KR101081065B1 - Solar cell aparatus - Google Patents
Solar cell aparatus Download PDFInfo
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- KR101081065B1 KR101081065B1 KR1020090058830A KR20090058830A KR101081065B1 KR 101081065 B1 KR101081065 B1 KR 101081065B1 KR 1020090058830 A KR1020090058830 A KR 1020090058830A KR 20090058830 A KR20090058830 A KR 20090058830A KR 101081065 B1 KR101081065 B1 KR 101081065B1
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- sub
- disposed
- modules
- back electrode
- light absorbing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Engineering & Computer Science (AREA)
- Photovoltaic Devices (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
Abstract
A photovoltaic device is disclosed. The solar cell apparatus includes a substrate; A plurality of first sub modules disposed in a first row on the substrate; A plurality of second sub-modules arranged in a second row in parallel with the first sub-modules on the substrate; And a bus bar directly connected to one of the first sub modules and directly connected to one of the second sub modules.
Line, sub, module, solar cell, parallel, series
Description
Embodiments relate to a photovoltaic device.
Recently, as energy demand increases, development of a solar cell converting solar energy into electrical energy is in progress.
In particular, CIGS-based solar cells that are pn heterojunction devices having a substrate structure including a glass substrate, a metal back electrode layer, a p-type CIGS-based light absorbing layer, a high resistance buffer layer, an n-type window layer, and the like are widely used.
Research is underway to improve the performance of such solar cells.
Embodiments provide a photovoltaic device that can be easily manufactured, includes a sub-module that can be cut into various sizes, can easily repair defects, and can be designed in various forms.
Photovoltaic device according to one embodiment includes a substrate; A plurality of first sub modules disposed in a first row on the substrate; A plurality of second sub-modules arranged in a second row in parallel with the first sub-modules on the substrate; And a bus bar directly connected to one of the first sub modules and directly connected to one of the second sub modules.
Photovoltaic device according to one embodiment includes a substrate; A plurality of first sub modules disposed in a first row on the substrate; A plurality of second sub-modules arranged in a second row in parallel with the first sub-modules on the substrate; And a connection member connecting one of the first sub modules and one of the second sub modules in series.
In one embodiment, a solar cell apparatus includes: a substrate on which a first line region and a second line disposed in parallel with the first line region are defined; A first sub module disposed in the first line region; A second submodule disposed in the first line region and arranged in line with the first submodule; A third sub module disposed in the second line region; A fourth sub module disposed in the second line region and arranged in line with the third sub module; And a bus bar disposed on an upper surface of the first sub module and the third sub module.
In one embodiment, a solar cell apparatus includes: a substrate on which a first line region and a second line disposed in parallel with the first line region are defined; A first sub module disposed in the first line region; A second submodule disposed in the first line region and arranged in line with the first submodule; A third sub module disposed in the second line region; A fourth submodule disposed in the second line region and arranged in line with the third submodule; A first connecting member connecting the first sub module and the third sub module in series; And a second connection member connecting the first sub module and the second sub module in series.
The solar cell apparatus according to the embodiment includes first sub-modules arranged in a first row and second sub-modules arranged in a second row.
That is, the solar cell apparatus according to the embodiment includes a plurality of sub modules. In this case, the sub modules may be cut into various sizes, and sub modules having low performance may be cut and replaced with other sub modules.
In addition, the solar cell apparatus according to the embodiment may connect the sub-modules in various ways such as a series or parallel connection by using a connection member.
In addition, the sub-modules can be easily manufactured by a mask or the like, and the solar cell apparatus according to the embodiment can be easily manufactured.
In the description of the embodiment, each substrate, panel, member, layer, electrode, or cell is formed on or under the "on" of each substrate, panel, member, layer, electrode, or cell, or the like. When described as being "in" and "under" includes both those that are formed "directly" or "indirectly" through other components. In addition, the upper or lower reference of each component is described with reference to the drawings. The size of each component in the drawings may be exaggerated for the sake of explanation and does not mean the size actually applied.
1 is a plan view illustrating a solar cell apparatus according to an embodiment. 2 is a plan view illustrating a submodule. 3 is a cross-sectional view illustrating a cross section taken along line AA ′ in FIG. 1. 4 is a cross-sectional view illustrating a cross section taken along line B-B 'of FIG. 1.
1 to 4, a photovoltaic device according to an embodiment includes a
The
The
The
The first line area LA1 has a shape extending in a first direction.
The second line area LA2 has a shape extending in the first direction. The second line area LA2 is disposed in parallel with the first line area LA1.
The third line area LA3 has a shape extending in the first direction. The third line area LA3 is disposed adjacent to the second line area LA2 in parallel with the second line area LA2.
The fourth line area LA4 has a shape extending in the first direction. The fourth line area LA4 is disposed adjacent to the third line area LA3 in parallel with the third line area LA3.
The
As shown in FIG. 2, each
As shown in FIG. 3, the
The
The light absorbing
The energy band gap of the
The
The high
The
The
As shown in FIG. 1 and FIG. 3, the
In more detail, two
The
In more detail, the top surface of the
The
The
In addition, each of the
In addition, each of the
In addition, the
The
In addition, each of the
Each of the
In addition, the
The
In addition, each of the
In addition, each of the
In addition, the
As shown in FIGS. 1 and 4, the
The
In addition, the
In addition, the
In more detail, the
The
The
In addition, the
In addition, the
In more detail, the
The first sub-module 100, the second sub-module 200, the third sub-module 300 and the fourth sub-module 400 are the
The solar cell apparatus according to the embodiment includes the first to
Thus, sub modules with very low power can be easily removed or replaced. Therefore, the photovoltaic device according to the embodiment can prevent the performance degradation of the entire photovoltaic device by the sub module having a very low output.
In addition, the first to
5 to 8 are cross-sectional views illustrating a method of manufacturing the solar cell apparatus according to the embodiment. In the description of the present manufacturing method, reference is made to the description of the foregoing photovoltaic device.
Referring to FIG. 5, a back electrode layer is formed on the
Referring to FIG. 6, a
The light
Thereafter, the
Subsequently, zinc oxide without impurity doping is deposited on the
Thereafter, zinc oxide doped with aluminum is deposited on the high
In response to the
Unlike this, the
Referring to FIG. 7, a
The
Referring to FIG. 8, a
In this case, before the
In the method of manufacturing the solar cell apparatus according to the embodiment, the
Therefore, the embodiment can easily provide a solar cell apparatus capable of removing defects and repairable.
9 is a plan view illustrating a solar cell apparatus according to another embodiment. 10 is a plan view illustrating a process in which a first submodule and a second submodule are connected in series. FIG. 11 is a cross-sectional view taken along the line CC ′ in FIG. 9. 12 is a cross-sectional view illustrating a cross section taken along line D-D` in FIG. 9. FIG. 13 is a cross-sectional view taken along the line E-E` in FIG. 10. In the description of the present embodiment, with reference to the above-described embodiments, the connection structure of the first to fourth sub-modules, the second connection member, and the first and second bus bars will be further described. The description of the foregoing embodiments can be essentially combined with the description of this embodiment except for the changed part.
9 to 13, the
That is, the
In addition, the
Similarly, the
The photovoltaic device according to the embodiment includes a
The
As shown in FIG. 11, the
As illustrated in FIG. 12, the
Here, the exposed
That is, when viewed in a plane, directions of currents flowing through the
As shown in FIGS. 9, 10, and 13, the
In more detail, the
The
The
The
In this embodiment, the first to
In addition, the features, structures, effects and the like described in the embodiments are included in at least one embodiment of the present invention, and are not necessarily limited to only one embodiment. In addition, the features, structures, effects, and the like illustrated in the embodiments may be combined or modified with respect to other embodiments by those skilled in the art to which the embodiments belong. Therefore, it should be understood that the present invention is not limited to these combinations and modifications.
Although described above with reference to the embodiment is only an example and is not intended to limit the invention, those of ordinary skill in the art to which the present invention does not exemplify the above within the scope not departing from the essential characteristics of this embodiment It will be appreciated that many variations and applications are possible. For example, each component specifically shown in the embodiment can be modified. And differences relating to such modifications and applications will have to be construed as being included in the scope of the invention defined in the appended claims.
1 is a plan view illustrating a solar cell apparatus according to an embodiment.
2 is a plan view illustrating a submodule.
3 is a cross-sectional view illustrating a cross section taken along line AA ′ in FIG. 1.
4 is a cross-sectional view illustrating a cross section taken along line B-B 'of FIG. 1.
5 to 8 are cross-sectional views illustrating a method of manufacturing the solar cell apparatus according to the embodiment.
9 is a plan view illustrating a solar cell apparatus according to another embodiment.
10 is a plan view illustrating a process in which a first submodule and a second submodule are connected in series.
FIG. 11 is a cross-sectional view taken along the line CC ′ in FIG. 9.
12 is a cross-sectional view illustrating a cross section taken along line D-D` in FIG. 9.
FIG. 13 is a cross-sectional view taken along the line E-E` in FIG. 10.
Claims (13)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020090058830A KR101081065B1 (en) | 2009-06-30 | 2009-06-30 | Solar cell aparatus |
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KR1020090058830A KR101081065B1 (en) | 2009-06-30 | 2009-06-30 | Solar cell aparatus |
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KR20110001335A KR20110001335A (en) | 2011-01-06 |
KR101081065B1 true KR101081065B1 (en) | 2011-11-07 |
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KR1020090058830A KR101081065B1 (en) | 2009-06-30 | 2009-06-30 | Solar cell aparatus |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101283237B1 (en) * | 2011-10-31 | 2013-07-11 | 엘지이노텍 주식회사 | Solar apparatus |
JP7094668B2 (en) * | 2016-09-21 | 2022-07-04 | 株式会社東芝 | Solar cell module and photovoltaic system |
JP6851916B2 (en) * | 2016-09-23 | 2021-03-31 | 株式会社東芝 | Solar cell module and photovoltaic power generation system |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100654103B1 (en) | 2005-11-30 | 2006-12-06 | 한국전기연구원 | Dye-sensitized solar cell module using carbon nanotube electrode |
JP2009111034A (en) * | 2007-10-26 | 2009-05-21 | Sanyo Electric Co Ltd | Solar cell module and solar cell device using same |
KR100995073B1 (en) | 2004-04-23 | 2010-11-18 | 삼성에스디아이 주식회사 | Module of dye-sensitized solar cell and fabrication method thereof |
-
2009
- 2009-06-30 KR KR1020090058830A patent/KR101081065B1/en not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100995073B1 (en) | 2004-04-23 | 2010-11-18 | 삼성에스디아이 주식회사 | Module of dye-sensitized solar cell and fabrication method thereof |
KR100654103B1 (en) | 2005-11-30 | 2006-12-06 | 한국전기연구원 | Dye-sensitized solar cell module using carbon nanotube electrode |
JP2009111034A (en) * | 2007-10-26 | 2009-05-21 | Sanyo Electric Co Ltd | Solar cell module and solar cell device using same |
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