, 33) on either side of a current collector (11, 21, 31) so that each electrode has an electrically conducting surface common with a respective face of the current collector. 4. The supercapacitor according to claim 1, wherein the common complex (3) comprises at least two juxtaposed electrodes (32a, 32b) spaced apart by a distance g, each electrode being positioned facing an electrode (12, 22) of said juxtaposed complexes (1, 2). 5. The supercapacitor according to claim 4, wherein the distance g is equal to the distance d. 6. The supercapacitor according to claim 4, wherein the electrodes (32a, 32b, 33a, 33h) of the common complex (3) are of different thicknesses. 7. The supercapacitor according to claim 4, wherein the widths of the electrodes (32a, 32b, 33a, 33b) of the common complex (3) are different. 8. The supercapacitor according to claim 1, wherein the thicknesses of the electrodes (12, 13, 22, 23) of the juxtaposed complexes (1, 2) are different. 9. The supercapacitor according to claim 1, wherein the lengths of the said juxtaposed and common complexes (1, 2, 3) facing each other are different. 10. The supercapacitor according to claim 1, wherein the widths of the electrodes (12, 13, 22, 23) of the juxtaposed complexes (1, 2) are different. 11. The supercapacitor according to claim 1, wherein the electrodes of said juxtaposed and common complexes (1, 2, 3) are of different natures. 12. The supercapacitor according to claim 1, wherein the lengths, widths, thicknesses and natures of the electrodes of the juxtaposed complexes (1, 2) are equal. 13. The supercapacitor according to claim 1, wherein a base of the wound element orthogonal to the winding axis is of circular shape. 14. The supercapacitor according to claim 13, wherein the angles of the wound element are non-protruding. 15. The supercapacitor according to claim 1, wherein a base of the wound element orthogonal to the winding axis is of hexagonal shape. 16. The supercapacitor according to claim 1, wherein a base of the wound element orthogonal to the winding axis is of triangular shape. 17. The supercapacitor according to claim 1, wherein a base of the wound element orthogonal to the winding axis is of orthogonal shape. 18. The supercapacitor according to claim 1, wherein a base of the wound element orthogonal to the winding axis is of rectangular shape. 19. The supercapacitor according to claim 1, wherein a base of the wound element orthogonal to the winding axis is of elliptical shape. 20. The supercapacitor according to claim 1, wherein the juxtaposed complexes have terminals exterior to said supercapacitor. 21. The supercapacitor according to claim 1, further comprising at least a third juxtaposed complex and a corresponding common complex for each said juxtaposed complex. 22. A module comprising: a casing; andat least one supercapacitor disposed in said casing, said supercapacitor with a double electrochemical layer, comprising two juxtaposed complexes (1, 2) spaced apart by a distance d along a direction parallel to a longitudinal axis, and a common complex (3) facing each of the juxtaposed complexes (1, 2) and separated from the latter by at least one separator (4), each of said juxtaposed and common complexes including a current collector and at least one electrode, the separator (4) and said juxtaposed and common complexes (1, 2, 3) being wound together in turns along the longitudinal axis in order to form a wound element, wherein the separator (4) includes at least two portions spaced apart by a distance w of less than the distance d, each of the portions entirely separating said juxtaposed and common complexes (1, 2, 3) facing each other. 23. The module according to claim 22, further comprising; at least one standard supercapacitor including a cylindrical wound element including at least two electrodes and at least one separator wound together in turns in order to form a wound element positioned in the casing; anda lid for closing the casing,said standard supercapacitor being electrically connected to the supercapacitor having the two juxtaposed complexes and the common complex via at least one connecting strap.
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