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THE U.S. ACCIDENT TOLERANT FUELS PROGRAM - Transforming the Future of LWR Fuels

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

In 2012 the U.S. Congress directed the Department of Energy's (DOE) Office of Nuclear Energy to give priority to developing enhanced fuels and cladding for light water reactors to improve safety in the event of accidents in the reactor or spent fuel pools. DOE developed a plan with a goal to insert a Lead Test Assembly (LTA) into a commercial light water reactor by the end of FY 2022. Three of the leading commercial nuclear fuel vendors, in concert with several participating commercial nuclear utilities, are now seriously engaged in this initiative and have exceeded initial expectations by having met DOE's first goal in 2019, three years ahead of schedule. The early successes of the ATF program are due in part to a strong collaboration by the DOE national laboratories with both commercial nuclear fuel vendors and the U.S. Nuclear Regulatory Commission. This undertaking has recently been expanded to incorporate an effort to extend burnup from the current U.S. regulatory limit of 62 GWD/MTU and increase enrichment as necessary to support routine utilization of fuel at >75 GWD/MTU. This effort provides a critical economic incentive to accelerate the deployment of ATF technologies. This paper reviews the DOE-sponsored, industry-led ATF concepts currently under development and highlights the contributions made by the DOE laboratories in support of developing advanced LWR technologies, including: 1) developing and stewarding a world leading LWR technology development and qualification testbed; 2) providing industry with direct access to critical R&D facilities and expertise; 3) performing cross-cutting and confirmatory R&D on LWR technologies; and 4) development and demonstration of accelerated fuel development and qualification methodologies to increase the rate of technology innovation in the future. An overview of recent progress in these areas will be presented in this paper.

Original languageEnglish
Title of host publicationProceedings of TopFuel 2022 Light Water Reactor Fuel Performance Conference
PublisherAmerican Nuclear Society
Pages90-97
Number of pages8
ISBN (Electronic)9780894487941
DOIs
StatePublished - 2022
EventTopFuel 2022 Light Water Reactor Fuel Performance Conference - Raleigh, United States
Duration: Oct 9 2022Oct 13 2022

Publication series

NameProceedings of TopFuel 2022 Light Water Reactor Fuel Performance Conference

Conference

ConferenceTopFuel 2022 Light Water Reactor Fuel Performance Conference
Country/TerritoryUnited States
CityRaleigh
Period10/9/2210/13/22

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