Market Trends, Materials & Manufacturing Processes

go PV 5. Lamination Process & PV Module Materials Module structure <<Sandwich >> or module stack: Front cover EPFL Fragile silicon solar cells need to be protected in order to operate outdoors for 25 years (at least). → 3.2 mm-thick glass Encapsulant Stringed cells Provide the adhesion between components Encapsulant Rear cover Modules generally have 60 or 72 cells (depending on applications). Can be smaller for specific apllications: boats, telcos, etc. Backsheet (or polymeric foil) or a second glass GoPV Project | SUMMER SCHOOL PV SYSTEMS TECHNOLOGIES AND DESIGN 25

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