CN208062069U - Double glass cadmium telluride solar cell modules - Google Patents
Double glass cadmium telluride solar cell modules Download PDFInfo
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- CN208062069U CN208062069U CN201820513045.2U CN201820513045U CN208062069U CN 208062069 U CN208062069 U CN 208062069U CN 201820513045 U CN201820513045 U CN 201820513045U CN 208062069 U CN208062069 U CN 208062069U
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- cadmium telluride
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model is related to a kind of double glass cadmium telluride solar cell modules, main includes the tempered glass set gradually from top to bottom, the polyurethane glue-line being coated on glass single-sided, the cadmium telluride photovoltaic film layer being coated in polyurethane adhesive level, PVC transparent sealing film, tempered glass backboard, backboard fixes upper terminal box and lead-out wire connection, it is encapsulated using backboard and is packed into aluminum alloy frame after fixing, insulation tank is set in aluminum alloy frame lower right in favor of placing transmission pressure, wherein glass cadmium telluride solar cell is by tempered glass, reticulate pattern roll coating process is used to be coated on glass single-sided by recipe configuration polyurethane+acetone rubber cement as bottom, the rubber cement of configuration cadmium telluride+polyurethane+acetone is coated on polyurethane film, again grid line is printed in cadmium telluride film layer to form.The solar cell module of the utility model has filled up domestic blank, has production cost low, terminal less investment, popularization and application space is big, high-performance, environment-friendly type, feature with long service life.
Description
Technical field
The utility model is related to a kind of double glass cadmium telluride solar cell modules, belong to photovoltaic composite component neck
Domain.
Background technology
Crystal silicon body photovoltaic industry scale rapid expansion at present, by 2016, cell piece effective capacity reached 70-
75GW, crystal silicon component reach 85-90GW.According to the publication of the new energy chamber of commerce of the All-China Federation of Industry and Commerce《2016-2017 New Energy Sources In Chinas produce
Industry annual report》It shows, crystal silicon technology develops relative maturity at present, and the following transfer efficiency and reduction cost space will be more next
Smaller, photovoltaic plant regional space is fewer and fewer.
From the technical principle of crystal silicon solar batteries, technological innovation every industry or trade for many years mainly " increasing income " and
Optimization is researched and developed on " throttling " this two directions.And how to increase light absorption to the maximum extent in terms of " increasing income ", improve the use of light
Efficiency improves the transfer efficiency of battery.By the effort of more than ten years, although improving, raising speed is slow, improves width
Degree is also little, and it is also limited to improve space from now on.As for how to reduce kwh loss in terms of " throttling ", reduction is compound, makes more
More photo-generated carriers can be for transmission to effective current be formed in external circuits, the domestic and international research and development institution of producer of this respect is through long
The Optimal improvements of phase make the transfer efficiency of solar cell have certain promotion, but the innovation optimization of this aspect at present is
Close to the limit, existing various battery structures were just suggested before 10 years mostly, also some structures due to complex process,
Cost is higher, and weatherability and safety are poor, and development is relatively slow.
With the continuous development of photovoltaic industry, domestic and international battery producer is visited for many years around crystal silicon photovoltaic battery is substituted
Rope and audacious research and development, some can substitute the creation of crystal silicon photovoltaic battery utility model and show up prominently in photovoltaic art.
As Cadimium telluride thin film photovoltaic cell is gradually ripe and moves towards industrialization.Since Cadimium telluride thin film photovoltaic cell has technique letter
Single, production process environmental protection is generated without exhaust gas waste water, and own wt is light, construction easy to install, and electrical property, security performance are high
The advantages of, it will be as the main flow direction of high performance solar batteries.Photovoltaic leader in 2015 plans to release, and country passes through this meter
Draw guiding photovoltaic industry perfect order, whole industry active response and take advantage of a situation accelerate high-efficiency photovoltaic battery technology move towards volume production from research and development
Paces.
At present, Chinese photovoltaic enterprise is undergoing from low cost, the business model of poor benefit to high-tech, inflicts heavy losses on
The fast transition stage of new business model.The technological innovation that photovoltaic enterprise updates alternative aspect in crystal silicon photovoltaic battery is broken through just
It is the example of this development trend.With the breakthrough of each link technology in cadmium telluride photovoltaic Material Manufacturing Process, production material
Unit consumption, after the decline and formation large-scale production of auxiliary material price, the mating of vertical industry will further push cadmium telluride
The expansion of film photovoltaic cell is applied and great development, and then is generalized to the application of domestic and international photovoltaic market.
But Cadimium telluride thin film photovoltaic cell still will occupy as crystal silicon photovoltaic battery in terminal applies and largely have
The regional space of limit.Global photovoltaic terminal requirements space is limited, and trend extremely appears.Most of terminal market (Europe, the United States, day,
In) demand center of gravity gradually from large-scale ground power station to middle-size and small-size roof and distributed item advance.And it in the near future can be pre-
See that Roof Resources also will be more and more rare, equally can be fewer and fewer as land resource, it is more and more in short supply.Therefore seek one kind
Cadmium telluride double-glass solar battery and preparation method thereof is particularly important.
Present glass can be described as construction material most commonly seen in people's life, and every household, each building building are all pacified
Fill large-area glass.According to incompletely statistics, there are 40,000,000,000 square metres of buildings in China at present, if wherein 12% face is by dress glass
Glass just has 4,800,000,000 square metres using this project utility model product, this is a very huge space resources using space.
Domestic and foreign manufacturers are all researching and solving the various unfavorable factors for restricting the development of Cadimium telluride thin film photovoltaic energetically at present.It is believed that soon
Double glass cadmium telluride solar cells can promote and apply in the future.
Utility model content
The technical problem to be solved by the present invention is to for above-mentioned existing crystal silicon photovoltaic battery and Cadimium telluride thin film electricity
A kind of terminal of the photovoltaic products such as pond offer is not take up soil and the roof space, but utilizes double glass telluriums of building glass face resource
Cadmium solar cell module.
The technical scheme in the invention for solving the above technical problem is：A kind of double glass cadmium telluride solar battery groups
Part, main includes the tempered glass set gradually from top to bottom, and the polyurethane glue-line being coated on glass single-sided is coated on poly- ammonia
Cadmium telluride photovoltaic film layer in ester gum level, PVC transparent sealing film, tempered glass backboard, backboard fix upper terminal box simultaneously
Lead-out wire connects, and is encapsulated using backboard and is packed into aluminum alloy frame after fixing, and insulation tank is arranged with profit in aluminum alloy frame lower right
In placing transmission pressure, wherein glass cadmium telluride solar cell is matched using reticulate pattern roll coating process by formula by tempered glass
It is bottom to set polyurethane+acetone rubber cement and be coated on glass single-sided, and the rubber cement of configuration cadmium telluride+polyurethane+acetone is coated on poly- ammonia
Ester film layer, then print grid line in cadmium telluride film layer and form.
Compared with prior art, the utility model has the advantage of：
1, innovative aspect：
It has just come out in application, innovation glass cadmium telluride solar cell in pairs in cadmium telluride diaphragm solar battery,
As very promising, the very big photovoltaic art newcomer of the market space of popularization and application.Its manufacturing process is simple, and use is transparent
It spends, the fused polyurethane that property is good, peel strength is high makees bottom and adhesive layer jelly, can be with flowing water using secondary coating process
Line operation, and mass produce, production cost and terminal installation cost are lower, more efficient safe, more permanent, can make full use of and build
Object sunny slope transparency area is built without land occupation and the roof space, and avoids the Competition of existing solar photovoltaic power plant
It strives.
2, illumination can utilize and generating efficiency in terms of：
The double glass cadmium telluride solar cell light utilization efficiencies of the utility model and component power and existing solar cell phase
Deng, and photoelectric conversion rate is up to 17.8 or more.
3, in terms of reducing cost：
It is coated on tempered glass face on polyurethane glue-line in the double glass cadmium telluride solar cell modules of the utility model
Cadmium telluride photovoltaic material layer there was only 4 microns, than the thickness of the cadmium telluride photovoltaic material layer in cadmium telluride diaphragm solar battery
It is 2-3 microns few, this 20% or more cadmium telluride photovoltaic material escapable cost of light；In addition, due to being idle using building
Sunny slope transparency area and the spatial areas such as a large amount of soil, the roof water surface can be saved and save power station input cost 28%
More than.It can also save simultaneously in building room exterior wall glass cost.
4, in terms of popularization and application：
The exterior wall that can be applied to owned building has a sunlit glass surface, for example, cladding glass, window, glass sunlight house,
Every area with glass such as glasshouse greenhouse can build distributed solar energy power station not of uniform size, according to ASSOCIATE STATISTICS
Display：There are 40,000,000,000 square metres of construction areas in the whole nation, wherein have 12% on the sunny side surface glass can apply this photovoltaic cell component.It presses
It is very huge all of the then generated energy that gets up from now on according to 17.8% transfer efficiency, upper three or more Yangtze River Gorges water can be supported
Power station.So application market is wide, the market space is huge, foreground is very optimistic.
5, in terms of production preparation：
The preparation method of the double glass cadmium telluride solar cell modules of the utility model, than existing crystal silicon chip solar cell
The preparation process of component wants simple to operation, and equipment investment is also few very much, and workshop is few, and the amount of labour used also pacify by much less, production process
Full blast is nearly low, and not will produce " three wastes " and meet environmental requirement, and production consumes electricity, water, gas and is intended to less very much, and required original is auxiliary
Material domestic market is sufficient, can meet supply.
6, in terms of correlated performance：
Since terminal applies are in metope under indoor half indoor environment throughout the year, to the utility model photovoltaic cell component
Erosion degree many lighter than the battery component on existing ground and roof power station, to can ensure that and prolong the service life 5 years with
On, the photovoltaic cell group of existing photovoltaic plant is thus superior in terms of the anti-PID and in terms of anti-aging aspect and security performance
Part.
Description of the drawings
Fig. 1 is double glass cadmium telluride solar cell module structural schematic diagrams in the utility model.
Fig. 2 is the glass cadmium telluride solar battery structure schematic diagram in the utility model.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
The utility model is related to a kind of double glass cadmium telluride solar cell modules, main includes setting gradually from top to bottom
Tempered glass 1；Anilox roll successively polyurethane film 2 and thickness of the coating a layer thickness for 3 microns is used at the tempered glass back side
The cadmium telluride photovoltaic material glue-line 3 that degree is 4 microns；And it is allowed to solidification and is bonded together with 1 close and firm of tempered glass.In tellurium
The printing of cadmium film surface collects the PVC packaging adhesive films 4 of fitting layer of transparent after conductive grid line；Backboard uses tempered glass 5；With profit
Light transmission and increase component strength collect lead-out wire, with silica gel solid Dingan County attaching wire box 7 with tin copper strips connection in series-parallel is applied；It is closed using aluminium
The composite material being superimposed together is packaged into photovoltaic cell component by golden-rimmed frame 6.Wherein aluminum alloy frame bottom right side setting insulation
Wire casing 8, in favor of installation photovoltaic power station component string and the embedded protection of wiring.The panel tempered glass thickness is 3.2mm, backboard
Tempered glass thickness is 2.2mm, and long × wide specification can be arbitrarily selected (depending on can be according to building)
Above-mentioned photovoltaic cell component preparation method is as follows：
1, glass is cleaned：Same specification tempering oil stain on glass surface, dust are cleaned up；
2, drying heating：Cleaned clean tempered glass dries through baking oven and is heated up to 72 DEG C ± 2 DEG C；
3, polyurethane glue is configured：By formula：100 parts of polyurethane adhesive, 35 parts of acetone, 85 DEG C ± 2 DEG C of temperature, blender speed
130 revs/min of degree, 12 minutes time；
4, cadmium telluride glue is configured：By formula：100 parts of cadmium telluride, 51 parts of polyurethane, 55 parts of acetone, 85 DEG C ± 2 of temperature
DEG C, 130 revs/min of blender speed, 15 minutes time；
5, it is coated with for the first time：Polyurethane glue is coated on tempered glass single side using reticulate pattern roll coating process, glue groove
Liquid level 15cm ± 0.5cm, 85 DEG C ± 2 DEG C, scraper pressure 0.7kg of liquid temperature, 3 microns of coating thickness；
6, first time solvent volatilizees：The glass of coated polyurethane adhesive is through baking oven heating air blast (temperature is 85 DEG C -120 DEG C)
Solvent acetone volatilization is set to collect clean；
7, it is coated with for second：One layer of cadmium telluride photovoltaic material glue-line of coating, glue groove liquid level are carried out on polyurethane film surface
15cm ± 0.5cm, 85 DEG C ± 2 DEG C, scraper pressure 0.6kg of glue temperature, 4 microns of coating thickness；
8, second of solvent volatilization：Being again introduced into the heating air blast of baking oven channel through secondary coated glass-film, (temperature is
85 DEG C -120 DEG C), so that solvent acetone volatilization is collected clean；
9, cure：So that film layer is cooled fast to normal temperature state through cooling duct, film layer is made to cure, and is closely tied with glass
Jail.Step 5 to 9 linear velocities are 32 ms/min；
10, silver paste grid line is printed in glass cadmium telluride film layer surface；
11, with applying tin copper strips string and grid line and collect extraction conductor wire；
12, double glass cadmium telluride solar cell module packaging methods are as follows：
(1) it is laminated：By tempered glass film (film layer is upward) PVC transparent sealing film, backboard tempered glass, (thickness is successively
2.2mm, length × wide specification are identical as face glass) neatly overlap, it is important to note that cannot be abraded on glass surface layer when stacking
Cadmium telluride film layer；
(2) it is laminated：It carries out the entirety overlapped to be laminated glass cadmium telluride solar cell module in pairs as requested whole
Body, laminating technology parameter are as follows：
A. laminate speed reduces 3 seconds/time than crystal silicon chip solar cell module；
B. laminating temperature increases by 5 DEG C than crystal silicon chip solar cell module；
C. lamination pressure reduces 0.05kg than crystal silicon chip solar cell module；
(3) terminal box：Terminal box is fixed according to technological requirement with silica gel, connects lead-out wire；
(4) it frames up：The photovoltaic module aluminum alloy frame for being laminated, installing terminal box assembling is fixed up, to shape
Glass cadmium telluride solar cell module in pairs is whole.
13, Package Testing：As existing crystal silicon chip solar cell module test method, the electrical property of detection components,
Security performance, weather resistance.
It solves to innovate utility model at glass cadmium telluride film solar cell, and both from cadmium telluride film solar cell
So that expensive cadmium telluride photovoltaic material is substantially saved and is reduced cost, so that cadmium telluride is evenly distributed on glass surface again,
Jail is bonded with glass surface, and improves light transmittance as possible again, terminal use can substitute glass of building but also become photovoltaic
The dual function of electrification component.Using the polyurethane primer for being first coated with one layer 3 microns on tempered glass face, then in coating one
The cadmium telluride glue-line of 4 microns of layer.Select transparency it is high, can well be pasted with glass jail and well with cadmium telluride
Photoelectric material is fused, and the fabulous polyurethane adhesive of every physical and chemical index makees bottom glued membrane and the molten stick of cadmium telluride glued membrane；Select coating
Technique can make even film layer and very thin, be finally reached that cadmium-telluride layer is uniform and thin, and peel strength is big, save raw material,
At low cost, simple for process, easy to operate, yield is high, and stable and controllable for quality, transparency is good, and electrical property, weatherability, safety are each
The all good effect of item technical-economic index.
As shown in Fig. 2, the structure of the glass cadmium telluride solar cell in the utility model is：Tempered glass 1, polyurethane
Film layer 2-2, cadmium telluride film layer 2-3 and grid line 2-4 are combined.
The preparation method of the above-mentioned glass cadmium telluride solar cell being combined is as follows：
1, it is panel and film layer base material to select the tempered glass (long × wide fixed according to needing) that thickness is 3.2mm specifications.By
It is not only transparent in tempered glass but also have intensity, skin is applicable in glass and is suitable for battery component panel, reaches at one stroke two
The effect obtained.
2, selecting both can be with cadmium telluride energy good fusion, moreover it is possible to and glass bonds jail very well and transparency is high, by force
Degree and toughness it is fabulous, polyurethane ageing-resistant, corrosion-resistant, heat-resisting, cold-resistant, that moisture-proof characteristic is good, cost-effective make base's glued membrane and
Substitute the adhesive effect that glue plays cadmium telluride photovoltaic material.
3, it is first coated with polyurethane adhesive using glass and makees bottom, can very well be bonded with glass surface using polyurethane laminate excellent
Point, can ensure that cadmium telluride film layer and polyurethane film well in conjunction with and increase peel strength；
4, the hard block feature of substrate to be coated is adapted to using reticulate pattern roller coating method, coating weight control that can be minimum, most
Few glue waste, reaches most uniform coating, and in coating machinery, scraper pressure can arbitrarily be adjusted with 0.1kg-1.8kg, be applied
Layer thickness can be dried from 1.5 microns -8 microns arbitrary selections, linear velocity from 5 ms/min -180 ms/min arbitrary adjustings
Box temperature degree can appoint justice setting from 120 DEG C -10 DEG C, and the rate of recovery of solvent acetone is up to 95% or more.
5, had outside good peel strength in addition to jail can be bonded well with glass using secondary coating, predominantly the
Secondary coating cadmium telluride film layer can achieve the effect that most uniformly it is most thin, make electro-optic material layer can be best carried out light energy absorption and
17.8% or more photoelectric conversion rate, and reached and saved 20% or more expensive photoelectric material, cost is greatly reduced；
6, film layer rapid curing will be coated with using cooling method and improves peel strength；
7, it whether shelled, bubble, showed money or valuables one carries unintentionally to glass film layers using dedicated test facility, silk, peel strength index is dragged to carry out
It detects and ensures A grades of quality；
8, the glass film surface detected carries out grid line printing using printing technology；
9, with apply tin copper strips string and collect draw transporting electric wire.
10, above-mentioned process is flow line production operation, and high degree of automation is easy to operate, and yield is high, and quality can
Control, labour cost is low, and labor intensity is small, and production efficiency is high.
In terms of the double glass cadmium telluride solar cell module characteristics of the utility model：The solar cell module is a kind of new
The innovative product of type, to be coated with the progress sunlight utilization of cadmium telluride photovoltaic material on glass surface and be converted into electric energy.Its unique work
Skill is designed than cadmium telluride film battery component saving of labor, material-saving.Glass curtain wall, glass are substituted since it is specially mounted at building sunny side
Window, brooder glass and glass sunlight house glass and at one stroke two can also save a large amount of input costs, and due to being in indoor or half
Indoor and few adverse circumstances influence, and more can guarantee the safety of photovoltaic module operation and permanent resistance to ag(e)ing, really can ensure that
Photovoltaic module can normal use 30 years or more, use new mesh to really be able to reach the photovoltaic module that current various countries propose
Mark, takes full advantage of the very huge building sunny side transparency area in China, greatly extends application range and terminal market, pole
The earth reduces unit input cost, greatly improves economic benefit.
In terms of the double glass cadmium telluride solar cell module technical-economic index of the utility model：The battery component than it is existing other
Photovoltaic cell component unit cost low 20% or more, terminal installation unit input save 28% or more, and from now on popularization
Using building cost can also being saved when especially building does not install glass, so price has larger decline passway；Through double 85
After hydrothermal aging tests 10000h, the power attenuation of this solar cell is still below 5%, is better than other photovoltaic modulies；In addition, anti-
PID performances are also superior to other photovoltaic modulies；And at 85 DEG C, 85% humidity, under the test condition of -1000V, after 500h being tested,
The decaying of this photovoltaic module power still is below 5%, and other photovoltaic module powers decaying tested simultaneously has been more than 5%, and
And double glass cadmium telluride solar cell module light conversion efficiencies, up to 17.8% or more, service life is than other photovoltaic cell components
Extend 5 years or more.
The above is only the preferred embodiment of the utility model only, and those skilled in the art know, is not departing from this
In the case of the spirit and scope of utility model, various changes or equivalent replacement can be carried out to these features and embodiment.Separately
Outside, it under the introduction of the utility model, can modify to these features and embodiment to adapt to particular situation and material
Without departing from the spirit and scope of the utility model.Therefore, the utility model is not by specific embodiment disclosed herein
It limits, the embodiment within the scope of fallen with claims hereof belongs to the scope of protection of the utility model.
Claims (1)
1. a kind of double glass cadmium telluride solar cell modules, it is characterised in that：Main includes the steel set gradually from top to bottom
Change glass (1), the polyurethane glue-line (2) being coated on glass single-sided, the cadmium telluride photovoltaic being coated on polyurethane glue-line (2) face
Film layer (3), PVC transparent sealing film (4), tempered glass backboard (5), backboard fix upper terminal box (7) and lead-out wire connects,
It is encapsulated using backboard and is packed into aluminum alloy frame (6) after fixing, in aluminum alloy frame lower right setting insulation tank (8) in favor of placement
Transmission pressure, wherein glass cadmium telluride solar cell are gathered by tempered glass (1), using reticulate pattern roll coating process by recipe configuration
Urethane+acetone rubber cement is coated on the bottom (2-2) of glass single-sided formation, the rubber cement of configuration cadmium telluride+polyurethane+acetone is coated on
Formed on bottom (2-2) cadmium telluride film layer (2-3), again in cadmium telluride film layer (2-3) print grid line (2-4) form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201820513045.2U CN208062069U (en) | 2018-04-12 | 2018-04-12 | Double glass cadmium telluride solar cell modules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820513045.2U CN208062069U (en) | 2018-04-12 | 2018-04-12 | Double glass cadmium telluride solar cell modules |
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| Publication Number | Publication Date |
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| CN208062069U true CN208062069U (en) | 2018-11-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108321233A (en) * | 2018-04-12 | 2018-07-24 | 江苏东鋆光伏科技有限公司 | Double glass cadmium telluride solar cell modules and preparation method thereof |
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2018
- 2018-04-12 CN CN201820513045.2U patent/CN208062069U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108321233A (en) * | 2018-04-12 | 2018-07-24 | 江苏东鋆光伏科技有限公司 | Double glass cadmium telluride solar cell modules and preparation method thereof |
| CN108321233B (en) * | 2018-04-12 | 2023-11-10 | 江苏东鋆光伏科技有限公司 | Dual-glass cadmium telluride solar cell module and preparation method thereof |
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