ML25234A148
| ML25234A148 | |
| Person / Time | |
|---|---|
| Issue date: | 09/30/2025 |
| From: | Michelle Gonzalez Office of Nuclear Regulatory Research |
| To: | |
| References | |
| Download: ML25234A148 (4) | |
Text
Public Workshop - September 2025 NRCs Approach to Improving PRA Realism Improving PRA Realism Workshop Agenda - Specific Topical Areas DAY 1: September 30, 2025 Webinar: https://teams.microsoft.com/l/meetup-join/19%3ameeting_Y2M3YTY4YzItYTY0MS00NDg2LThmMGEtZjZmOWQyZmJjOWMz%40thread.v2/0?
context=%7b%22Tid%22%3a%22e8d01475-c3b5-436a-a065-5def4c64f52e%22%2c%22Oid%22%3a%22a09cbb5a-8f42-44db-8db1-10035dcdf1a0%22%7d Meeting ID: 284 809 938 704 9 Passcode: xg9fZ98C Time Session Topic Presentation Topic Lead(s)
Details 8:30 - 9:00 AM Arrival, processing, escorting (as required) 9:00 - 10:10 AM Introductory Remarks Welcome &
Logistics (10 minutes)
NRC Opening Remarks (10 minutes)
NRC Goals and Objectives of Workshop (5 minutes)
NRC NEI Kickoff Presentation (25 min)
NEI NEI presentation PRA Realism (20 minutes)
NRC
- 1. Overview of NRC/RES activities (goals/objectives)
- 2. Realism:
What is realism Challenges and tradeoffs 10:10 - 12:30 PM PRA Modeling Applications NRC - SPAR Model Enhancements, Level 3 PRA, Digital I&C, and Fire PRA (75 minutes)
NRC Overview of SPAR realism activities (SD, fire, FLEX, Ext Hz, updates)
NRC Level 3 modeling advancements NRC Modeling of Digital I&C systems
Public Workshop - September 2025 NRCs Approach to Improving PRA Realism Time Session Topic Presentation Topic Lead(s)
Details BREAK (15 minutes)
NRC Fire (HRR, Lithium-Ion Batteries, hydrogen)
Methods Consolidation Industry - Modeling Realism Activities (65 minutes)
EPRI BWROG EPRI collaborative work under MOU (HEAF, etc.)
Experience with Digital I&C modifications Industry activities to enhance model realism 12:30 - 1:30 PM LUNCH BREAK 1:30 - 2:45PM Operating Experience Data NRC Data Collection and Analysis (30 minutes)
NRC Overview of Data Collection and Analysis Industry Data Activities (45 minutes)
PSEG PWROG Industry data activities 2:45 - 4:00 PM External Hazards Activities NRC External Hazard Activities (30 minutes)
NRC Flooding hazard and mitigation POANHI NRC External Hazards Activities-Seismic BREAK (15 minutes)
Industry External Hazard Activities (30 minutes)
EPRI EPRI Activities 4:00 - 4:45 PM Human Reliability Analysis NRC HRA Activities (20 minutes)
NRC IDHEAS - status and current activities HRA data collection and analysis (SACADA)
Industry HRA Activities (25 minutes)
EPRI EPRI Activities 4:45 - 5:00 PM Wrap Up for Day 1 NRC Summary of Discussions Agenda for Day 2 END OF DAY 1
Public Workshop - September 2025 NRCs Approach to Improving PRA Realism Time Session Topic Presentation Topic Lead(s)
Details DAY 2: October 1, 2025 Webinar: https://teams.microsoft.com/l/meetup-join/19%3ameeting_ZjU2M2JhNGEtZjlmNC00YWMzLTg0MDAtMjZmY2ViZTM5Mzhj%40thread.v2/0?context
=%7b%22Tid%22%3a%22e8d01475-c3b5-436a-a065-5def4c64f52e%22%2c%22Oid%22%3a%22a09cbb5a-8f42-44db-8db1-10035dcdf1a0%22%7d Meeting ID: 269 385 368 204 8 Passcode: RY7Fc3PG 8:30 - 9:00 AM Arrival, processing, escorting (as required) 9:00 - 9:30 AM Introductory Remarks Welcome &
Logistics (10 minutes)
NRC Facilitator Opening Remarks (20 minutes)
NRC Summary from Day 1, Agenda for Day 2 9:30 - 12:00 PM Regulatory and Oversight Applications NRC PRA Standards Activities (10 minutes)
NRC Overview of PRA Standards Engagement, Current focus areas, Guidance NRC Reactor Oversight (20 minutes)
NRC Realism in the SDP Accident Sequence Precursor Program (15 minutes)
NRC Realism in ASP event analysis BREAK (15 minutes)
NRC Risk Informed Licensing (30 minutes)
NRC PRA configuration control, updates, and upgrades Industry -
Regulatory Applications (40 minutes)
NEI Industry activities Defense in Depth (20 minutes)
EPRI DID in the context of PRA realism 12:00 - 1:00 PM LUNCH BREAK 1:00 -2:00 PM Realism for Advanced Reactors NRC Perspectives (20 minutes)
NRC PRA realism in advanced reactor applications
Public Workshop - September 2025 NRCs Approach to Improving PRA Realism Time Session Topic Presentation Topic Lead(s)
Details Industry Perspectives (40 minutes)
NEI EPRI Industry perspectives for advanced reactors 2:00 - 2:30PM Public Perspectives Public Perspectives on PRA Realism Members of the public 2:30 - 2:45 PM BREAK (15 minutes) 2:45-3:30 PM Open Discussion:
General Feedback and Discussion on PRA Realism Activities (gaps, schedule, etc.)
(45 minutes)
NRC Facilitator Led 3:30 - 4:15 PM Open Discussion:
Priorities for Future Activities (resource limitations, focus areas)
(45 minutes)
NRC Facilitator Led 4:15 - 4:25 PM Wrap-Up and General Q&A (10 minutes)