SOLAR ENERGY 101 - SARSEF...SOLAR PANELS Watts ≈ Volts x Amps Panel cells – 12V, 24V or 48V 300...

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SOLAR ENERGY 101

Transcript of SOLAR ENERGY 101 - SARSEF...SOLAR PANELS Watts ≈ Volts x Amps Panel cells – 12V, 24V or 48V 300...

Page 1: SOLAR ENERGY 101 - SARSEF...SOLAR PANELS Watts ≈ Volts x Amps Panel cells – 12V, 24V or 48V 300 W 12 V = 25 A 24 V = 12.5 A 48 V = 6.25 A

SOLAR ENERGY 101

Page 2: SOLAR ENERGY 101 - SARSEF...SOLAR PANELS Watts ≈ Volts x Amps Panel cells – 12V, 24V or 48V 300 W 12 V = 25 A 24 V = 12.5 A 48 V = 6.25 A

COURSE OVERVIEW

The Sun

▪ How it Works

▪Spectrum

▪Heat v Light

Solar Technology

▪Solar Conversion

▪Solar Cells

▪Combining Cells into Panels

Real World Solar▪ Orientation▪ DegradationSolar on Your Go-Kart▪ Design considerations▪ Efficiency

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SOLAR RADIATION

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SOLAR RADIATION

▪ Blackbody radiation

▪ 5778 K

Page 5: SOLAR ENERGY 101 - SARSEF...SOLAR PANELS Watts ≈ Volts x Amps Panel cells – 12V, 24V or 48V 300 W 12 V = 25 A 24 V = 12.5 A 48 V = 6.25 A

SOLAR RADIATION

Page 6: SOLAR ENERGY 101 - SARSEF...SOLAR PANELS Watts ≈ Volts x Amps Panel cells – 12V, 24V or 48V 300 W 12 V = 25 A 24 V = 12.5 A 48 V = 6.25 A

SOLAR PANELS AND RADIATION

▪ Limited absorption

▪ Red to high infrared

Page 7: SOLAR ENERGY 101 - SARSEF...SOLAR PANELS Watts ≈ Volts x Amps Panel cells – 12V, 24V or 48V 300 W 12 V = 25 A 24 V = 12.5 A 48 V = 6.25 A

SOLAR PANELS AND RADIATION

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ELECTROMAGNETIC RADIATION

Page 9: SOLAR ENERGY 101 - SARSEF...SOLAR PANELS Watts ≈ Volts x Amps Panel cells – 12V, 24V or 48V 300 W 12 V = 25 A 24 V = 12.5 A 48 V = 6.25 A

SOLAR PANELS

▪ Cell – 0.5 V, 2-2.5 A

▪ Panels created by stringing cells together

▪ 1 panel ≈ 60 cells

▪ 300 W

Page 10: SOLAR ENERGY 101 - SARSEF...SOLAR PANELS Watts ≈ Volts x Amps Panel cells – 12V, 24V or 48V 300 W 12 V = 25 A 24 V = 12.5 A 48 V = 6.25 A

SOLAR PANELS

▪ Watts ≈ Volts x Amps

▪ Panel cells – 12V, 24V or 48V

▪ 300 W

▪ 12 V = 25 A

▪ 24 V = 12.5 A

▪ 48 V = 6.25 A

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STANDARD PANEL

▪ 2 panels

▪ 90 W each – 180 W

▪ 30 V in series

▪ 5.4 A

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STANDARD PANEL23.5˚ - 93%

Page 13: SOLAR ENERGY 101 - SARSEF...SOLAR PANELS Watts ≈ Volts x Amps Panel cells – 12V, 24V or 48V 300 W 12 V = 25 A 24 V = 12.5 A 48 V = 6.25 A

STANDARD PANEL

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USAGE AND TIPS

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QUESTIONS?


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