CN111952391A - BIPV photovoltaic module - Google Patents

BIPV photovoltaic module Download PDF

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Publication number
CN111952391A
CN111952391A CN201910415379.5A CN201910415379A CN111952391A CN 111952391 A CN111952391 A CN 111952391A CN 201910415379 A CN201910415379 A CN 201910415379A CN 111952391 A CN111952391 A CN 111952391A
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CN
China
Prior art keywords
photovoltaic module
layer
glass
bipv
insulation material
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Pending
Application number
CN201910415379.5A
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Chinese (zh)
Inventor
刘国强
庞红蕾
张群芳
赵凤刚
武振羽
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.)
Shanghai Zuqiang Energy Co ltd
Original Assignee
Hanergy Mobile Energy Holdings Group Co Ltd
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Publication date
Application filed by Hanergy Mobile Energy Holdings Group Co Ltd filed Critical Hanergy Mobile Energy Holdings Group Co Ltd
Priority to CN201910415379.5A priority Critical patent/CN111952391A/en
Publication of CN111952391A publication Critical patent/CN111952391A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor 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
    • H01L31/04Semiconductor 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
    • H01L31/042PV modules or arrays of single PV cells
    • H01L31/048Encapsulation of modules
    • H01L31/0488Double glass encapsulation, e.g. photovoltaic cells arranged between front and rear glass sheets
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor 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
    • H01L31/18Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
    • H01L31/1876Particular processes or apparatus for batch treatment of the devices
    • 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
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/60Planning or developing urban green infrastructure
    • 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
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/10Photovoltaic [PV]
    • 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
    • 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
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Joining Of Glass To Other Materials (AREA)

Abstract

The invention discloses a BIPV (building integrated photovoltaic) assembly, which sequentially comprises a photovoltaic assembly layer (100), a hollow structural layer (12), a heat insulating material layer (11) and bottom plate glass (10) from the outdoor side to the indoor side, wherein the heat insulating material layer (11) is coated on the outdoor side of the bottom plate glass (10), and the indoor side of the photovoltaic assembly layer (100) and the outdoor side of the heat insulating material layer (11) are oppositely arranged at a certain distance to form the hollow structural layer (12). The BIPV photovoltaic module provided by the invention overcomes the problem of heat insulation performance of the BIPV photovoltaic module used as a building function.

Description

BIPV photovoltaic module
Technical Field
The invention relates to the technical field of photovoltaics, in particular to a BIPV (building integrated photovoltaics) module.
Background
BIPV technology is a technology that integrates solar power (photovoltaic) products into buildings. In modern society, people are pursuing more and more comfortable building environment, which leads to the increasing energy consumption of building heating and air conditioning. In developed countries, building energy accounts for 30-40% of national total energy consumption, and certain restriction on economic development is formed.
The BIPV component not only needs to meet the performance requirement of the photovoltaic component, but also needs to meet the three-property experiment requirement of the curtain wall and the safety performance requirement of the building, so that the BIPV component needs to have higher mechanical property and adopt different structural modes compared with the common component. In different locations, different floor heights, different installation methods, the requirements for its glass mechanical properties may be completely different.
Although the proposal of the BIPV photovoltaic module provided by the proposal provides a novel BIPV photovoltaic module, the proposal realizes that the reflection performance of the bottom plate glass of the module to infrared rays is changed at a specific temperature. However, the module has no heat insulation performance, and the power generation efficiency of the module needs to be improved.
Disclosure of Invention
In order to solve the technical problem, the invention provides a BIPV photovoltaic module, which overcomes the problem of heat insulation performance of the BIPV photovoltaic module used as a building function by arranging a heat insulation material layer.
The invention specifically provides a BIPV photovoltaic module which sequentially comprises a photovoltaic module layer, a hollow structural layer, a heat insulation material layer and bottom plate glass from an outdoor side to an indoor side, wherein the heat insulation material layer is coated on the outdoor side of the bottom plate glass, and the indoor side of the photovoltaic module layer and the outdoor side of the heat insulation material layer are oppositely arranged at a certain distance to form the hollow structural layer.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the example serve to explain the principles of the invention and not to limit the invention.
FIG. 1 is a schematic structural diagram of a BIPV photovoltaic module according to the present invention;
fig. 2 is a schematic structural view of the BIPV photovoltaic module according to the present invention, wherein the photovoltaic module layer is a dual glass module.
Reference numerals: the solar photovoltaic module comprises front plate glass 1, front plate glass 2, a solar cell chip 3, a second adhesive film 4, back plate glass 5, butyl adhesive tapes 6, butyl adhesives 7, silicone structure sealant 8, hollow partition strips 9, bottom plate glass 10, a heat insulation material layer 11, a hollow structure layer 12 and a photovoltaic module layer 100.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention without any inventive step, are within the scope of protection of the invention.
With reference to fig. 1 and 2, an embodiment of the present invention provides a BIPV photovoltaic module, which includes a photovoltaic module layer 100, a hollow structural layer 12, a heat insulating material layer 11, and a bottom glass 10 in sequence from an outdoor side to an indoor side, wherein the heat insulating material layer 11 is applied to the outdoor side of the bottom glass 10, and the indoor side of the photovoltaic module layer 100 and the outdoor side of the heat insulating material layer 11 are oppositely disposed at a certain distance to form the hollow structural layer 12. Photovoltaic module layer 100 can be single glass photovoltaic module, also can be double glass photovoltaic module, and photovoltaic module on photovoltaic module layer 100 can be the flexible photovoltaic module of copper indium gallium selenide, also can be crystal silicon photovoltaic module, bottom plate glass 10 adopts super white tempering LOW-E glass to increase BIPV photovoltaic module's intensity, satisfies the building requirement. The heat insulation material layer 11 is coated on the bottom plate glass 10 and is arranged at an interval with the photovoltaic module layer 100 to form the hollow structure layer 12, the edge of the hollow structure layer 12 formed by the bottom plate glass 10 and the photovoltaic module layer 100 is sealed through sealant, the heat insulation effect of the BIPV photovoltaic module is guaranteed, and the heat insulation effect is good. Further, the hollow structural layer 12 can be vacuumized, and the heat preservation effect of the building is further improved.
The present embodiment overcomes the problem of thermal insulation performance of the BIPV photovoltaic module used as a building function by providing the thermal insulation material layer 11.
Preferably, the heat insulation material layer 11 is a heat reflection and heat insulation material containing hollow glass or ceramic beads, and the thickness of the heat insulation material layer 11 is 30-1000 μm. The heat insulation material layer 11 comprises a surface layer coating and a bottom layer coating, wherein the bottom layer coating contains hollow glass or ceramic microspheres. The surface coating and the bottom coating are water-based or oil-based systems, and a water-based system is preferred in view of environmental protection characteristics. The heat insulating material layer 11 has excellent weather resistance and stain resistance, and can maintain the heat reflection performance and heat insulating performance of the coating for a long time.
Further, the diameter of the hollow glass or ceramic bead is 1-200 μm, the surface of the hollow glass or ceramic bead is plated with a reflective coating, the reflective coating is one or more of silicon oxide, titanium oxide, aluminum oxide, zirconium oxide, magnesium oxide and sodium silicate, and the thickness of the reflective coating is 5-500 nm. The hollow glass or ceramic beads are coated with a reflective coating on the surface to form the hollow coated glass or ceramic beads.
The hollow coated glass or ceramic bead is a hollow spherical powder-shaped super-light inorganic non-metallic new material with excellent performance, the surface of the hollow spherical powder-shaped inorganic non-metallic new material is coated with a high-reflection film layer, the true density of the hollow coated glass or ceramic bead is 0.20-0.60/cm, and the particle size of the hollow coated glass or ceramic bead is 1-200 microns. The composite material has the characteristics of light weight, large volume, low heat conductivity coefficient, high compressive strength, low oil absorption rate, good dispersibility and fluidity, high chemical stability and the like.
In this case, the heat insulating material layer 11 is a heat reflective and heat insulating material containing hollow coated glass or ceramic beads.
The heat insulating material layer 11 of the preferred embodiment is a heat reflective and heat insulating material containing hollow glass or ceramic beads, and may also be a heat reflective and heat insulating material containing hollow coated glass or ceramic beads, and has a good heat insulating effect.
Preferably, the thermal insulation material layer 11 is a metal foil. Any other highly reflective coating may be used to achieve the thermal insulation effect.
Preferably, the hollow glass or ceramic beads are hollow beads or solid beads.
Preferably, the photovoltaic module layer 100 is a dual-glass photovoltaic module, and the dual-wave photovoltaic module sequentially includes a front plate glass 1, a front plate glass 2, a solar cell chip 3, a second adhesive film 4 and a back plate glass 5 from a light receiving surface to a backlight surface. The solar cell chip 3 adopts the front glass 2 and the second adhesive film 4 to package the solar cell chip 3, the edges of the front glass 2 and the second adhesive film 4 are respectively stuck with the front glass 1 and the back glass 5 to form a complete photovoltaic module layer 100, the bottom glass 10 is coated with a heat insulation material layer 11 and is arranged at intervals with the photovoltaic module layer 100 to form a hollow structure layer 12, the edges of the hollow structure layer 12 formed by the bottom glass 10 and the photovoltaic module layer 100 are sealed by silicone structure sealant 8, in order to increase the sealing effect, the edges of the hollow structure layer 12 formed by the bottom glass 10 and the photovoltaic module layer 100 are provided with hollow division bars 9 in advance, gaps formed by the hollow division bars 9, the photovoltaic module layer 100 and the bottom glass 10 are sealed by butyl adhesive 7, and the outside of the division bars is sealed by the silicone structure sealant 8, the heat insulation effect of the BIPV photovoltaic module is ensured, and the heat insulation effect is good. Further, the hollow structural layer 12 can be vacuumized, and the heat preservation effect of the building is further improved.
Preferably, the solar cell chip 3 is a heterojunction cell. The heterojunction battery has the characteristic of double-sided power generation, but is limited to the sunlight irradiation condition, and the power generation performance of the backlight surface cannot be fully exerted, so that the advantages of double-sided power generation of the heterojunction battery cannot be embodied. The heterojunction battery is adopted in the preferred embodiment, and the heat insulation material layer 11 contains hollow glass or ceramic beads, so that most of transmitted sunlight can be reflected back to irradiate the backlight surface of the heterojunction battery, and the power generation efficiency of the photovoltaic module is greatly improved.
Another embodiment of the present invention provides a BIPV photovoltaic module, which comprises a photovoltaic module layer 100, a thermal insulation material layer 11 and a bottom plate glass 10 in sequence from an outdoor side to an indoor side, wherein the thermal insulation material layer 11 is coated on the outdoor side of the bottom plate glass 10. This BIPV photovoltaic module does not have hollow structure layer 12, photovoltaic module layer 100 can be single glass photovoltaic module, also can be double-glass photovoltaic module, and photovoltaic module on photovoltaic module layer 100 can be the flexible photovoltaic module of copper indium gallium selenide, also can be crystal silicon photovoltaic module.
Although the embodiments of the present invention have been described above, the above description is only for the convenience of understanding the present invention, and is not intended to limit the present invention. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (8)

1. The utility model provides a BIPV photovoltaic module, its characterized in that includes photovoltaic module layer (100), hollow structure layer (12), thermal insulation material layer (11) and bottom plate glass (10) from outdoor side to indoor side in proper order, thermal insulation material layer (11) scribble in the outdoor side of bottom plate glass (10), the indoor side on photovoltaic module layer (100) with the outdoor side interval certain distance of thermal insulation material layer (11) sets up relatively and constitutes hollow structure layer (12).
2. The BIPV photovoltaic module according to claim 1, characterized in that the layer of thermal insulation material (11) is a heat reflective thermal insulation material containing hollow glass or ceramic beads, the layer of thermal insulation material (11) having a thickness of 30-1000 μm.
3. BIPV photovoltaic module according to claim 1, characterised in that the layer of thermal insulation material (11) is a metal foil.
4. The BIPV photovoltaic module of claim 2, wherein the hollow glass or ceramic beads are 1-200 μm in diameter, and the surfaces of the hollow glass or ceramic beads are coated with a reflective coating.
5. The BIPV photovoltaic module of claim 4, wherein the reflective coating is one or more of silicon oxide, titanium oxide, aluminum oxide, zirconium oxide, magnesium oxide, and sodium silicate, and the thickness of the reflective coating is 5-500 nm.
6. The BIPV photovoltaic module of claim 2, wherein the hollow glass or ceramic beads are cenospheres or solid beads.
7. The BIPV photovoltaic module according to claim 2, wherein the photovoltaic module layer (100) is a dual-glass photovoltaic module, and the dual-wave photovoltaic module comprises a front glass (1), a front glass (2), a solar cell chip (3), a second adhesive film (4) and a back glass (5) in sequence from a light receiving surface to a backlight surface.
8. BIPV photovoltaic module according to claim 7, characterised in that the solar cell chip (3) is a heterojunction cell.
CN201910415379.5A 2019-05-17 2019-05-17 BIPV photovoltaic module Pending CN111952391A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910415379.5A CN111952391A (en) 2019-05-17 2019-05-17 BIPV photovoltaic module

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Application Number Priority Date Filing Date Title
CN201910415379.5A CN111952391A (en) 2019-05-17 2019-05-17 BIPV photovoltaic module

Publications (1)

Publication Number Publication Date
CN111952391A true CN111952391A (en) 2020-11-17

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101121858A (en) * 2007-09-29 2008-02-13 马承银 Heat insulation coating capable of reflecting solar heat rays
CN201773850U (en) * 2010-08-04 2011-03-23 陈铭吉 Multi-layered glass with electricity generating and heat insulating functions
CN102945875A (en) * 2012-11-15 2013-02-27 宁夏银星能源光伏发电设备制造有限公司 Breathing type hollow BIPV (building integrated photovoltaics) assembly
CN204509177U (en) * 2015-02-05 2015-07-29 济南大学 A kind of solar energy reflective insulation coating for building
CN204652297U (en) * 2015-06-09 2015-09-16 北京汉能光伏投资有限公司 A kind of BIPV photovoltaic module
CN208538884U (en) * 2018-08-13 2019-02-22 青岛金晶股份有限公司 A kind of heat-insulated photovoltaic glass

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101121858A (en) * 2007-09-29 2008-02-13 马承银 Heat insulation coating capable of reflecting solar heat rays
CN201773850U (en) * 2010-08-04 2011-03-23 陈铭吉 Multi-layered glass with electricity generating and heat insulating functions
CN102945875A (en) * 2012-11-15 2013-02-27 宁夏银星能源光伏发电设备制造有限公司 Breathing type hollow BIPV (building integrated photovoltaics) assembly
CN204509177U (en) * 2015-02-05 2015-07-29 济南大学 A kind of solar energy reflective insulation coating for building
CN204652297U (en) * 2015-06-09 2015-09-16 北京汉能光伏投资有限公司 A kind of BIPV photovoltaic module
CN208538884U (en) * 2018-08-13 2019-02-22 青岛金晶股份有限公司 A kind of heat-insulated photovoltaic glass

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Effective date of registration: 20210401

Address after: 518057 Room 201, building a, No.1 Qianwan 1st Road, Qianhai Shenzhen Hong Kong cooperation zone, Shenzhen City, Guangdong Province

Applicant after: Shenzhen Zhengyue development and Construction Co.,Ltd.

Address before: Room 107, building 2, Olympic Village street, Chaoyang District, Beijing

Applicant before: HANERGY MOBILE ENERGY HOLDING GROUP Co.,Ltd.

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Effective date of registration: 20210907

Address after: No.66210, 3rd floor, Pudong Free Trade Zone, Shanghai, China

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Address before: 518057 Room 201, building a, No.1 Qianwan 1st Road, Qianhai Shenzhen Hong Kong cooperation zone, Shenzhen City, Guangdong Province

Applicant before: Shenzhen Zhengyue development and Construction Co.,Ltd.

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