Lecture 9A - Solar Photovoltaics - Part 1

Lecture 9A - Solar Photovoltaics - Part 1 - ECE 4364/5374G...

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2/18/11 1 ECE 4364/5374G-9A (c) Saifur Rahman 1 Professor Saifur Rahman Electrical & Computer Engineering Dept. Virginia Tech ECE 4364/5374G: Alternate Energy Systems Lecture 9A: Solar Photovoltaics - 1 ECE 4364/5374G-9A (c) Saifur Rahman 2 Solar Electricity Rooftop PV Test Facility at Virginia Tech, USA, 1988
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2/18/11 2 ECE 4364/5374G-9A (c) Saifur Rahman 3 Photovoltaics Semiconductors generating electricity as a function of sunshine intensity –Monocrystalline cells –Polycrystalline cells –Amorphous silicon cells ECE 4364/5374G-9A (c) Saifur Rahman 4 Solar Power Highlights n Current solar PV capacity: 9,100 megawatts (end of 2007) n Some leading countries: Germany (38.6%) Japan (38.4%) USA (12.9%) Spain (1.6%) n Above 40% growth rate continued in 2004 and 2005, more than doubling the solar PV capacity in two years.
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2/18/11 3 ECE 4364/5374G-9A (c) Saifur Rahman 5 Solar PV feld applica8on ECE 4364/5374G-9A (c) Saifur Rahman 6 Solar Roofng 20-year guarantee Portable solar solutions Light-weight solar roofing Source: http://www.solarintegrated.com
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2/18/11 4 ECE 4364/5374G-9A (c) Saifur Rahman 7 BIPV - 4 Times Square New York Location: Conde Nast Building, NYC Construction: BIPV Curtain Wall Completed: July 2001 Peak capacity: 20kW Product: Custom triple-laminated 40W amorphous Si modules Environmental: >1million lbs of CO2 over its lifetime ECE 4364/5374G-9A (c) Saifur Rahman 8 Na8onal Air and Space Museum, VA Source: http://www.imaginit.cc/bipv.pdf Location: Dulles Center, VA Construction: PV curtain wall PV canopy Completed: 2003 Peak capacity: 36.5 kW Product: Polycrystalline cells PV curtain wall (21.4kW) PV canopy (15.1kW)
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2/18/11 5 ECE 4364/5374G-9A (c) Saifur Rahman 9 Discovery Science Center, CA Source: http://www.imaginit.cc/bipv.pdf Location: Santa Ana, CA Completed: 1999 Peak capacity: 20 kW Product: Thinfilm ECE 4364/5374G-9A
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Lecture 9A - Solar Photovoltaics - Part 1 - ECE 4364/5374G...

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