ML22167A185

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Summary of June 6, 2022, Meeting with Duke Energy to Discuss Shearon Harris Nuclear Power Plant, Unit 1 Closeout of Generic Safety Issue (GSI) 191
ML22167A185
Person / Time
Site: Harris, Turkey Point  NextEra Energy icon.png
Issue date: 06/30/2022
From: Michael Mahoney
NRC/NRR/DORL/LPL2-2
To:
Duke Energy Progress
Mahoney M, NRR/DORL/LPL2-2
Shared Package
ML22167A186 List:
References
Download: ML22167A185 (4)


Text

June 30, 2022 LICENSEE: Duke Progress Energy, LLC FACILITIES: Shearon Harris Nuclear Power Plant, Unit 1

SUBJECT:

SUMMARY

OF JUNE 6, 2022, MEETING WITH DUKE ENERGY TO DISCUSS SHEARON HARRIS NUCLEAR POWER PLANT, UNIT 1 CLOSEOUT OF GENERIC SAFETY ISSUE (GSI)-191 On June 6, 2022, a virtual Observation public meeting was held between the U.S. Nuclear Regulatory Commission (NRC) and representatives of Duke Energy Progress, LLC (Duke Energy, the licensee). The purpose of the meeting was to discuss the closeout of Generic Safety Issue (GSI)-191, The Impact of Debris Induced Lost of ECCS [Emergency Core Cooling System] Recirculation on PWR [Pressurized-Water Reactor] Core Damage Frequency for the Shearon Harris Nuclear Power Plant, Unit 1 (HNP). The meeting notice and agenda, dated May 24, 2022, are available in the Agencywide Documents Access and Management System (ADAMS) Accession No. ML22144A220. A list of attendees is provided in the Enclosure.

The licensee presented (ML22153A384), and the following items were discussed during the meeting:

Previous communications - regulatory perspective o Previous ECCS strainer testing o HNP previous responses to Generic Letter 2004-02, Potential Impact of Debris Blockage on Emergency Recirculation during Design Basis Accidents at Pressurized Water Reactors Plant overview Description of test facility, debris preparation and test procedures Description of debris target loading o Particulate o Chemical o Fiber Key test and analysis assumptions o Test scaling approach o Coatings failure assumptions o Fiber erosion fraction o Surrogate particulate formation o Surrogate chemical products o Treatment of MICROTERM o Vortex suppression Test matrix and schedule

Members of the public were not in attendance.

Please direct any inquiries to me at 301-415-3867, or Michael.Mahoney@nrc.gov.

/RA/

Michael Mahoney, Project Manager Plant Licensing Branch II-2 Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket Nos. 50-250 and 50-251

Enclosure:

List of Attendees cc: Listserv

LIST OF ATTENDEES JUNE 6, 2022, PUBLIC MEETING WITH DUKE ENERGY PROGRESS, LLC GSI-191 CLOSOUT - SHEARON HARRIS Name Organization Michael Mahoney U.S. Nuclear Regulatory Commission (NRC)

Steve Smith NRC Matthew Yoder NRC Paul Klein NRC Andrea Russell NRC Victor Cusumano NRC Steve Bloom NRC Dennis Earp Duke Energy Bradley Morrison Duke Energy Mark Grantham Duke Energy Ryan Treadway Duke Energy Pat Chriscoe Duke Energy Wes McGoun Duke Energy Chad Kidd Duke Energy Michael Flanagan Sargent & Lundy Helmut Kopke Sargent & Lundy Joshua Anderson Alden Research Laboratory, Inc Andrew Roudenko Serco Bruce Letellier Serco Mark Macali Serco Enclosure

Package: ML22167A186 Meeting Notice: ML22137A023 Meeting Summary: ML22167A185 OFFICE NRR/DORL/LPL2-2/PM NRR/DORL/LPL2-2/LA NRR/DORL/LPL2-2/BC NRR/DORL/LPL2-2/PM NAME MMahoney RButler DWrona MMahoney DATE 06/16/2022 06/23/2022 06/30/2022 06/30/2022