Made of a soft silicon that absorbs impact, encapsulants provide a cocoon around the cells preventing bugs, animals, and debris from contacting the cells. The encapsulate acts as a shock absorber allowing the cells to expand and contract with little resistance. Solar eva solar panel encapsulant film rc02b45t m 984 x 140m. Optimization of solar module encapsulant lamination by. Photovoltaic encapsulant sheets prevent water and dirt from in ltrating solar modules and serve as shockabsorbers that protect the cell. Dows andrew yen discusses how choosing an alternative to eva can lead to. Eva films are a key material used for traditional solar panel lamination. They are mainly used for foaming, coating, extrusion, and injection molding applications for many important industrial market segments such as shoe soles, sheets, wire and cable, hot melt adhesive, and solar cell encapsulation. Solar encapsulant films market global industry analysis. It should also be optically transparent and should have a low thermal resistance.
Borealis quentys po encapsulant film now improves the. Material choice matters for durable, highefficiency pv modules. Ethylene vinyl acetate eva has been the solar module encapsulant material of choice since the 1980s. To investigate the eva encapsulant photobleaching and discoloration, solar cell laminates having different eva films uv. Encapsulant eva film solar cells solar glass tabbing supplies shop join the discussion.
Solar encapsulant film eva9000 is a fast cure encapsulant that is designed to work with pv modules with protection against uvaging and weathering while helping to ensure maximum amount of visible light transmission to solar cells. Solar cell eva encapsulation methods tests youtube. There are three types of eva filmoutdoor project film, inner decorative glass film and solar pv panel laminated glass film. They enable the solar cells to float between the glass and the backsheet, helping to soften shocks and vibrations and protecting the cells and their circuits. New pv module encapsulation materials led by new cell. Panel manufacturers can use our advanced technical filters to find the exact solar encapsulant that match their needs. When under certain conditions of thermal pressing, it will be melt and viscous, and will bond wi. Due to these reasons, adoption of the thinfilm solar cell technology is observed as major trend in solar encapsulant market. Modules made with eva film also typically lose an additional 1.
Nice eva encapsulation, it seems to be the cheapest way for diy. In relation to the specifications of the eva film to be used as an encapsulating film for solar cell modules, the gel content values of the various eva composite films obtained from this study are above the minimum requirement 80% gel. A major factor driving the growth of the solar encapsulant market is the growing demand for pv modules, which convert solar. Targray pv encapsulant material offers comprehensive protection and embedding of the solar cell to ensure a long life for your solar modules. A wide variety of eva solar encapsulation film options are available to you, such as usage, feature, and processing type. Eva solar battery encaps u l a tion film is made of eva resin ethylene vinyl acetate copolymer wax after the modified film extrusion cast molding, eva package film at a certain temperature and pressure associated with the formation of the chemical structure of threedimensional network highstrength materials used in solar cell modules. This is a no mess, simple diy way to cure your solar panel eva film onto your solar cells. Encapsulants extend the life of a solar cell by preventing. The test results indicated that the eva composite encapsulating rear films filled with thermal conductive fillers are able to improve the pv efficiency and the heat dissipating ability of the solar cell effectively. Eva film for encapsulating solar module lushan series is a key encapsulant materials for the photovoltaic industry, including silicon module, thin film module. Eva solar cell encapsulant filmsheet extrusion line eva sheet extrusion line is one of high technology and newly designed machine by qingdao leader machinery co. How to apply solar eva sheeting to solar panels the do it.
Professional companies use it to encapsulate their solar panels by. Enhancement of thermal, mechanical and barrier properties of. The extrusion facility is a joint venture of mitsui chemicals tohcello, inc. Sipchem saudi arabias leading ethylene vinyl acetate. Solar eva film will protect your solar panels for a long time with little loss in performance. For example on a warm sunny day the temperature of a solar cell can vary 40 degrees with the passing of a cloud resulting in expansion and contraction of the cell. Eva film buy solar encaplsulation eva film,factory. Antipid eva film pseries for pv module encapsulation.
Affordable eva solar cell solar panel encapsulation. No vacuum, no special oven and no hot air gun was used in this process. Once the eva films have been laminated, they play a significant role in preventing moisture and dirt penetrating the solar pv panels. I suggest going to youtube and watch several videos about solar eva. Pdf physical properties of eva and pvb encapsulant. The companies launched quentys in 2017 as the umbrella brand for solar grades and products. Click here to get 2 for 1 on the easiest way to protect your solar panels. Eva comes in thin sheets which are inserted between the solar cells and the top surface and the rear surface.
Eva is also widely used as padding in sports equipment and in a broad range of leisure footwear as a shock absorbere. Solar panel eva solar power panel encapsulant film encapsulants when properly used allow your solar cells to operate at their peak, extending the life of the solar panel. They enable the solar cells to float between the glass and the backsheet, helping to soften shocks and vibrations and protecting the cells and their circuits manufactured at one of asias largest ethylene production facilities, the highperformance eva sheets we supply are. In most modules, the top surface is glass, the encapsulant is eva ethyl vinyl. Encapsulant manufacturers companies involved in encapsulant production, a key sourcing item for solar thin film panel manufacturers. Solar eva sheeting is a milky colored rubbery substance that, when heated, becomes a transparent protective film over your solar cells. A major factor driving the growth of the solar encapsulant market is the growing demand for pv modules, which convert solar energy in electrical energy through solar cells.
If you can squeeze solar eva encapsulant film into your budget, it is highly recommended. Pdf physical properties of eva and pvb encapsulant materials. Solar eva sheets play an important part in enhancing the durability and performance of solar panels. Encapsulant films for solar grades and products solar.
Pdf weathering degradation of eva encapsulant and the. Photovoltaic encapsulants prevent water and dirt from deteriorating solar modules and serve as shockabsorbers that protect the cell. Superstrate tco glass thin film solar cell array connector ribbon. The global solar encapsulant films market can be segmented based on material, technology, application, and region. Jun 07, 2018 borealis po encapsulant film is the second major application based on quentys to be launched in 2018, and follows the introduction in may of icosolar cpo 3g, a coextruded polypropylene pp solar backsheet developed in partnership with isovolaic solinex gmbh, a global market and technology leader in backsheets. Eva film is a solid form of encapsulant that is heat cured. Bbetter pseries eva film provides excellent pidresistance to silicon module by improving volume resistance of eva film.
It comes in easy to work with sheets you simply cut to size and lay over your solar cells. Module encapsulation materials, processing and testing. Diy encapsulate solar panel how to save money encapsulating. With the help of a lamination machine, the cells are laminated between films of eva in a vacuum, which is under. Eva ethyl vinyl acetate is the most commonly used encapsulant material. The films offer excellent broadband light transparency, strong adhesion and elasticity properties required for solar cell encapsulation. The encapsulant should be stable at elevated temperatures and high uv exposure. Encapsulants extend the life of a solar cell by preventing oxygen and. Effects of organic peroxides on the curing behavior of eva. The experimental results of thin film photovoltaic module encapsulation. Eva film buy solar encaplsulation eva film,factory supply. Mitsui in malaysian eva solar encapsulant jv plasticstoday. Str was the first in modern encapsulant development and is the industry leader of providing the highest quality encapsulants for the solar industry. Eva is a clear, thin laminant that can be heated to encapsulate solar panels.
Eva film for encapsulating solar module lushan series as an eva encapsulant materials is widely used in china and overseas photovotaic solar module industry. For solar cells, be sure to get either the clear or the white flexseal because the black will retain more of the suns heat and affect the performance of your panels. In the solar industry, the most common encapsulation is with crosslinkable ethylene vinyl acetate eva. White will reflect more sun, while clear will let you view the cells. The experimental results of thin film photovoltaic module encapsulation indicate that the optical properties of pvb is better than eva, the adhesion of pvb to photovoltaic cell is better than eva. Eva film solar cell panel module encapsulation laminate sheet 6000x490x0. For example, the modules were mounted on the heated surface of the laminator using a common package structure glassencapsulantsolar cellencapsulanthighly reflective backsheet. O vens seem to also work quite well, but can be tricky. The transmittance of supertransparent film can reach 90%. Fangding outdoor eva film is excellent in high uvblocked and long useful life. Features conformable and flexible for ease of lamination durable bonding strength with both.
Solar eva sheets for pv cell encapsulation targray. Material choice matters for durable, highefficiency pv. Thermally conductive and electrically insulating eva. Through the heat up to 150c, the eva film begins to melt, and through the compression, it associates with the solar photovoltaic cells. Apart from that, the swelling behaviour of the eva deserve consideration. Based on more than 35 years of knowledge, we have led the market by launching solar asce, a polyolefin based encapsulant, that improved from the weaknesses of the previousgeneration eva encapsulant. Solar eva solar panel encapsulant film rc02b45t m 984 x. Enhancement of thermal, mechanical and barrier properties.
Encapsulant films for solar grades and products solar novus. Available exclusively through targray, this thermoplastic encapsulant material offers a number of advantages when compared to traditional, eva based encapsulants, including. Oct 08, 2011 eva is the abbreviation for ethylene vinyl acetate. Eva ethylene vinyl acetate are now most commonly used worldwide in a variety of commercial applications, especially as encapsulating materials for solar cell photo voltaic modules, because of its outstanding properties. My problem is that in europe i cant seem to find cheap eva, the cheapest i have found is 10m for. Solar asce solar eva photovoltaic encapsulantsmitsui. The choice of eva encapsulant used in the manufacturing of solar pv panels significantly influences the end products lifespan and its susceptibility to defects and, eventually, the yield of the whole solar pv system in which the solar pv panels are used. Its called eva solar cell encapsulant film or solar panel eva polymer glass laminate. Solar cell encapsulant, qsil 216, for diy and commercial solar. Important facts about eva ethylene vinyl acetate film for. Photocap solar encapsulants specialized technology. Details about affordable eva solar cell solar panel encapsulation diy.
Due to these reasons, adoption of the thin film solar cell technology is observed as major trend in solar encapsulant market. Encapsulant manufacturers thin film panel process enf. Solar asce are sold to solar module manufacturers around the. Available exclusively through targray, this thermoplastic encapsulant material offers a number of advantages when compared to traditional, evabased encapsulants, including. Welcome to the worlds most advanced solar eva product directory. Eva is the abbreviation for ethylene vinyl acetate. Eva films are an essential material used for traditional solar panel.
Important facts about eva ethylene vinyl acetate film for solar pv. Which encapsulant is best solar panels solar panels forum. The encapsulant processes for these three eva film samples were kept consistent. Eva film for encapsulating solar module lushan series is a key encapsulant materials for the photovoltaic industry, including silicon module, thin film module and bipv module. Pv encapsulant films are crucial in the protection and longterm functionality of solar collection cells in pv modules. Check out this video by brett and i made that shows you just how easy it is to use eva film to encapuslate your solar panels to protect the cells and tabbing. How to cure solar panel eva sheeting with no mess, no work and no special equipment. The professionals recommend using a vacuum and a large oven to properly seal and cure your eva sheet onto the solar panels. One of those layers is the encapsulation film which protects the solar cell and ensures its performance and reliability. Important facts about eva ethylene vinyl acetate film. Enhanced performance is achieved through the encapsulant s ability to bond the cell directly to the glass, providing all of its other functions, and allowing the cell to become one with the glass thus reducing solar reflection and heat buildup.
Solar cells are sensitive to moisture, oxygen and weather. Evas widespread use is explained by its processing properties as a crosslinking rubberelastic material in vacuum laminators and its adapted technical product features. Module encapsulation materials, processing and testing john pern, ph. Solar encapsulant market size, share, growth, trends. It will melt to the glass, too, isolating each individual solar cell, providing that you spaced them out enough, usually 18 is fine.
Tokyo and local processor scientex selangor and will tap burgeoning demand for the encapsulant film in malaysia. Encapsulant material for solar module manufacturers targray. Solar eva global database enf photovoltaic directory. Encapsulant manufacturers companies involved in encapsulant production, a key sourcing item for solar thinfilm panel manufacturers.
Engage pv polyolefin elastomers the material of choice for. Eva can also be readily moulded or extruded into soft plastic goods, including hoses and tubing, is used in hotmelt adhesives, wire and cable insulation and as a solar cell encapsulant. Borealis and borouge, leading providers of innovative, valuecreating plastics solutions, announce the introduction of two new encapsulant film types based on two new quentys polyolefin po grades. Bbetter pseries eva film provide an encapsulant solution for the pidfree requirement of pv module. This adhesive film is nontacky at room temperature. In terms of material, the solar encapsulant films market can be classified into ethylene vinyl acetate eva, polyvinyl butyral pvb, polyolefin elastomer, and others. Eva films are a key encapsulation material used for traditional solar panel lamination.
The choice of eva encapsulant used in the manufacturing of solar pv. Ethylenevinyl acetate eva is still the market leader and standard encapsulation material for solar cells. Japanese and malaysian companies have joined forces to establish a joint venture for manufacturing eva encapsulant film for photovoltaic applications in malacca, malaysia. Eva film,eva sheet for solar cell and photovoltaic module. Solar asce solar eva photovoltaic encapsulants solar power has been spotlighted as a shining example of clean energy. Strs photocap technology provides nonshrink lamination, electrical isolation, physical protection and thermal conduction for solar circuits to. Encapsulant eva film solar cells solar glass tabbing supplies shop. Solar panels the easiest and cheapest way to encapsulate. With characteristics of ultra fast cure, solar eva film lushan series shows big advantages of high volume resistivity, lasting adhesion strength, and long life performance for pv modules. New pv module encapsulation materials led by new cell types. We have been a pioneer in producing encapsulant for solar cells since 1980s. Solar curing solar panel eva film the easy way youtube. This machine is used to produce 18002000mm width 18mm thickness eva sheets, which posses the advantages of aging resistance, water resistance, corrosion resistance, resistance.