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Unformatted text preview: o 2) Fold layers + erode them o 3) Deposit new layers on folded rocks Uranium: Reserve • Largest Reserve in Australia • Uranium Distribution is not Equal Distributed Uranium: Connected Cycles • Carbon Cycle • Fuel Cycle • Weapons • Radionuclide Cycles What Happens in a Nuclear Reactor? • Fission ( 235 U and 239 Pu): o 235 U + 1 n o Fission Fragments + 2-3 Neutrons + Energy • Neutron Capture and Beta Decay: o 238 U + 1 n o 239 U 239 Np 239 Pu Fuel Cycles • Uranium/Plutonium Fuel Cycle • Open Nuclear Fuel Cycle • Closed Nuclear Fuel Cycle Nuclear Power Plants: LWR • Boiling water reactor • Pressurized water reactor Nuclear: Today • No geologic repository for HLW or spent fuel. • No license application for a geologic repository. • No EPA standard for HLW and SNF in a geologic repository...
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This note was uploaded on 06/13/2009 for the course GEOSCI 102 taught by Professor Rodewing during the Winter '08 term at University of Michigan.
- Winter '08