Eva Material Solar Panel

In the solar industry the most common encapsulation is with cross linkable ethylene vinyl acetate eva.

Eva material solar panel.

The purpose of tedlar is to seal up the back of the panel with a weather resistant material. I soldered up 36 1 5v 3x6 cells to get a 60watt panel. There are three different types of eva copolymer which differ in the vinyl acetate va content and the way the materials are used. Ethylene vinyl acetate eva also known as poly ethylene vinyl acetate peva is the copolymer of ethylene and vinyl acetate the weight percent of vinyl acetate usually varies from 10 to 40 with the remainder being ethylene.

This combination allows the eva to be. Eva is the abbreviation for ethylene vinyl acetate. Solar panel raw materials our company is the leading supplier of solar pv raw materials like solar cells eva tpt back sheet junction box ribbon tempered glass etc for solar panel manufacturing. Professional companies use it to encapsulate their solar panels by using machines that provide pressure and heat at the same time to all sides of the panel.

Why we need eva films and how are they integrated into solar pv panels. Detailed profile including pictures certification details and manufacturer pdf. Im going to build a box large enough to put in the solar panel say 35lx35w x12 high with an heating element in it and also a. Eva films are an essential material used for traditional solar panel lamination.

This sandwich is then heated to 150 c to polymerize the eva and bond the module together. Eva ethyl vinyl acetate is the most commonly used encapsulant material. Hangzhou fumao pv material co ltd solar panel eva series fm906p. Common alternatives to tpt are tpe tedlar polyethylene terephthalate pet eva another composite layer film and pet based backsheets.

To protect solar photovoltaic cells from adverse weather conditions these are laminated embedded between transparent eva films in a vacuum and under heat and compression with the aid of a. What are ethylene vinyl acetate eva films. I encapsulated my first panel today with eva and tedlar. Eva comes in thin sheets which are inserted between the solar cells and the top surface and the rear surface.