CN112803889A - Novel double-sided battery dual-glass assembly - Google Patents
Novel double-sided battery dual-glass assembly Download PDFInfo
- Publication number
- CN112803889A CN112803889A CN202110069995.7A CN202110069995A CN112803889A CN 112803889 A CN112803889 A CN 112803889A CN 202110069995 A CN202110069995 A CN 202110069995A CN 112803889 A CN112803889 A CN 112803889A
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- CN
- China
- Prior art keywords
- glass assembly
- dual
- double
- assembly
- glass
- 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.)
- Pending
Links
- 239000011521 glass Substances 0.000 title claims abstract description 67
- 239000002313 adhesive film Substances 0.000 claims abstract description 17
- 238000004806 packaging method and process Methods 0.000 claims abstract description 17
- 238000005485 electric heating Methods 0.000 claims abstract description 12
- 230000009977 dual effect Effects 0.000 claims description 10
- 239000012780 transparent material Substances 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 230000008602 contraction Effects 0.000 abstract description 3
- 238000005538 encapsulation Methods 0.000 description 6
- 239000012528 membrane Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 240000008574 Capsicum frutescens Species 0.000 description 1
- 241000237858 Gastropoda Species 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
- H02S40/40—Thermal components
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor 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
- H01L31/04—Semiconductor 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
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/048—Encapsulation of modules
- H01L31/0488—Double glass encapsulation, e.g. photovoltaic cells arranged between front and rear glass sheets
-
- 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
Abstract
The invention discloses a novel double-sided battery double-glass assembly, which comprises a double-glass assembly body, wherein the double-glass assembly body further comprises two pieces of transparent glass, two packaging adhesive films EVA2 and a solar battery assembly, and the solar battery assembly is adhered to the adjacent surfaces of the two packaging adhesive films EVA 2; according to the invention, the electric heating wire, the fixing plate and the heat conduction layer are arranged, the fixing plate is heated by the electric heating wire, heat can be transferred to the heat conduction layer, the heat conduction layer transfers heat to the packaging adhesive film EVA2 and the solar cell module, the whole dual-glass assembly can maintain a balanced temperature, the temperature difference of the dual-glass assembly is reduced, in cold winter, the problem that the dual-glass assembly can cause loosening of a cell due to expansion caused by heat and contraction caused by cold due to large day and night temperature difference is avoided, the service life of the dual-glass assembly is prolonged, meanwhile, the dual-glass assembly can be prevented from being frozen, the dual-glass assembly is prevented from being damaged, and the service life of the dual-glass assembly is further prolonged.
Description
Technical Field
The invention relates to the technical field of double-glass assemblies, in particular to a novel double-sided battery double-glass assembly.
Background
The two sides of the novel double-sided battery double-glass assembly can be used simultaneously, so that the power generation efficiency is effectively improved, the monocrystalline silicon battery light conversion efficiency is highest in the middle of the traditional solar battery and can reach about 19%, and the novel double-sided solar battery can further improve the light conversion efficiency to 20% -30%. Meanwhile, the power generation efficiency of the single cell is improved from 4-4.5 watts of the traditional cell to 4.5-6 watts. Under the condition that the contradiction between supply and demand of resources is increasingly excited, further development and utilization of solar energy are bound to become a future development trend, and a good development idea of the product is developed, the double-sided solar cell is generally packaged into a double-glass photovoltaic module by adopting double-sided glass, namely, a composite layer is formed by two pieces of glass and solar cells, and a lead wire is connected in series and in parallel between the cells to collect the photovoltaic cell module at a lead terminal, because the glass water permeability is extremely low compared with a high polymer material at the back, the double-glass photovoltaic module solves the reliability problems in a plurality of practical photovoltaic power stations, for example, EVA resin begins to decompose when meeting water, the decomposition products and unreasonable additives corrode silver grid lines, bus bars and the like on the photovoltaic cell, so that the modules generate PID and snail marks, and further the generation efficiency is gradually increased, and the existing double-glass module has some defects, such as:
double-glass assembly is when using among the prior art, because double-glass assembly installs outdoor, to chilly winter, the difference in temperature is bigger round the clock, and double-glass assembly causes not hard up of battery piece because expend with heat and contract with cold, has reduced double-glass assembly's life to, in winter, can freeze on the double-glass assembly, produce the destruction to double-glass assembly, reduced double-glass assembly's life.
Disclosure of Invention
The invention aims to provide a novel double-sided battery dual-glass assembly to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a novel two-sided battery dual glass assembly, includes the dual glass assembly body, the dual glass assembly body still includes two clear glass, two encapsulation glued membrane EVA2 and solar module, two the adjacent surface of encapsulation glued membrane EVA2 has pasted solar module, clear glass has been pasted to encapsulation glued membrane EVA 2's upper surface, encapsulation glued membrane EVA2 below clear glass's last fixed plate of pasting, the cavity has been seted up to the inside of fixed plate, and has pasted electric heater strip on one side of the inner wall of cavity, and the inner wall opposite side of cavity has pasted temperature controller, electric heater strip with temperature controller electric connection, the upper surface of fixed plate is pasted the heat-conducting layer, the heat-conducting layer with encapsulation glued membrane EVA2 pastes.
Preferably, the upper surface of the heat conduction layer is provided with a plurality of through holes.
Preferably, the through hole is of a horn mouth structure, and one end of the through hole is of an oval structure.
Preferably, the upper surface of the fixed plate is provided with a plurality of protrusions, the lower surface of the heat conduction layer is provided with a plurality of grooves, the protrusions are connected with the grooves in an inserting mode, and the protrusions are adhered to the grooves.
Preferably, the protrusion and the groove are both triangular structures, and the protrusion is matched with the groove.
Preferably, the fixing plate and the heat conduction layer are both made of transparent materials.
Compared with the prior art, the invention has the beneficial effects that:
the invention can maintain a balanced temperature of the whole dual-glass assembly and reduce the temperature difference of the dual-glass assembly by arranging the electric heating wire, the fixing plate and the heat conducting layer and heating the fixing plate by the electric heating wire, the heat conducting layer transfers the heat to the heat conducting layer, the heat conducting layer transfers the heat to the packaging adhesive film EVA2 and the solar cell assembly, the invention can avoid the looseness of a cell sheet caused by the expansion and contraction of heat due to the large temperature difference between day and night in cold winter, prolongs the service life of the dual-glass assembly, simultaneously can avoid the icing on the dual-glass assembly, prevents the damage to the dual-glass assembly, further prolongs the service life of the dual-glass assembly, can enlarge the heat conducting area between the heat conducting layer and the packaging adhesive film EVA2 by arranging the through hole which is in the horn mouth structure, thereby increasing the heat transferring speed, and by arranging the bulges and the grooves, can increase the fixed plate and be connected with the heat-conducting layer, increase the intensity of supporting.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
fig. 3 is a schematic top view of the heat conductive layer of the present invention.
In the figure: 1-transparent glass; 2-packaging adhesive film EVA 2; 3-a solar cell module; 4, fixing a plate; 5-a heat conducting layer; 6-electric heating wire; 7-a temperature controller; 8-a through hole; 9-bulge; 10-groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a novel double-sided battery double-glass assembly comprises a double-glass assembly body, wherein the double-glass assembly body further comprises two transparent glass 1, two packaging adhesive films EVA22 and a solar battery assembly 3, the adjacent surfaces of the two packaging adhesive films EVA22 are pasted with the solar battery assembly 3, the upper surface of the packaging adhesive film EVA22 is pasted with the transparent glass 1, a fixing plate 4 is pasted on the transparent glass 1 below the packaging adhesive film EVA22, a cavity is formed inside the fixing plate 4, an electric heating wire 6 is pasted on one side of the inner wall of the cavity, a temperature controller 7 is pasted on the other side of the inner wall of the cavity, the temperature controller 7 controls the heating temperature of the electric heating wire 6, the temperature controller 7 and the electric heating wire 6 are both electrically connected with an external power supply, the electric heating wire 6 is electrically connected with the temperature controller 7, a heat conduction layer 5 is pasted on the upper surface of the fixing plate 4, the heat-conducting layer 5 with encapsulation glued membrane EVA22 pastes, a plurality of through-hole 8 has been seted up to the upper surface of heat-conducting layer 5, through-hole 8 is the horn mouth structure, the one end of through-hole 8 is oval structure, the upper surface of fixed plate 4 is provided with the protruding 9 of a plurality of, the lower surface of heat-conducting layer 5 is provided with a plurality of recess 10, protruding 9 with recess 10 is pegged graft, and protruding 9 with recess 10 pastes, protruding 9 with recess 10 all is the triangle-shaped structure, protruding 9 with recess 10 phase-match, fixed plate 4 with heat-conducting layer 5 all adopts transparent material to make.
The working principle is as follows: when in use, the fixing plate 4 is heated by the electric heating wire 6, heat can be transferred to the heat conduction layer 5, the heat conduction layer 5 transfers heat to the packaging adhesive film EVA22 and the solar cell module 1, the whole dual-glass assembly can maintain a balanced temperature, the temperature difference of the dual-glass assembly is reduced, in cold winter, the problem that the dual-glass assembly loosens due to day and night temperature difference is large and can cause the cell to expand and contract due to thermal expansion and cold contraction is avoided, the service life of the dual-glass assembly is prolonged, meanwhile, the dual-glass assembly is prevented from being frozen, the dual-glass assembly is prevented from being damaged, the service life of the dual-glass assembly is further prolonged, by arranging the through hole 8, the through hole 8 is of a horn mouth structure, the heat conduction area of the heat conduction layer 5 and the packaging adhesive film EVA22 can be enlarged, so that the heat transfer speed is increased, and by arranging the bulge 9 and the groove 10, the, the strength of the support is increased.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a novel dual-surface battery dual glass assembly which characterized in that includes:
a dual glass assembly body;
wherein the double-glass assembly body also comprises two pieces of transparent glass (1), two packaging adhesive films EVA2 (2) and a solar cell assembly (3), the adjacent surfaces of the two packaging adhesive films EVA2 (2) are adhered with the solar cell assembly (3), transparent glass (1) is stuck to the upper surface of the packaging adhesive film EVA2 (2), a fixing plate (4) is adhered to the transparent glass (1) below the packaging adhesive film EVA2 (2), a cavity is formed inside the fixing plate (4), an electric heating wire (6) is stuck on one side of the inner wall of the cavity, a temperature controller (7) is stuck on the other side of the inner wall of the cavity, the electric heating wire (6) is electrically connected with the temperature controller (7), and a heat conduction layer (5) is adhered to the upper surface of the fixing plate (4), and the heat conduction layer (5) is adhered to the packaging adhesive film EVA2 (2).
2. The novel double-sided battery dual glass assembly of claim 1, characterized in that: the upper surface of the heat conduction layer (5) is provided with a plurality of through holes (8).
3. The novel double-sided battery dual glass assembly of claim 2, characterized in that: the through hole (8) is of a horn mouth structure, and one end of the through hole (8) is of an oval structure.
4. The novel double-sided battery dual glass assembly of claim 1, characterized in that: the upper surface of fixed plate (4) is provided with a plurality of arch (9), the lower surface of heat-conducting layer (5) is provided with a plurality of recess (10), arch (9) with recess (10) are pegged graft, and arch (9) with recess (10) are pasted.
5. The novel double-sided battery dual glass assembly of claim 4, characterized in that: the protrusion (9) and the groove (10) are both in triangular structures, and the protrusion (9) is matched with the groove (10).
6. The novel double-sided battery dual glass assembly of claim 4, characterized in that: the fixed plate (4) and the heat conduction layer (5) are made of transparent materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110069995.7A CN112803889A (en) | 2021-01-19 | 2021-01-19 | Novel double-sided battery dual-glass assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110069995.7A CN112803889A (en) | 2021-01-19 | 2021-01-19 | Novel double-sided battery dual-glass assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112803889A true CN112803889A (en) | 2021-05-14 |
Family
ID=75810486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110069995.7A Pending CN112803889A (en) | 2021-01-19 | 2021-01-19 | Novel double-sided battery dual-glass assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112803889A (en) |
-
2021
- 2021-01-19 CN CN202110069995.7A patent/CN112803889A/en active Pending
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