The NEED Project: 30 Years of Energy Education1 Solar Energy
Radiant Energy The NEED Project: 30 Years of Energy Education2
Average Daily Solar Insolation Per Month The NEED Project: 30 Years of Energy Education3
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Drying Agricultural Products Heating Water Space Heating Generating Electrical Energy The NEED Project: 30 Years of Energy Education5 Major Uses of Solar Energy
Solar Technologies The NEED Project: 30 Years of Energy Education6 o Daylighting o Passive Solar Heating o Active Solar Heating o Concentrating Solar Thermal o Photovoltaics (PV)
The NEED Project: 30 Years of Energy Education7 Passive Solar
Daylighting The NEED Project: 30 Years of Energy Education8
9 Active Solar Heating Flat Plate Collector Evacuated Tube Collector
Concentrating Solar Power The NEED Project: 30 Years of Energy Education10
Power Tower The NEED Project: 30 Years of Energy Education11
How a Power Tower Works The NEED Project: 30 Years of Energy Education12
The NEED Project: 30 Years of Energy Education13 Photovoltaics
The NEED Project: 30 Years of Energy Education14
PV Cell The NEED Project: 30 Years of Energy Education15
PV Array Components o PV Cells o Modules o Arrays The NEED Project: 30 Years of Energy Education16
True or False?
Today’s PV Cells are less than 20% efficient at converting radiant energy to Electrical energy
It’s True!
Conversion Efficiency The NEED Project: 30 Years of Energy Education20
PV System Components The NEED Project: 30 Years of Energy Education21
Residential PV Installation The NEED Project: 30 Years of Energy Education22
The NEED Project: 30 Years of Energy Education23
Source: Solarbuzz, a part of The NPD Group
Advantages and Disadvantages The NEED Project: 30 Years of Energy Education25
o Clean o Sustainable o Free o Provide Electricity to Remote Places The NEED Project: 30 Years of Energy Education26 Advantages of Solar Energy
Disadvantages of Solar Energy o Inefficient and costly equipment o Part Time o Reliability Depends On Location o Environmental Impact of PV Cell Production The NEED Project: 30 Years of Energy Education27
The NEED Project: 30 Years of Energy Education28