CN204707077U - Based on the BIPV arc component of multiple flexible material - Google Patents

Based on the BIPV arc component of multiple flexible material Download PDF

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Publication number
CN204707077U
CN204707077U CN201520495698.9U CN201520495698U CN204707077U CN 204707077 U CN204707077 U CN 204707077U CN 201520495698 U CN201520495698 U CN 201520495698U CN 204707077 U CN204707077 U CN 204707077U
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flexible
arc
component
aluminium matter
bipv
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严辉
刘禹
刘焕明
蒋荃
蒋善江
舒文兵
施涛
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Ningbo Hongshan Energy Research Institute Co Ltd
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Ningbo Hongshan Energy Research Institute Co Ltd
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    • 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

Abstract

Based on a BIPV arc component for multiple flexible material, this component comprises aluminium matter basalis, flexible buffer articulamentum, the flexible photovoltaic component layer be made up of multiple flexible photovoltaic assembly unit and the flexible transparent covering that cross section is arc; Described aluminium matter basalis is in bottom, and described buffering articulamentum is arranged at the top of aluminium matter basalis, and described flexible photovoltaic component layer is positioned at flexible buffer articulamentum, and described flexible transparent covering is arranged at the top of buffering articulamentum; Described aluminium matter basalis fits with the lower surface of buffering articulamentum, described flexible transparent covering fits with the upper surface of buffering articulamentum and forms the BIPV arc component of multiple radian, to be adapted to for the various cambered surface exterior wall environment in BIPV installation process.And the material fundamental property of Aluminum-aluminum alloy can be utilized, realize BIPV component effectively being lowered the temperature thus improving the advantage of photovoltaic module photovoltaic efficiency.

Description

Based on the BIPV arc component of multiple flexible material
Technical field
The utility model belongs to solar power plant field, is specifically related to BIPV integrated system, refers in particular to a kind of BIPV arc component based on multiple flexible material.This component can realize the cambered surface of multiple radian, to be adapted to for the various cambered surface exterior wall environment in BIPV installation process.And there is efficient heat sinking function, effectively can reduce the power output loss of photovoltaic generation unit.
Background technology
Along with the high speed development of World Economics, the consumption of conventional fossil fuel is increased gradually, cause the rising with Global Temperature that reduces sharply of fossil fuels available.Due to the aggravation of world energy sources tense situation, solar energy becomes the object of many national Devoting Major Efforts To Developings in recent years as green clean energy resource, and solar utilization technique has obtained and popularized energetically in national life.Widely popularize and develop the use of solar energy, effectively can solve the problem of lack of energy and environmental pollution.At present, the mode of solar energy is utilized mainly to comprise solar-energy photo-voltaic cell, solar water heater etc.
The solar photovoltaic battery component of current commercialization mainly contains single glass solar module, two glass solar modules etc.And being limited by the rigid nature of itself material of glass and present laminating packaging technology, existing commercially had solar components is plane.The unicity of its shape, is difficult to the cambered surface exterior wall being adapted to multiple environment.In order to improve the installation adaptability of BIPV assembly to various exterior wall, being necessary to research and develop and a kind ofly realizing solar module with radian to meet above-mentioned deficiency.
Aluminium composite material is wherein adopted to have great importance as the substrate of photovoltaic cell and assembly thereof.Aluminium is the metallic element that in the earth's crust, content is the abundantest, and the content in the earth's crust is only second to oxygen and silicon, accounts for more than 8% of earth's crust constitute.Aluminium has low density and (is only 2.7g/cm 3), be current applications very widely, most economical applicable light-weight metal; Meanwhile, aluminium has good machinability, and its ductility is only second to Jin Heyin, and aluminium is the good conductor (larger than iron 3 times of the capacity of heat transmission) of heat and has excellent light reflective properties (visible light reflectance is about 92%); With other Metal Phase ratio, the surface of aluminium easily forms fine and close oxide film, and being not easily corroded, is good electrical insulator, also has relatively high thermal conductivity (30WM -1k -1) and outstanding weatherability.Therefore, Aluminum-aluminum alloy material obtains extensive application in the three large essential industrys such as aviation, building, automobile.Building industry is as one of the three large staple markets of metal aluminium, and at present in the world about 20% of aluminium total output for building industry, and for the building industry of some developed countries, it has accounted for more than 30% of its total output by aluminum amount.With the appearance of green building action scheme and the expansion in distributed power generation market, to development BIPV (Building Integrated Photovoltaics, BIPV) technology and new building element thereof, propose more harsh requirement from engineering ability, generating efficiency and useful life thereof.
Therefore, how aluminium is combined with photovoltaic component, forms and there is curved-surface structure, become technical problem urgently to be resolved hurrily with the BIPV component being suitable for different installation environment demand.
Utility model content
The utility model is for the above-mentioned deficiency of prior art, there is provided a kind of can utilize Aluminum-aluminum alloy material fundamental property and flexible flexible solar battery and flexible transparent covering material, realize the bending BIPV arc component based on multiple flexible material of the multiple radian for BIPV component.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of BIPV arc component based on multiple flexible material, this component comprises aluminium matter basalis that cross section is arc, flexible buffer articulamentum (as the adhesive of flexible transparent covering, flexible photovoltaic assembly, aluminium matter basalis, and has certain buffering effect.Generally can select EVA glue, PVB resin etc.), the flexible photovoltaic component layer that is made up of multiple flexible photovoltaic assembly unit and flexible transparent covering; Described aluminium matter basalis is in bottom, and described flexible buffer articulamentum is arranged at the top of aluminium matter basalis, and described flexible photovoltaic component layer is positioned at flexible buffer articulamentum, and described flexible transparent covering is arranged at the top of flexible buffer articulamentum; The described upper surface of aluminium matter basalis and the lower surface of flexible buffer articulamentum fit, and the lower surface of described flexible transparent covering and the upper surface of flexible buffer articulamentum (2) fit.
Adopt this structure, using the metal finishing aluminium sheet with radian as substrate, not only can reduce the integrated cost of BIPV component, and the pliability of entire system can be strengthened; Realize multiple radian bending for BIPV component, thus be suitable for the needs of different laying environment.In addition, metallic aluminium material, there is high light reflectivity and pyroconductivity, not only can strengthen the utilance of sunlight further, also the heat-sinking capability improving component is conducive to, not only can reduce the power output loss of photovoltaic generation unit, and be conducive to the high-efficiency comprehensive utilization realizing photovoltaic-photo-thermal.The easy passivation of the utility model aluminium matter basalis, can obtain the surface with good electrical insulating properties, can reduce the number of assembling steps of component, is also conducive to the weight reducing component.
As preferably, described cross section is the cambered surface curvature that its arc of aluminium matter basalis of arc is formed is 0-0.5, preferred 0.05-0.25; Adopt this structure, the demand of different installation environment can be adapted to, to meet the effect more fitted tightly with erecting bed.
As preferably, described cross section is the aluminium matter basalis of arc can be aluminium matter veneer or aluminium matter hollow sheeting, and its thickness is 2-10mm; Adopt this structure, one is lightweight, is easy to install, and two, be also applicable to machine work, more realize radian bending easily.
As preferably, described flexible photovoltaic component layer is formed for being embedded in flexible buffer articulamentum by multiple flexible photovoltaic assembly unit, flexible photovoltaic assembly unit can be flexible silicon solar module, as CIGS (being writing a Chinese character in simplified form of solar film battery CuInxGa (1-x) Se2) solar module or other flexible flexible solar battery.
As preferably, described flexible transparent covering can be other flexible high permeability transparent protective films such as PET film.Realize bonding by the photovoltaic module layer of EVA (ethane-acetic acid ethyenyl (vinyl acetate) ester copolymer) glue and below.
As further preferably, tell flexible transparent covering thickness be 0.5mm-2mm.Adopt this thickness can ensure the high permeability of light, the available protecting to photovoltaic module can be ensured again.
Cross section described in the utility model is the aluminium matter basalis of arc can be aluminium matter veneer or aluminium matter hollow sheeting, and the cambered surface that its arc is formed is convex globoidal or cancave cambered surface.
During photovoltaic module of the present utility model assembling, after first photovoltaic module and aluminium matter substrate surface being affixed, use EVA glue carries out cementing fixing, prevents photovoltaic module from coming off, finally covers transparent covering layer and use EVA glue to cement, completing the encapsulation of requirement.
During the utility model assembling, namely can use the aluminium matter substrate with radian before assembling, bend after also using the dull and stereotyped base of aluminium matter to complete encapsulation.
Accompanying drawing illustrates:
Fig. 1 is member cross-sections structural representation (convex globoidal) of the present utility model.
Fig. 2 is member cross-sections structural representation (cancave cambered surface) of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail, but is not limited only to following examples.
As shown in drawings: a kind of BIPV arc component based on multiple flexible material of the present utility model, this component comprises aluminium matter basalis 1 that cross section is arc, flexible buffer articulamentum 2 (as the adhesive of flexible transparent covering, flexible photovoltaic assembly, aluminium matter basalis, and has certain buffering effect.Generally can select EVA glue, PVB resin etc.), the flexible photovoltaic component layer 3 that is made up of multiple flexible photovoltaic assembly unit and flexible transparent covering 4; Described aluminium matter basalis is in bottom, and described flexible buffer articulamentum is arranged at the top of aluminium matter basalis, and described flexible photovoltaic component layer is positioned at flexible buffer articulamentum, and described flexible transparent covering is arranged at the top of flexible buffer articulamentum; The described upper surface of aluminium matter basalis and the lower surface of flexible buffer articulamentum fit, and the lower surface of described flexible transparent covering and the upper surface of flexible buffer articulamentum fit.
Adopt this structure, using the metal finishing aluminium sheet with radian as substrate, not only can reduce the integrated cost of BIPV component, and the pliability of entire system can be strengthened; Realize multiple radian bending for BIPV component, thus be suitable for the needs of different laying environment.In addition, metallic aluminium material, there is high light reflectivity and pyroconductivity, not only can strengthen the utilance of sunlight further, also the heat-sinking capability improving component is conducive to, not only can reduce the power output loss of photovoltaic generation unit, and be conducive to the high-efficiency comprehensive utilization realizing photovoltaic-photo-thermal.The easy passivation of the utility model aluminium matter basalis, can obtain the surface with good electrical insulating properties, can reduce the number of assembling steps of component, is also conducive to the weight reducing component.
Cross section described in this practicality is the cambered surface curvature that its arc of aluminium matter basalis of arc is formed is 0-0.5, preferred 0.05-0.25; Adopt this structure, the demand of different installation environment can be adapted to, to meet the effect more fitted tightly with erecting bed.
This practical described cross section is the aluminium matter basalis of arc can be aluminium matter veneer or aluminium matter hollow sheeting, and its thickness is 2-10mm; Adopt this structure, one is lightweight, is easy to install, and two, be also applicable to machining, more realize radian bending easily.
Described flexible photovoltaic component layer is embedded in flexible buffer articulamentum, flexible photovoltaic component layer can be flexible silicon solar module, as CIGS (being writing a Chinese character in simplified form of solar film battery CuInxGa (1-x) Se2) solar module or other flexible flexible solar battery.
Flexible transparent covering described in this practicality can be other flexible high permeability transparent protective films such as PET film.Realize bonding by the photovoltaic module layer of EVA (ethane-acetic acid ethyenyl (vinyl acetate) ester copolymer) glue and below.
This practicality tell flexible transparent covering thickness be 0.5mm-2mm.Adopt this thickness can ensure the high permeability of light, the available protecting to photovoltaic module can be ensured again.
Cross section described in the utility model is the aluminium matter basalis of arc can be aluminium matter veneer or aluminium matter hollow sheeting, and the cambered surface that its arc is formed is convex globoidal (Fig. 1) or cancave cambered surface (Fig. 2).
During photovoltaic module of the present utility model assembling, after first photovoltaic module and aluminium matter substrate surface being affixed, use EVA glue carries out cementing fixing, prevents photovoltaic module from coming off, finally covers transparent covering layer and use EVA glue to cement, completing the encapsulation of requirement.
During the utility model assembling, namely can use the aluminium matter substrate with radian before assembling, bend after also using the dull and stereotyped base of aluminium matter to complete encapsulation.
Concrete structure is as follows, and aluminium substrate is of a size of 600mm*400mm*5mm for during bending; PET film is of a size of 600mm*400mm*0.5mm; Cell piece is flexible amorphous silicon solar module.EVA glue thickness is 0.2-0.5mm.
Because EVA glue is in BIPV component, play the binding agent of cementation, all need in general photovoltaic component to use, think routine, known technology concrete above-mentioned introduction in the structure of component, no longer mention.

Claims (6)

1. based on a BIPV arc component for multiple flexible material, it is characterized in that: this component comprises aluminium matter basalis (1), flexible buffer articulamentum (2), the flexible photovoltaic component layer (3) be made up of multiple flexible photovoltaic assembly unit and the flexible transparent covering (4) that cross section is arc; Described aluminium matter basalis (1) is in bottom, described flexible buffer articulamentum (2) is arranged at the top of aluminium matter basalis (1), described flexible photovoltaic component layer (3) is positioned at flexible buffer articulamentum (2), and described flexible transparent covering (4) is arranged at the top of flexible buffer articulamentum (2); The upper surface of described aluminium matter basalis (1) and the lower surface of flexible buffer articulamentum (2) fit, and the lower surface of described flexible transparent covering (4) and the upper surface of flexible buffer articulamentum (2) fit.
2. the BIPV arc component based on multiple flexible material according to claim 1, is characterized in that: described cross section is the cambered surface curvature that its arc of aluminium matter basalis of arc is formed is 0-0.5.
3. the BIPV arc component based on multiple flexible material according to claim 2, is characterized in that: described cross section is the cambered surface curvature that its arc of aluminium matter basalis of arc is formed is 0.05-0.25.
4. the BIPV arc component based on multiple flexible material according to claim 1, is characterized in that: described cross section is the aluminium matter basalis of arc is aluminium matter veneer or aluminium matter hollow sheeting, and its thickness is 2-10mm.
5. the BIPV arc component based on multiple flexible material according to claim 1, is characterized in that: the thickness of described flexible transparent covering is 0.5mm-2mm.
6. the BIPV arc component based on multiple flexible material according to claim 1, is characterized in that: described cross section is the cambered surface that its arc of aluminium matter basalis of arc is formed is convex globoidal or cancave cambered surface.
CN201520495698.9U 2015-07-08 2015-07-08 Based on the BIPV arc component of multiple flexible material Active CN204707077U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106788192A (en) * 2016-12-19 2017-05-31 张家港长丰能源有限公司 A kind of flexible solar battery piece electrification component

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106788192A (en) * 2016-12-19 2017-05-31 张家港长丰能源有限公司 A kind of flexible solar battery piece electrification component

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