Related Documents on Accident Tolerant Fuels

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On this page:

• Accident Tolerant Fuels Project Plan
• Accident Tolerant Fuels Roadmap to Readiness
• Guidance
• Phenomena Identification and Ranking Table - related
• General Communication
• Miscellaneous

Accident Tolerant Fuels Project Plan

Version	Major Revision Items	Issuance Date
1.0	N/A	September 2018
1.1	Added Appendix A, "Fuel Burnup and Enrichment Extension Preparation Strategy," to account for industry interest in higher burnup and increased enrichment	October 2019
1.1	Administrative Update	January 2024
1.2	Changes to streamline the document and better align with the industry’s increased emphasis on higher burnup and increased enrichment fuels.	September 2021

Accident Tolerant Fuels Roadmap to Readiness

Version	Major Revision Items	Issuance Date
1.0	N/A	June 2023
1.1	Administrative Update	January 2024

Guidance

Number	Subject	Title	Issuance Date
ATF-ISG-2020-01	Interim Staff Guidance: Chromium-coated Cladding	Supplemental Guidance Regarding the Chromium-Coated Zirconium Alloy Fuel Cladding Accident Tolerant Fuel Concept	January 2020

Phenomena Identification and Ranking Table - related

Number	Subject	Title	Issuance Date
PNNL-28437	Literature review: Chromium-coated Cladding	Degradation and Failure Phenomena of Accident Tolerant Fuel Concepts: Chromium-Coated Zirconium Alloy Cladding	January 2019
PNNL-28437, Revision 1	PIRT report: Chromium-coated Cladding	Degradation and Failure Phenomena of Accident Tolerant Fuel Concepts: Chromium-Coated Zirconium Alloy Cladding	June 2019
PNNL-29368	Literature review: High burnup fuel performance	Fuel Performance Considerations and Data Needs for Burnup above 62 GWd/MTU	November 2019
PNNL-29773	Literature review: Cr-coated cladding transportation	Fresh Fuel Transportation of Accident Tolerant Fuel Concepts - Chromium Coated Zirconium Alloy Cladding	March 2020
PNNL-30086	Literature review: FeCrAl cladding transportation	Fresh Fuel Transportation of Accident Tolerant Fuel Concepts - FeCrAl Cladding	July 2020
PNNL-30451 Revision 2	PIRT report: Spent fuel storage and transportation for accident tolerant, high burnup, and high enrichment fuels	Spent Fuel Storage and Transportation of Accident Tolerant Fuel Concepts: Cr-coated Zirconium Alloy Cladding, FeCrAl Cladding, High Burnup and High Enrichment Fuel	October 2024
PNNL-30445	Literature review: FeCrAl Cladding	Degradation and Failure Phenomena of Accident Tolerant Fuel Concepts - FeCrAl Alloy Cladding	September 2020
ERI/NRC 20-209	Literature review: Severe Accidents	Review of Accident Tolerant Fuel Concepts with Implications to Severe Accident Progression and Radiological Releases	October 2020
NUREG/CR-7283 ERI/NRC 21-204	PIRT report: Severe Accidents	Phenomena Identification Ranking Tables For Accident Tolerant Fuel Designs Applicable To Severe Accident Conditions	April 2021
NUREG/CR-7282 ERI/NRC 21-203	Literature review: Severe Accidents	Review of Accident Tolerant Fuel Concepts with Implications to Severe Accident Progression and Radiological Releases	July 2021
PNNL-32222	Literature review: higher burnup and increased enrichment spent fuel storage	Assessment of FAST for Spent Fuel Calculations on High Burnup and High Enriched Fuel	October 2021

General Communication

Number	Subject	Title	Issuance Date
N/A	Letter to NEI: Scheduling for Increased Enrichment	Preparing for Efficient and Effective Licensing of Accident Tolerant Fuel with Higher Enrichment	August 26, 2019
RIS 2019-03	Regulatory Issue Summary: Scheduling for Part 70, 71, and 72 ATF Submittals	Pre-application Communication and Scheduling for Accident Tolerant Fuel Submittals	November 20, 2019
N/A	Letter to NEI: Scheduling Expectations	Scheduling Expectations Regarding the Licensing of Accident Tolerant, Increased Enrichment, and Higher Burnup Fuels	January 11, 2022
RIS 2023-02	Regulatory Issue Summary: Scheduling for Part 50, 52, 70, 71, and 72 ATF Submittals	Scheduling Information for the Licensing of Accident Tolerant, Increased Enrichment, and Higher Burnup Fuels	June 26, 2023

Miscellaneous

Number	Subject	Title	Issuance Date
N/A	Letter to Industry: Guidance on Lead Test Assemblies	Clarification of Regulatory Path for Lead Test Assemblies	June 24, 2019
N/A	Internal NRC Memo: Applicability of Source Term	Applicability of Source Term for Accident Tolerant Fuel, High Burn Up and Extended Enrichment	May 13, 2020
ORNL/TM-2020/1725	SCALE Code Assessment: Transportation of Increased Enrichment	Assessment of Existing Transportation Packages for Use with HALEU	February 5, 2021
ORNL/TM-2020/1833 ORNL/TM-2020/1835	SCALE Code Assessment: Analysis of Higher Burnup and Increased Enrichment Fuels	Isotopic and Fuel Lattice Parameter Trends in Extended Enrichment and Higher Burnup LWR Fuel.  Volume I: PWR Fuel Volume II: BWR Fuel	March 26, 2021
ORNL/TM-2021/1961	SCALE Code Assessment: Analysis of ATF, Higher Burnup, and Increased Enrichment Fuels	Extended-Enrichment Accident-Tolerant LWR Fuel Isotopic and Lattice Parameter Trends	March 31, 2021
RIL 2021-13	Research Information Letter: Fuel Fragmentation, Relocation, and Dispersal	Interpretation of Research on Fuel Fragmentation, Relocation, and Dispersal High Burnup	December 17, 2021
ORNL/TM-2021/2330	SCALE Code Assessment: Analysis of LEU+ and ATF on Fresh Fuel Storage	Impacts of LEU+ and ATF on Fresh Fuel Storage Criticality Safety	February 28, 2022
SRM-SECY-21-0109	Staff Requirements Memorandum: Increased Enrichment Rulemaking	Rulemaking Plan on Use of Increased Enrichment of Conventional and Accident Tolerant Fuel Designs for Light-Water Reactors	March 16, 2022
ORNL/TM-2022/1841	SCALE Code Assessment: Analysis of LEU+ and HBU on Spent Fuel Storage	Impacts of LEU+ and HBU fuel on Decay Heat and Radiation Source Term	April 30, 2022
N/A	Internal NRC Assessment of Current Regulatory Framework	Regulatory Framework Applicability Assessment and Licensing Pathway Diagrams for the Licensing of ATF-Concept, Higher Burnup, and Increased Enrichment Fuels	May 4, 2022
NUREG-2266 DFC	Draft Report for Comment	Environmental Evaluation of Accident Tolerant Fuels with Increased Enrichment and Higher Burnup Levels Draft Report for Comment	August 31, 2023