management of spent nuclear fuel
DESCRIPTION
Management of Spent Nuclear Fuel. By: Matthew R. MacDougall Nuclear Engineer of Oregon State University Sponsored by American Nuclear Society August 1 st, 2012. Background Policies to date Applications Recommendations. Overview. Decrease dependence of fossil fuels - PowerPoint PPT PresentationTRANSCRIPT
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Management of Spent Nuclear FuelBy: Matthew R. MacDougall
Nuclear Engineerof Oregon State University
Sponsored by American Nuclear SocietyAugust 1st, 2012
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Overview
BackgroundPolicies to dateApplicationsRecommendations
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Issue Definition
Decrease dependence of fossil fuels1 fuel pellet equals…Bad part: produces spent nuclear fuel
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Types of Waste
Low levelTransuranic (medium) High level
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Spent Nuclear Fuel
Product of the Fission ProcessContains 2 main types of isotopes
◦Actinides (Pu-240, U-238, Th-232)◦Fission Products (Tc-99, I-129, Cs-137)
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SNF Storage Methods
Fuel Flow Chart
New Fuel
Final Repository
Temporary On Site Storage
Interim Storage Site
Reprocess
Reactor
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Governmental Policies To Date
Nuclear Waste Policy Act (1982)Nuclear Waste Policy Act Amendment
(1987)◦Both need amending to legally pursue a new
storage methodRecommendations
◦Blue Ribbon Commission Appointed by DOE 8 recommendations on SNF management
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Overseeing Groups
3 Main Agencies Dictated by NWPA◦Department of Energy (DOE)◦Nuclear Regulatory Commission (NRC)◦Environmental Protection Agency (EPA)
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Interests And Values At Stake
Nuclear Waste FundSafetyNot In My Backyard (NIMBY)Consent from state
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Policy AlternativesOn-Site Storage
Dry cask storageMinimal transportationUsing reactor securitySmall space available
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Policy AlternativesInterim Consolidated Storage
One of the recommendations by BRC‘Staging Area’Consolidate waste - saferTakes some pressure off DOETransportation still an issueNeeds self security and construction
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Transporting Issues
Biggest convenience of on-site storage (lack of transportation)
No spills thus farTests
◦Fuel Cask TestingTerrorism
◦Blow up casks◦Stealing
Self-protecting
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Policy AlternativesLong-Term Storage
Very confusing◦Lots of policies up in the air
Closing of YM
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Waste Isolation Pilot Program
Carlsbad, New MexicoStorage of Transuranic WasteExample of successful storage
◦Very different than HLW thoughEnvironmental Evaluation Group (EEG)
◦Way of promoting consent
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Recommendations
SNF◦Increasing issue◦Can’t keep on putting it off◦Repository necessary
Interim storage◦Safe, consolidated storage◦Transportation very safe
Long time to construct implement, need to start now!
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Special Thanks to….Dr. Alan LevinNuclear Energy Institute Richiey Hayes and Carrol BerriganThe Washington Internship for Students of
Engineering ProgramAmerican Nuclear SocietyErika WissolikBill BehnCraig PiercyMauricio GutierrezMichael O’Connell