monocrystalline silicon solar cells june 10, 2015 chapter vii
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TRANSCRIPT
Monocrystalline Silicon Solar Cells
April 21, 2023
Chapter VII
Principles of Cell Design
Material Selections
General Design Features
Silicon Material Properties
400 nm
Doping Effects
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Recombination –doping affects carrier life time
Life Time of Carriers
Surface Recombination
Effect of doping on mobility and diffusion constant and resistivity
AR: n~2, thickness: 80~100 nm;
Ta2O5, TiO2, Si3N4
Optimization of Solar Cell
Optimization of Solar Cell
Strategies to enhance absorption
Strategies to enhance absorption
Strategies to reduce surface recombination
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Strategies to reduce series resistance
PV cell efficiency = 22%
Passivated Emitter Rear Locally (PERL) diffused solar cell with cell efficiency of 24.4%