Experimental

conditions

Ÿ Illumination (W/m²) 830

Ÿ Temperature (˚C) 55:

Parameters

I_cc (A)

V_oc (V)

P_max (W)

η (%)

Initial values before shading

4.270

23.092

60.917

13.048

Values obtained for total shading with a slightly transparent plastic cover

2.604

22.935

36.605

7.877

Values obtained for full shade with a single cotton fabric of (75% cotton)

0.748

20.532

9.481

2.070

Values obtained for total shade with a lab coat (100% cotton)

0.680

20.669

7.368

1.618