Download presentation
Presentation is loading. Please wait.
Published byAnis Holland Modified over 9 years ago
1
Exploring Solar Energy
2
Review: Atomic Structure Three particles Nucleus Electrostatic Force Strong nuclear force © The NEED Project
3
Radiant Energy Nuclear Fusion © The NEED Project
4
Variances in Solar Radiation Northern Hemisphere Seasons © The NEED Project
5
Average Daily Solar Insolation Per Month © The NEED Project
6
Major Uses of Solar Energy o Daylight o Drying Agricultural Products o Space Heating o Water Heating o Generating Electrical Power o Concentrating Solar Power (CSP) o Photovoltaics © The NEED Project
7
Daylighting © The NEED Project
8
Daylighting © The NEED Project
9
Drying Agricultural Products © The NEED Project
10
Space Heating Through Passive Solar © The NEED Project
11
Passive Solar © The NEED Project
12
Active Solar Heating © The NEED Project
13
Solar Collector Glass on outside Absorbent on inside Circulating Fluid © The NEED Project
14
Solar Thermal Collector Uses Source: Energy Information Administration Annual Energy Review Figure 10.7 http://www.eia.gov/totalenergy/data/annual/showtext.cfm?t=ptb1007 © The NEED Project
15
Generating Electrical Power Concentrating Solar Power (CSP) Trough systems Power towers Heat exchanger plus steam turbine Photovoltaics Small-scale (buildings) kW production Large-scale (utilities) MW production Photoelectric effect © The NEED Project
16
Concentrating Solar Power (CSP)
17
Power Tower © The NEED Project
18
How a Power Tower Works © The NEED Project
19
Ivanpah, Mojave Desert The United States houses the largest CSP plant in the Mojave Desert. Ivanpah is operated by NRG. It uses 347,000 garage door-sized mirrors and 173,500 heliostats. Image courtesy of NRG Energy © The NEED Project
20
Photovoltaics © The NEED Project
22
PV Cell © The NEED Project
23
N-type © The NEED Project
24
P-type © The NEED Project
25
P-N Junction © The NEED Project
27
Conversion Efficiency © The NEED Project
28
PV Array Components PV Cells Modules Arrays © The NEED Project
29
PV System Components © The NEED Project
30
Net Metering © The NEED Project
31
Net Metering Participation EIA: Electric Power Annual 2012 © The NEED Project
32
PV Array Fields © The NEED Project
33
Remote PV Power © The NEED Project
34
Total PV Installation Worldwide © The NEED Project Source: European Photovoltaic Industry Association
35
World Photovoltaic Capacity © The NEED Project US Department of Energy, NREL 2012 Renewable Energy Data Book
36
Global Regional PV Installations per Inhabitant © The NEED Project Source: European Photovoltaic Industry Association
37
Projected Global Photovoltaic Market © The NEED Project
38
Advantages of Solar Energy Clean Sustainable Free Provide electricity to remote places © The NEED Project
39
Disadvantages of Solar Energy Less efficient and costly equipment Part Time Reliability Depends On Location Environmental Impact of PV Cell Production © The NEED Project
40
Classroom Photovoltaics Experiments help students understand the conditions needed for optimal power production Focus of secondary-level solar curriculum Use digital multimeters © The NEED Project
41
Using a Digital Multimeter Indicates voltage from alternating current. Do not use. DC Current Scale DC Voltage Scale Resistance Scale. Do not use. © The NEED Project
42
Wiring the PV Modules SeriesParallel © The NEED Project
43
For More Information The NEED Project www.need.org info@need.org 1-800-875-5029 Energy Information Administration U.S. Department of Energy www.eia.gov
44
NEED IS SOCIAL Stay up-to-date with NEED. “Like” us on Facebook! Search for The NEED Project, and check out all we’ve got going on! Follow us on Twitter. We share the latest energy news from around the country, @NEED_Project. Follow us on Instagram and check out the photos taken at NEED events, instagram.com/theneedproject. Follow us on Pinterest and pin ideas to use in your classroom, Pinterest.com/NeedProject.
Similar presentations
© 2024 SlidePlayer.com Inc.
All rights reserved.