Market Trends, Materials & Manufacturing Processes
дору
go PV 3. Crystalline Silicon Solar Cells
Potential for bifaciality
Aluminium Back Surface Field
(AI-BSF)
World market share of monofacial and bifacial cells
100%
90%
Front metal grid
ARC (SiNX)
SiOX
(p) c-Si
ΑΙ
n* emitter
Conventional Al-BSF cells do
not give option for bifaciality
BSF
Passivated Emitter and Rear Contact
(PERC)
Front metal grid
ARC (SiNX)
SiOX
n+ emitter
World market share [%]
80%
70%
60%
50%
40%
ITRPV 2022
EPFL
30%
20%
Silicon Heterojunction
(SHJ)
10%
0%
Front TCO
Front metal grid
2021
2022
monofacial
2024
2026
2029
2032
■bifacial
<i/p a-Si:H
(p) c-Si
BSF
(n) c-Si
<i/n a-Si:H
SiO2 or Al2O3
ΑΙ
SiNx
Rear TCO
Rear metal grid
ITRPV (2022)
Novel solar cell concepts promote the
development of bifacial technology
GoPV Project | SUMMER SCHOOL 12
PV SYSTEMS TECHNOLOGIES AND DESIGNView entire presentation