CN106847971A - A kind of lightweight photovoltaic module - Google Patents

A kind of lightweight photovoltaic module Download PDF

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Publication number
CN106847971A
CN106847971A CN201710157091.3A CN201710157091A CN106847971A CN 106847971 A CN106847971 A CN 106847971A CN 201710157091 A CN201710157091 A CN 201710157091A CN 106847971 A CN106847971 A CN 106847971A
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CN
China
Prior art keywords
photovoltaic module
backboard
film
high water
water resistant
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710157091.3A
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Chinese (zh)
Inventor
杜国宏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SUZHOU SPRUCE PHOTOVOLTAIC ENERGY TECHNOLOGIES Inc
Original Assignee
SUZHOU SPRUCE PHOTOVOLTAIC ENERGY TECHNOLOGIES Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SUZHOU SPRUCE PHOTOVOLTAIC ENERGY TECHNOLOGIES Inc filed Critical SUZHOU SPRUCE PHOTOVOLTAIC ENERGY TECHNOLOGIES Inc
Priority to CN201710157091.3A priority Critical patent/CN106847971A/en
Publication of CN106847971A publication Critical patent/CN106847971A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L31/00Semiconductor devices sensitive to infra-red 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
    • H01L31/04Semiconductor devices sensitive to infra-red 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
    • H01L31/042PV modules or arrays of single PV cells
    • H01L31/048Encapsulation of modules
    • H01L31/0481Encapsulation of modules characterised by the composition of the encapsulation material
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

Abstract

A kind of lightweight photovoltaic module, including backboard, solar battery sheet and light-transmissive film, the light-transmissive film are high water resistant anti-reflection film;The backboard, solar battery sheet and high water resistant anti-reflection film set gradually, and encapsulate composition lightweight photovoltaic module by sealing installation frame.The present invention substituted for original glass by using high water resistant anti-reflection film, light transmittance, the water blocking rate of photovoltaic module be further increased, with the anti-zoned excellent results in high resistant ultraviolet, ageing-resistant, surface, while reducing the overall weight of photovoltaic module.Furthermore, this photovoltaic module is further simplified original sandwich construction by structure optimization, reduces structure complexity, its thickness of photovoltaic module is further reduced on the premise of overall weight mitigates, with preferable practicality and generalization.

Description

A kind of lightweight photovoltaic module
Technical field
The present invention relates to photovoltaic energy technical field, and in particular to a kind of lightweight photovoltaic module.
Background technology
Solar cell is also called " solar chip " or " photocell ", is a kind of photoelectricity of the utilization sunshine direct generation of electricity Wafer.It then, instant output voltage and can produce electric current in the case where there is loop by illumination.Solar cell Have a wide range of applications, it enters industry, business, agricultural, communication, household electrical appliance and public affairs from military field, space industry With departments such as facilities, it is particularly possible to expensive to save cost dispersedly in outlying district, high mountain, desert, island and agricultural use Transmission line of electricity.
Solar cell need to be fabricated to various sizes of solar cell module in application process.Use multiple solar energy Cell piece is composed in series the solar cell module of high voltage output, frequently referred to photovoltaic module.The photovoltaic module being fabricated to can Top of building is layed in for interior of building is powered, be may also set up and use on caravan, tent, doing power supply out of doors.Additionally, Photovoltaic module can be additionally used in the construction of solar power plant.
Existing photovoltaic module is generally divided into single glass photovoltaic module and double glass photovoltaic modulies, i.e. photovoltaic group according to encapsulating structure The backboard or panel of part are packaged using glass, although this improves the light transmittance of photovoltaic module so as to increase to a certain extent Plus the Generation Rate of photovoltaic module, but the weight that the thing followed is photovoltaic module is significantly increased, and easily fragmentation, built when applying When building thing top or building the occasions such as photovoltaic plant, the supporting construction to photovoltaic module proposes requirement higher, increased work The cost of Cheng Jianshe.
Meanwhile, existing light photovoltaic module internal structure is as shown in figure 1, including backboard 1, insulating barrier 2, solar cell The sealing installation frame 6 of piece 3, adhesive-layer 4, light-transmissive film 5 and the week side of boss of light-transmissive film 5, this kind of structure is compared to traditional photovoltaic group For part, weight is minimized really, but it has sandwich construction, and the material used per Rotating fields is not quite similar, therefore Its mode of production is complex in process of production, and production efficiency is not high.Although and its sandwich construction can have in terms of weight Reduced, but it inevitably increases the thickness of photovoltaic module, therefore, the installation process to the photovoltaic module later stage is also carried Go out requirement more high, it is inadaptable to widely use.
Regarding to the issue above, a kind of lightweight photovoltaic module of design is needed badly, it not only needs to meet reduces wanting for own wt Ask, while also needing to simplify structure, further improve production efficiency.
The content of the invention
In view of this, it is an object of the invention to provide a kind of lightweight photovoltaic module, it has the property of printing opacity higher, waterproof Can, while it has the structure more simplified, the thickness of photovoltaic module can be reduced while photovoltaic module own wt is reduced Degree, so that photovoltaic module has more preferable using effect.
To reach above-mentioned purpose, the technical solution adopted by the present invention is:
A kind of lightweight photovoltaic module, including backboard, solar battery sheet and light-transmissive film, the light-transmissive film are that high water resistant is anti-reflection Film;The backboard, solar battery sheet and high water resistant anti-reflection film set gradually, and encapsulate composition lightweight by sealing installation frame Photovoltaic module.
Preferably, the high water resistant anti-reflection film is in 90%RH, under the conditions of 40 DEG C, permeable Qi Shuai≤10-2g/m2× 24H, its Light transmittance > 92%, thickness is 0.15~0.25mm.
Preferably, the back side of the high water resistant anti-reflection film is to be coated with viscose glue with solar battery sheet contact surface.
Preferably, it is provided with the first adhesive film between the high water resistant anti-reflection film and solar battery sheet.
Preferably, first adhesive film is printing opacity EVA film, its light transmittance > 93%.
Preferably, the backboard is metallic plate or engineering plastic flitch.
Preferably, the surface of the backboard is coated with insulating materials, is provided between the backboard and solar battery sheet Second adhesive film.
Preferably, second adhesive film is printing opacity EVA film, its light transmittance > 91%.
Preferably, the surface of the backboard is coated with the diaphragm containing viscose glue Yu insulating materials.
Preferably, the sealing installation frame encapsulates backboard, solar battery sheet and high water resistant anti-reflection film, and by silicon Glue or adhesive tape are sealed.
Compared with prior art, a kind of lightweight photovoltaic module that the present invention is provided, is replaced by using high water resistant anti-reflection film Original glass, further increases light transmittance, the water blocking rate of photovoltaic module, resists with high resistant ultraviolet, ageing-resistant, surface The excellent results drawn, while reducing the overall weight of photovoltaic module.Furthermore, this photovoltaic module, will be original by structure optimization Sandwich construction further simplify, reduce structure complexity, overall weight mitigate on the premise of further reduce photovoltaic Its thickness of component, with preferable practicality and generalization.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of existing lightweight photovoltaic module;
A kind of structural representation of lightweight photovoltaic module that Fig. 2 is provided for the present invention in embodiment one;
A kind of structural representation of lightweight photovoltaic module that Fig. 3 is provided for the present invention in embodiment two.
The reference being related in accompanying drawing and part explanation:
1st, backboard;2nd, insulating barrier;3rd, solar battery sheet;4th, adhesive-layer;5th, light-transmissive film;6th, installation frame is sealed;7th, it is high Block water anti-reflection film;8th, the first adhesive film;9th, the second adhesive film.
Specific embodiment
For the structure of existing lightweight photovoltaic module is compared to traditional photovoltaic module, weight is minimized really, but It is that it has a sandwich construction, and the material used per Rotating fields is not quite similar, therefore its mode of production is more in process of production Complexity, production efficiency is not high.Although and its sandwich construction can decrease in terms of weight, it inevitably increases Plus the thickness of photovoltaic module, therefore, the installation process to the photovoltaic module later stage it is also proposed requirement more high, be not suitable with extensive Use.
Regarding to the issue above, the present invention provides a kind of lightweight photovoltaic module, by reduce the thickness of photovoltaic module, weight come Reduce the requirement installed to existing photovoltaic module, transported.
Technical scheme will be clearly and completely described by specific embodiment below.Obviously, retouched The embodiment stated is only a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, this The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to the present invention The scope of protection.
Embodiment one:
It is shown in Figure 2, a kind of lightweight photovoltaic module, including backboard 1, solar battery sheet 3 and light-transmissive film.In the present invention Middle light-transmissive film select high water resistant anti-reflection film 7, its in 90%RH, under the conditions of 40 DEG C, permeable Qi Shuai≤10-2g/m2× 24H, its printing opacity Rate > 92%, thickness is 0.2mm.
Backboard 1, solar battery sheet 3 set gradually with high water resistant anti-reflection film 7, and encapsulate structure by sealing installation frame 6 Into lightweight photovoltaic module, sealed by silica gel or adhesive tape.
The first adhesive film 8 is provided between high water resistant anti-reflection film 7 and solar battery sheet 3, the first adhesive film 8 is printing opacity EVA film, its light transmittance > 93%.
Backboard 1 selects aluminium sheet, and its surface is coated with insulating materials, and second is provided between backboard 1 and solar battery sheet 3 Adhesive film 9, the second adhesive film 9 is printing opacity EVA film, its light transmittance > 91%.
The structure of the photovoltaic module in the present embodiment is five-layer structure.
Embodiment two:
It is shown in Figure 3, a kind of lightweight photovoltaic module, including backboard 1, solar battery sheet 3 and light-transmissive film.In the present invention Middle light-transmissive film select high water resistant anti-reflection film 7, its in 90%RH, under the conditions of 40 DEG C, permeable Qi Shuai≤10-2g/m2× 24H, its printing opacity Rate > 92%, thickness is 0.25mm.
Backboard 1, solar battery sheet 3 set gradually with high water resistant anti-reflection film 7, and encapsulate structure by sealing installation frame 6 Into lightweight photovoltaic module, sealed by silica gel or adhesive tape.
The back side of high water resistant anti-reflection film 7 is to be coated with viscose glue with the contact surface of solar battery sheet 3.Backboard 1 selects lightweight Plastic plate, its surface is coated with the diaphragm containing viscose glue Yu insulating materials.
The structure of the photovoltaic module in the present embodiment is three-decker.
In use, this photovoltaic module is identical with the electricity generating principle of original photovoltaic module, is received by smooth surface Light generates electricity, i.e., the photovoltaic module for being generated electricity suitable for one side, while also backboard can be replaced with light-transmissive film or other light transmissive materials, The structure that solar battery sheet is substituted for the solar battery sheet of generating electricity on two sides, i.e. this photovoltaic module is equally applicable to two-sided hair The photovoltaic module of electricity.High water resistant anti-reflection film is it used, insulating barrier in original photovoltaic module, adhesive-layer, many can be further reduced The use of kind of light-transmissive film, the function with optimization structure, while can also improve the waterproof of photovoltaic module itself, antiultraviolet, The performances such as Generation Rate ageing-resistant, anti-scratch, high, further reduce the weight and thickness of photovoltaic module, simplify the mode of production, carry Production efficiency high, it is not easily broken in transport with installation operation, with good using effect.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or uses the present invention. Various modifications to these embodiments will be apparent for those skilled in the art, as defined herein General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one The scope most wide for causing.

Claims (10)

1. a kind of lightweight photovoltaic module, it is characterised in that:Including backboard, solar battery sheet and light-transmissive film, the light-transmissive film is High water resistant anti-reflection film;The backboard, solar battery sheet and high water resistant anti-reflection film set gradually, and are sealed by sealing installation frame Dress constitutes lightweight photovoltaic module.
2. a kind of lightweight photovoltaic module according to claim 1, it is characterised in that:The high water resistant anti-reflection film is 90% RH, under the conditions of 40 DEG C, permeable Qi Shuai≤10-2g/m2× 24H, its light transmittance > 92%, thickness are 0.15~0.25mm.
3. a kind of lightweight photovoltaic module according to claim 2, it is characterised in that:The back side of the high water resistant anti-reflection film is Viscose glue is coated with solar battery sheet contact surface.
4. a kind of lightweight photovoltaic module according to claim 2, it is characterised in that:The high water resistant anti-reflection film and solar energy The first adhesive film is provided between cell piece.
5. a kind of lightweight photovoltaic module according to claim 4, it is characterised in that:First adhesive film is printing opacity EVA Film, its light transmittance > 93%.
6. a kind of lightweight photovoltaic module according to claim 1, it is characterised in that:The backboard is metallic plate or engineering plastic Flitch.
7. a kind of lightweight photovoltaic module according to claim 6, it is characterised in that:The surface of the backboard is coated with insulation Material, is provided with the second adhesive film between the backboard and solar battery sheet.
8. a kind of lightweight photovoltaic module according to claim 7, it is characterised in that:Second adhesive film is printing opacity EVA Film, its light transmittance > 91%.
9. a kind of lightweight photovoltaic module according to claim 6, it is characterised in that:The surface of the backboard be coated with containing The diaphragm of viscose glue and insulating materials.
10. a kind of lightweight photovoltaic module according to claim 1, it is characterised in that:It is described sealing installation frame by backboard, Solar battery sheet is encapsulated with high water resistant anti-reflection film, and is sealed by silica gel or adhesive tape.
CN201710157091.3A 2017-03-16 2017-03-16 A kind of lightweight photovoltaic module Pending CN106847971A (en)

Priority Applications (1)

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CN201710157091.3A CN106847971A (en) 2017-03-16 2017-03-16 A kind of lightweight photovoltaic module

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Application Number Priority Date Filing Date Title
CN201710157091.3A CN106847971A (en) 2017-03-16 2017-03-16 A kind of lightweight photovoltaic module

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CN106847971A true CN106847971A (en) 2017-06-13

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109703046A (en) * 2018-12-28 2019-05-03 中国电子科技集团公司第十八研究所 The method for adhering film of micro-nano satellite aluminium base solar panel

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101807610A (en) * 2009-02-17 2010-08-18 E.I.内穆尔杜邦公司 Adhesive film for improving light capturing efficiency and solar cell panel using same
CN105405905A (en) * 2014-09-03 2016-03-16 英属开曼群岛商精曜有限公司 Solar module
CN105870228A (en) * 2016-06-02 2016-08-17 苏州思博露光伏能源科技有限公司 Light photovoltaic module
CN206697497U (en) * 2017-03-16 2017-12-01 苏州思博露光伏能源科技有限公司 A kind of lightweight photovoltaic module

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101807610A (en) * 2009-02-17 2010-08-18 E.I.内穆尔杜邦公司 Adhesive film for improving light capturing efficiency and solar cell panel using same
CN105405905A (en) * 2014-09-03 2016-03-16 英属开曼群岛商精曜有限公司 Solar module
CN105870228A (en) * 2016-06-02 2016-08-17 苏州思博露光伏能源科技有限公司 Light photovoltaic module
CN206697497U (en) * 2017-03-16 2017-12-01 苏州思博露光伏能源科技有限公司 A kind of lightweight photovoltaic module

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109703046A (en) * 2018-12-28 2019-05-03 中国电子科技集团公司第十八研究所 The method for adhering film of micro-nano satellite aluminium base solar panel

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Application publication date: 20170613

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