CN204707076U - Based on the BIPV component with high thermal conductivity aluminum alloy materials - Google Patents
Based on the BIPV component with high thermal conductivity aluminum alloy materials Download PDFInfo
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- CN204707076U CN204707076U CN201520495697.4U CN201520495697U CN204707076U CN 204707076 U CN204707076 U CN 204707076U CN 201520495697 U CN201520495697 U CN 201520495697U CN 204707076 U CN204707076 U CN 204707076U
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- basalis
- thermal conductivity
- high thermal
- photovoltaic module
- buffering articulamentum
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
Based on a BIPV component with high thermal conductivity aluminum alloy materials, this component comprises flat aluminum basalis, buffering articulamentum, the photovoltaic module layer be made up of multiple photovoltaic module unit and transparent covering layer; Described aluminium base bottom is in bottom, and described buffering articulamentum is positioned at the top of flat aluminum basalis, and described photovoltaic module layer is positioned in the middle of buffering articulamentum, and described transparent covering layer is arranged at the top of buffering articulamentum; The upper surface of described flat aluminum basalis fits with the lower surface of buffering articulamentum, and the lower surface of described transparent covering layer fits with the upper surface of buffering articulamentum; Described flat aluminum basalis is the basalis that anodised aluminium is formed.Described component has the advantage that the high thermal conductivity of aluminium can be utilized to realize carrying out for BIPV component effective cooling.
Description
Technical field
The utility model belongs to solar power plant field, be specifically related to BIPV integrated system, refer in particular to a kind of based on there is high thermal conductivity (under identical intensity of illumination, real work one hour variations in temperature of this practicality is 35 DEG C-40 DEG C, the variations in temperature of the finished product monocrystalline silicon assembly on market is 55 DEG C-60 DEG C, and variations in temperature can reduce 20 DEG C-25 DEG C) BIPV (BIPV) component of aluminum alloy materials.This design has 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's Electrification Age and economic globalization, the consumption of conventional fossil fuel is increased gradually, cause reducing sharply of fossil fuels available, 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.Especially, under the trend advocating green building and energy-conserving and environment-protective, BIPV is subject to the great attention of countries in the world with the advantage of its uniqueness.Be mainly reflected in: it can by photovoltaic material and architectural design perfect adaptation, the photovoltaic curtain wall etc. that photovoltaic material combines with new decorative material can be built on the basis of existing building area, realizing building self utilizes solar energy to produce electric energy, and the perfection that even can realize solar power generation and solar water is merged.
The reflection of commercial solar-energy photo-voltaic cell due to battery surface and the light transmittance impact of material itself, can lose the solar energy of about 80%.In practical work process, along with the rising of working temperature, the power output of photovoltaic module reduces accordingly gradually, and increase power output to suppress the working temperature of photovoltaic module to raise, photoelectric and light-heat integration device arises at the historic moment.It, mainly through utilizing the mode of cooling water circulation, realizes the cooling processing of photovoltaic module, thus effectively increases electric energy output within the equal operating time.Comprehensive solar power generation and hot water principle, photoelectric and light-heat integration device adopts gluing technology photovoltaic module and heat collector to be combined, not only effectively can reduce the working temperature of assembly, guarantee its photoelectric conversion efficiency, increase the service life, and can obtain the hot water of uniform temperature, thus the comprehensive utilization realizing efficient, low-cost solar photoelectricity-photo-thermal is in order to improve the utilance of solar energy.Effectively can control the working temperature of photovoltaic cell and assembly thereof in addition, the hydraulic performance decline as far as possible avoiding superheating phenomenon to cause or Problem of Failure.
Panel for construction aluminium is adopted to have great importance as the heat dissipating substrate of photovoltaic cell and assembly thereof.Aluminium is cheap, and easy to process.Aluminium because of its density low, matter is soft is easy to processing, the high and surperficial easy formation dense oxidation film of thermal conductivity and realize conductor does not cause thermal conductivity huge decay to the transformation of insulator, so become the first-selection of construction material.With the appearance of green building action scheme and the expansion in distributed power generation market, to development BIPV (BuildingIntegrated Photovoltaics, BIPV) technology and new building element thereof, propose more harsh requirement from generating efficiency, engineering ability and useful life thereof.
In recent years, also there are employing aluminum material in some enterprises (such as Nanosolar company) abroad with material impact as the work of substrate for the preparation of photovoltaic film battery, and then the photovoltaic cell product that development is more cheap.But, adopt aluminium matter hollow composite material to form BIPV component as thermal component and solar cell and have no report.
Utility model content
The utility model, for the above-mentioned deficiency of prior art, provides one can utilize flat aluminum basic structure characteristic, realize for BIPV component carry out effective cooling based on the BIPV component with high thermal conductivity aluminum alloy materials.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of BIPV component based on having high thermal conductivity aluminum alloy materials, and this component comprises flat aluminum basalis, buffering articulamentum, the photovoltaic module layer be made up of multiple photovoltaic module unit and transparent covering layer; Described aluminium base bottom is in bottom, and described buffering articulamentum is positioned at the top of flat aluminum basalis, and described photovoltaic module layer is positioned in the middle of buffering articulamentum, and described transparent covering layer is arranged at the top of buffering articulamentum; The upper surface of described flat aluminum basalis fits with the lower surface of buffering articulamentum, and the lower surface of described transparent covering layer fits with the upper surface of buffering articulamentum; Described flat aluminum basalis is the basalis that anodised aluminium is formed.
Adopt this structure, using metal finishing aluminium as substrate, not only can reduce the integrated cost of BIPV component, and the pliability of entire system can be strengthened.In addition, metallic aluminium section bar and flat aluminum basalis base material, have high light reflectivity and pyroconductivity, not only can strengthen the utilance of sunlight further, is also conducive to the heat-sinking capability improving component.What is more important the utility model utilizes anodised aluminium as the basalis of flat aluminum basalis as photovoltaic component, realizes lowering the temperature for photovoltaic generation unit, can reduce the power output loss of photovoltaic generation unit.
As preferably, the thickness of flat aluminum basalis of the present utility model is 0.5-5mm, is preferably 2mm; Adopt this structure one fully to be sent out in time, fast by the heat of battery component, ensure the normal operation of cell piece performance; Secondly, weight and the cost of manufacture of whole component can also be alleviated, increase the toughness of component and firm intensity simultaneously.
As preferably, the thickness of buffering articulamentum described in the utility model is at 0.1-1mm; Adopt the buffering articulamentum of this thickness to have higher light transmittance and low absorptivity, farthest can improve the conversion efficiency of thermoelectric of component.
As preferably, the oxidated layer thickness that the anodic oxidation of anodised aluminium basalis described in the utility model obtains is at 0.001-0.5mm; This thickness is adopted to prevent aluminium to be oxidized further.
Transparent covering layer described in the utility model is EVA adhesive film or glass or transparent plastic film, realizes bonding by the buffering articulamentum of EVA (ethane-acetic acid ethyenyl (vinyl acetate) ester copolymer) glue and below.
Photovoltaic module layer described in the utility model is by being multiplely embedded in (centre) in buffering articulamentum, be in same level, multiple photovoltaic module unit of equidistant intervals are formed; Photovoltaic module unit is the one in the commercially available prod, photovoltaic field such as monocrystalline silicon piece, polysilicon chip, amorphous silicon chip, Copper Indium Gallium Selenide sheet, gallium arsenide film, cadmium telluride, sheet, organic photovoltaic sheet.
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.
Buffering articulamentum of the present utility model as the adhesive of transparent covering layer, photovoltaic module, flat aluminum basalis, and has certain buffering effect.Generally can select EVA glue, PVB resin etc.
Accompanying drawing explanation
This practicality of Fig. 1 is based on the cutaway view structural representation of BIPV component with high thermal conductivity aluminum alloy materials.
Embodiment
Below in conjunction with figure and embodiment, the present invention is described in more detail, but is not limited only to following examples.
As shown in Figure 1: a kind of BIPV component based on having high thermal conductivity aluminum alloy materials, this component comprises flat aluminum basalis 1, buffering articulamentum 2, the photovoltaic module layer 3 be made up of multiple photovoltaic module unit and transparent covering layer 4; Described flat aluminum basalis 1 is in bottom, and described buffering articulamentum 2 is positioned at above aluminium base bottom 1, and described photovoltaic module layer 3 is positioned in the middle of buffering articulamentum 2, and described transparent covering layer 4 is arranged at above buffering articulamentum 2; The upper surface of described flat aluminum basalis 1 fits with the lower surface of buffering articulamentum 2, and the lower surface of described transparent covering layer 4 fits with the upper surface of buffering articulamentum 2; The basalis that described flat aluminum basalis 1 is formed for anodised aluminium; This basalis is that oxide layer covers so non-conductive due to surface, effectively ensures the electrical efficiency of whole assembly.
Adopt this structure, using metal finishing aluminium as substrate, not only can reduce the integrated cost of BIPV component, and the pliability of entire system can be strengthened.In addition, metallic aluminium section bar base material, has high light reflectivity and pyroconductivity, not only can strengthen the utilance of sunlight further, is also conducive to the heat-sinking capability improving component.What is more important the utility model utilizes anodised aluminium as the basalis of flat aluminum basalis as photovoltaic component, realizes lowering the temperature for photovoltaic generation unit, can reduce the power output loss of photovoltaic generation unit.
The thickness of anodised aluminium basalis of the present utility model is 0.5-5mm, and the present embodiment is preferably 2mm; Adopt this structure one fully to be sent out in time, fast by the heat of battery component, ensure the normal operation of cell piece performance; Secondly, weight and the cost of manufacture of whole component can also be alleviated, increase the toughness of component and firm intensity simultaneously.
The thickness of buffering articulamentum described in the utility model is at 0.1-1mm; Adopt the buffering articulamentum of this thickness to have higher light transmittance and low absorptivity, farthest can improve the conversion efficiency of thermoelectric of component.
The oxidated layer thickness that anodised aluminium basalis anodic oxidation described in the utility model obtains is at 0.001-0.5mm; Adopt this thickness to prevent aluminium to be oxidized further, and fully ensure non-conductive.
Transparent covering layer described in the utility model is EVA adhesive film or glass or transparent plastic film, realizes bonding by the buffering articulamentum of EVA (ethane-acetic acid ethyenyl (vinyl acetate) ester copolymer) glue and below.
The photovoltaic module unit of photovoltaic module layer described in the utility model is the one in the commercially available prod, photovoltaic field such as monocrystalline silicon piece, polysilicon chip, amorphous silicon chip, Copper Indium Gallium Selenide sheet, gallium arsenide film, cadmium telluride sheet, organic photovoltaic sheet.
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.
Concrete structure example is as follows: transparent covering layer adopts PET, and it is of a size of 600mm*400mm*0.5mm; Anodic oxidation aluminium sheet is 600mm*400*5mm; Cell piece is monocrystalline silicon battery, and it is of a size of 156mm*156mm*0.2mm; The thickness of EVA glue is 0.2-0.5mm; In actual experiment test, testing time is 1h, the radiating effect of anodic oxidation aluminium sheet is utilized greatly to be better than the solar components that market is sold, under identical intensity of illumination, its real work one hour variations in temperature is 35 DEG C-40 DEG C, the variations in temperature of the finished product monocrystalline silicon assembly on market is 55 DEG C-60 DEG C, and variations in temperature can reduce 20 DEG C-25 DEG C, and namely the radiating effect of flat aluminum substrate to solar battery sheet is better than the crystal silicon component substrate on market.In addition, in an experiment, illumination one hour, the range of temperature of cell piece is at 25 DEG C-80 DEG C, and cell piece performance is normal, and experimental data is true and reliable.
Claims (5)
1. based on a BIPV component with high thermal conductivity aluminum alloy materials, it is characterized in that: this component comprises flat aluminum basalis (1), buffering articulamentum (2), the photovoltaic module layer (3) be made up of multiple photovoltaic module unit and transparent covering layer (4); Described aluminium base bottom (1) is in bottom, described buffering articulamentum (2) is positioned at the top of flat aluminum basalis (1), described photovoltaic module layer (3) is positioned in the middle of buffering articulamentum (2), and described transparent covering layer (4) is arranged at the top of buffering articulamentum (2); The upper surface of described flat aluminum basalis (1) fits with the lower surface of buffering articulamentum (2), and the lower surface of described transparent covering layer (4) fits with the upper surface of buffering articulamentum (2); The basalis that described flat aluminum basalis (1) is formed for anodised aluminium.
2. the BIPV component based on having high thermal conductivity aluminum alloy materials according to claim 1, is characterized in that: the thickness of described flat aluminum basalis (1) is 0.5-5mm.
3. the BIPV component based on having high thermal conductivity aluminum alloy materials according to claim 2, is characterized in that: the thickness of described flat aluminum basalis (1) is 2mm.
4. the BIPV component based on having high thermal conductivity aluminum alloy materials according to claim 1, is characterized in that: the thickness of described buffering articulamentum (2) is 0.1-1mm.
5. the BIPV component based on having high thermal conductivity aluminum alloy materials according to claim 1, is characterized in that: the thickness of the oxide layer of the anodic oxidation acquisition of described anodised aluminium basalis is 0.001-0.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520495697.4U CN204707076U (en) | 2015-07-08 | 2015-07-08 | Based on the BIPV component with high thermal conductivity aluminum alloy materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520495697.4U CN204707076U (en) | 2015-07-08 | 2015-07-08 | Based on the BIPV component with high thermal conductivity aluminum alloy materials |
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| Publication Number | Publication Date |
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| CN204707076U true CN204707076U (en) | 2015-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520495697.4U Active CN204707076U (en) | 2015-07-08 | 2015-07-08 | Based on the BIPV component with high thermal conductivity aluminum alloy materials |
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| CN (1) | CN204707076U (en) |
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- 2015-07-08 CN CN201520495697.4U patent/CN204707076U/en active Active
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |