PV Modules: Bifacial technology
Bifacial Ratio % (BR)
30
50
25
20
L
19
go PV
Introduction
Green grass varieties
Gback
Bifacial Ratio (BR) - Irradiation at the backside
Bifacial Ratio
Gfront
Desert sand
Influence of albedo %
30
40
50
60
70
80
90
Albedo %
Pitch 40 ft Pitch 33 ft Pitch 26 ft
12 m
10 m
8 m
Pitch
Distance between
trackers
- Snow
Bifacial Ratio % (BR)
10
30
25
20
15
Influence of pitch %
GCR 0.4
GCR 0.33
8 mi
9 m
10 m
26.2 ft
29.5 ft
32.8 ft
11 m
36.1 ft.
12 m
13 m
39.4 ft
42.7 ft.
Pitch %
Alb 25% (Green grass)
Alb 40% (Dry grass)
Alb 50% (White sand)
Alb 90% (Snow)
Wider Pitch Longer Tracking + Better Bifacial Gain
Bifacial PV Tracking: The Simulation and Optimization of Yield Gain. Soltec webinar. Apr 2018
Enlarged reflective area
Bifacial Ratio % (BR)
19
35
30
25
20
15
10
Influence of height
tecnalia
Inspiring
Business
I
2.0 m
6.6 ft
2.2 m
7.2 ft
2.4 m
7.9 ft
2.6 m
28 m
8.5 ft
9.2 ft
Height
Alb 25% (Green grass)
Alb 33% (Dry grass)
Alb 50% (White sand) Alb 90% (Snow)
GoPV Project | 1st TRAINING COURSES
TECHNICAL FOCUS ON FUTURE SOLAR PV SYSTEMS
October 26-29th 2020View entire presentation