CN202384373U - Solar battery component - Google Patents
Solar battery component Download PDFInfo
- Publication number
- CN202384373U CN202384373U CN2011205556557U CN201120555655U CN202384373U CN 202384373 U CN202384373 U CN 202384373U CN 2011205556557 U CN2011205556557 U CN 2011205556557U CN 201120555655 U CN201120555655 U CN 201120555655U CN 202384373 U CN202384373 U CN 202384373U
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- Prior art keywords
- layer
- heat
- solar
- heat exchange
- solar module
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- 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
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- 239000005341 toughened glass Substances 0.000 claims abstract description 14
- 239000006096 absorbing agent Substances 0.000 claims description 22
- 238000005538 encapsulation Methods 0.000 claims description 22
- 241000446313 Lamella Species 0.000 claims description 20
- 239000012530 fluid Substances 0.000 claims description 9
- 238000000576 coating method Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 6
- 229910052804 chromium Inorganic materials 0.000 claims description 6
- 239000011651 chromium Substances 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 5
- 239000003292 glue Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 abstract description 7
- 230000005855 radiation Effects 0.000 abstract 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 18
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 18
- 239000007788 liquid Substances 0.000 description 12
- 238000010248 power generation Methods 0.000 description 10
- 238000001704 evaporation Methods 0.000 description 9
- 230000008020 evaporation Effects 0.000 description 9
- 238000010438 heat treatment Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Images
Classifications
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- 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
- H02S40/44—Means to utilise heat energy, e.g. hybrid systems producing warm water and electricity at the same time
-
- 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
-
- 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
- Y02E10/60—Thermal-PV hybrids
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The utility model provides a solar battery component. The solar battery component comprises a frame (9); a toughened glass layer (1), an upper EVA layer (3), a solar battery piece layer (4) and a lower EVA layer (5) are arranged from the top end to the lower end of the frame (9) in sequence; and a package backboard layer (10) is jointed with the bottom end of the frame (9). The solar battery component further comprises a heat absorbing plate (6) arranged between the lower EVA layer (5) and the package backboard layer (10); and a heat exchange flow channel layer (7) is arranged on the bottom face of the heat absorbing plate (6), and the calandria of the heat exchange flow channel layer (7) is a heat pipe. When the solar battery component is radiated by sunlight, the solar battery piece layer (4) utilizes solar energy to generate electricity energy, the heat absorbing plate (6) utilizes the solar energy to generate heat, and the heat generated via the heat pipe is transmitted to a medium in the heat exchange flow channel layer (7), so that the temperature of the heat exchange flow channel layer (7) rises, and solar electricity generation and heat radiation are simultaneously achieved.
Description
Technical field
The utility model relates to application of solar, more particularly, relates to a kind of solar module of photovoltaic and photothermal integral.
Background technology
At present, solar energy is mainly used in field of photovoltaic power generation and solar energy optical-thermal field.Field of photovoltaic power generation mainly uses the solar energy power technology to generate electricity, and the solar energy optical-thermal field mainly utilizes the solar energy thermal technology to generate heat.
The solar energy power technology be meant utilize solar module with the conversion of solar energy on daytime for electric energy by battery stores, discharge evening under the control of discharge controller, supplies room lighting and other to need.This technology realizes through solar module that mainly solar module is the core in the solar power system.Solar module is to have outer enclosure and the inner minimum indivisible solar battery group that connects, can provide separately direct current output to attach together and put, and becomes assembly after the interconnected encapsulation of promptly a plurality of monomer solar cells.This assembly is from top to bottom mainly by toughened glass layer, the upward EVA (abbreviation of Ethylene-vinyl acetate; Ethylene-vinyl acetate copolymer) layer, solar cell lamella, following EVA layer and backsheet layer; This five part is range upon range of and laminated together, loads onto frame then.
The solar energy thermal technology is meant and utilizes solar collector that solar radiant energy is converted into the technology that heat energy utilizes; The structure of its heat collector and the structure of solar module are roughly the same; The difference of critical piece is to replace with the solar cell lamella absorber plate and be arranged on the heat exchange runner layer on this absorber plate, and flat-plate solar heat collector mainly is made up of frame, glass cover-plate, heat-absorbing plate core, heat-preservation cotton and backboard.
But solar module of the prior art can only utilize solar power generation singlely, can not utilize solar energy to generate electricity simultaneously and generates heat, and has certain limitation.
In sum, how a kind of solar module being provided, carrying out in the time of with realization solar power generation and heating, is the technical problem that present those skilled in the art need to be resolved hurrily.
The utility model content
In view of this, the purpose of the utility model is to provide a kind of solar module, carries out in the time of with realization solar power generation and heating.
In order to achieve the above object, the utility model provides following technical scheme:
A kind of solar module comprises:
Frame;
The toughened glass layer that sets gradually to the bottom from the top of said frame, go up EVA layer, solar cell lamella and following EVA layer;
The encapsulation backsheet layer, fit in the bottom of this encapsulation backsheet layer and said frame; Also comprise:
Be arranged on the absorber plate between said EVA layer down and the said encapsulation backsheet layer;
Be arranged on the heat exchange runner layer on the said absorber plate bottom surface, and the comb of this heat exchange runner layer is a heat pipe.
Preferably, in the above-mentioned solar module, the end face of said absorber plate is coated with blue rete or black chromium coating.
Preferably, in the above-mentioned solar module, said toughened glass layer and the said interval absciss layer that also is provided with one-way heat conduction between the EVA layer of going up.
Preferably, in the above-mentioned solar module, also be provided with heat-insulation layer between said heat exchange runner layer and the said encapsulation backsheet layer.
Preferably, in the above-mentioned solar module, said encapsulation backsheet layer is enclosed in the bottom surface glue of said frame.
Preferably, in the above-mentioned solar module, the medium in the said heat exchange runner layer is water or anti-icing fluid.
In the solar module that the utility model provides, comprising: frame; The toughened glass layer that sets gradually to the bottom from the top of said frame, go up EVA layer, solar cell lamella and following EVA layer; The encapsulation backsheet layer, fit in the bottom of this encapsulation backsheet layer and said frame; Also comprise the absorber plate that is arranged between said EVA layer down and the said encapsulation backsheet layer; Be arranged on the heat exchange runner layer on the said absorber plate bottom surface, and the comb of this heat exchange runner layer is a heat pipe.When solar light irradiation is on this solar module; On the one hand, said solar cell lamella utilizes solar power generation, on the other hand; Said absorber plate utilizes solar-powered heating; With the heat pipe in the said heat exchange runner of the heat transferred layer that produces,, the medium in this heat exchange runner layer is heated up through the medium of heat pipe with the said heat exchange runner of heat transferred layer.
Simultaneously; Because said solar cell lamella is when utilizing solar energy to generate electricity; Its photoelectric effect can make the temperature of said solar cell lamella raise; And the generating efficiency of said solar cell lamella can constantly reduce along with the rising of temperature, and this moment, said heat exchange runner layer can absorb the heat of said solar cell lamella, thereby had further guaranteed efficiently carrying out of photovoltaic generation and distributing rationally of resource.
Compare with solar module of the prior art, the solar module that the utility model provides carries out when having realized solar power generation and heating, has also further guaranteed efficiently carrying out of photovoltaic generation and distributing rationally of resource.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the blast structural representation of the solar module that provides of the utility model embodiment.
Embodiment
The utility model embodiment provides a kind of solar module, carries out when having realized solar power generation and heating.
For the purpose, technical scheme and the advantage that make the utility model embodiment clearer; To combine the accompanying drawing among the utility model embodiment below; Technical scheme among the utility model embodiment is carried out clear, intactly description; Obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to accompanying drawing 1, Fig. 1 is the blast structural representation of the solar module that provides of the utility model embodiment.
In the solar module that the utility model embodiment provides, comprising: frame 9; The toughened glass layer 1 that sets gradually to the bottom from the top of said frame 9, go up EVA layer 3, solar cell lamella 4 and following EVA layer 5; Encapsulation backsheet layer 10, this encapsulation backsheet layer 10 is fitted with the bottom of said frame 9; Also comprise the absorber plate 6 that is arranged between said EVA layer 5 down and the said encapsulation backsheet layer 10; Be arranged on the heat exchange runner layer 7 on said absorber plate 6 bottom surfaces, and the comb of this heat exchange runner layer 7 is a heat pipe.When solar light irradiation is on this solar module; On the one hand, said solar cell lamella 4 utilizes solar power generation, on the other hand; Said absorber plate 6 utilizes solar-powered heating; With the heat pipe in the said heat exchange runner of the heat transferred layer 7 that produces,, the medium in this heat exchange runner layer 7 is heated up through the medium of heat pipe with the said heat exchange runner of heat transferred layer 7.
Simultaneously; Because said solar cell lamella is when utilizing solar energy to generate electricity; Its photoelectric effect can make the temperature of said solar cell lamella 4 raise; And the generating efficiency of said solar cell lamella 4 can constantly reduce along with the rising of temperature, and this moment, said heat exchange runner layer 7 can absorb the heat of said solar cell lamella 4, thereby had further guaranteed efficiently carrying out of photovoltaic generation and distributing rationally of resource.
In the solar module that the utility model embodiment provides, said frame 9 is for scribbling the aluminum alloy frame of overcoat, and it is in order to protect this lamination of solar battery components spare, to play certain sealing, supporting role that said frame 9 adopts aluminum alloy materials; Generating main body---solar cell lamella 4 is protected in acting as of said toughened glass layer 1; The cleannes on its light transmittance and surface; Characteristic to solar cell has direct influence; In order to make solar panel reduce light reflection to greatest extent, change luminous energy into electric energy, so require the light transmittance of said toughened glass layer 1 must high (general more than 91%) and need the processing of ultrawhite tempering; Said EVA layer 3 be used for boning fixing said toughened glass layer 1 and the said solar cell lamella 4 gone up; The main effect of said solar cell lamella 4 is generated electricity exactly, mainly contains crystal silicon solar cell sheet and thin film solar cell sheet at present; Said down EVA layer 5 be used for boning said solar cell lamella 4 and said absorber plate 6; Said encapsulation backsheet layer 10 act as sealing, insulation and waterproof.
Compare with solar module of the prior art, the solar module that the utility model embodiment provides carries out when having realized solar power generation and heating, has also further guaranteed efficiently carrying out of photovoltaic generation and distributing rationally of resource.
Secondly, the said absorber plate 6 of solar module sticks on through heat conductive silica gel with said heat pipe, need not solve the problem that absorber plate that welding procedure caused 6 retes of prior art in its manufacture process come off through the welding of welding procedure.
Heat pipe is a kind of heat transfer element, and it has made full use of heat-conduction principle and phase-change heat transfer principle, is delivered to rapidly outside the thermal source through the heat of heat pipe with thermal objects, and its capacity of heat transmission surpasses the capacity of heat transmission of any known metal.Heat pipe is to rely on self internal work liquid phase-change to realize the heat transfer element that conducts heat; Heat pipe generally is made up of shell, wick and end cap; Its manufacture process is filled with an amount of hydraulic fluid after being pumped into certain negative pressure in will managing, when sealing behind the full of liquid in the capillary porous material of the wick of being close to inside pipe wall.One end of this heat pipe is evaporation section (bringing-up section), and the other end is condensation segment (cooling section); The vaporization of liquid evaporation when an end of heat pipe is heated among the Mao Renxin, steam flow to the other end and emit heat and condense into liquid under small pressure reduction, liquid leans on the effect of capillary force to flow back to evaporation section along porous material again.So circulation, heat reaches the other end by an end of heat pipe, has realized transfer of heat, and its main process is:
1) heat is delivered to liquid-vapour interface from thermal source through thermotube wall and the wick that is full of hydraulic fluid;
2) evaporate on the liquid-vapour interface of liquid in evaporation section;
3) steam in the vapor chamber flows to condensation segment from evaporation section;
4) condense on the vapour-liquid interface of steam in condensation segment;
5) heat is passed to low-temperature receiver from the vapour-liquid interface through wick, liquid and tube wall:
6) in wick, make condensed hydraulic fluid be back to evaporation section owing to capillarity.
In the solar module that the utility model provides, low-temperature receiver is the lower heat-transfer working medium of temperature, and thermal source is an absorber plate.Its course of work is: the vaporization of liquid evaporation when an end of heat pipe is heated in the capillary wick, steam flow to the other end and emit heat and condense into liquid under small pressure reduction, liquid is leaning on the effect of capillary force (or gravity) flowing back to evaporation section along porous material.So circulate endlessly, heat has just passed to the other end from an end.
In order to make said absorber plate 6 utilize the better effects if of sunlight heating, in the above-mentioned solar module, the end face of said absorber plate 6 is coated with blue rete or black chromium coating; Because blue film be that black chromium plating is that the selectivity absorption is the most outstanding in all black electrodeposited coatings and the coating to the selectivity assimilation effect of light medium preferably, the thermal stability height of black chromium plating is heated to 480 ℃ of outward appearances and does not change; So according to the coating of the said absorber plate 6 of the different choice of occasion and purposes, blue rete or black chromium coating all have certain advantage; Said absorber plate 6 can be for selecting metallic plate, so that its thermal conductivity is better.
Concrete, in the above-mentioned solar module, said toughened glass layer 1 and the said interval absciss layer 2 that also is provided with one-way heat conduction between the EVA layer 3 of going up; This interval absciss layer 2 can only make heat be delivered to the said EVA layer 3 of going up from said toughened glass layer 1 singlely, has reduced heat scattering and disappearing to said toughened glass layer 1 direction.
In order to reduce scattering and disappearing of said heat exchange runner layer 7 heat, in the above-mentioned solar module, also be provided with heat-insulation layer 8 between said heat exchange runner layer 7 and the said encapsulation backsheet layer 10.
Preferably, in the above-mentioned solar module, said encapsulation backsheet layer 10 is enclosed in the bottom surface glue of said frame 9, and both adopt sealing to connect can be effectively to said solar module insulation and leakproof; Said encapsulation backsheet layer 10 does not specifically limit with the connected mode of said frame 9, and other connected modes that can realize fitting and be fixed together in the bottom of said encapsulation backsheet layer 10 and said frame 9 all can.
Concrete, in the above-mentioned solar module, the medium in the said heat exchange runner layer 7 is water or anti-icing fluid; Because it is higher that specific heat of water holds, it is lower to absorb when emitting identical heat temperature rise, so the medium in the said heat exchange runner layer 7 generally all adopts water; But when ambient temperature is lower than zero degree; The water of heat exchange runner layer 7 will change ice into, and its pipeline just has the danger that is inflated rhegma, because said anti-icing fluid is the same with water; Have that specific heat is big, the evaporation latent heat amount high and replenish advantages such as convenient; And anti-icing fluid can avoid pipeline to be inflated the danger of rhegma, thus the medium in the said heat exchange runner layer 7 for preferably selecting anti-icing fluid for use, the medium in the said heat exchange runner layer 7 can also be other media that need heat.
The above only is the preferred implementation of the utility model; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; Can also make some improvement and retouching, these improvement and retouching also should be regarded as the protection range of the utility model.
Claims (6)
1. solar module comprises:
Frame (9);
The toughened glass layer (1) that sets gradually to the bottom from the top of said frame (9), go up EVA layer (3), solar cell lamella (4) and following EVA layer (5);
Encapsulation backsheet layer (10), this encapsulation backsheet layer (10) is fitted with the bottom of said frame (9);
It is characterized in that, also comprise:
Be arranged on the absorber plate (6) between said EVA layer (5) down and the said encapsulation backsheet layer (10);
Be arranged on the heat exchange runner layer (7) on said absorber plate (6) bottom surface, and the comb of this heat exchange runner layer (7) is a heat pipe.
2. according to the said solar module of claim 1, it is characterized in that the end face of said absorber plate (6) is coated with blue rete or black chromium coating.
3. according to the said solar module of claim 1, it is characterized in that said toughened glass layer (1) and the said interval absciss layer (2) that also is provided with one-way heat conduction between the EVA layer (3) of going up.
4. according to the said solar module of claim 1, it is characterized in that, also be provided with heat-insulation layer (8) between said heat exchange runner layer (7) and the said encapsulation backsheet layer (10).
5. according to the said solar module of claim 1, it is characterized in that said encapsulation backsheet layer (10) is enclosed in the bottom surface glue of said frame (9).
6. according to any said solar module among the claim 1-5, it is characterized in that the medium in the said heat exchange runner layer (7) is water or anti-icing fluid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205556557U CN202384373U (en) | 2011-12-27 | 2011-12-27 | Solar battery component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205556557U CN202384373U (en) | 2011-12-27 | 2011-12-27 | Solar battery component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202384373U true CN202384373U (en) | 2012-08-15 |
Family
ID=46632855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205556557U Expired - Fee Related CN202384373U (en) | 2011-12-27 | 2011-12-27 | Solar battery component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202384373U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106935674A (en) * | 2017-04-21 | 2017-07-07 | 江苏天雄电气自动化有限公司 | A kind of SiGeSn solar cell photovoltaics component |
| CN109084489A (en) * | 2018-09-20 | 2018-12-25 | 北京汉能光伏投资有限公司 | Solar energy heat-collection generating device and its processing method |
-
2011
- 2011-12-27 CN CN2011205556557U patent/CN202384373U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106935674A (en) * | 2017-04-21 | 2017-07-07 | 江苏天雄电气自动化有限公司 | A kind of SiGeSn solar cell photovoltaics component |
| CN109084489A (en) * | 2018-09-20 | 2018-12-25 | 北京汉能光伏投资有限公司 | Solar energy heat-collection generating device and its processing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120815 Termination date: 20191227 |
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| CF01 | Termination of patent right due to non-payment of annual fee |