CN105553408B - A kind of absorber plate photovoltaic and photothermal solar integrated module compound directly with glass cover-plate - Google Patents

A kind of absorber plate photovoltaic and photothermal solar integrated module compound directly with glass cover-plate Download PDF

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Publication number
CN105553408B
CN105553408B CN201610109081.8A CN201610109081A CN105553408B CN 105553408 B CN105553408 B CN 105553408B CN 201610109081 A CN201610109081 A CN 201610109081A CN 105553408 B CN105553408 B CN 105553408B
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China
Prior art keywords
heat
plate
absorbing
photovoltaic
cooling line
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Expired - Fee Related
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CN201610109081.8A
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Chinese (zh)
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CN105553408A (en
Inventor
罗成龙
徐礼颉
孙李媛
熊继海
范敏
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ENERGY RESEARCH INSTITUTE OF JIANGXI ACADEMY OF SCIENCES
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ENERGY RESEARCH INSTITUTE OF JIANGXI ACADEMY OF SCIENCES
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Priority to CN201610109081.8A priority Critical patent/CN105553408B/en
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S30/00Structural details of PV modules other than those related to light conversion
    • 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
    • H01L31/052Cooling means directly associated or integrated with the PV cell, e.g. integrated Peltier elements for active cooling or heat sinks directly associated with the PV cells
    • H01L31/0521Cooling means directly associated or integrated with the PV cell, e.g. integrated Peltier elements for active cooling or heat sinks directly associated with the PV cells using a gaseous or a liquid coolant, e.g. air flow ventilation, water circulation
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S40/00Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
    • 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

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  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Photovoltaic Devices (AREA)

Abstract

The invention discloses a kind of absorber plate and the photovoltaic and photothermal solar integrated module of glass cover-plate direct combination, including photoelectric and light-heat integration structure and incubated backboard, both heat-absorbing metal plate and cooling line are configured to heat-absorbing plate core together, cooling line is connected with heat-absorbing metal plate, and cooling line is used to flow heat-conducting fluid;Glass cover-plate is laminated to the top surface of heat-absorbing plate core, sets gradually EVA glue, photovoltaic cell, EVA glue, transparent back panel and heat conduction viscose glue between the two;Incubated backboard is arranged at the bottom surface of heat-absorbing plate core.The present invention can make sunlight, in the transmission loss on photovoltaic cell, reducing photovoltaic cell and receiving sunlight, enhance the photoelectric properties of module merely through a transparent cover plate material transmission in the case where realizing the double effects of solar energy photovoltaic utilization and solar thermal utilization.Present invention design simplifies the cleaning problems of module, facilitates use, also ensure that the photoelectricity and light thermal property of module for a long time.The present invention is compact-sized, easy to operate, susceptible to user acceptance.

Description

A kind of absorber plate is directly integrated with the photovoltaic and photothermal solar that glass cover-plate is compound Module
Technical field
The invention belongs to photovoltaic and photothermal solar comprehensive utilization device technical field, and in particular to a kind of absorber plate directly with The compound photovoltaic and photothermal solar integrated module of cover board.
Technical background
In recent years, China's economic scale and energy consumption all quickly increase, but efficiency of energy utilization also rests on relatively low water It is flat.Solar energy is important fossil energy substitute because the advantages of its is renewable and environmentally friendly.Photovoltaic (PV)Technology is to apply most common solar energy generation technology at present, but is applied as more and more PV systems are put into, wherein Problems also display.For photovoltaic cell, the solar energy on photovoltaic cell surface is projected, generally not Electric energy can be changed into 20%, and energy more than 80% or is reflected or is converted into thermal energy, raised battery temperature, caused light Photoelectric transformation efficiency declines --- and for silion cell, operating temperature often raises 1 DEG C, and photoelectric conversion efficiency declines 3~5 ‰, and This partial heat fails to efficiently use.In addition, less economical is to influence another important problem that PV systems promote and apply.Cause This, a kind of new method of photovoltaic and photothermal solar comprehensive utilization is come into being, that is, passes through the air-cooled or water cooling to photovoltaic module Design, which reaches, reduces photovoltaic cell operating temperature to improve photoelectric efficiency, while obtains hot water or hot-air, by designing too Positive energy photovoltaic and photothermal integral module, realizes the purpose of photovoltaic and photothermal solar comprehensive utilization.But current photovoltaic Light-heat integration building block technique, is to be designed based on traditional plate solar collector mostly, although obtaining photovoltaic light The effect of heat comprehensive utilization but the problem of sacrifice solar energy electrical property.Its glass cover-plate of traditional plate solar collector with Absorber plate is separated, when causing to carry out the design of photovoltaic and photothermal solar integrated module, the photovoltaic electric that is laminated on absorber plate Pond also needs covering layer of transparent cover plate materials, and photovoltaic cell table can be just projeced into by transmiting twice by causing sunlight to be actually needed Face.The transmitance of transparent cover plate material will cause photovoltaic cell photoelectricity about in 90%, only this increased transmission process at present Efficiency declines about 10%.Further, since photovoltaic cell is separated with glass cover-plate, the transparent cover plate on photovoltaic cell surface is really located In in block cavity, it is difficult to easily cleaned, transmissivity of the transparent cover plate to sunlight can be seriously affected, and then drop again The photoelectric properties of low photovoltaic cell.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of absorber plate and the photovoltaic of glass cover-plate direct combination Light-heat integration module.Photovoltaic cell is first laminated on solar absorber plate by the present invention, then contact laminating cover glass cover board, Make absorber plate, photovoltaic cell and glass cover-plate is compound is integrally formed, be finally sealed to one with incubated backboard and insulation outline border. The present invention can make sunlight merely through a transparent cover plate in the case where realizing the double effects of solar energy photovoltaic utilization and solar thermal utilization Material transmission makes the cleaning on the transparent cover plate surface of module photovoltaic cell become paired module glass cover-plate on photovoltaic cell Outer surface carries out, so as to reduce the transmission loss of sunlight, enhances the photoelectric properties and its long-term behaviour of module Stablize, while also make the use of module easier.
The present invention solves above-mentioned technical problem by the following technical programs,
The photovoltaic and photothermal solar integrated module of a kind of absorber plate and glass cover-plate direct combination, including photovoltaic/thermal one Body structure and incubated backboard, it is characterised in that
The photoelectric and light-heat integration structure includes glass cover-plate, photovoltaic cell, EVA glue and transparent back panel, heat conduction and glues Glue, heat-absorbing metal plate and cooling line;
Both described heat-absorbing metal plate and cooling line are configured to heat-absorbing plate core, the cooling line and heat sink metal together Plate connects, and the cooling line is used to flow heat-conducting fluid;
The glass cover-plate is laminated to the top surface of heat-absorbing plate core, sets gradually EVA glue, photovoltaic cell, EVA between the two Glue, transparent back panel and heat conduction viscose glue;
The incubated backboard is arranged at the bottom surface of the heat-absorbing plate core of photoelectric and light-heat integration structure.
As an optimization, the cooling line includes metallic sheath and metal collector;The metallic sheath is welded in heat absorption gold Belong to the back side of plate, its both ends open is connected on two metal collectors;Described two metal collectors connect respectively cold water into Water pipe and hot water outlet pipe;
Preferably, the cooling line is coil, the back side of heat-absorbing metal plate, the both ends of the coil are welded in Cold water inlet and hot water outlet pipe are connected respectively;
Preferably, the cooling line 3 is arranged on the inside of heat-absorbing metal plate;
As an optimization, the incubated backboard is U-shaped structure, and the photoelectric and light-heat integration structure is fixed on the insulation Backboard is the both ends side wall of U-shaped structure;
As an optimization, the heat-absorbing metal plate covers the metal aluminum sheet of coating for selective absorption for surface;
As an optimization, the heat-conducting fluid is water, gas or conduction oil.
The present invention is designed by using the photovoltaic and photothermal solar integrated module of absorber plate and glass cover-plate direct combination, One of deficiency of current absorber plate photovoltaic and photothermal solar integrated module technology separated with glass cover-plate is overcome, is being realized Under the double effects of solar energy photovoltaic utilization and solar thermal utilization, sunlight can be made merely through a transparent cover plate material transmission in light Lie prostrate on battery, reduce the transmission loss that photovoltaic cell receives sunlight, enhance the photoelectric properties of module.To the present invention When carrying out cleaning treatment, it is only necessary to which its photoelectric properties and light thermal property can be ensured by cleaning the outer surface of its glass cover-plate.And inhale Hot plate photovoltaic and photothermal solar integrated module technology separated with glass cover-plate, due to its photovoltaic cell and glass cover-plate point From the transparent cover plate on photovoltaic cell surface is really in block cavity, it is difficult to easily cleaned, therefore, it exists Photoelectric properties are difficult to keep the problem of good for a long time.Present invention design simplifies the cleaning problems of module, facilitates use, also grows Phase ensure that the photoelectricity and light thermal property of module.The present invention is compact-sized, easy to operate, susceptible to user acceptance.
Brief description of the drawings
Fig. 1 is the cross-sectional structure schematic diagram of the present invention;
Fig. 2 is the close-up schematic view of the present invention;
Fig. 3 is the appearance diagram of the present invention.
Embodiment
The implementation process that the present invention will be described in detail with reference to the accompanying drawings and examples.
The photovoltaic and photothermal solar integrated module of a kind of absorber plate and glass cover-plate direct combination, including photovoltaic/thermal one Body structure 11 and incubated backboard 1,
As depicted in figs. 1 and 2, the photoelectric and light-heat integration structure 11 includes glass cover-plate 10, photovoltaic cell 8, EVA Glue 7,9 and transparent back panel 6, heat conduction viscose glue 5, heat-absorbing metal plate 4 and cooling line 3,
Both are configured to heat-absorbing plate core together for the heat-absorbing metal plate 4 and cooling line 3, and the heat-absorbing metal plate 4 is table Face covers the metal aluminum sheet of coating for selective absorption;The cooling line 3 is connected with heat-absorbing metal plate 4, and the cooling line 3 is used In flowing heat-conducting fluid;The heat-conducting fluid is water, gas or conduction oil;
Preferably, the cooling line 3 includes metallic sheath 31 and metal collector 32;The metallic sheath 31 is welded in The back side of heat-absorbing metal plate 4, its both ends open are connected on two metal collectors 32;Described two metal collectors 32 are distinguished Connect cold fluid inlet pipe and hot fluid outlet pipe;
Preferably, the cooling line 3 is coil, the back side of heat-absorbing metal plate 4 is welded in, the two of the coil End connects cold fluid inlet pipe and hot fluid outlet pipe respectively;
Preferably, the cooling line 3 is arranged on the inside of heat-absorbing metal plate 4;Increase and the contact surface of heat-absorbing metal plate 4 Product, increases endothermic effect;
The glass cover-plate 10 is laminated to the top surface of heat-absorbing plate core, set gradually between the two EVA glue 9, photovoltaic cell 8, EVA glue 7, transparent back panel 6 and heat conduction viscose glue 5;
The incubated backboard is arranged at the bottom surface of the heat-absorbing plate core of photoelectric and light-heat integration structure;The incubated backboard is U-shaped structure, the photoelectric and light-heat integration structure are fixed on the two side that the incubated backboard is U-shaped structure;Incubated backboard Support and insulation effect are played, is together closed as a cavity with photoelectric and light-heat integration structure, becomes a kind of solar energy Light-heat integration module is lied prostrate, the glass cover-plate covered on photovoltaic cells is also the appearance glass cover-plate of integral module.
The present invention considered solar photoelectric light-heat comprehensive utilization, reduce sunlight be irradiated in it is saturating on photovoltaic cell Penetrate loss and simplify photovoltaic cell transparent cover plate cleaning problems etc. factor, it is straight with glass cover-plate to have devised a kind of absorber plate Connect compound photovoltaic and photothermal solar integrated module.The present invention makes module realize too by rational model structural design On the premise of positive energy photovoltaic and photothermal comprehensive utilization, sunlight can be made merely through a transparent cover plate material transmission in photovoltaic cell On, and the cleaning on the transparent cover plate surface of module photovoltaic cell is become paired module glass cover-plate outer surface and carry out, from Two importances reduce the transmission loss of sunlight, enhance the photoelectric properties and stability of module, while also make module Use it is easier.
The present invention working method be:Sunlight is irradiated on photovoltaic cell through glass cover-plate, and portion of energy is converted into Electric power and become solar energy photovoltaic utilization, the solar energy of unconverted partial power and be irradiated in the heat absorption for not covering battery panel region Solar energy on metallic plate is converted into the thermal energy absorbed by heat-absorbing metal plate, this partial heat energy heating-cooling coil Lu Zhongliu together Dynamic water or other cooling working medium and form solar energy heat utilization, therefore, see on the whole, which achieves that solar energy Photovoltaic and photothermal comprehensively utilizes.And it is worth noting that, when module needs to be cleaned, it is only necessary to clean its glass cover-plate Outer surface can ensure its photoelectric properties and light thermal property.
Especially, glass cover-plate of the present invention is both the transparent cover plate of photovoltaic cell, while is also the saturating of module general frame Bright cover board, reduces sunlight and reaches the projected path on photovoltaic cell surface, while make the transparent cover plate surface of photovoltaic cell Cleaning becomes paired module glass cover-plate outer surface and carries out, and the transmission loss of sunlight is reduced from two importances, increases The strong photoelectric properties of module and its stabilization of long-term behaviour, while also make the use of module easier.
In addition, the cavity that incubated backboard is together closed with photoelectric and light-heat integration structure, can both absorb solar heat Thermal energy can be provided for metallic sheath, and incubation cavity can be used as, avoid metallic sheath heat dissipation too fast.

Claims (5)

1. the photovoltaic and photothermal solar integrated module of a kind of absorber plate and glass cover-plate direct combination, including photovoltaic/thermal one Change structure and incubated backboard, it is characterised in that
The photoelectric and light-heat integration structure includes glass cover-plate, photovoltaic cell, EVA glue and transparent back panel, heat conduction viscose glue, inhales Thermometal plate and cooling line;
Both described heat-absorbing metal plate and cooling line are configured to heat-absorbing plate core together, and the cooling line connects with heat-absorbing metal plate Connect, the cooling line is used to flow heat-conducting fluid;The heat-absorbing metal plate covers the metal of coating for selective absorption for surface Aluminium sheet;The cooling line includes metallic sheath and metal collector;The metallic sheath is welded in the back side of heat-absorbing metal plate, its Both ends open is connected on two metal collectors;Described two metal collectors connect cold fluid inlet pipe respectively and hot fluid goes out Pipe;
The glass cover-plate is laminated to the top surface of heat-absorbing plate core, set gradually between the two EVA glue, photovoltaic cell, EVA glue, thoroughly Bright backboard and heat conduction viscose glue;
The incubated backboard is arranged at the bottom surface of the heat-absorbing plate core of photoelectric and light-heat integration structure.
2. light-heat integration module as claimed in claim 1, it is characterised in that the cooling line is coil, is welded in The back side of heat-absorbing metal plate, the both ends of the coil connect cold fluid inlet pipe and hot fluid outlet pipe respectively.
3. light-heat integration module as claimed in claim 1, it is characterised in that the cooling line is arranged on heat-absorbing metal plate It is internal.
4. light-heat integration module as claimed in claim 1, it is characterised in that the incubated backboard is U-shaped structure, the light Electro-optic-thermal integral structure body is fixed on the both ends side wall that the incubated backboard is U-shaped structure.
5. light-heat integration module as claimed in claim 1, it is characterised in that the heat-conducting fluid is water, gas or heat conduction Oil.
CN201610109081.8A 2016-02-29 2016-02-29 A kind of absorber plate photovoltaic and photothermal solar integrated module compound directly with glass cover-plate Expired - Fee Related CN105553408B (en)

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US11879669B2 (en) * 2020-04-07 2024-01-23 Institute Of Energy Research, Jiangxi Academy Of Sciences Flat-plate water-heating photovoltaic/thermal module and production process thereof

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CN107181458A (en) * 2017-06-21 2017-09-19 中南大学 A kind of photovoltaic and photothermal integral component
CN108768293B (en) * 2018-04-08 2021-10-01 上海理工大学 Light-gathering flat plate type photovoltaic and photo-thermal integrated composite solar heat collector
CN108321236A (en) * 2018-05-11 2018-07-24 上海电力学院 A kind of photo-thermal photovoltaic panel
CN109525191A (en) * 2018-12-19 2019-03-26 合肥中南光电有限公司 A kind of photovoltaic and photothermal solar product
CN109724265A (en) * 2018-12-27 2019-05-07 廊谷(天津)新能源科技有限公司 A kind of photovoltaic and photothermal integral component
CN111006400B (en) * 2019-12-18 2021-03-23 吴祥初 Solar photovoltaic photo-thermal collector
CN115249752B (en) * 2021-12-21 2023-05-02 江西省科学院能源研究所 Photovoltaic hot water assembly and laminating machine thereof

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US11879669B2 (en) * 2020-04-07 2024-01-23 Institute Of Energy Research, Jiangxi Academy Of Sciences Flat-plate water-heating photovoltaic/thermal module and production process thereof

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