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What is solar power?

What is solar power?. R. Todd Gabbard, LEED-AP, Assoc. AIA Asst. professor, Dept of Architecture, KSU rtodd@ksu.edu. What is solar power?. Electrical flow derived from solar radiation. Advantages. Solar power is… Renewable. Solar Energy Incident in US.

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What is solar power?

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  1. What is solar power? R. Todd Gabbard, LEED-AP, Assoc. AIA Asst. professor, Dept of Architecture, KSU rtodd@ksu.edu

  2. What is solar power? • Electrical flow derived from solar radiation.

  3. Advantages • Solar power is… • Renewable

  4. Solar Energy Incident in US Kansas – about 5,000Whrs per square meter per day

  5. Advantages • Solar power is… • Renewable • Environmentally Sound

  6. Advantages • Solar power is… • Renewable • Environmentally Sound • Versatile

  7. Disadvantages – the four Ds • Solar power is…

  8. Disadvantages – the four Ds • Solar power is… • Diurnal

  9. Disadvantages – the four Ds • Solar power is… • Diurnal • Diffuse

  10. Disadvantages – the four Ds • Solar power is… • Diurnal • Diffuse • Dis-efficient • De-inexpensive

  11. Disadvantages – the four Ds • Solar power is… • Diurnal • Diffuse • (Dis)efficient ?? • (Dis)inexpensive ??

  12. Solar Power Systems • Concentrating Solar Power • Thermic (heat driven) • Photovoltaics • Photic (light driven)

  13. Solar Concentration Systems • Harness heat to generate electricity. • Heat used to create steam to turn turbine • turbine makes electricity

  14. Concentration Systems • Troughs. • Kramer Junction Facility, CA

  15. Concentration Systems • Power Towers. • Solar Two Facility, 10 MW

  16. Concentration Systems • Parabolic Dishes.

  17. Solar Concentration Systems • Harness heat to generate electricity. • Heat used to run engine.

  18. Solar Concentration Systems • Dish Stirling (Stirling Energy Systems) • Heat used for engine (Stirling Engine) that makes electricity.

  19. Solar Concentration Systems • SES Dish Sterling. • Peak production: • 25 kW

  20. Concentration Systems - Applications • Power Plants. • Kramer Junction Trough Plant • Seville, Spain Power Tower Facility • Model Dish Stirling Plant

  21. Photovoltaics • Light energy converted to electrical energy. • based on properties of silicon.

  22. Photovoltaics - Applications • Power plants. • Serpa Power Plant, Portugal. • Peak production: • 11 mW

  23. Photovoltaics - Applications • Power plants. • Building-scale (distributed) • Zero-Energy Home

  24. Photovoltaics - Applications • Power plants. • Building-scale (distributed) • Can be on or off grid • Zero-Energy Home

  25. Photovoltaics - Applications • Power plants. • Building-scale (distributed) • Can be on or off grid • Project Solar House

  26. Photovoltaics – Building Scale • Array • Zero-Energy Home

  27. Photovoltaics – Building Scale • Array • Inverter system

  28. Photovoltaics – Building Scale • Array • Inverter system • Storage System

  29. Photovoltaics - Applications • Power plants. • Building-scale (distributed) • Point-of-Use

  30. Photovoltaics - Applications • Power plants. • Building-scale (distributed) • Point-of-Use

  31. Photovoltaics - Applications • Power plants. • Building-scale (distributed) • Point-of-Use

  32. Photovoltaics - Applications • Power plants. • Building-scale (distributed) • Point-of-Use

  33. Photovoltaics - Applications • Power plants. • Building-scale (distributed) • Point-of-Use

  34. Photovoltaics - Applications • Power plants. • Building-scale (distributed) • Point-of-Use

  35. Photovoltaics - Applications • Power plants. • Building-scale (distributed) • Point-of-Use

  36. Photovoltaics - Applications • Power plants. • Building-scale (distributed) • Point-of-Use

  37. Photovoltaics - Applications • Power plants. • Building-scale (distributed) • Point-of-Use

  38. Photovoltaics - Innovations • Amorphous Silicon

  39. Photovoltaics - Innovations • Amorphous Silicon • Thin Film

  40. Photovoltaics - Innovations • Amorphous Silicon • Thin Film • Translucent PV • Organic PVs

  41. Photovoltaics - Innovations • Amorphous Silicon • Thin Film • Translucent PV • Organic PVs

  42. Photovoltaics - BIPVs Rooftop applications • solar shingles

  43. Photovoltaics - BIPVs Rooftop applications • solar laminate

  44. Photovoltaics - BIPVs Rooftop applications • horizontal lights

  45. Photovoltaics - BIPVs Facade applications • Hong Kong Science Park • 200 kW peak production

  46. Photovoltaics - BIPVs Facade applications • Hong Kong Science Park • 200 kW peak production

  47. Solar Power Systems - Capacities • In Use (as of 2006). • Photovoltaics • Concentrator Systems

  48. Solar Power Systems - Capacities • Photovoltaics In Use (as of 2006). • 8,800 MW in use.

  49. Solar Power Systems - Capacities • Photovoltaics Installed (in 2006). 1,744 MW (mostly distributed installations) • Photovoltaics

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