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Nuclear Regulatory Commission (NRC) staff on November 14, 2019, at NRC headquarters.
Nuclear Regulatory Commission (NRC) staff on November 14, 2019, at NRC headquarters.
The purpose of the meeting was to discuss a variety of SG issues. The meeting consisted of open and closed portions during which public and proprietary information was discussed, respectively. The public slides are available in the Agencywide Documents Access and Management System (ADAMS) under Accession No. ML19317F251. This meeting was noticed as a public meeting and the agenda is available in ADAMS under Accession No. ML19308B755.
The purpose of the meeting was to discuss a variety of SG issues. The meeting consisted of open and closed portions during which public and proprietary information was discussed, respectively. The public slides are available in the Agencywide Documents Access and Management System (ADAMS) under Accession No. ML19317F251. This meeting was noticed as a public meeting and the agenda is available in ADAMS under Accession No. ML19308B755.
 
LISTING OF ATTENDEES STEAM GENERATOR TASK FORCE MEETING November 14, 2019 PARTICIPANTS Daniel Mayes Steve Brown Jeff Lanum James Benson Helen Cothron Rich Guill Lee Friant Craig Kelley Jim Begley Dan Folsom Jeremy Mayo Jeff Raschiatore Jay Smith Damian Testa Scott Redner Steven Bloom Alan Huynh Allen Hiser Andrew Johnson Paul Klein Pat Purtscher Leslie Terry PHONE PARTICIPANTS Sasan Bakhtiari Tim Thulien Sean Kil Brent Capell Russell Cipolla Mike Liu William Cullen Kester Thompson Richard Maurer Jesse Baron AFFILIATIONS Duke Energy Entergy Entergy EPRI EPRI EPRI Exelon Framatome TCA Solutions TVA TVA Westinghouse Westinghouse Westinghouse Xcel Energy NRC NRC NRC NRC NRC NRC NRC Argonne National Laboratory Duke Energy EPRI EPRI Intertek Intertek Intertek NextEra Energy Public TVA Summary of Presentations: During the meeting, industry representatives made presentations which addressed topics described in the meeting notice. At various points in the meeting, there were additional discussions about agenda topics. A summary of the information exchanged during the meeting is discussed below. Unless noted otherwise, the information below was stated by industry representatives.
LISTING OF ATTENDEES STEAM GENERATOR TASK FORCE MEETING November 14, 2019 PARTICIPANTS                           AFFILIATIONS Daniel Mayes                           Duke Energy Steve Brown                           Entergy Jeff Lanum                             Entergy James Benson                           EPRI Helen Cothron                         EPRI Rich Guill                             EPRI Lee Friant                             Exelon Craig Kelley                           Framatome Jim Begley                             TCA Solutions Dan Folsom                             TVA Jeremy Mayo                           TVA Jeff Raschiatore                       Westinghouse Jay Smith                             Westinghouse Damian Testa                           Westinghouse Scott Redner                           Xcel Energy Steven Bloom                           NRC Alan Huynh                             NRC Allen Hiser                           NRC Andrew Johnson                         NRC Paul Klein                             NRC Pat Purtscher                         NRC Leslie Terry                           NRC PHONE PARTICIPANTS Sasan Bakhtiari                       Argonne National Laboratory Tim Thulien                           Duke Energy Sean Kil                               EPRI Brent Capell                           EPRI Russell Cipolla                       Intertek Mike Liu                               Intertek William Cullen                         Intertek Kester Thompson                       NextEra Energy Richard Maurer                         Public Jesse Baron                           TVA
During the public portion of the meeting, industry representatives addressed comments contained in a letter from a member of the public (ADAMS Accession No. ML19305D290). The industry responses to the letter from a member of the public are contained in the meeting slides (ADAMS Accession No. ML19317F251). These slides address issues that were raised in the letter such as:
 
o Potential weaknesses in the assumptions used in the operational assessment (OA) process o Examples of past operating experience in which an OA-driven process (without additional requirements) may have led to a loss of tube integrity o Whether cracking in Alloy 600TT SG tubes is limited to certain tube sub-populations o Treatment of benign signals during inspections o Accuracy of depth-sizing for outside diameter stress corrosion cracks o Accuracy of long-term tube wear projections In the second portion of the meeting, the member of the public who submitted the letter provided additional comments in response to the industrys slides and participated in a discussion with NRC staff and industry representatives. This portion of the meeting was closed since it involved proprietary information. The member of the public stated that he plans to submit additional written comments at a later time.
Summary of Presentations: During the meeting, industry representatives made presentations which addressed topics described in the meeting notice. At various points in the meeting, there were additional discussions about agenda topics. A summary of the information exchanged during the meeting is discussed below. Unless noted otherwise, the information below was stated by industry representatives.
In the final portion of the meeting, the industry provided responses to staff comments (ADAMS Accession No. ML19329B433) regarding automated data analysis meetings held in 2011 and 2015 (ADAMS Accession Nos. ML110670317 and ML16047A365) and to staff comments regarding the EPRI Steam Generator Management Program guidelines. This portion of the meeting was also closed since it involved proprietary information.
* During the public portion of the meeting, industry representatives addressed comments contained in a letter from a member of the public (ADAMS Accession No.
ML19305D290). The industry responses to the letter from a member of the public are contained in the meeting slides (ADAMS Accession No. ML19317F251). These slides address issues that were raised in the letter such as:
o Potential weaknesses in the assumptions used in the operational assessment (OA) process o Examples of past operating experience in which an OA-driven process (without additional requirements) may have led to a loss of tube integrity o Whether cracking in Alloy 600TT SG tubes is limited to certain tube sub-populations o Treatment of benign signals during inspections o Accuracy of depth-sizing for outside diameter stress corrosion cracks o Accuracy of long-term tube wear projections
* In the second portion of the meeting, the member of the public who submitted the letter provided additional comments in response to the industrys slides and participated in a discussion with NRC staff and industry representatives. This portion of the meeting was closed since it involved proprietary information. The member of the public stated that he plans to submit additional written comments at a later time.
* In the final portion of the meeting, the industry provided responses to staff comments (ADAMS Accession No. ML19329B433) regarding automated data analysis meetings held in 2011 and 2015 (ADAMS Accession Nos. ML110670317 and ML16047A365) and to staff comments regarding the EPRI Steam Generator Management Program guidelines. This portion of the meeting was also closed since it involved proprietary information.
Attachments:
Attachments:
o   Meeting Notice - ADAMS Accession No. ML19246A141 o   Industry Slides - ADAMS Accession No. ML19247C145 o   Package         - ADAMS Accession No. ML19344A876
o Meeting Notice - ADAMS Accession No. ML19246A141 o Industry Slides - ADAMS Accession No. ML19247C145 o Package  
- ADAMS Accession No. ML19344A876  


Package: ML19344A876 Meeting Summary: ML19344A877 Meeting Notice: ML19246A141 Industry Slides: ML19247C145 OFFICE ME:DNRL:NCSG LA:DNRL:NLRP       BC:DNRL:NCSG NAME     AHuynh           YEdmonds     SBloom (GMakar) for DATE     12/12/2019       12/11/2019   12/13/2019}}
Package: ML19344A876 Meeting Summary: ML19344A877 Meeting Notice: ML19246A141 Industry Slides: ML19247C145 OFFICE ME:DNRL:NCSG LA:DNRL:NLRP BC:DNRL:NCSG NAME AHuynh YEdmonds SBloom (GMakar) for DATE 12/12/2019 12/11/2019 12/13/2019}}

Latest revision as of 11:40, 24 December 2024

November 14, 2019, Summary of Category 2 Public Meeting with the Steam Generator Task Force to Discuss Steam Generator Issues
ML19344A877
Person / Time
Issue date: 12/13/2019
From: Alan Huynh
NRC/NRR/DNRL/NCSG
To:
Huynh A, NRR-DNRL 415-1137
Shared Package
ML19344A876 List:
References
Download: ML19344A877 (4)
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Text

December 13, 2019 U.S. Nuclear Regulatory Commission Public Meeting Summary

Title:

Steam Generator Task Force Meeting Meeting Identifier: 20191194 Date of Meeting: November 14, 2019 Location: 3WFN 1C03-1C05 Type of Meeting: Category 2 Purpose of the Meeting: The purpose of this meeting is for the NRC staff to discuss steam generator (SG) issues with the industry.

General Details: The industrys Steam Generator Task Force (SGTF) met with the U.S.

Nuclear Regulatory Commission (NRC) staff on November 14, 2019, at NRC headquarters.

The purpose of the meeting was to discuss a variety of SG issues. The meeting consisted of open and closed portions during which public and proprietary information was discussed, respectively. The public slides are available in the Agencywide Documents Access and Management System (ADAMS) under Accession No. ML19317F251. This meeting was noticed as a public meeting and the agenda is available in ADAMS under Accession No. ML19308B755.

LISTING OF ATTENDEES STEAM GENERATOR TASK FORCE MEETING November 14, 2019 PARTICIPANTS Daniel Mayes Steve Brown Jeff Lanum James Benson Helen Cothron Rich Guill Lee Friant Craig Kelley Jim Begley Dan Folsom Jeremy Mayo Jeff Raschiatore Jay Smith Damian Testa Scott Redner Steven Bloom Alan Huynh Allen Hiser Andrew Johnson Paul Klein Pat Purtscher Leslie Terry PHONE PARTICIPANTS Sasan Bakhtiari Tim Thulien Sean Kil Brent Capell Russell Cipolla Mike Liu William Cullen Kester Thompson Richard Maurer Jesse Baron AFFILIATIONS Duke Energy Entergy Entergy EPRI EPRI EPRI Exelon Framatome TCA Solutions TVA TVA Westinghouse Westinghouse Westinghouse Xcel Energy NRC NRC NRC NRC NRC NRC NRC Argonne National Laboratory Duke Energy EPRI EPRI Intertek Intertek Intertek NextEra Energy Public TVA Summary of Presentations: During the meeting, industry representatives made presentations which addressed topics described in the meeting notice. At various points in the meeting, there were additional discussions about agenda topics. A summary of the information exchanged during the meeting is discussed below. Unless noted otherwise, the information below was stated by industry representatives.

During the public portion of the meeting, industry representatives addressed comments contained in a letter from a member of the public (ADAMS Accession No. ML19305D290). The industry responses to the letter from a member of the public are contained in the meeting slides (ADAMS Accession No. ML19317F251). These slides address issues that were raised in the letter such as:

o Potential weaknesses in the assumptions used in the operational assessment (OA) process o Examples of past operating experience in which an OA-driven process (without additional requirements) may have led to a loss of tube integrity o Whether cracking in Alloy 600TT SG tubes is limited to certain tube sub-populations o Treatment of benign signals during inspections o Accuracy of depth-sizing for outside diameter stress corrosion cracks o Accuracy of long-term tube wear projections In the second portion of the meeting, the member of the public who submitted the letter provided additional comments in response to the industrys slides and participated in a discussion with NRC staff and industry representatives. This portion of the meeting was closed since it involved proprietary information. The member of the public stated that he plans to submit additional written comments at a later time.

In the final portion of the meeting, the industry provided responses to staff comments (ADAMS Accession No. ML19329B433) regarding automated data analysis meetings held in 2011 and 2015 (ADAMS Accession Nos. ML110670317 and ML16047A365) and to staff comments regarding the EPRI Steam Generator Management Program guidelines. This portion of the meeting was also closed since it involved proprietary information.

Attachments:

o Meeting Notice - ADAMS Accession No. ML19246A141 o Industry Slides - ADAMS Accession No. ML19247C145 o Package

- ADAMS Accession No. ML19344A876

Package: ML19344A876 Meeting Summary: ML19344A877 Meeting Notice: ML19246A141 Industry Slides: ML19247C145 OFFICE ME:DNRL:NCSG LA:DNRL:NLRP BC:DNRL:NCSG NAME AHuynh YEdmonds SBloom (GMakar) for DATE 12/12/2019 12/11/2019 12/13/2019

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