ML25105A033
| ML25105A033 | |
| Person / Time | |
|---|---|
| Site: | Nuclear Energy Institute |
| Issue date: | 03/13/2025 |
| From: | Nuclear Energy Institute, Southern Nuclear Operating Co |
| To: | Office of Nuclear Reactor Regulation |
| References | |
| Download: ML25105A033 (7) | |
Text
Enhanced Nuclear Fuel:
Today and Tomorrow Cheryl Gayheart, Vice President Regulatory Affairs Thursday, March 13, 2025 RIC 2025
2 Southern Nuclear Fuel Advancements Aligned with Industry
3 A world of opportunities has arrived!
4 Future State
5 Southern Nuclear Fleet Fuel Advancements Priority: Safely and Efficiently deploy fuel technologies that enable improved safe/resilient operation, increase asset utilization, and lower the levelized cost of electricity.
Near Term Technologies:
Doped Fuel l Incremental Burnup Extensions l Modern Methods (e.g. LOCA)
Advanced Zirconium Alloy Claddings Associated Licensing Actions:
EPUs and Operating Domain Expansions (e.g., MELLLA+)
AST Licensing Basis Updates (e.g., Reg. Guide 1.183 R1)
Spent Fuel Criticality Licensing Basis Updates Analytical Methods Mid-Term Technologies:
Increased Enrichment l 2nd Burnup Extensions l Methods (e.g. ALS)
Advanced Zirconium Alloy Claddings and/or Coated Cladding Associated Licensing Actions:
24-Month Cycles and Surveillance Extensions AST Licensing Basis Updates (e.g., Reg. Guide 1.183 R2)
Spent Fuel Criticality Licensing Basis Updates Analytical Methods
~2025-2030
~2028-2032
6 Regulatory Infrastructure
- Reg. Guide 1.183 Revision 2 - Model Approach
- EPRIs Alternative Licensing Strategy
- IE Rule Making + 50.46(a)&(c) Industry Focus Stakeholder workshops as expeditiously as possible Implementation
- Burden
- Schedule Flexible and Durable
- Codified language for future states [currently too prescriptive]
- Regulatory Guides are living documents for future states Modernization
- Reporting Regulatory Stability and Predictability
- Efficiency and Internal Processes ADVANCE Act Mindset