Solar Spectral and Module Temperature Influence on the Outdoor Performance of Thin Film PV Modules Deployed on a Sunny Inland Site

Table 1

Module maximum power in STC (W) of the four thin film PV modules under test as provided by the manufacturer and by both the initial and final outdoor calibration.

Module technology	Manufacturer data sheet	Initial calibration (October 2011)	Final calibration (November 2012)
a-Si : H	60 −5/+10%	57.4 ± 4%	56.2 ± 4%
CIGS	120±10%	119.1 ± 4%	121.2 ± 4%
CdTe	70 ± 5%	67.2 ± 4%	66.5 ± 4%
a-Si : H/μc-Si : H	121 −5/+10%	109.4 ± 4%	107.6 ± 4%