Results and developments of the MB Pilot lines › fileadmin › user_upload › ...Results and...
Transcript of Results and developments of the MB Pilot lines › fileadmin › user_upload › ...Results and...
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Results and developments of the MB Pilot linesThomas Söderström , Yu Yao, Rainer Grischke, Maria Gragert, Benedicte Demaurex, Benjamin Strahm, Pierre Papet, Marcel König, Heiko Mehlich, Jun Zaho, Andreas Waltinger, S. Leu
Meyer Burger Switzerland & Germany, February 2016
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PV Story
2 Meyer Burger / 04-2015
1980
2006-2010
0.3-0.4$cts/W
2020
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Diamond wire
Bifacial HJT solar cells
Multiple Wires Connection
Higher power 329Wp
Higher reliability
Down to 30 mg silver
Thin wafers
Thin Wires
more energy
T coeff., Bifaciality$/kWh
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Bifacial solar cells and modules
4 Meyer Burger / 04-2015
HJT cell 21-23%
HJT module 290-310W
Record 329 W
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HJT SWCT Roadmap 2020P
ow
er
[W]
Cost
[$cts
/W]
cell Wafer Module Bifacial
0.27 $cst/W0.59 $cst/W
300 W 437 W
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DW HJT SWCT Roadmap
2020P
ow
er
[W]
Cost
[$cts
/W]
cell Wafer Module BifacialC
SE
M C
TI TA
CO
S
OF
EN
Sw
issin
no
CS
EM
CT
I D
EF
IA
ZH
AW
CT
I G
G
SU
PS
I B
FE
: E
nh
an
ce
CS
EM
CT
I W
ire
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Challenge of the different scale
7 Meyer Burger / 04-2015
[m]
[mu]
~ Hair thicknessa-Si 4-10 [nm]
150 mu
Wafering Cell coating
:10’000
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HELIA Tools: Hohenstein (MB Germany)
8 Meyer Burger / 04-2015
HELiAPECVD
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HJT Line Performance
Cell efficiency distribution
9 Meyer Burger / 04-2015
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Ingot position
10 Meyer Burger / 04-2015
9,3
9,2
9,1
9,0
8,9
0,750
0,745
0,740
0,735
0,730
A_4A_3A_2A_1
0,007
0,006
0,005
A_4A_3A_2A_1
0,828
0,816
0,804
0,792
0,780
A_4A_3A_2A_1
23,5
23,0
22,5
22,0
21,5
Isc Voc Rs
FF Eff
9,0369,039
9,0869,066
0,74110,74180,74360,7442
0,005620,00574
0,005520,00575
0,80180,8024
0,808
0,8025 22,467322,563
22,813522,6508
Ingots Positions
Eff
22.5
23.0
22.0
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SWCT Module line
11 Meyer Burger / 04-2015
R2R
Stringer Matrix Assembly
Foil cutting
Glass loader
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SWCT module line: Thun
12 Meyer Burger / 04-2015
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13 Meyer Burger / 04-2015
Ag reduction
MB HJT PoR
MB RD
• Ag comsumption for MB bifacial cells is better than the roadmap
thanks the SWCT
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HJT-SWCT @ CSEM
Meyer
Burg
er
/ 12
-10-0
5
14
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Migros Schönbul
Bifacial modules
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Meyer
Burg
er
/ 15
-07-1
6
300W Glass-Glass modules with bifacial cells
Abalone SmartWire optimalAbalone SmartWire
Bifaciality 79% Bifaciality 92%
Pm
ax
285
287
289
291
293
295
297
Avg=293.0839
3.3 4.3 5.3 6.3
Cell Class
Pm
ax
296
298
300
302
Avg=299.2979
2.3
Cell Class
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HJT SWCT GG
Higher energy yield (kWh/Wp and kWh/m2)
Meyer
Burg
er
/ 2015
Location: Lugano, Switzerland
Moderate Climate, average air temp. 11 ºC, module working 22°C, max 40°C
Module temperature average working 31°C, max 64°C
Period: 01.06.2014-31.12.2014
Measured independently by SUPSI
kWh/Wp c-Si multi HJT
competitor
CdTe CIGS MB
GG
Power [Wp] 262 244 79 175 288
Sum reference + 2.9% + 5.6% + 4.1% + 13.7%
Overcast reference + 0.1% + 1.9% + 0.5% + 15.4 %
MB GG Bifacial
Excellent low
light
Low temp.
Coeffi: -0.26%/K
No LID, No PID
$/kWh
300 W <=> 342Weq(equivalent)
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Meyer
Burg
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/ 12
-10-0
5DW/HJT/SWCT/GG
• Gen 1 First demonstration runs and installation => Production
• Gen 2 Thin wafer, Ag free, In free, bifacial target cost <0.3 $cts/W
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UK - India Solar Day 2015, London19