CN102945875B - Breathing type hollow BIPV (building integrated photovoltaics) assembly - Google Patents
Breathing type hollow BIPV (building integrated photovoltaics) assembly Download PDFInfo
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- CN102945875B CN102945875B CN201210460021.2A CN201210460021A CN102945875B CN 102945875 B CN102945875 B CN 102945875B CN 201210460021 A CN201210460021 A CN 201210460021A CN 102945875 B CN102945875 B CN 102945875B
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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
The invention relates to a photovoltaic building integral solar photovoltaic assembly, in particular to a breathing type hollow BIPV (building integrated photovoltaics) assembly. The breathing type hollow BIPV assembly comprises front glass (10), a solar cell group (11), base plate glass (12), a hollow layer (17) and back glass (13), wherein the front glass (10), the solar cell group (11), the base plate glass (12), the hollow layer (17) and the back glass (13) are sequentially stacked, a spacing strip (15) is arranged between the base plate glass (12) and the back glass (13) to form the hollow layer (17), the gap between the base plate glass (12) and the back glass (13), outside the spacing strip (15), is subjected to air sealing by a sealant (16), a terminal box (14) is arranged between the front glass (10) and the back glass (13), and the terminal box (14) is electrically connected with a wiring terminal of the solar cell group (11). The breathing type hollow BIPV assembly solves the problem of the hollow photovoltaic assembly that the glass is crushed due to overhigh pressure of the glass hollow layer in the power generation process in summer.
Description
Technical field
The present invention relates to a kind of BIPV solar photovoltaic assembly, especially breathing pattern hollow BIPV photovoltaic module.
Background technology
BIPV (BIPV) battery component of domestic and international industry mainly contains two kinds: a kind of is common double wave battery component, and another kind is hollow photovoltaic component.
Common double wave battery component is also referred to as first generation BIPV battery component, and it replaces photovoltaic module back-protective material with toughened glass and adopts glued membrane to encapsulate.This BIPV battery component is unquestionable has broken the technology barriers of photovoltaic industry and building trade, but also there is the drawback of many direct restriction BIPV battery components development.First be heat-insulating capability: the transmission of energy has nothing but three kinds of radiant transfer, convection current is transmitted and conduction is transmitted, BIPV component application in building time, the heat that the heat produced by illumination and battery component generating produce directly can import interior of building into by the conduction effect of glass, the power consumption of this building just increased greatly, and reduce the generating efficiency (generating efficiency of battery component raises with surface temperature and reduces) of battery component, and the soundproof effect of glass is non-constant, on building, directly use first generation BIPV battery component also to need additional use sound insulation, heat-proof device and sealing.
Hollow photovoltaic component is also referred to as second generation BIPV battery component, this novel battery assembly is that common batteries assembly and toughened glass or simple glass are being carried out hollow, adds inert gas and then carry out sealing and in hollow layer, add a certain amount of drier in hollow layer.Battery component has successfully incorporated in construction material by such design, also reaches heat insulation, the technical requirement such as sound insulation and fire prevention of construction material.High-performance hollow photovoltaic module, due to the metal film having one deck special, can reach 0.22-0.49 sheltering coefficient, makes room conditioning (cold air) load reduction.Thermal transmission coefficient 1.4-2.8W (m2.K).To alleviating room heater load, the very large efficiency of same performance.Therefore, window is opened larger, and energy-saving effect is more obvious.
High-performance hollow photovoltaic module can be tackled and be mapped to indoor suitable energy by the sun, and what thus can prevent the discomfort because radiant heat causes and alleviate that evening glow sunlight causes is dizzy.High-performance hollow photovoltaic module has multicolour, can select color as required, to reach more preferably artistic effect.Be applicable to the communal facilitys such as office block, showroom, library and require as computer floor, precision instrument workshop, chemical plant etc. the special building that constant temperature the Huanshui River is wet.Also may be used for the place that sun-proof and anti-evening glow is dizzy in addition.But the glass outer due to hollow photovoltaic component is made up of photovoltaic module, photovoltaic module can produce a large amount of heat in power generation process, these heat cannot be discharged due to the hollow layer of hollow photovoltaic component, the accumulation of heat can cause hollow layer gas expansion, and then breaking of hollow photovoltaic component can be caused, and directly affect the generating efficiency of photovoltaic cell due to the too high meeting of temperature.Therefore hollow photovoltaic component is quite disputed in utilization and application.
Summary of the invention
The object of this invention is to provide a kind of breathing pattern hollow BIPV photovoltaic module, the glass breaking problem that double glazing causes because of air pressure instability can be avoided.
A kind of breathing pattern hollow BIPV photovoltaic module, its special feature is: comprise the face glass, solar battery sheet group, base plate glass, hollow layer and the back glass that superpose successively, wherein between base plate glass and back glass, spacer bar be installed thus form this hollow layer, base plate glass outside this spacer bar and use fluid sealant hermetic seal between back glass, and terminal box is also installed between face glass and back glass, this terminal box is electrically connected with the binding post of aforementioned solar battery sheet group.
Wherein face glass adopts low iron ultrawhite toughened glass.
Wherein base plate glass adopts a reflection wavelength at the low emissivity glass of more than 1100nm infrared light.
Wherein low emissivity glass is covered on toughened glass by infrared reflection film and forms.
Wherein in hollow layer, be placed with drier.
Its intermediate parting strips adopts aluminum strip, is filled with molecular sieve thus stops moisture to pass through, all use butyl rubber hermetic seal at these aluminum strip both sides and base plate glass and back glass contact position in this aluminum strip.
Wherein terminal box comprises housing, the surface directly contacted on the housing has at least one spiracle with outside atmosphere, each spiracle is all coated with respiratory membrane thus air is freely passed through and stops moisture to pass through; At least one capillary access aperture is had on the housing on the surface of photovoltaic module inside, each capillary access aperture is all provided with capillary, solar battery sheet group is stretched in one end of this capillary or hollow layer is interior and its other end stretches in described housing, thus the pressure of both balances.
Its middle shell adopts MPPO plastic material, and respiratory membrane adopts expanded PTFE material; Wherein hermetic seal between capillary access aperture and capillary, is specifically provided with sealing ring between capillary access aperture and capillary, and is coated with fluid sealant; Its middle shell is with upper cover, and hermetic seal between housing and upper cover; Wherein plug-in type protective cover is installed in housing, and by fluid sealant hermetic seal between housing and upper cover.
The first flow deflector, bypass diode and the second flow deflector that connect successively are wherein installed in housing, wherein the first flow deflector is connected with the busbar of solar battery sheet group, and one end of bypass diode is electrically connected with the first flow deflector and its other end is electrically connected with the second flow deflector, this second flow deflector is also electrically connected with connecting line, this connecting line stretches out outside housing from the connecting line access aperture housing, is provided with connector at the end of this connecting line.
Wherein connecting line adopts double-insulated cable.
Wherein the quantity of capillary is 10-200 bar/m
2, the internal diameter of capillary is 0.1-1mm.
Adopt after the present invention, constituting component internal hollow layer can carry out with interior of building the novel breathing pattern hollow BIPV photovoltaic module breathed, has accomplished the convection phenomena balancing glass hollow layer air pressure and heat does not occur.Such design solves hollow photovoltaic component makes the too high generation glass breaking of glass hollow layer air pressure in power generation process problem in summer, and microcirculation can not the convection current of forming energy.Breathing pattern hollow BIPV photovoltaic module of the present invention not only has higher heat-insulation and heat-preservation effect, effectively can also solve the problem that the heat insulation and preservation effect that produces in BIPV (BIPV) process of construction is poor, the glass breaking problem that the instability avoiding double glazing air pressure causes.
Accompanying drawing explanation
Accompanying drawing 1 is Facad structure schematic diagram of the present invention;
Accompanying drawing 2 is the partial enlarged drawing at II place in Fig. 1;
Accompanying drawing 3 is side structure schematic diagram of the present invention;
Accompanying drawing 4 is the partial enlarged drawing at III place in Fig. 3;
Accompanying drawing 5 is side structure schematic diagram of the present invention;
Accompanying drawing 6 is the partial enlarged drawing at IV place in Fig. 5;
Accompanying drawing 7 is the structural representation of terminal box (14) in the present invention;
Accompanying drawing 8 is the body diagram of terminal box (14) in the present invention.
Embodiment
As Fig. 1, 2, 3, 4, 5, shown in 6, the present invention is a kind of breathing pattern hollow BIPV photovoltaic module, comprise the face glass 10 superposed successively, solar battery sheet group 11, base plate glass 12, hollow layer 17 and back glass 13, wherein between base plate glass 12 and back glass 13, spacer bar 15 be installed thus form this hollow layer 17, base plate glass 12 outside this spacer bar 15 and use fluid sealant 16 hermetic seal between back glass 13, and terminal box 14 is also installed between face glass 10 and back glass 13, this terminal box 14 is electrically connected with the binding post of aforementioned solar battery sheet group 11.
Wherein face glass 10 adopts low iron ultrawhite toughened glass, and base plate glass 12 adopts a reflection wavelength at the low emissivity glass of more than 1100nm infrared light, and low emissivity glass is covered on toughened glass by infrared reflection film and forms.In hollow layer 17, be placed with drier in addition, spacer bar 15 adopts aluminum strip, is filled with molecular sieve thus stops moisture to pass through, all use butyl rubber hermetic seal at these aluminum strip both sides and base plate glass 12 and back glass 13 contact position in this aluminum strip.
As shown in Figure 7,8, wherein terminal box comprises housing 7, the surface that this housing 7 directly contacts with outside atmosphere has at least one spiracle, each spiracle is all coated with respiratory membrane 6 thus air is freely passed through and stops moisture to pass through; Described housing 7 has at least one capillary access aperture 4 on the surface of photovoltaic module inside, each capillary access aperture 4 is all provided with capillary, solar battery sheet group 11 is stretched in one end of this capillary or hollow layer 17 is interior and its other end stretches in described housing 7, thus the pressure of both balances.
Its middle shell 7 adopts MPPO plastic material, and respiratory membrane 6 adopts expanded PTFE material; Wherein hermetic seal between capillary access aperture 4 and capillary, is specifically provided with sealing ring between capillary access aperture 4 and capillary, and is coated with fluid sealant; Its middle shell 7 is with upper cover 9, and hermetic seal between housing 7 and upper cover 9; Wherein in housing 7, plug-in type protective cover is installed, and by fluid sealant hermetic seal between housing 7 and upper cover 9.
The first flow deflector 2, bypass diode 1 and the second flow deflector that connect successively are wherein installed in housing 7, wherein the first flow deflector 2 is connected with the busbar of solar battery sheet group 11, and one end of bypass diode 1 is electrically connected with the first flow deflector 2 and its other end is electrically connected with the second flow deflector, this second flow deflector is also electrically connected with connecting line 3, this connecting line 3 stretches out outside housing 7 from the connecting line access aperture 5 housing 7, be provided with connector 8 at the end of this connecting line 3, connecting line 3 adopts double-insulated cable.
Wherein the quantity of capillary 18 is 10-200 bar/m
2, the internal diameter of capillary 18 is 0.1-1mm.
What breathing pattern hollow BIPV photovoltaic module face glass 10 of the present invention adopted is the Low-E glass produced through online high temperature pyrolysis sedimentation, and in Low-E process of glass, carry out the design of multilayer infrared refleccting layer, utilize infrared reflecting layer that the infrared light of crystal silicon solar cell sheet (crystal silicon solar cell sheet absorption spectrum ranges is 370-1100nm) non-absorbent more than 1100nm is carried out reflection to reduce cell piece surface temperature, thus promote the generating efficiency of hollow microcirculation BIPV photovoltaic module.Infrared reflection film energy directly reflect most infrared light, thus reduce indoor temperature.Such design can utilize solar power generation, can reach again the effect of heat-insulation and heat-preservation.Can stablize and keep improving photoelectric conversion rate with appropriateness, also can insulate against sound by noise reduction, there is generating, energy-conservation, noise reduction triple function.
The present invention adopts capillary 18 to be connected with terminal box 14 by glass hollow layer 17, make to form microcirculation between terminal box 14 and glass hollow layer 17, then terminal box 14 is connected with in building again, breathing pattern hollow BIPV photovoltaic module hollow layer 17 and interior of building is coupled together and has double-deck the isolation.
Claims (9)
1. a breathing pattern hollow BIPV photovoltaic module, it is characterized in that: comprise the face glass (10) superposed successively, solar battery sheet group (11), base plate glass (12), hollow layer (17) and back glass (13), wherein between base plate glass (12) and back glass (13), spacer bar (15) be installed thus form this hollow layer (17), with fluid sealant (16) hermetic seal between the base plate glass (12) and back glass (13) in this spacer bar (15) outside, and terminal box (14) is also installed between face glass (10) and back glass (13), this terminal box (14) is electrically connected with the binding post of aforementioned solar battery sheet group (11),
Wherein terminal box comprises housing (7), the surface that this housing (7) above directly contacts with outside atmosphere has at least one spiracle, each spiracle is all coated with respiratory membrane (6) thus air is freely passed through and stops moisture to pass through; The surface of the upper close photovoltaic module inside of described housing (7) has at least one capillary access aperture (4), each capillary access aperture (4) is all provided with capillary, solar battery sheet group (11) is stretched in one end of this capillary or hollow layer (17) is interior and its other end stretches in described housing (7), thus the pressure of both balances.
2. a kind of breathing pattern hollow BIPV photovoltaic module as claimed in claim 1, is characterized in that: wherein face glass (10) adopts low iron ultrawhite toughened glass.
3. a kind of breathing pattern hollow BIPV photovoltaic module as claimed in claim 1, is characterized in that: wherein base plate glass (12) adopts a reflection wavelength at the low emissivity glass of 1100 more than nm infrared lights.
4. breathing pattern hollow BIPV photovoltaic module as claimed in claim 3, is characterized in that: wherein low emissivity glass is covered on toughened glass by infrared reflection film and forms.
5. a kind of breathing pattern hollow BIPV photovoltaic module as claimed in claim 1, is characterized in that: wherein in hollow layer (17), be placed with drier.
6. a kind of breathing pattern hollow BIPV photovoltaic module as claimed in claim 1, it is characterized in that: its intermediate parting strips (15) adopts aluminum strip, in this aluminum strip, be filled with molecular sieve thus stop moisture to pass through, all using butyl rubber hermetic seal at these aluminum strip both sides and base plate glass (12) and back glass (13) contact position.
7. a kind of breathing pattern hollow BIPV photovoltaic module as claimed in claim 1, is characterized in that: its middle shell (7) adopts MPPO plastic material, and respiratory membrane (6) adopts expanded PTFE material; Wherein hermetic seal between capillary access aperture (4) and capillary, is specifically provided with sealing ring between capillary access aperture (4) and capillary, and is coated with fluid sealant; Its middle shell (7) is with upper cover (9), and hermetic seal between housing (7) and upper cover (9); Wherein in housing (7), plug-in type protective cover is installed, and by fluid sealant hermetic seal between housing (7) and upper cover (9).
8. a kind of breathing pattern hollow BIPV photovoltaic module as claimed in claim 1, it is characterized in that: the first flow deflector (2) connected successively is wherein installed in housing (7), bypass diode (1) and the second flow deflector, wherein the first flow deflector (2) is connected with the busbar of solar battery sheet group (11), and one end of bypass diode (1) is electrically connected with the first flow deflector (2) and its other end is electrically connected with the second flow deflector, this second flow deflector is also electrically connected with connecting line (3), this connecting line (3) stretches out housing (7) outward from the connecting line access aperture (5) housing (7), at the end of this connecting line (3), connector (8) is installed.
9. a kind of breathing pattern hollow BIPV photovoltaic module as claimed in claim 1, is characterized in that: wherein connecting line (3) adopts double-insulated cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210460021.2A CN102945875B (en) | 2012-11-15 | 2012-11-15 | Breathing type hollow BIPV (building integrated photovoltaics) assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210460021.2A CN102945875B (en) | 2012-11-15 | 2012-11-15 | Breathing type hollow BIPV (building integrated photovoltaics) assembly |
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| Publication Number | Publication Date |
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| CN102945875A CN102945875A (en) | 2013-02-27 |
| CN102945875B true CN102945875B (en) | 2015-05-06 |
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| CN201210460021.2A Active CN102945875B (en) | 2012-11-15 | 2012-11-15 | Breathing type hollow BIPV (building integrated photovoltaics) assembly |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107453704A (en) * | 2016-05-30 | 2017-12-08 | 常州亚玛顿股份有限公司 | Solar components |
| CN107230731B (en) * | 2017-05-19 | 2019-07-26 | 米亚索能光伏科技有限公司 | Double glass photovoltaic modulies of film and preparation method thereof |
| CN107834950B (en) * | 2017-12-11 | 2024-03-19 | 山东理工昊明新能源有限公司 | Photovoltaic building integrated power generation system |
| CN111952391A (en) * | 2019-05-17 | 2020-11-17 | 汉能移动能源控股集团有限公司 | BIPV photovoltaic module |
| CN112054080A (en) * | 2020-09-03 | 2020-12-08 | 成都中建材光电材料有限公司 | Heat-insulating sound-insulating power generation glass and preparation method thereof |
| CN114256372A (en) * | 2021-12-21 | 2022-03-29 | 晋能光伏技术有限责任公司 | Breathable solar cell module |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101881070A (en) * | 2010-07-12 | 2010-11-10 | 沈阳金都铝业装饰工程有限公司 | Endothermic solar photovoltaic hollow glass |
| CN102182266A (en) * | 2010-12-28 | 2011-09-14 | 江阴浚鑫科技有限公司 | Photovoltaic curtain wall and manufacturing method thereof |
| CN202905756U (en) * | 2012-11-15 | 2013-04-24 | 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10361184B3 (en) * | 2003-12-24 | 2005-02-03 | Glaswerke Arnold Gmbh & Co. Kg | Photovoltaic insulating glass panel for building external cladding or window with bypass diodes connected between photovoltaic modules housed in peripheral frame supporting relatively spaced outer and inner glass panes |
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2012
- 2012-11-15 CN CN201210460021.2A patent/CN102945875B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101881070A (en) * | 2010-07-12 | 2010-11-10 | 沈阳金都铝业装饰工程有限公司 | Endothermic solar photovoltaic hollow glass |
| CN102182266A (en) * | 2010-12-28 | 2011-09-14 | 江阴浚鑫科技有限公司 | Photovoltaic curtain wall and manufacturing method thereof |
| CN202905756U (en) * | 2012-11-15 | 2013-04-24 | 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 |
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| CN102945875A (en) | 2013-02-27 |
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