Raed Sherif â Concentrated Photovoltaic for Large Scale Solar ...

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INTENSITY (ARB UNITS)Drawing Not To <strong>Scale</strong>Multijunction PVSunlight1.0TOP CELLA/R*ContactA/R*0.80.60.40.2MIDDLE CELLGaInP 2 GaInAs Ge00.25 0.45 0.65 0.85 1.05 1.25 1.45 1.65 1.85WAVELENGTH (Microns)Picture courtesy of SpectrolabBOTTOM CELLTop Cell: GaInP 2Tunnel JunctionMiddle Cell: GaInAsTunnel JunctionBottom Cell: GeGe SubstrateContact*A/R: Anti-Reflective Coating• State of the art is the 3J cell• Typical 3J cell contains 20 layers or more• Divides the solar spectrum (l < 1.750 mm) to maximize efficiency
PV Technologies World-Record Efficiencieshttp://www.nrel.gov/ncpv/images/efficiency_chart.jpgContinuous advances in world-record MJ cell efficiency, almost 1% absoluteefficiency increase per year- AND plenty of headroom to grow!
Page 1: Concentrated Photovoltaicfor Large
Page 4 and 5: CPV is not a new concept• 350kW C
Page 6 and 7: Thought“If you want to find a new
Page 10 and 11: CPV Solar Cell Products Introduced
Page 12 and 13: CPV Projected to be Lowest Cost in
Page 14 and 15: Impact of Cell Efficiency & Prices
Page 16 and 17: Amonix Utility Scale Projects in 20
Page 19 and 20: Overview of Major 7700 ComponentsSc
Page 21 and 22: CPV Advantage in Performance• Dua
Page 23 and 24: Amonix - Proven PerformanceAmonix
Page 25 and 26: Low CPV Manufacturing Capitalizatio
Page 27 and 28: Summary & ConclusionsAmonix CPV Val

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Raed Sherif â Concentrated Photovoltaic for Large Scale Solar ...