KR20130129552A - Solar cell module and solar power generation apparatus - Google Patents
Solar cell module and solar power generation apparatus Download PDFInfo
- Publication number
- KR20130129552A KR20130129552A KR1020120053523A KR20120053523A KR20130129552A KR 20130129552 A KR20130129552 A KR 20130129552A KR 1020120053523 A KR1020120053523 A KR 1020120053523A KR 20120053523 A KR20120053523 A KR 20120053523A KR 20130129552 A KR20130129552 A KR 20130129552A
- Authority
- KR
- South Korea
- Prior art keywords
- frame
- solar cell
- substrate
- front substrate
- inner frame
- Prior art date
Links
- 238000010248 power generation Methods 0.000 title description 3
- 239000000758 substrate Substances 0.000 claims abstract description 142
- 238000002347 injection Methods 0.000 claims description 41
- 239000007924 injection Substances 0.000 claims description 41
- 238000000034 method Methods 0.000 claims description 16
- 238000005507 spraying Methods 0.000 claims 1
- 239000007921 spray Substances 0.000 abstract description 3
- 239000004065 semiconductor Substances 0.000 description 10
- 239000012535 impurity Substances 0.000 description 7
- 238000002161 passivation Methods 0.000 description 6
- 239000010409 thin film Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000010408 film Substances 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000005341 toughened glass Substances 0.000 description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 229910052787 antimony Inorganic materials 0.000 description 2
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 2
- 229910052785 arsenic Inorganic materials 0.000 description 2
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 229910021419 crystalline silicon Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000005038 ethylene vinyl acetate Substances 0.000 description 2
- 229910052733 gallium Inorganic materials 0.000 description 2
- 229910052738 indium Inorganic materials 0.000 description 2
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002990 reinforced plastic Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S30/00—Structural details of PV modules other than those related to light conversion
- H02S30/10—Frame structures
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/10—Cleaning arrangements
-
- 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
Abstract
Description
The present invention relates to a solar cell module and a photovoltaic device.
With the recent prediction of the depletion of existing energy sources such as oil and coal, there is a growing interest in renewable energy to replace them, and attention has been paid to photovoltaic devices that produce electrical energy from solar energy.
Such a photovoltaic device includes a solar cell module that is waterproof in the form of a panel after several solar cells are connected in series or in parallel to obtain a desired output.
In general, a solar cell module having solar cells includes a plurality of solar cells arranged at regular intervals, a shield that maintains a gap between adjacent solar cells, and electrically connecting electrodes of adjacent solar cells. An interconnector, an upper and lower protective film for protecting the solar cells, a transparent member disposed on the protective film toward the light receiving surface of the solar cells, and a back sheet disposed under the lower protective film opposite to the light receiving surface.
The amount of power generation of the solar cell module is affected by the photoelectric conversion efficiency of the solar cells, but also by the external environment, that is, the amount of sunshine or the climate.
In particular, in an environment in which a large amount of foreign matter such as dust or sand is deposited, a large amount of foreign matter is deposited on the surface of the solar cell module, which hinders the incidence of solar light, thereby lowering the amount of generation of the solar cell module.
An object of the present invention is to provide a solar cell module and a photovoltaic device having a structure capable of removing foreign matters accumulated on the front substrate surface.
One example of a solar cell module according to the present invention includes a front substrate and a rear substrate disposed opposite the front substrate; A solar cell disposed between the front substrate and the rear substrate; And a frame disposed at edges of the front substrate and the rear substrate, wherein the frame includes an internal air passage through which air introduced from the outside moves inside the frame; and the air moving inside the frame is injected onto the front surface of the front substrate. It includes an injection unit.
Here, the frame may include an inner frame inserted into the edges of the front substrate and the rear substrate; and an outer frame spaced apart from the inner frame to form an internal air passage.
Here, the inner frame includes a first inner frame disposed on the front edge of the front substrate; A second inner frame disposed at edges of the front substrate and the rear substrate; And a third inner frame disposed at the rear edge of the rear substrate.
In addition, the outer frame includes a first outer frame spaced apart from the first inner frame; A second outer frame spaced apart from the second inner frame; And a third outer frame extending in a length direction from the third inner frame and connected to the second outer frame.
Here, the injection part may be formed at the ends of the first inner frame and the first outer frame by the first inner frame and the first outer frame.
In addition, the distance between the first inner frame and the first outer frame at the portion where the injection portion is formed may be narrower than the distance between the first inner frame and the first outer frame on the ends of the front substrate and the rear substrate.
In addition, ends of the first inner frame and the second inner frame disposed on the front edge of the front substrate may not overlap the solar cell.
In addition, the frame may further include a support frame extending from the outer frame and fastened with a support for supporting the solar cell module.
In addition, the frame may further include an inlet through which air is introduced from one side of the frame.
In addition, the inner air passage connected to the inner air passage formed in the first inner frame and the first outer frame from the inner air passage formed by the second inner frame and the second outer frame may include a curved surface.
Here, a portion where the first outer frame and the second outer frame are connected may include a curved surface.
The first inner frame may further include an auxiliary part protruding from the end of the first inner frame to protrude in the first outer frame direction in a direction inclined with the surface of the front substrate.
In addition, there may be one or a plurality of injection parts formed at the ends of the first inner frame and the first outer frame in the frame.
The gasket may further include a gasket between an inner side in which the front substrate and the rear substrate are inserted in the inner frame, and a front substrate and the rear substrate.
In addition, the solar cell apparatus according to the present invention is a front substrate and a rear substrate disposed to face the front substrate, a solar cell disposed between the front substrate and the rear substrate and the edge of the front substrate and the rear substrate A solar cell module comprising a frame disposed; And a motor for injecting air into the frame of the solar cell module, wherein the frame includes an internal air passage through which air introduced from the motor moves inside the frame, and air moving inside the frame by the front substrate. It is provided with an injection unit that is injected to the front of the.
The solar cell module and the solar cell apparatus according to the exemplary embodiment of the present invention can effectively remove foreign substances on the surface of the front substrate by arranging an internal air passage, which is a passage through which air moves, and an injection unit in which air is injected, in the frame. There is no need to have a removal device, which reduces manufacturing costs.
1 is a view for explaining an example of a photovoltaic device using a solar cell module according to the present invention.
FIG. 2 is a view for explaining an example of the remaining parts of the solar cell module illustrated in FIG. 1 except the frame in more detail.
3 is a view schematically illustrating the internal structure of the frame of the solar cell module viewed from the front.
4 is a side view of the solar cell module taken along the line IV-IV in FIG. 3.
FIG. 5 is a side view illustrating a solar cell module along a line VV in FIG. 3.
6 to 7 are views for explaining another example of the frame provided in the solar cell module according to the present invention.
8 to 9 are diagrams for explaining the injection unit of the frame according to the present invention.
10 is a view for explaining an example in which a gasket is further installed between the frame, the front substrate and the rear substrate in the solar cell module according to the present invention.
DETAILED DESCRIPTION Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In order to clearly illustrate the present invention in the drawings, portions not related to the description are omitted, and like reference numerals are given to similar portions throughout the specification.
Hereinafter, a solar cell module according to an embodiment of the present invention will be described with reference to the accompanying drawings.
1 is a view for explaining an example of a photovoltaic device using a solar cell module according to the present invention.
As shown in FIG. 1, the photovoltaic device using the solar cell module 10 according to the present invention includes a solar cell module 10 and a
Here, the solar cell module 10 functions to generate electricity by receiving light from the outside, and has at least one solar cell embedded therein and is protected by a
On the other hand, the
When the foreign matters such as dust or sand are deposited on the incident surface of the solar cell module 10, the
Since the
Hereinafter, the structure of the solar cell module 10 described above will be described in more detail.
FIG. 2 is a view for explaining an example of the remaining parts of the solar cell module illustrated in FIG. 1 except the frame in more detail.
Referring to FIG. 2, the solar cell module 10 according to the present invention includes a plurality of
The plurality of
Here, when the semiconductor substrate has a p-type conductivity type, the first impurity of the semiconductor substrate may be a trivalent element such as boron (B), gallium (Ga), or indium (In).
The second impurity of the emitter portion may be a pentavalent element such as phosphorus (P), arsenic (As), and antimony (Sb) when the emitter portion has an n-type conductivity type.
On the contrary, when the semiconductor substrate is of the n-type conductivity type, the first impurity may be a pentavalent element such as phosphorus (P), arsenic (As), antimony (Sb), etc., and the emitter portion may have a p-type conductivity type. In this case, the second impurity of the emitter portion may be a trivalent element such as boron (B), gallium (Ga), indium (In), or the like.
As such, the
The
The
The
The
The
In FIG. 2, a case where there are a plurality of
When the solar cell module 10 includes a thin film solar cell, the
Hereinafter, the
3 is a view schematically illustrating the internal structure of the frame of the solar cell module viewed from the front, FIG. 4 is a side view of the solar cell module taken along the line IV-IV in FIG. 3, and FIG. Figure is a side view of the solar cell module along the line V-V.
As shown in FIG. 3, the
To this end, the
Here, the inlet GI through which air is introduced from the outside may be formed at one side of the
As shown in FIG. 3, air introduced into the
As such, the air moving along the
More specifically, as shown in FIG. 4, the
Here, the first
In addition, the second
In addition, the third
In FIG. 4, the case in which the
In addition, the
Here, the first
In addition, the second
In addition, the third
In addition, as shown in FIG. 4, the injection parts GO are formed at the ends of the first
As such, the distance D2 between the first
More specifically, the first
Accordingly, the width D2 of the injection part GO positioned at the end of the first
As described above, as the width D2 of the injection unit GO becomes relatively narrower, air moving along the
In addition, ends of the first
That is, the L2 line formed by the ends of the first
As described above, the ends of the first
In FIG. 4, the end of the third
In addition, the
As shown in FIG. 4, the
As such, the
In addition, an inlet GI through which air is introduced from the outside may be formed at one side of the
As such, the
As such, the
For example, it may be changed as shown in FIGS. 6 to 7.
6 to 7 are views for explaining another example of the frame provided in the solar cell module according to the present invention.
In FIG. 6 to FIG. 7, only portions different from those of the
As shown in FIG. 6, first, another example of the
To this end, the thickness of the first
Accordingly, an inner surface of the first
In addition, a portion where the first
As such, when the air moves from the
Accordingly, it is possible to minimize the decrease in the speed of the air discharged through the injection unit (GO), it is possible to more effectively remove the foreign matter deposited on the front surface of the
In addition, the first
That is, as shown in FIG. 7, the
Here, the space between the
As described above, since the first
In this case, the interval between the
Hereinafter, the injection unit GO according to the present invention will be described.
8 to 9 are diagrams for explaining the injection unit of the frame according to the present invention.
8 to 9 schematically show a part of the injection unit GO. 8 to 9, only the injection part GO of the
In the
That is, as shown in FIG. 8, the injection part GO may be formed without a portion where the ends of the first
In addition, unlike FIG. 8, as illustrated in FIG. 9, a plurality of injection units GO may be provided.
That is, as shown in FIG. 9, the ends of the first
As such, whether one or more injection parts (GOs) formed at the ends of the first inner frame (210a) and the first outer frame (220a) are formed as one or a plurality of air pressures are introduced into the frame (200) or the injection part (GO). It may be selected in consideration of the flow rate of the air injected through the).
In addition, in the solar cell module 10 according to the present invention, a gasket may be further disposed between the
10 is a view for explaining an example in which a gasket is further installed between the frame, the front substrate and the rear substrate in the solar cell module according to the present invention.
As shown in FIG. 10, the solar cell module 10 according to the present invention includes an inner side, a
As such, the solar cell module 10 further includes a
The
In this case, an end of the
As described above, the solar cell module 10 according to the present invention can effectively remove foreign substances deposited on the
In addition, the injection unit (GO) is included in the
It will be apparent to those skilled in the art that various modifications, substitutions and substitutions are possible, without departing from the scope and spirit of the invention as disclosed in the accompanying claims. will be. Accordingly, the embodiments disclosed in the present invention and the accompanying drawings are not intended to limit the technical spirit of the present invention but to describe the present invention, and the scope of the technical idea of the present invention is not limited by the embodiments and the accompanying drawings. . The protection scope of the present invention should be interpreted by the following claims, and all technical ideas within the equivalent scope should be interpreted as being included in the scope of the present invention.
Claims (16)
A solar cell disposed between the front substrate and the rear substrate; And
And a frame disposed at an edge of the front substrate and the rear substrate.
The frame may include an internal air passage through which air introduced from the outside moves inside the frame, and an injection unit through which air moving inside the frame is sprayed onto the front surface of the front substrate.
The frame is
An inner frame inserted into an inner edge of the front substrate and the rear substrate; and
And an outer frame spaced apart from the inner frame to form the inner air passage.
The inner frame
A first inner frame disposed on an edge front of the front substrate;
A second inner frame disposed at edges of the front substrate and the rear substrate; And
And a third inner frame disposed at the rear edge of the rear substrate.
The outer frame
A first outer frame spaced apart from the first inner frame;
A second outer frame spaced apart from the second inner frame; And
And a third outer frame extending in a length direction from the third inner frame and connected to the second outer frame.
The injection unit is formed at the ends of the first inner frame and the first outer frame by the first inner frame and the first outer frame.
The solar cell having a spacing between the first inner frame and the first outer frame at a portion where the spraying part is formed is narrower than a gap between the first inner frame and the first outer frame on an end of the front substrate and the rear substrate. module.
The end of the first inner frame and the second inner frame disposed on the front edge of the front substrate does not overlap with the solar cell.
The frame further includes a support frame extending from the outer frame and the support frame is fastened to the support for supporting the solar cell module.
The frame is
The solar cell module further comprises an inlet through which air is introduced from the outside to one side of the frame.
The inner air passage connected to the inner air passage formed in the first inner frame and the first outer frame from the inner air passage formed by the second inner frame and the second outer frame includes a curved surface.
The portion where the first outer frame and the second outer frame are connected includes a curved surface.
The first inner frame is
And an auxiliary part protruding from the end of the first inner frame in the direction of the first outer frame in a direction inclined with the surface of the front substrate.
The solar cell module is one injection unit formed at the end of the first inner frame and the first outer frame in the frame.
The solar cell module of the plurality of the injection portion formed in the end of the first inner frame and the first outer frame in the frame.
The solar cell module further comprises a gasket between the front substrate and the rear substrate is inserted into the inner substrate and the front substrate and the rear substrate.
And a motor for injecting air into the frame of the solar cell module.
The frame includes a solar cell including an internal air passage through which the air introduced from the motor moves inside the frame and an injection unit through which air moving inside the frame is sprayed onto the front surface of the front substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020120053523A KR101358495B1 (en) | 2012-05-21 | 2012-05-21 | Solar cell module and solar power generation apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020120053523A KR101358495B1 (en) | 2012-05-21 | 2012-05-21 | Solar cell module and solar power generation apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20130129552A true KR20130129552A (en) | 2013-11-29 |
| KR101358495B1 KR101358495B1 (en) | 2014-02-07 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020120053523A KR101358495B1 (en) | 2012-05-21 | 2012-05-21 | Solar cell module and solar power generation apparatus |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR101358495B1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102091090B1 (en) * | 2019-10-24 | 2020-03-23 | 이강복 | Soundproofing wall with solar module |
| KR102389055B1 (en) * | 2021-09-14 | 2022-04-22 | 현대에코산업(주) | Monolithic functional soundproof wall for amalgamate |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101708244B1 (en) * | 2010-12-31 | 2017-02-20 | 엘지전자 주식회사 | Solar power generation apparatus |
-
2012
- 2012-05-21 KR KR1020120053523A patent/KR101358495B1/en active IP Right Grant
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102091090B1 (en) * | 2019-10-24 | 2020-03-23 | 이강복 | Soundproofing wall with solar module |
| KR102389055B1 (en) * | 2021-09-14 | 2022-04-22 | 현대에코산업(주) | Monolithic functional soundproof wall for amalgamate |
| WO2023042982A1 (en) * | 2021-09-14 | 2023-03-23 | 현대에코산업㈜ | Integral hybrid functional soundproof wall |
Also Published As
| Publication number | Publication date |
|---|---|
| KR101358495B1 (en) | 2014-02-07 |
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