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SPHELAR POWER
Sees Many Potential Uses
for Spherical Solar Cells
Josuke Nakata
Sphelar Power Corporation
President and CEO
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Contents
What is Sphelar® ?
Sphelar ®, integrated into everyday life,
always keep sunlight with you
created in collaboration with graf
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Sphelar®, fully integrated with the textile architecture,
ensure autonomous operation
jointly-developed with Matsubun Textile, Urase, University of Fukui and Industrial Technology Center of Fukui
Prefecture as a part of Supporting Industry Program supported by METI-KANSAI
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Sphelar® cells
Spherical, 1-2 mm φ
3D light capture
Discrete Solar cells
Light and durable
Anode and cathode, opposed to each other (patented electrode arrangement)
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Al electrode
Ag electrode
n+shell
p core
Anode and cathode, opposed to each other (patented electrode arrangement)
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SPHELAR® LANTERN
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SPHELAR® STICK
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The world’s first energy-harvesting textile
Preliminary data at STC conditions
Pm: 0.42 W
Vm: 12 V
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Vm: 12 V
Im: 34 mA
Fill Factor: 0.70
Featuring 3,000 Sphelar® cells
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Exhibited at PV EXPO 2013
Featured by
low-weight,
thinness,
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elasticity,
and tensibility
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Energy harvesting applications
6 versions of serial and parallel
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Cymbet Energy Harvesting from a Single Candle ~30 Lux
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All photos courtesy from Cymbet
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Sphelar® appears to have enormous potential for offering vital part
to establish sustainable lifestyle.
Thank You
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Thank You