CN105356846B - Photovoltaic photo-thermal integrated assembly - Google Patents
Photovoltaic photo-thermal integrated assembly Download PDFInfo
- Publication number
- CN105356846B CN105356846B CN201510805538.4A CN201510805538A CN105356846B CN 105356846 B CN105356846 B CN 105356846B CN 201510805538 A CN201510805538 A CN 201510805538A CN 105356846 B CN105356846 B CN 105356846B
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- CN
- China
- Prior art keywords
- photovoltaic
- vacuum
- glass tube
- heat
- integral component
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000011521 glass Substances 0.000 claims abstract description 77
- 238000010521 absorption reaction Methods 0.000 claims abstract description 7
- 230000008676 import Effects 0.000 claims description 4
- 239000002313 adhesive film Substances 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 230000005855 radiation Effects 0.000 abstract 1
- 239000002184 metal Substances 0.000 description 6
- 239000000758 substrate Substances 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- -1 frame 42 Substances 0.000 description 2
- 238000005338 heat storage Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013082 photovoltaic technology Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
-
- 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
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a photovoltaic photo-thermal integrated assembly comprising photovoltaic cells, a U-shaped heat exchange tube assembly, and vacuum glass tubes. Photovoltaic cells arranged at multiple rows are arranged at intervals. The U-shaped heat exchange tube assembly that is provided with a heat absorption medium inlet and a heat absorption medium outlet and is arranged below the photovoltaic cells contains a plurality of U-shaped heat exchange tubes that are connected in parallel and or in series. Multiple vacuum glass tubes are arranged below the photovoltaic cells and each glass tube is located between the gap between each two adjacent rows of photovoltaic cells; and the U-shaped heat exchange tube arranged below the gap between each two adjacent rows of photovoltaic cells is arranged in the vacuum glass tube. According to the photovoltaic photo-thermal integrated assembly, the solar radiation energy is absorbed by the photovoltaic cells and the vacuum glass tubes arranged in the gaps of the photovoltaic cells simultaneously, thereby improving the solar utilization rate.
Description
Technical field
The present invention relates to solar energy optical-thermal field of photovoltaic technology, more particularly to a kind of photovoltaic and photothermal integral component.
Background technology
Solar energy is always current research as a kind of regenerative resource for receiving much attention, its application technology and form
Focus.Find in actual photovoltaic application, solar energy crystal silicon battery conversion efficiency is about 12%~17% under standard conditions, i.e.,
The solar energy being irradiated on battery surface about 80% or so energy will transform into heat energy, for silion cell, work
Temperature often raises 10 DEG C, and photoelectric transformation efficiency declines 6%~8%, it is therefore necessary to take measures to lower the temperature photovoltaic panel, together
When waste heat is recycled.And photovoltaic and photothermal solar integrated technique is to tie photovoltaic module and collector arrangement
Altogether, while producing electricity, hot two kinds of energy gains, improve the comprehensive utilization ratio of solar energy.
Current photovoltaic and photothermal solar integrated technique is concentrated mainly on the solar photovoltaic cell panel back side and lays various
Form heat exchanger tube, by the heat convection of fluid in heat exchanger tube to reduce battery temperature, and is used to this partial heat energy, but
It is the heat generating temperature that generally existing is utilized is not high, energy grad is low and efficiency of utilization is low defect.
The content of the invention
The present invention is directed to above-mentioned problems of the prior art, proposes a kind of photovoltaic and photothermal integral component, by
Photovoltaic cell gap location arranges glass tube with vacuum, improves utilization efficiency of heat energy, solves that prior art heat generating temperature is high, heat
The low problem of utilization rate.
To solve above-mentioned technical problem, the present invention is achieved through the following technical solutions：
The present invention provides a kind of photovoltaic and photothermal integral component, and it includes：Photovoltaic cell, including it is multiple rows of, it is multiple rows of described
Photovoltaic cell interval setting；
U heat exchange component, is provided with heat-absorbing medium import and heat-absorbing medium outlet；It is arranged at the photovoltaic cell
Lower section, and including multiple U heat exchanges, multiple U heat exchanges are in parallel and/or connect；
Glass tube with vacuum, including it is multiple, the lower section of the photovoltaic cell is arranged at, and positioned at photovoltaic described in adjacent two row
Between the gap of cell piece, the U heat exchange below the gap of photovoltaic cell described in adjacent two row is arranged at described true
In empty glass tubing.
It is preferred that radius of the gap described in adjacent two row between photovoltaic cell more than or equal to the glass tube with vacuum,
And less than or equal to the diameter of the glass tube with vacuum, the effective daylighting area for making glass tube with vacuum is maximized, heat is further improved
Utilization rate.
It is preferred that the central axis of the glass tube with vacuum is parallel with the plane that the photovoltaic cell is located.
It is preferred that the glass tube with vacuum includes glass outer vestlet and inner layer glass tube, the glass outer vestlet
It is vacuum layer and the inner layer glass tube between.
It is preferred that the outer surface of the inner layer glass tube is coated with coating for selective absorption.
It is preferred that the mouth of pipe of the glass tube with vacuum is provided with pipe close, the heat loss of glass tube with vacuum is further reduced.
It is preferred that the outer surface of the U heat exchange is provided with fin, can further enhanced heat exchange.
It is preferred that also including：Two transparent glass cover plates, the photovoltaic cell is located at two transparent glass cover plates
Between, further, fixed by packaging adhesive film between the photovoltaic cell and the transparent glass cover plate.
It is preferred that also including：Casing assembly, is arranged at the outside of the photovoltaic and photothermal integral component；The shell group
Part forms the cavity of closing with the light transmission glass plate of the glass tube with vacuum side；Further, fill in the cavity
There is phase-change thermal storage medium.Casing assembly and light transmission glass plate form the cavity of closing, can further reduce scattering and disappearing for heat；Enter
One step ground, can in the cavities fill phase-change thermal storage medium, and the heat that the solar energy that daytime, photovoltaic cell absorbed is distributed is turned
It is changed into latent heat storage in phase-change and energy-storage medium, heat is discharged at night is absorbed by the heat-absorbing medium in U heat exchange,
Further improve heat utilization efficiency.
It is preferred that heat-absorbing medium first flows through the U heat exchange outside the glass tube with vacuum, the glass tube with vacuum is passed through
Interior U heat exchange.
Compared to prior art, the present invention has advantages below：
(1) the photovoltaic and photothermal integral component that the present invention is provided, in the gap location of photovoltaic cell glass tube with vacuum is arranged,
Photovoltaic cell and glass tube with vacuum absorb solar radiant energy simultaneously, and U heat exchange is laid below photovoltaic cell, circulate in pipe
Heat-absorbing medium the heat that cell piece is distributed is taken away, keep higher photoelectric transformation efficiency；
(2) photovoltaic and photothermal integral component of the invention, setting heat-absorbing medium first flows through U-shaped immediately below photovoltaic cell
Light heat pipe, then enters back into and is further heated in the U heat exchange in glass tube with vacuum, improves the outlet temperature of heat-absorbing medium
Degree, improves heat energy utilization quality and comprehensive utilization ratio；
(3) casing assembly and light transmission glass plate form the cavity of closing, phase-change thermal storage medium are filled in cavity, at night
Also the solar energy that daytime absorbs can be made full use of, further increases heat utilization efficiency；
(4) photovoltaic and photothermal integral modular construction of the invention is compact, and fabrication and installation are simple and convenient.
Certainly, the arbitrary product for implementing the present invention it is not absolutely required to while reaching all the above advantage.
Description of the drawings
Embodiments of the present invention are described further below in conjunction with the accompanying drawings：
Fig. 1 is the structural representation of the photovoltaic and photothermal solar integral component of the present invention；
Fig. 2 is the main view sectional view of the photovoltaic and photothermal solar integral component of the present invention；
Fig. 3 is the top cross-sectional view of the photovoltaic and photothermal solar integral component of the present invention.
Label declaration：1- photovoltaic cells, 2-U type heat exchange tube assemblies, 3- glass tube with vacuums, 4- casing assemblies；
11- transparent glass substrates, 12- transparent glass substrates；
The U heat exchanges of 21- first, 22 second U heat exchanges, 23- heat-absorbing medium imports, the outlet of 24- heat-absorbing mediums, 25-
Dividing plate；
31- pipe closes；
41- headers, 42- metal edge frames, 43- bases；
421- heat-insulation layers.
Specific embodiment
Embodiments of the invention are elaborated below, the present embodiment is carried out under premised on technical solution of the present invention
Implement, give detailed embodiment and specific operating process, but protection scope of the present invention is not limited to following enforcements
Example.
With reference to Fig. 1-Fig. 3, the photovoltaic and photothermal integral component of the present invention is described in detail, is illustrated in figure 1 its knot
Structure schematic diagram, Fig. 2 show its main view sectional view, and Fig. 3 show its top cross-sectional view, and it includes：Photovoltaic cell 1, it is U-shaped to change
Heat pipe assembly 2, glass tube with vacuum 3 and casing assembly 4, photovoltaic and photothermal piece include it is multiple rows of, the present embodiment is adjacent by taking four rows as an example
There is certain gap photovoltaic cell 1 between two rows to be arranged between two transparent glass substrates 11 and 12, front is by encapsulation
Glued membrane is attached at the lower surface of transparent glass substrate 11, and the back side is attached at the upper table of transparent glass substrate 12 by packaging adhesive film
Face；U heat exchange component 2 is placed in the lower section of photovoltaic cell 1, including：In parallel and/or series connection U heat exchange, be according to it
It is no that the first U heat exchange 21 and the second U heat exchange 22 are respectively designated as in glass tube with vacuum 3, it is provided with heat absorption Jie
The heat-absorbing medium of a matter import 23 and outlet 24；Glass tube with vacuum 3 is arranged at the lower section of photovoltaic and photothermal piece 1, and it is located at adjacent two
The lower section in the gap between row's photovoltaic cell 1；Casing assembly 4 includes：Header 41, metal edge frame 42 and base 43, this reality
In applying example, header 41 is arranged on the opening of U heat exchange, and base 4 is arranged on the blind end of U heat exchange, metal edge frame 42
Surrounding is arranged on, the light transmission glass plate of header 41, metal edge frame 42, base 43 and lower section forms the cuboid cavity of closing.U
Type heat exchange tube assemblies 2 and glass tube with vacuum 3 are respectively positioned in cavity, and closed cavity can reduce the loss of heat.In header 41
For arranging in the circulation duct of heat-absorbing medium, base 43 for arranging the rosette of photovoltaic and photothermal piece.
In the present embodiment, in order to reach more preferable endothermic effect, and in order that tactical rule, the composition of photovoltaic and photothermal piece 1
Row are vertical with the horizontal center line axis of header 41 and base 43, as shown in Figure 1；The central axis and vacuum glass of U heat exchange
The central axis of glass pipe 3 with transparent glass substrate-parallel, as shown in Figure 2.
As shown in figure 3, parallel with one another between the first U heat exchange 21, parallel with one another, phase between the second U heat exchange 22
It is serially connected between first U heat exchange 21 and the second U heat exchange 22 of neighbour；Heat-absorbing medium is first flowed through positioned at photovoltaic cell
The first U heat exchange 21 immediately below 1, absorbs the heat that photovoltaic cell 1 is distributed, and then passes through positioned at glass tube with vacuum 3
In the second U heat exchange 22, absorb the solar radiant heat in glass tube with vacuum 3, the temperature for making heat-absorbing medium further raises.
In the present embodiment, in order that structure is more stable, dividing plate 25 is provided between adjacent U heat exchange, is made each U-shaped
Relative position between heat exchanger tube is constant, and the structure of whole device is more stable.
In the present embodiment, in order to reach more preferable heat utilization efficiency, heat is set to scatter and disappear slower, in the opening of glass tube with vacuum 3
End is provided with pipe close 31；The inner surface of metal edge frame 42 is also pasted with heat-insulation layer 421, further reduces the loss of heat, improves
Heat utilization efficiency.
In preferred embodiment, for enhanced heat exchange, fin can be set on the surface of U heat exchange.
In preferred embodiment, glass tube with vacuum 3 includes two-layer, respectively glass outer vestlet and inner layer glass tube, inside and outside
It is vacuum layer between two-layer, the outer surface of inner layer glass tube is coated with coating for selective absorption, makes heat absorption capacity more preferable.
In preferred embodiment, in order that effective daylighting area of glass tube with vacuum 3 reaches maximization, photovoltaic cell 1
Row clearance distance scope should be greater than being equal to the diameter of the radius two less than or equal to glass tube with vacuum 3 of glass tube with vacuum 3.
In preferred embodiment, can be formed in the transparent glass substrate 12 of header 41, metal edge frame 42, base 43 and lower section
Cuboid cavity in fill phase-change thermal storage medium, the heat that the solar energy that photovoltaic cell on daytime 1 absorbs can be distributed
Latent heat storage is converted in phase-change and energy-storage medium, heat is discharged by U-shaped heat exchange when there is no sunlight at night
Heat-absorbing medium in pipe absorbs, and further improves heat utilization efficiency.
Disclosed herein is only the preferred embodiments of the present invention, and this specification is chosen and specifically described these embodiments, is
It is not limitation of the invention to preferably explain the principle and practical application of the present invention.Any those skilled in the art
The modifications and variations done in the range of description, all should fall in the range of the present invention is protected.
Claims (10)
1. a kind of photovoltaic and photothermal integral component, it is characterised in that include：
Photovoltaic cell, including multiple rows of, multiple rows of photovoltaic cell interval setting；
U heat exchange component, is provided with heat-absorbing medium import and heat-absorbing medium outlet；Under being arranged at the photovoltaic cell
Side, and including multiple U heat exchanges, multiple U heat exchanges are in parallel and/or connect；
Glass tube with vacuum, including it is multiple, the lower section of the photovoltaic cell is arranged at, and positioned at photovoltaic cell described in adjacent two row
Between the gap of piece, the U heat exchange below the gap of photovoltaic cell described in adjacent two row is arranged at the vacuum glass
In glass pipe.
2. photovoltaic and photothermal integral component according to claim 1, it is characterised in that photovoltaic cell described in adjacent two row
Between gap more than or equal to the glass tube with vacuum radius, and less than or equal to the diameter of the glass tube with vacuum.
3. photovoltaic and photothermal integral component according to claim 1, it is characterised in that the central shaft of the glass tube with vacuum
The plane that line is located with the photovoltaic cell is parallel.
4. photovoltaic and photothermal integral component according to claim 1, it is characterised in that the glass tube with vacuum includes outer layer
Glass enclosure tube and inner layer glass tube, are vacuum layer between the glass outer vestlet and the inner layer glass tube.
5. photovoltaic and photothermal integral component according to claim 4, it is characterised in that the outer surface of the inner layer glass tube
It is coated with coating for selective absorption.
6. photovoltaic and photothermal integral component according to claim 1, it is characterised in that the mouth of pipe of the glass tube with vacuum sets
It is equipped with pipe close.
7. photovoltaic and photothermal integral component according to claim 1, it is characterised in that the outer surface of the U heat exchange
It is provided with fin.
8. photovoltaic and photothermal integral component according to claim 1, it is characterised in that also include：Two transparent glass lids
Plate, the photovoltaic cell is located between two transparent glass cover plates, further,
Fixed by packaging adhesive film between the photovoltaic cell and the transparent glass cover plate.
9. photovoltaic and photothermal integral component according to claim 8, it is characterised in that also include：Casing assembly, is arranged at
The outside of the photovoltaic and photothermal integral component；
The casing assembly forms the cavity of closing with the transparent glass cover plate of the glass tube with vacuum side；Further
Ground,
Phase-change thermal storage medium is filled with the cavity.
10. the photovoltaic and photothermal integral component according to any one of claim 1 to 9, it is characterised in that heat-absorbing medium first flows
U heat exchange outside glass tube with vacuum described in Jing, passes through the U heat exchange in the glass tube with vacuum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510805538.4A CN105356846B (en) | 2015-11-20 | 2015-11-20 | Photovoltaic photo-thermal integrated assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510805538.4A CN105356846B (en) | 2015-11-20 | 2015-11-20 | Photovoltaic photo-thermal integrated assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105356846A CN105356846A (en) | 2016-02-24 |
| CN105356846B true CN105356846B (en) | 2017-05-17 |
Family
ID=55332746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510805538.4A Expired - Fee Related CN105356846B (en) | 2015-11-20 | 2015-11-20 | Photovoltaic photo-thermal integrated assembly |
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| Country | Link |
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| CN (1) | CN105356846B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108512510B (en) * | 2018-06-08 | 2024-01-02 | 上海美福新能源有限公司 | Solar power generation hot water pipe |
| CN111457602A (en) * | 2019-01-22 | 2020-07-28 | 上海竭为新能源科技有限公司 | Solar heat collector |
| CN110220317A (en) * | 2019-07-11 | 2019-09-10 | 深圳市广田方特科建集团有限公司 | Solar electrothermal Integral synchronous conversion system |
| CN110943693B (en) * | 2019-12-18 | 2021-06-04 | 梁雪芽 | Novel photovoltaic and photo-thermal integrated system and control method thereof |
| CN114165831A (en) * | 2021-11-15 | 2022-03-11 | 国网天津市电力公司电力科学研究院 | Zero-energy-consumption BIPV/T method based on photovoltaic and photo-thermal comprehensive utilization system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203118978U (en) * | 2013-01-30 | 2013-08-07 | 河海大学常州校区 | U-shaped pipe fin type dual-medium intensified radiation photovoltaic optothermal integrated device |
| CN203942493U (en) * | 2014-07-10 | 2014-11-12 | 宁波贝达新能源科技有限公司 | A kind of photovoltaic and photothermal assembly |
| CN205123682U (en) * | 2015-11-20 | 2016-03-30 | 上海应用技术学院 | Novel photovoltaic light and heat integration subassembly |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110114403A (en) * | 2010-04-12 | 2011-10-19 | 주식회사 부광이엔지 | Water heater cap |
-
2015
- 2015-11-20 CN CN201510805538.4A patent/CN105356846B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203118978U (en) * | 2013-01-30 | 2013-08-07 | 河海大学常州校区 | U-shaped pipe fin type dual-medium intensified radiation photovoltaic optothermal integrated device |
| CN203942493U (en) * | 2014-07-10 | 2014-11-12 | 宁波贝达新能源科技有限公司 | A kind of photovoltaic and photothermal assembly |
| CN205123682U (en) * | 2015-11-20 | 2016-03-30 | 上海应用技术学院 | Novel photovoltaic light and heat integration subassembly |
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| Publication number | Publication date |
|---|---|
| CN105356846A (en) | 2016-02-24 |
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Address after: 200235 Caobao Road, Shanghai, 120-121 No. Applicant after: Shanghai Institute of Technology Address before: 200235 Xuhui District, Caobao Road, No. 120, Applicant before: Shanghai Institute of Technology |
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Granted publication date: 20170517 Termination date: 20201120 |