Solar Panels: Generating Electricity From Photovoltaic Cells (VCE SSCE Physics): Flashcards
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Function of photovoltaic cells
Function of photovoltaic cells
Convert sunlight into electrical energy
Efficiency of modern solar panels when new
Efficiency of modern solar panels when new
Approximately 25%
P-type semiconductor characteristic
P-type semiconductor characteristic
Has a lack of electrons (contains 'holes')
N-type semiconductor characteristic
N-type semiconductor characteristic
Has excess electrons
PN junction definition
PN junction definition
Boundary between p-type and n-type semiconductor materials
Voltage & current in series connection
Voltage & current in series connection
Voltage adds up, current stays the same
Voltage & current in parallel connection
Voltage & current in parallel connection
Voltage stays same, current adds up
Key difference between DC and AC
Key difference between DC and AC
DC polarity constant; AC polarity changes regularly
Inverter function in solar systems
Inverter function in solar systems
Converts DC into AC using electronic circuit
