CN112331731A - Increase colored photovoltaic module of incident light - Google Patents
Increase colored photovoltaic module of incident light Download PDFInfo
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- CN112331731A CN112331731A CN202011413181.2A CN202011413181A CN112331731A CN 112331731 A CN112331731 A CN 112331731A CN 202011413181 A CN202011413181 A CN 202011413181A CN 112331731 A CN112331731 A CN 112331731A
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- 238000003486 chemical etching Methods 0.000 claims description 4
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 4
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- 238000009792 diffusion process Methods 0.000 claims description 3
- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 3
- 238000010329 laser etching Methods 0.000 claims description 3
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- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 3
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 229920002223 polystyrene Polymers 0.000 claims description 3
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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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- 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
- H01L31/054—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means
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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
- H01L31/054—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means
- H01L31/0547—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means comprising light concentrating means of the reflecting type, e.g. parabolic mirrors, concentrators using total internal reflection
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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
- Y02E10/52—PV systems with concentrators
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- Photovoltaic Devices (AREA)
Abstract
The invention belongs to the technical field of photovoltaic modules, and particularly relates to a color photovoltaic module for increasing incident light. The color photovoltaic module for increasing incident light sequentially comprises a color ink layer, a white ink layer, a light guide layer and a photovoltaic module from top to bottom, wherein the thickness of the light guide layer is 0.1-10 mm. Through setting up the leaded light layer among this technical scheme, will shine the sunlight on the leaded light layer and lead to photovoltaic module on, promote colored photovoltaic module's efficiency by a wide margin. Set up white black layer and various black layer on the leaded light layer, when needs change the pattern, can directly tear the leaded light layer, change into the leaded light layer that has new pattern, improved the convenience of changing the pattern, be favorable to improving the work efficiency of changing the pattern.
Description
Technical Field
The invention belongs to the technical field of photovoltaic modules, and particularly relates to a color photovoltaic module for increasing incident light.
Background
With the development of world industry, the exhaustion of energy sources such as petroleum, natural gas and coal in one day, and the continuous exploration of new energy sources by human beings, the solar photovoltaic module power generation utilization technology is greatly developed.
Along with people's constantly promotion to aesthetic requirements, architectural decoration photovoltaic module takes place at the ready, and colored photovoltaic module has walked into the field of vision of masses gradually, and colored photovoltaic module forms the pattern through colored ink, and colored photovoltaic module has increased photovoltaic module's aesthetic effect by a wide margin. However, the color ink layer has a strong shielding effect on solar light, the shielded photovoltaic wafer is used as a load to consume energy generated by other illuminated solar photovoltaic modules, the shielded photovoltaic wafer can generate heat at the moment to form a hot spot effect, and the hot spot effect seriously reduces the efficiency of the photovoltaic wafer.
Disclosure of Invention
In order to solve the technical problem, the invention provides a color photovoltaic module for increasing incident light, which sequentially comprises a color ink layer, a white ink layer, a light guide layer and a photovoltaic module from top to bottom, wherein the thickness of the light guide layer is 0.1-10 mm.
Preferably, the length and the width of the color ink layer are the same as those of the white ink layer, the length and the width of the light guide layer are longer than those of the white ink layer, and the length and the width of the light guide layer are the same as those of the photovoltaic module.
Preferably, aluminum alloy frames are arranged on the periphery of the light guide layer and the periphery of the photovoltaic assembly.
Preferably, the length and the width of the color ink layer are the same as those of the white ink layer, the length and the width of the light guide layer are smaller than those of the photovoltaic module, an aluminum alloy frame is arranged around the photovoltaic module, and a light reflecting block is arranged between the aluminum alloy frame and the light guide layer.
Preferably, the periphery of the light guide layer is bent upwards to form a bent part.
Preferably, the peripheries of the photovoltaic module and the bending part are provided with aluminum alloy frames.
Preferably, the thickness of the light guide layer is 3-10mm, and the upper surface of the light guide layer is provided with a plurality of grooves or the lower surface of the light guide layer is in a sawtooth shape.
Preferably, the groove on the upper surface of the light guide layer is formed by at least one method selected from the group consisting of a laser etching method, a chemical etching method, a precision mechanical etching method, a photolithography method, and an internal diffusion method.
Preferably, the thickness of leaded light layer is less than 3mm, the upper surface on leaded light layer is printed on the reflection of light printing ink layer.
Preferably, the material of the light guide layer is at least one selected from polycarbonate, polymethyl methacrylate, polyethylene terephthalate, polyvinyl chloride, polypropylene, polyethylene, polystyrene, polyvinylidene fluoride, and ethylene vinyl acetate copolymer.
Has the advantages that: through setting up the leaded light layer among this technical scheme, will shine the sunlight on the leaded light layer and lead to photovoltaic module on, promote colored photovoltaic module's efficiency by a wide margin. Set up white black layer and various black layer on the leaded light layer, when needs change the pattern, can directly tear the leaded light layer, change into the leaded light layer that has new pattern, improved the convenience of changing the pattern, be favorable to improving the work efficiency of changing the pattern.
Drawings
Fig. 1 is an overall structural front view of a color photovoltaic module in example 1.
Fig. 2 is a top view of the overall structure of the color photovoltaic module of example 1.
Fig. 3 is an overall structural front view of the color photovoltaic module in example 2.
Fig. 4 is a top view of the overall structure of the color photovoltaic module of example 2.
Fig. 5 is an overall structural front view of the colored photovoltaic module in example 3.
Fig. 6 is a top view of the overall structure of the color photovoltaic module of example 3.
Fig. 7 is an overall structural front view of the color photovoltaic module in example 4.
Fig. 8 is an overall structural front view of the colored photovoltaic module in example 5.
1-color ink layer, 2-white ink layer, 3-light guide layer, 4-photovoltaic component, 5-aluminum alloy frame, 6-reflective block, 7-bending part,
8-groove, 9-reflecting ink layer.
Detailed Description
For purposes of the following detailed description, it is to be understood that the invention may assume various alternative variations and step sequences, except where expressly specified to the contrary. Moreover, other than in any operating examples, or where otherwise indicated, all numbers expressing, for example, quantities of ingredients used in the specification and claims are to be understood as being modified in all instances by the term "about". Accordingly, unless indicated to the contrary, the numerical parameters set forth in the following specification and attached claims are approximations that may vary depending upon the desired properties to be obtained by the present invention. At the very least, and not as an attempt to limit the application of the doctrine of equivalents to the scope of the claims, each numerical parameter should at least be construed in light of the number of reported significant digits and by applying ordinary rounding techniques.
Notwithstanding that the numerical ranges and parameters setting forth the broad scope of the invention are approximations, the numerical values set forth in the specific examples are reported as precisely as possible. Any numerical value, however, inherently contains certain errors necessarily resulting from the standard deviation found in their respective testing measurements.
When a range of values is disclosed herein, the range is considered to be continuous and includes both the minimum and maximum values of the range, as well as each value between such minimum and maximum values. Further, when a range refers to an integer, each integer between the minimum and maximum values of the range is included. Further, when multiple range-describing features or characteristics are provided, the ranges may be combined. In other words, unless otherwise indicated, all ranges disclosed herein are to be understood to encompass any and all subranges subsumed therein. For example, a stated range from "1 to 10" should be considered to include any and all subranges between the minimum value of 1 and the maximum value of 10. Exemplary subranges of the range 1 to 10 include, but are not limited to, 1 to 6.1, 3.5 to 7.8, 5.5 to 10, and the like.
In order to solve the technical problem, the invention provides a color photovoltaic module for increasing incident light, which sequentially comprises a color ink layer, a white ink layer, a light guide layer and a photovoltaic module from top to bottom, wherein the thickness of the light guide layer is 0.1-10 mm.
As a preferred technical scheme, the length and the width of the color ink layer are the same as those of the white ink layer, the length and the width of the light guide layer are both longer than those of the white ink layer, and the length and the width of the light guide layer are the same as those of the photovoltaic module.
As an optimal technical scheme, aluminum alloy frames are arranged on the periphery of the light guide layer and the periphery of the photovoltaic assembly.
As a preferred technical scheme, the length and the width of the color ink layer are the same as those of the white ink layer, the length and the width of the light guide layer are smaller than those of the photovoltaic module, aluminum alloy frames are arranged around the photovoltaic module, and reflective blocks are arranged between the aluminum alloy frames and the light guide layer.
As a preferred technical scheme, the periphery of the light guide layer is bent upwards to form a bending part.
As an optimal technical scheme, aluminum alloy frames are arranged on the periphery of the photovoltaic module and the bent part.
As a preferred technical scheme, the thickness of the light guide layer is 3-10mm, and the upper surface of the light guide layer is provided with a plurality of grooves or the lower surface of the light guide layer is in a sawtooth shape.
As a preferable technical solution, the method for forming the groove on the upper surface of the light guide layer is at least one selected from a laser etching method, a chemical etching method, a precision mechanical engraving method, a photolithography method, and an internal diffusion method.
As a preferred technical scheme, the thickness of leaded light layer is less than 3mm, the upper surface on leaded light layer is printed on the reflection of light printing ink layer.
As a preferable technical solution, the material of the light guide layer is at least one selected from polycarbonate, polymethyl methacrylate, polyethylene terephthalate, polyvinyl chloride, polypropylene, polyethylene, polystyrene, polyvinylidene fluoride, and ethylene vinyl acetate copolymer.
In addition, the starting materials used are all commercially available, unless otherwise specified.
Example 1
As shown in fig. 1 and fig. 2, a first aspect of the present embodiment provides a color photovoltaic module for increasing incident light, which sequentially includes a color ink layer 1, a white ink layer 2, a light guide layer 3 and a photovoltaic module 4 from top to bottom, wherein the thickness of the light guide layer 3 is 3.5mm, and the light guide layer 3 is made of polycarbonate. The upper surface of the light guide layer 3 is etched by laser to form a plurality of grooves 8, and the grooves 8 etched by the laser can increase sunlight reflected to the photovoltaic module, so that the efficiency of the color photovoltaic module is improved. In the embodiment, the white ink layer 2 is printed on the light guide layer 3, the color ink layer 1 is printed on the white ink layer 2, and then the light guide layer 3 with the white ink layer 2 and the color ink layer 1 is bonded with the photovoltaic module 4 to form the color photovoltaic module. In this embodiment, the length and the width of the color ink layer 1 are the same as those of the white ink layer 2, the length and the width of the light guide layer 3 are longer than those of the white ink layer 2, and the length and the width of the light guide layer 3 are the same as those of the photovoltaic module 4. In this embodiment, reserve the blank area around leaded light layer 3, as the induction zone of natural light, sunlight directly incides leaded light layer 3 in the induction zone on, sunlight need not through various black layer 1 and white ink layer 2 on leading-in photovoltaic module through leaded light layer 3, has reduced the loss of sunlight, has improved colored photovoltaic module's efficiency. Because the main raw material of the white ink layer 2 is titanium dioxide, when sunlight is guided by the light guide layer 3, the sunlight touching the white ink layer 2 can be reflected to the photovoltaic module 4 by the white ink layer 2, so that incident light is further increased, and the efficiency of the color photovoltaic module is improved.
Example 2
As shown in fig. 3 and 4, the difference between this embodiment and embodiment 1 is that the groove 8 in this embodiment is formed by a chemical etching method, the aluminum alloy frame 5 is disposed around the light guide layer 3 and the photovoltaic module 4, and by disposing the aluminum alloy frame 5, not only the stability of the entire color photovoltaic module is increased, but also the aesthetic property of the color photovoltaic module is increased.
Example 3
As shown in fig. 5 and fig. 6, a first aspect of the present embodiment provides a color photovoltaic module for increasing incident light, which sequentially includes a color ink layer 1, a white ink layer 2, a light guide layer 3 and a photovoltaic module 4 from top to bottom, wherein the thickness of the light guide layer 3 is 3.5mm, and the light guide layer 3 is made of polymethyl methacrylate. The sawtooth-shaped structure is formed on the lower surface of the light guide layer 3, sunlight which is reflected to the photovoltaic module 4 can be increased, and the efficiency of the color photovoltaic module is improved. In this embodiment, the white ink layer 2 is printed on the light guide layer 3, the color ink layer 1 is printed on the white ink layer 2, and then the light guide layer 3 with the white ink layer 2 and the color ink layer 1 is bonded to the photovoltaic module 4. In this embodiment, the length and the width of the color ink layer 1 are the same as those of the white ink layer 2, the length and the width of the light guide layer 3 are smaller than those of the photovoltaic module 4, the aluminum alloy frame 5 is arranged around the photovoltaic module 4, and the light reflecting block 6 is arranged between the aluminum alloy frame 5 and the light guide layer 3. When the sunlight incides on the reflector block 6, the reflector block 6 reflects the sunlight to the light guide layer 3, and the sunlight does not need to pass through the color ink layer 1 and the white ink layer 2 on the photovoltaic module 4 by leading in the light guide layer 3, thereby reducing the loss of the sunlight and improving the efficiency of the color photovoltaic module. Because the main raw material of the white ink layer 2 is titanium dioxide, when sunlight is guided by the light guide layer 3, the sunlight touching the white ink layer 2 can be reflected to the photovoltaic module 4 by the white ink layer 2, so that incident light is further increased, and the efficiency of the color photovoltaic module is improved.
Example 4
As shown in fig. 7, a first aspect of the present embodiment provides a color photovoltaic module for increasing incident light, which sequentially includes a color ink layer 1, a white ink layer 2, a light guide layer 3 and a photovoltaic module 4 from top to bottom, wherein the thickness of the light guide layer 3 is 1.5mm, and the light guide layer 3 is made of polycarbonate. The upper surface printing of leaded light layer 3 has intermittent type reflection of light printing ink layer 9, and intermittent type reflection of light printing ink layer 9 can increase the sunlight of reflecting into on the photovoltaic module 4, improves colored photovoltaic module's efficiency. In this embodiment, the white ink layer 2 is printed on the light guide layer 3, the color ink layer 1 is printed on the white ink layer 2, and then the light guide layer 3 with the white ink layer 2 and the color ink layer 1 is bonded to the photovoltaic module 4. In this embodiment, the length and the width of the color ink layer 1 are the same as those of the white ink layer 2, the periphery of the light guide layer 3 is bent upwards to form an L-shaped bent part 7, the L-shaped bent part 7 guides the incident light above the periphery to the photovoltaic module 4, and sunlight does not need to pass through the color ink layer 1 and the white ink layer 2, so that the loss of sunlight is reduced, and the efficiency of the color photovoltaic module is improved. Because the main raw material of the white ink layer 2 is titanium dioxide, when sunlight is guided by the light guide layer 3, the sunlight touching the white ink layer 2 can be reflected to the photovoltaic module 4 by the white ink layer 2, so that incident light is further increased, and the efficiency of the color photovoltaic module is improved.
Example 5
As shown in fig. 8, the difference between this embodiment and embodiment 4 is that an aluminum alloy frame 5 is disposed around the light guide layer 3 and the photovoltaic module 4 in this embodiment, and by disposing the aluminum alloy frame 5, not only is the stability of the entire color photovoltaic module increased, but also the aesthetic property of the color photovoltaic module is increased.
Comparative example 1
The difference between the comparative example and the example 1 is that the colored photovoltaic module in the comparative example has no light guide layer, and the rest technical characteristics are the same as those in the example 1.
Performance testing
Performance test one
The components of the technical schemes in examples 1-5 and comparative example 1 were subjected to illumination tests, the intensity of incident light was tested, the efficiency of the color photovoltaic component was characterized, and the test conditions were all 30000lux light source.
Performance test meter
| Illuminance (lux) | Incident light intensity increase rate (%) | |
| Example 1 | 6202 | 3 |
| Example 2 | 6112 | 1.5 |
| Example 3 | 6230 | 3 |
| Example 4 | 6528 | 8 |
| Example 5 | 6370 | 5 |
| Comparative example 1 | 6013 | / |
Through setting up the leaded light layer among this technical scheme, will shine the sunlight on the leaded light layer and lead to photovoltaic module on, promote colored photovoltaic module's efficiency by a wide margin. Set up white black layer and various black layer on the leaded light layer, when needs change the pattern, can directly tear the leaded light layer, improved the convenience of changing the pattern, be favorable to improving the work efficiency of changing the pattern.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may modify or change the technical content of the above disclosure into equivalent embodiments with equivalent changes, but all those simple modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the present invention.
Claims (10)
1. The color photovoltaic module for increasing incident light is characterized by sequentially comprising a color ink layer, a white ink layer, a light guide layer and a photovoltaic module from top to bottom, wherein the thickness of the light guide layer is 0.1-10 mm.
2. The incident light increasing color photovoltaic module of claim 1, wherein the color ink layer has the same length and width as the white ink layer, the light guide layer has a longer length and width than the white ink layer, and the light guide layer has the same length and width as the photovoltaic module.
3. The color photovoltaic module according to claim 2, wherein the light guide layer and the photovoltaic module are surrounded by an aluminum alloy frame.
4. The color photovoltaic module for increasing incident light according to claim 1, wherein the length and width of the color ink layer are the same as those of the white ink layer, the length and width of the light guide layer are smaller than those of the photovoltaic module, an aluminum alloy frame is arranged around the photovoltaic module, and a reflective block is arranged between the aluminum alloy frame and the light guide layer.
5. The assembly of claim 1, wherein the periphery of the light guide layer is bent upward to form a bending portion.
6. The color photovoltaic module according to claim 5, wherein the photovoltaic module and the bending portion are surrounded by an aluminum alloy frame.
7. The assembly according to any one of claims 1 to 6, wherein the thickness of the light guide layer is 3 to 10mm, and the upper surface of the light guide layer is provided with a plurality of grooves or the lower surface of the light guide layer is in a zigzag shape.
8. The incident light increasing color photovoltaic module of claim 7, wherein the grooves on the upper surface of the light guiding layer are formed by at least one method selected from the group consisting of laser etching, chemical etching, precision mechanical etching, photolithography, and internal diffusion.
9. The assembly according to any one of claims 1 to 6, wherein the thickness of the light guide layer is less than 3mm, and the upper surface of the light guide layer is printed with a reflective ink layer.
10. The incident light increasing color photovoltaic module of claim 1, wherein the light guiding layer is made of at least one material selected from the group consisting of polycarbonate, polymethylmethacrylate, polyethylene terephthalate, polyvinyl chloride, polypropylene, polyethylene, polystyrene, polyvinylidene fluoride, and ethylene vinyl acetate.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114566558A (en) * | 2021-03-22 | 2022-05-31 | 北京劲吾新能源科技有限公司 | Manufacturing method for controlling color depth of color photovoltaic module |
| CN114597284A (en) * | 2021-03-18 | 2022-06-07 | 北京劲吾新能源科技有限公司 | Method for improving weather resistance of color layer on surface of photovoltaic module |
| CN115579404A (en) * | 2022-11-03 | 2023-01-06 | 新源劲吾(北京)科技有限公司 | Color photovoltaic module and color changing method thereof |
| CN116741878A (en) * | 2023-06-21 | 2023-09-12 | 新源劲吾(北京)科技有限公司 | Method for increasing color photovoltaic efficiency |
| CN116799100A (en) * | 2023-06-21 | 2023-09-22 | 新源劲吾(北京)科技有限公司 | Manufacturing method of color photovoltaic module |
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| CN116799100A (en) * | 2023-06-21 | 2023-09-22 | 新源劲吾(北京)科技有限公司 | Manufacturing method of color photovoltaic module |
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