CN111653640A - Colorful photovoltaic module and colorizing method thereof - Google Patents
Colorful photovoltaic module and colorizing method thereof Download PDFInfo
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- CN111653640A CN111653640A CN202010525897.5A CN202010525897A CN111653640A CN 111653640 A CN111653640 A CN 111653640A CN 202010525897 A CN202010525897 A CN 202010525897A CN 111653640 A CN111653640 A CN 111653640A
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000000576 coating method Methods 0.000 claims description 13
- 239000003292 glue Substances 0.000 claims description 12
- 239000011248 coating agent Substances 0.000 claims description 10
- 238000001035 drying Methods 0.000 claims description 9
- 238000002834 transmittance Methods 0.000 claims description 6
- 238000005245 sintering Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 10
- 238000010248 power generation Methods 0.000 abstract description 8
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 4
- 238000007650 screen-printing Methods 0.000 description 4
- 238000010146 3D printing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 239000002313 adhesive film Substances 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002688 persistence Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007788 roughening Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000016776 visual perception Effects 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/048—Encapsulation of modules
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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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Abstract
The invention relates to a colored photovoltaic module and a colorizing method thereof, wherein the colored photovoltaic module comprises a front plate, a solar cell bonding layer and a back plate which are laminated in sequence, the front plate and/or the back plate have light transmission, and color blocks or color bands are covered on the front plate and/or the back plate; the color blocks or color bands are uniformly distributed on the inner side and/or the outer side of the front plate and/or the back plate in a staggered mode, and the ratio of the total area of the color blocks or the color bands to the total area of non-color blocks or non-color bands is 31-50%. The invention has the beneficial effects that: the size of the color blocks or color bands on the front plate and/or the back plate of the photovoltaic module is adjusted, the ratio of the total area of the color blocks or the color bands to the total area of the non-color blocks or the non-color bands is reasonably matched, and the balance between the color effect and the power generation performance required by the photovoltaic module is realized.
Description
Technical Field
The invention relates to the technical field of solar power generation, in particular to a colorful photovoltaic module and a colorizing method thereof.
Background
Global climate is gradually warmed up, greenhouse effect is continuously accumulated, non-renewable energy is gradually consumed, solar energy is used as clean renewable energy, application fields of the solar energy are more and more extensive, multiple fields such as photovoltaic building materials, solar automobiles, solar bags and solar pavements are related, and with the continuous reduction of the price of raw materials of solar cells and the gradual maturity of solar power generation technology, solar power generation will meet wider development space.
Because the traditional solar cell has a single color, generally black, green or blue, and cannot meet aesthetic requirements under various application scenes, the application is very abrupt, the application field cannot be matched with the application scenes, and the visual perception of a user is influenced, so that the change of the color of the traditional photovoltaic module is particularly important, and because most of the photovoltaic modules adopt a sandwich laminated structure, namely a front plate, a glue film, a solar cell, a glue film and a back plate are laminated to form the photovoltaic module, the utility model with the patent application number of CN201220110045.0 discloses the colorization of the photovoltaic module by changing the color of the glue film in the laminated structure, but the method has higher requirement on the balance degree of the glue film color, and can cause the reduction of the module power after the colored glue film is used, and the overall color effect of the photovoltaic module is poorer; the invention patent with the patent application number of CN201110225590.4 discloses that a color layer is drawn on a solar cell in a screen printing or film plating mode so as to achieve the purpose of changing the color of the solar cell, but the method has the disadvantages of complex process, high production cost and poor consistency of the color of the cell, so that the color of the whole photovoltaic module is not uniform; the utility model patent application No. CN201822157234.3 discloses a mode through covering color spot or typewriter ribbon on the front bezel realizes photovoltaic module's colorization, and this mode feasibility is stronger, still has the space that improves the promotion to realize the optimal solution between photovoltaic module generated power and the colorization.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to improve the power generation power and colorization effect of a photovoltaic module in the prior art, a colorized photovoltaic module and a colorizing method thereof are provided.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a color photovoltaic module comprises a front plate, a solar cell bonding layer and a back plate which are sequentially laminated; the front plate and/or the back plate has light transmittance, and color blocks or color bands are covered on the front plate and/or the back plate; the color blocks or color bands are uniformly distributed on the inner side and/or the outer side of the front plate and/or the back plate in a staggered mode, and the ratio of the total area of the color blocks or the color bands to the total area of non-color blocks or non-color bands is 31-50%.
Furthermore, the solar cell bonding layer comprises an adhesive film layer and a solar cell layer.
Further, the distance between the geometric centers of the adjacent color blocks is 2-3 mm.
Preferably, the shape of the color block is circular, and the radius of the color block is 0.8-1 mm.
Preferably, the shape of the color block is rectangular, and the side length of the color block is 1-2 mm.
Preferably, the shape of the color blocks is a star shape.
Furthermore, the intersection of the color bands is a non-color band, the width of the color bands is 0.7-1 mm, and the distance between the two adjacent parallel color bands is 1-2 mm.
A color photovoltaic module comprises a front plate, a solar cell bonding layer and a back plate which are sequentially laminated; the front plate and/or the back plate has light transmittance, and color blocks are covered on the front plate and/or the back plate; the color blocks are uniformly distributed on the inner side and/or the outer side of the front plate and/or the back plate, light-transmitting blocks are arranged in the color blocks, the light-transmitting blocks are uniformly distributed in a staggered mode, and the ratio of the total area of the light-transmitting blocks to the total area of the color blocks is 50% -85%; the solar cell bonding layer comprises a glue film layer and a solar cell layer.
Furthermore, the solar cell bonding layer comprises an adhesive film layer and a solar cell layer.
Furthermore, the distance between the geometric centers of the adjacent light-transmitting blocks is 2-3 mm.
Preferably, the shape of the light-transmitting block is circular, and the radius of the light-transmitting block is 0.8-1 mm.
Preferably, the shape of the light-transmitting block is rectangular, and the side length of the light-transmitting block is 1-2 mm.
Preferably, the shape of the light-transmitting block is star-shaped.
A colorizing method of a colorful photovoltaic module specifically comprises the following steps:
s01, coating a layer of color developing ink on the inner side and/or the outer side of the front plate and/or the back plate;
s02, carrying out low-temperature drying treatment on the color developing ink;
s03, coating a layer of bottom color ink on the inner side and/or the outer side of the front plate and/or the back plate;
s04, carrying out low-temperature drying treatment on the base color ink;
s05, coating a layer of reflective ink on the inner side and/or the outer side of the front plate and/or the back plate;
s06, drying the reflective ink at a low temperature;
and S07, sintering the front plate or the back plate coated with the ink at high temperature.
Further, the step S01 is preceded by the step S00: the inner and/or outer sides of the front and/or back plates are roughened.
Further, the base ink is the same type of ink as the reflective ink.
The invention has the beneficial effects that: the size of the color blocks or color bands on the front plate and/or the back plate of the photovoltaic module is adjusted, the ratio of the total area of the color blocks or the color bands to the total area of the non-color blocks or the non-color bands is reasonably matched, and the balance between the color effect and the power generation performance required by the photovoltaic module is realized.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of a prior art photovoltaic module lamination mechanism;
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is a schematic diagram of color block distribution on a front plate or a back plate of a color photovoltaic module provided in embodiment 1 of the present invention;
FIG. 4 is an enlarged view of portion B of FIG. 3;
fig. 5 is a schematic diagram of the distribution of light-transmitting blocks on the front plate or the back plate of the color photovoltaic module provided in embodiment 2 of the present invention;
FIG. 6 is an enlarged view of portion C of FIG. 5;
fig. 7 is a schematic diagram of the distribution of color tapes on the front or back plate of the color photovoltaic module provided in embodiment 3 of the present invention;
fig. 8 is an enlarged view of a portion D in fig. 7.
In the figure:
1. a photovoltaic module;
2. a solar cell bonding layer; 21. a glue film layer; 22. a solar cell layer;
3. a front plate; 4. a back plate;
5. color blocks; 6. a light-transmitting block; 7. a color ribbon.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
The colorizing method of the colored photovoltaic module provided by the embodiment of the invention specifically comprises the following steps of:
s00, roughening the inner side and/or the outer side of the front plate 3 and/or the back plate 4;
the inner side and/or the outer side of the front plate 3 and/or the back plate 4 can be roughened before being coated with the color ink, so that the adhesive force of the ink can be increased, and the surface coated with the color ink can be converted into diffuse reflection from the mirror reflection before being roughened, so that the coloring and color developing effects are better.
S01, coating a layer of color developing ink on the inner side and/or the outer side of the front plate 3 and/or the back plate 4;
the developing ink can be high-temperature resistant ink or low-temperature ink, the developing ink is a substrate layer, and the coating method can be screen printing or 3D printing and other technologies.
S02, carrying out low-temperature drying treatment on the color developing ink;
s03, coating a layer of bottom color ink on the inner side and/or the outer side of the front plate and/or the back plate;
the base color ink can also be high-temperature resistant ink or low-temperature resistant ink, the base color ink is coated on the upper layer of color development ink, and the coating method can be screen printing or 3D printing and other technologies.
S04, carrying out low-temperature drying treatment on the base color ink;
s05, coating a layer of reflective ink on the inner side and/or the outer side of the front plate and/or the back plate;
the reflective ink can also be high-temperature-resistant ink or low-temperature-resistant ink, the reflective ink and the ground color ink can be made of the same material, the reflective ink is coated on the upper layer of the ground color ink, and the coating method can be screen printing or 3D printing and other technologies.
S06, drying the reflective ink at a low temperature;
and S07, sintering the front plate or the back plate coated with the ink at high temperature.
The specific implementation manner of the color photovoltaic module provided by the embodiment of the invention is as follows:
example one
As shown in fig. 1-2, the photovoltaic module 1 mostly adopts a sandwich laminated structure, and the laminated structure sequentially comprises a front plate 3, a glue film layer 21, a solar cell layer 22, a glue film layer 21, and a back plate 4, and the photovoltaic module 1 is formed after lamination, so that the color photovoltaic module 1 of the present invention realizes a color effect when viewing by using a persistence effect of human vision by uniformly distributing color blocks 5 on the inner side and/or the outer side of the light-transmitting front plate 3 and/or the light-transmitting back plate 4 in a staggered manner.
Most of the traditional photovoltaic modules 1 are single-sided to receive light, so that the color blocks 5 only need to be coated on the inner side or the outer side of the light-transmitting front plate 3, and the color blocks 5 can be coated on the inner side and the outer side of the light-transmitting front plate 3 simultaneously; if the photovoltaic module 1 is double-sided and light-receiving, the color block 5 can be coated on the inner side or the outer side of the light-transmitting front plate 3, or coated on the inner side or the outer side of the light-transmitting back plate 4, or the color block 5 can be coated on the inner side and the outer side of the light-transmitting front plate 3 and the light-transmitting back plate 4 at the same time.
The coating color blocks 5 can be round, rectangular or star-shaped as shown in fig. 3-4, the color blocks 5 are uniformly distributed in a staggered mode, and the ratio of the total area of the color blocks 5 to the total area of non-color blocks is 31% -50%, so that the color effect of the photovoltaic module 1 can be ensured, and the photovoltaic module can be ensured to have proper light transmittance without influencing the power generation efficiency and avoid the problem of light spots.
In order to achieve the ratio of the total area of the color blocks 5 to the total area of non-color blocks, the distance between the geometric centers of two adjacent color blocks 5 is 2-3 mm, and if the shape of the color blocks 5 is circular, the radius of the circular color blocks 5 is 0.8-1 mm; if the color block 5 is rectangular, the side length of the rectangular color block 5 is 1-2 mm; in addition, the shape of the color block 5 may be a star shape.
Example two
In the embodiment of the invention, the color blocks 5 are coated on the inner side and/or the outer side of the light-transmitting front plate 3 and/or the light-transmitting back plate 4 of the photovoltaic module 1, if the photovoltaic module 1 is single-sided to receive light, the color blocks 5 only need to be coated on the inner side or the outer side of the light-transmitting front plate 3, or the color blocks 5 can be coated on the inner side and the outer side of the light-transmitting front plate 3 simultaneously; if the photovoltaic module 1 is double-sided and light-receiving, the color block 5 can be coated on the inner side or the outer side of the light-transmitting front plate 3, or coated on the inner side or the outer side of the light-transmitting back plate 4, or the color block 5 can be coated on the inner side and the outer side of the light-transmitting front plate 3 and the light-transmitting back plate 4 at the same time.
As shown in fig. 5-6, the light-transmitting blocks 6 are arranged in the coated color blocks 5, the light-transmitting blocks 6 can be circular, rectangular or star-shaped and are uniformly distributed in a staggered manner, and the ratio of the total area of the light-transmitting blocks 6 to the total area of the color blocks 5 is 50% -85%, so that the color effect of the photovoltaic module 1 can be ensured, and the photovoltaic module can be ensured to have proper light transmittance without affecting the power generation efficiency and avoid generating light spots.
In order to achieve the ratio of the total area of the light-transmitting blocks 6 to the total area of the color blocks 5, the distance between the geometric centers of two adjacent light-transmitting blocks 6 is 2-3 mm, and if the light-transmitting blocks 6 are circular, the radius of the circular light-transmitting blocks 6 is 0.8-1 mm; if the shape of the light-transmitting block 6 is rectangular, the side length of the rectangular light-transmitting block 6 is 1-2 mm; further, the shape of the light-transmitting block 6 may be a star shape.
EXAMPLE III
In the embodiment of the invention, the color tapes 7 are coated on the inner side and/or the outer side of the light-transmitting front plate 3 and/or the light-transmitting back plate 4 of the photovoltaic module 1, if the photovoltaic module 1 is single-sided to receive light, the color tapes 7 only need to be coated on the inner side or the outer side of the light-transmitting front plate 3, or the color tapes 7 can be coated on the inner side and the outer side of the light-transmitting front plate 3 simultaneously; if the photovoltaic module 1 is double-sided to receive light, the color ribbon 7 may be coated on the inner side or the outer side of the light-transmitting front plate 3, or on the inner side or the outer side of the light-transmitting back plate 4, or the color ribbon 7 may be coated on both the inner side and the outer side of the light-transmitting front plate 3 and the light-transmitting back plate 4.
As shown in fig. 7 to 8, the ratio of the total area of the color bands 7 to the total area of the non-color bands is 31% to 50%, the color bands 7 are uniformly distributed in a grid shape in a staggered manner, the intersection of two color bands 7 is a non-color band, the width of the color band 7 is 0.7 to 1mm, and the distance between two adjacent parallel color bands 7 is 1 to 2 mm.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (16)
1. The utility model provides a colored photovoltaic module, includes front bezel, solar cell tie coat, the backplate that laminates in proper order which characterized in that: the front plate and/or the back plate has light transmittance, and color blocks or color bands are covered on the front plate and/or the back plate; the color blocks or color bands are uniformly distributed on the inner side and/or the outer side of the front plate and/or the back plate in a staggered mode, and the ratio of the total area of the color blocks or the color bands to the total area of non-color blocks or non-color bands is 31-50%.
2. A color photovoltaic module according to claim 1, wherein: the solar cell bonding layer comprises a glue film layer and a solar cell layer.
3. A color photovoltaic module according to claim 1, wherein: and the distance between the geometric centers of the adjacent color blocks is 2-3 mm.
4. A color photovoltaic module according to claim 3, wherein: the color block is circular, and the radius of the color block is 0.8-1 mm.
5. A color photovoltaic module according to claim 3, wherein: the color block is rectangular, and the side length of the color block is 1-2 mm.
6. A color photovoltaic module according to claim 3, wherein: the shape of the color blocks is star-shaped.
7. A color photovoltaic module according to claim 1, wherein: the intersection of typewriter ribbon is the non-typewriter ribbon, the width of typewriter ribbon is 0.7 ~ 1mm, two adjacent parallels the distance between the typewriter ribbon is 1 ~ 2 mm.
8. The utility model provides a colored photovoltaic module, includes front bezel, solar cell tie coat, the backplate that laminates in proper order which characterized in that: the front plate and/or the back plate has light transmittance, and color blocks are covered on the front plate and/or the back plate; the color blocks are uniformly distributed on the inner side and/or the outer side of the front plate and/or the back plate, light-transmitting blocks are arranged in the color blocks, the light-transmitting blocks are uniformly distributed in a staggered mode, and the ratio of the total area of the light-transmitting blocks to the total area of the color blocks is 50% -85%; the solar cell bonding layer comprises a glue film layer and a solar cell layer.
9. A color photovoltaic module according to claim 8, wherein: the solar cell bonding layer comprises a glue film layer and a solar cell layer.
10. A color photovoltaic module according to claim 8, wherein: the distance between the geometric centers of the adjacent light-transmitting blocks is 2-3 mm.
11. A color photovoltaic module according to claim 10, wherein: the shape of the light-transmitting block is circular, and the radius of the light-transmitting block is 0.8-1 mm.
12. A color photovoltaic module according to claim 10, wherein: the shape of the light-transmitting block is rectangular, and the side length of the light-transmitting block is 1-2 mm.
13. A color photovoltaic module according to claim 10, wherein: the shape of the light-transmitting block is star-shaped.
14. A colorization method of a colorful photovoltaic module is characterized by comprising the following steps:
s01, coating a layer of color developing ink on the inner side and/or the outer side of the front plate and/or the back plate;
s02, carrying out low-temperature drying treatment on the color developing ink;
s03, coating a layer of bottom color ink on the inner side and/or the outer side of the front plate and/or the back plate;
s04, carrying out low-temperature drying treatment on the base color ink;
s05, coating a layer of reflective ink on the inner side and/or the outer side of the front plate and/or the back plate;
s06, drying the reflective ink at a low temperature;
and S07, sintering the front plate or the back plate coated with the ink at high temperature.
15. A colorization method for a color photovoltaic module as recited in claim 14, wherein: the step S01 is preceded by the step S00: the inner and/or outer sides of the front and/or back plates are roughened.
16. A colorization method for a color photovoltaic module as recited in claim 14, wherein: the base ink is the same type of ink used as the reflective ink.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010525897.5A CN111653640A (en) | 2020-06-10 | 2020-06-10 | Colorful photovoltaic module and colorizing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010525897.5A CN111653640A (en) | 2020-06-10 | 2020-06-10 | Colorful photovoltaic module and colorizing method thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113327994A (en) * | 2021-07-06 | 2021-08-31 | 友达光电股份有限公司 | Solar module |
| CN115602739A (en) * | 2022-11-04 | 2023-01-13 | 新源劲吾（北京）科技有限公司（Cn） | Photovoltaic module and preparation method thereof |
| CN115642185A (en) * | 2022-11-04 | 2023-01-24 | 新源劲吾(北京)科技有限公司 | Color photovoltaic module capable of improving light transmittance and preparation method and application thereof |
| WO2023029612A1 (en) * | 2021-09-01 | 2023-03-09 | 隆基绿能科技股份有限公司 | Color laminated photovoltaic device |
| CN116093196A (en) * | 2022-11-08 | 2023-05-09 | 新源劲吾(北京)科技有限公司 | Preparation method of color backboard, color photovoltaic module and preparation method of color photovoltaic module |
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2020
- 2020-06-10 CN CN202010525897.5A patent/CN111653640A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113327994A (en) * | 2021-07-06 | 2021-08-31 | 友达光电股份有限公司 | Solar module |
| WO2023279274A1 (en) * | 2021-07-06 | 2023-01-12 | 友达光电股份有限公司 | Solar module |
| WO2023029612A1 (en) * | 2021-09-01 | 2023-03-09 | 隆基绿能科技股份有限公司 | Color laminated photovoltaic device |
| CN115602739A (en) * | 2022-11-04 | 2023-01-13 | 新源劲吾（北京）科技有限公司（Cn） | Photovoltaic module and preparation method thereof |
| CN115642185A (en) * | 2022-11-04 | 2023-01-24 | 新源劲吾(北京)科技有限公司 | Color photovoltaic module capable of improving light transmittance and preparation method and application thereof |
| CN115642185B (en) * | 2022-11-04 | 2024-02-23 | 新源劲吾(北京)科技有限公司 | Color photovoltaic assembly capable of improving light transmittance and preparation method and application thereof |
| CN116093196A (en) * | 2022-11-08 | 2023-05-09 | 新源劲吾(北京)科技有限公司 | Preparation method of color backboard, color photovoltaic module and preparation method of color photovoltaic module |
| CN116093196B (en) * | 2022-11-08 | 2024-01-23 | 新源劲吾(北京)科技有限公司 | Preparation method of color backboard, color photovoltaic module and preparation method of color photovoltaic module |
| CN117038784A (en) * | 2023-08-01 | 2023-11-10 | 新源劲吾(北京)科技有限公司 | Efficient color photovoltaic manufacturing method |
| CN117038784B (en) * | 2023-08-01 | 2024-02-02 | 新源劲吾(北京)科技有限公司 | Efficient color photovoltaic manufacturing method |
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