Optimization of Solar Module Encapsulant Lamination by Optical Constant Determination of Ethylene-Vinyl Acetate

Table 1

The data for the lamination temperature, the power performance, the optical transmittance, the peel strength, the refractive index, and the gel content for the EVA lamination of solar modules.

Lamination temperature (°C)	Power difference ratio (%)	Optical transmittance (%) (580 nm)	Peel strength; (N/cm)	Refractive; index (580 nm)	Gel content (%)
90	8.08 ± 0.3	89.67 ± 0.2	0.5 ± 0.5	1.60 ± 0.005	0.39 ± 8
110	8.52 ± 0.3	89.80 ± 0.2	0.55 ± 0.5	1.59 ± 0.005	0.63 ± 8
130	8.52 ± 0.3	90.04 ± 0.2	1.97 ± 0.5	1.59 ± 0.005	1.53 ± 8
150	9.53 ± 0.3	91.35 ± 0.2	9.6 ± 0.5	1.54 ± 0.005	75.89 ± 4
170	10.39 ± 0.3	91.90 ± 0.2	6.2 ± 0.5	1.50 ± 0.005	92.0 ± 4