ML23150A044
| ML23150A044 | |
| Person / Time | |
|---|---|
| Issue date: | 05/17/2023 |
| From: | Kenneth Hamburger NRC/RES/DRA/FXHAB |
| To: | |
| Hamburger K | |
| Shared Package | |
| ML23150A023 | List: |
| References | |
| Download: ML23150A044 (2) | |
Text
NRC/EPRI HEAF Workshop Day 1: May 17th Time Topic Subtopic(s)
Presenter(s) 8:30 am Introduction and Welcome John Tappert (NRC)
Fernando Ferrante (EPRI)
Mark Henry Salley (NRC) 9:00 am Be Risk SMART Mark Salley (NRC) 9:15 am 1: The concern
Background
Nick Melly (NRC)
Operating experience Ken Fleischer International experience Nick Melly (NRC)
Japanese Regulations Koji Shirai (CRIEPI) 10:00 am 2: Early risk insights LIC-504 Reinaldo Rodriguez (NRC)
IN 2023-01 Charles Moulton (NRC) 10:30 am Break 10:45 am 3: Prevention and Maintenance Ken Fleischer 10:55 am 4: The working groups PIRT Ken Hamburger (NRC)
EPRI/NRC working group Ken Hamburger (NRC)
Marko Randelovic (EPRI) 11:10 am 5: The testing Cable fragility testing Gabe Taylor (NRC)
Small scale testing Austin Glover (SNL) 12:00 pm Lunch break 1:00 pm 6: The testing (continued)
Open box testing Gabe Taylor (NRC)
Large scale testing Gabe Taylor (NRC) 1:45 pm Questions and discussion 2:00 pm Break 2:15 pm 7: The modeling Modeling approach Marko Randelovic (EPRI)
FDS physics and proof of concept Kevin McGrattan (NIST)
Input development Ken Hamburger (NRC)
Model validation Sean Hunt (Jensen Hughes) 4:00 pm Questions and discussion 4:15 pm 8: Fragility and ZOI reports Gabe Taylor (NRC) 4:45 pm Adjourn for Day 1
NRC/EPRI HEAF Workshop Day 2: May 18th Time Topic Subtopic(s)
Presenter(s) 8:30 am 9: Fragility and FDS HEAF ZOI reports (continued)
Run matrix Low voltage Medium voltage Non-segregated bus ducts Dane Lovelace (Jensen Hughes)
Sean Hunt (Jensen Hughes)
Ken Hamburger (NRC) 9:30 am 10: Electrical distribution systems HEAF zones Ken Fleischer Gabe Taylor (NRC)
Ken Miller (NRC) 10:00 am Break 10:15 am 11: Electrical distribution systems (continued)
HEAF zones (continued)
Fault clearing time (FCT)
Generator circuit breaker (GCB)
Ken Fleischer Gabe Taylor (NRC)
Ken Miller (NRC) 11:15 am 12: Fire PRA Methodology Overview of PRA report GCB credit Ashley Lindeman (EPRI)
Gabe Taylor (NRC) 11:45 am Questions and discussion 12:00 pm Lunch 1:00 pm 13: Fire PRA methodology (continued)
Load center HEAFs including counting, frequency, ZOI, and modeling Ashley Lindeman, EPRI Dane Lovelace (Jensen Hughes)
Nick Melly (NRC)
Switchgear HEAFs including counting, zone apportioning, frequency, ZOI, and modeling ZOI/Ensuing fire for load centers and switchgear 2:30 pm Break 2:45 pm 14: Fire PRA methodology (continued)
NSBD HEAFs Counting Frequency ZOI Modeling Waterfall Iso-phase bus duct 3:15 pm Questions and discussion 3:30 pm 15: User perspective Suzanne Loyd (Constellation)
Charlie Young (Jensen Hughes)
Gregory Zucal (Jensen Hughes) 4:15 pm 16: Non-PRA applications for fire analysis Mark Salley (NRC) 4:30 pm 17: Remaining work Completion of OECD/NEA program Nick Melly (NRC) 4:45 pm 18: Closing Remarks Michael Franovich (NRC)
Fernando Ferrante (EPRI)