MIT22_081JF10_lec15a

MIT22_081JF10_lec15a -...

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1.818J/2.65J/10.391J/11.371J/22.811J/ESD166J SUSTAINABLE ENERGY .650J/10.291J/22.081J Prof. Michael W. Golay Nuclear Engineering Dept. 2.650J/10.291J/22.081J INTRODUCTION TO SUSTAINABLE ENERGY
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EXPANSION OF CIVILIAN NUCLEAR 1 POWER AND PROLIFERATION Nuclear power plant Interim storage of spent fuel elements Conditioning plant Reprocessing plant Conversion, enrichment Waste treatment Uranium ore dressing Fabrication of mixed oxide fuel elements Fabrication of uranium fuel elements Disposal Supply Spent fuel elements Mixed oxide fuel elements Uranium fuel elements Plutonium Uranium Enriched uranium Depleted uranium Natural uranium Radioactive waste Uranium Barren ore Uranium ore Uranium ore deposits Pit Repository Nuclear Fuel Cycle Image by MIT OpenCourseWare.
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Electricity (current product) Hydrogen s High temperature (700C) electrolysis s Very high temperature (700-900C) chemical reaction cycle dustrial Process Heat (<900C) POTENTIAL PRODUCTS FROM FISSION ENERGY Surry 2 Industrial Process Heat (<900C) Fertilizer Desalinated Water s Distillation s Reverse osmosis Desal
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TYPES OF STEAM-ELECTRIC GENERATING PLANTS 3 Image by MIT OpenCourseWare. Turbine Fossil fuel Condenser Fire Boiler Fuel Steam Generator Pump Pump Water Turbine Nuclear BWR Condenser Steam Generator Pump Pump Reactor Reactor Water Fuel Turbine Steam Nuclear LMFBR Condenser Steam generator Liquid sodium Steam Generator Pump Pump Pump Intermediate heat exchanger Water Fuel Turbine Steam Nuclear PWR Condenser Steam generator Steam Generator Pump Pump Pump Water Fuel
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ANNUAL QUANTITIES OF FUEL MATERIALS REQUIRED FOR ROUTINE (EQUILIBRIUM) OPERATIONS OF 1,000 MWe LWR 4 Mine Milling Conversion Power reactor Fabrication Enriching UF 6 Reprocessing Federal Repository Commercial burial Ore U 3 O 8 UF 6 High level solid waste Spent Fuel Low level wastes Fuel Enriched UF 6 162 85,600 203 38 63 150 36 7 50 Depleted uranium tails storage* *Not required for reactor but must be stored safel y; has value for future breeder reactor blanket. Image by MIT OpenCourseWare.
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URANIUM Abundance/Supply Duration [see IAEA Red Book ] s Centuries at current usage rates s Decades at heavy usage rates Composition Where Overview 235 U 238 U Natural Uranium 0.007 0.993 LWR Gas-Cooled Reactor Uranium 0.03 0.05 0.97 0.95 New Research Reactor Uranium ² 0.20 ³ 0.80 Old Research Reactor Uranium ² 0.93 ³ 0.07 Breeder Reactor Uranium 0.15 0.35 0.65 0.85 - - - -
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PLUTONIUM Abundance – Potentially Unlimited Source: Neutron Absorption Reactions in Reactors Isotope Source Reaction Bare Critical Mass (kg) Neutron Source Density (n/g s) Specific Power (W/kg) 238 237 p + 238 0 600 70 6 Pu Np + n Pu + 242 Cm 238 Pu + 10 2600 570 239 Pu 238 U + n 239 Pu + 2 10 1.9 240 Pu 239 Pu + n 240 Pu 40 910 7.1 241 Pu 240 Pu + n 241 Pu 12 3.2 242 Pu 241 Pu + n 242 Pu 100 1700 0.7 --- ---
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SALIENT PHYSICAL PARAMETERS OF POTENTIAL EXPLOSIVE
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This note was uploaded on 02/24/2012 for the course MECHANICAL 2.650J taught by Professor Johnc.wright during the Fall '10 term at MIT.

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MIT22_081JF10_lec15a -...

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