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Nuclear Energy Technology: Present and Future. Grant T. Offord Energy Technology Presentation The University of Texas at Austin November 20, 2007. Outline. Why Nuclear Energy? Basics Technology Present Future Conclusions. Image courtesy 20 th Century Fox. Why Nuclear Energy?.
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Nuclear Energy Technology: Present and Future Grant T. Offord Energy Technology Presentation The University of Texas at Austin November 20, 2007
Outline • Why Nuclear Energy? • Basics • Technology • Present • Future • Conclusions Image courtesy 20th Century Fox
Why Nuclear Energy? • Vast Fuel Supply • Breeder reactors • Seawater extraction • Benign Operation • Plant safety • Environment • Base Load Generation • Capacity factor > 90% Image courtesy Flyingpanther Photography
Reactor Types • Thermal Reactors • 3-4% U-235 Fuel • Moderator • Water coolant • Fast Reactors • Fissile fuels • Unmoderated • Liquid metal coolant Illustration courtesy GSU HyperPhysics
Fuel Cycle Illustration courtesy UIC
Current Technology (Generation III+) • PWR • AP1000 (APWR) • EPR • BWR • ESBWR Illustrations courtesy Wikipedia
Future Technology (Generation IV) • SCWR • Thermal Reactor • Efficiency: 45% • GFR • Fast Reactor • Actinide management • On-site reprocessing Depictions courtesy Idaho National Laboratory
Conclusions • It’s necessary. • It’s safe. • It’s for the long run. Image courtesy The Middle East Interest
References Cohen, B. L. “Breeder reactors: A renewable energy source,” Am. J. Phys. 51(1), Jan. 1983 EIA, “World Energy Consumption and Carbon Dioxide Emissions, 1990-2025,” 2004 Wikipedia, www.wikipedia.org Uranium Information Centre, “The Nuclear Fuel Cycle,” http://www.uic.com.au/nfc.htm HyperPhysics, “U-235 Fission,” http://hyperphysics.phy-astr.gsu.edu G. Vanderheyden, “New Nuclear Plants: A New Model,” UniStar Nuclear Presentation, 2006 Diamond, “Generation IV Nuclear Energy Systems,” Brookhaven Nat’l Lab Presentation, 2003