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| number = ML080930255 | | number = ML080930255 | ||
| issue date = 04/07/2008 | | issue date = 04/07/2008 | ||
| title = | | title = Summary of Meeting with Duke Power Company to Discuss the Steam Generator Tube Wear Issue | ||
| author name = Olshan L | | author name = Olshan L | ||
| author affiliation = NRC/NRR/ADRO/DORL/LPLII-1 | | author affiliation = NRC/NRR/ADRO/DORL/LPLII-1 | ||
| addressee name = | | addressee name = | ||
| Line 18: | Line 18: | ||
=Text= | =Text= | ||
{{#Wiki_filter:April 7, | {{#Wiki_filter:April 7, 2008 LICENSEE: DUKE POWER COMPANY LLC (DUKE) | ||
FACILITY:OCONEE NUCLEAR STATION, UNITS 1, 2, AND 3 (OCONEE) | FACILITY: OCONEE NUCLEAR STATION, UNITS 1, 2, AND 3 (OCONEE) | ||
==SUBJECT:== | ==SUBJECT:== | ||
==SUMMARY== | ==SUMMARY== | ||
OF MARCH 27, 2008, MEETING TO DISCUSS THE | OF MARCH 27, 2008, MEETING TO DISCUSS THE STEAM GENERATOR WEAR ISSUE (TAC NOS. MD8244, MD8245, AND MD8246) | ||
On March 27, 2008, the U.S. Nuclear Regulatory Commission (NRC) met with Duke (the licensee) to discuss the steam generator (SG) wear issue at Oconee. The slides presented by the licensee are available in the Agencywide Documents and Access Management System under accession number ML080880076. Enclosed is a list of the meeting attendees. | |||
The licensee and Babcock & Wilcox Canada (B&W), the manufacturer of the Oconee SGs, have determined that the most probable cause of the tube wear is the tubes vibrating and impacting the tube support plates. The licensee and B&W have developed a conceptual repair that involves shifting several support plates to pin the tubes and reduce the amount of tube vibration. The plugging projection model indicates that the Oconee SGs can meet their design life without implementing this repair, although a number of tubes may have to be plugged. The licensee will decide by August 31, 2008, whether to pursue the repair or continue with inspection and tube plugging. | |||
/RA/ | |||
Leonard N. Olshan, Project Manager Plant Licensing Branch II-1 Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket Nos. 50-269, 50-270, and 50-287 | |||
==Enclosure:== | ==Enclosure:== | ||
List of | |||
FACILITY:OCONEE NUCLEAR STATION, UNITS 1, 2, AND 3 (OCONEE) | List of Attendees cc w/encl: See next page | ||
April 7, 2008 LICENSEE: DUKE POWER COMPANY LLC (DUKE) | |||
FACILITY: OCONEE NUCLEAR STATION, UNITS 1, 2, AND 3 (OCONEE) | |||
==SUBJECT:== | ==SUBJECT:== | ||
==SUMMARY== | ==SUMMARY== | ||
OF MARCH 27, 2008, MEETING TO DISCUSS THE | OF MARCH 27, 2008, MEETING TO DISCUSS THE STEAM GENERATOR WEAR ISSUE (TAC NOS. MD8244, MD8245, AND MD8246) | ||
On March 27, 2008, the U.S. Nuclear Regulatory Commission (NRC) met with Duke (the licensee) to discuss the steam generator (SG) wear issue at Oconee. The slides presented by the licensee are available in the Agencywide Documents and Access Management System under accession number ML080880076. Enclosed is a list of the meeting attendees. | |||
The licensee and Babcock & Wilcox Canada (B&W), the manufacturer of the Oconee SGs, have determined that the most probable cause of the tube wear is the tubes vibrating and impacting the tube support plates. The licensee and B&W have developed a conceptual repair that involves shifting several support plates to pin the tubes and reduce the amount of tube vibration. The plugging projection model indicates that the Oconee SGs can meet their design life without implementing this repair, although a number of tubes may have to be plugged. The licensee will decide by August 31, 2008, whether to pursue the repair or continue with inspection and tube plugging. | |||
/RA/ | |||
Leonard N. Olshan, Project Manager Plant Licensing Branch II-1 Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket Nos. 50-269, 50-270, and 50-287 | |||
==Enclosure:== | ==Enclosure:== | ||
Resources 3825 Barrett Dr. | List of Attendees cc w/encl: See next page Distribution: | ||
Raleigh, NC | PUBLIC J. Lubinski, NRR LPL2-1 R/F A. Hiser, NRR RidsNrrDorlLpl2-1 (MWong) K. Karwoski, NRR RidsNrrPMLOlshan (hard copy) E. Murphy, NRR RidsNrrLAMOBrien (hard copy) M. Cox, EDO Rgn II RidsOgcRp RidsRgn2MailCenter (KWeaver) | ||
RidsAcrsAncw&mMailCenter C. Tucci, NRR Accession Number: ML080930255 OFFICE NRR/LPL2-1/PM NRR/LPL2-1/LA NRR/LPL2-1/BC NAME LOlshan POBrien MWong DATE 04/03/08 04/03/08 04/07/08 OFFICIAL RECORD COPY | |||
MEETING ATTENDEES FROM MARCH 27, 2008, MEETING WITH DUKE POWER COMPANY LLC (DUKE) | |||
TO DISCUSS THE STEAM GENERATOR TUBE WEAR ISSUE AT OCONEE NUCLEAR STATION, UNITS 1, 2, AND 3 NRC DUKE J. Lubinski M. Robinson M. Wong D. Mayes A. Hiser P. Downing K. Karwoski S. Batson E. Murphy C. Curry L. Olshan BABCOCK & WILCOX CANADA R. Klarner D. Lee J. Albert Enclosure | |||
Oconee Nuclear Station, Units 1, 2, and 3 cc: | |||
Mr. Bruce H. Hamilton Mr. Leonard G. Green Vice President, Oconee Site Assistant Attorney General Duke Power Company LLC NC Department of Justice 7800 Rochester Highway P.O. Box 629 Seneca, SC 29672 Raleigh, NC 27602 Ms. Lisa F. Vaughn Mr. R. L. Gill, Jr. | |||
Associate General Counsel and Managing Manager - Nuclear Regulatory Attorney Issues and Industry Affairs Duke Energy Carolinas, LLC Duke Power Company LLC 526 South Church Street - EC07H 526 S. Church St. | |||
Charlotte, North Carolina 28202 Mail Stop EC05P Charlotte, NC 28202 Manager, LIS NUS Corporation Division of Radiation Protection 2650 McCormick Dr., 3rd Floor NC Dept of Environment, Health, & Natural Clearwater, FL 34619-1035 Resources 3825 Barrett Dr. | |||
Senior Resident Inspector Raleigh, NC 27609-7721 U.S. Nuclear Regulatory Commission 7812B Rochester Highway Mr. Peter R. Harden, IV Seneca, SC 29672 VP-Customer Relations and Sales Westinghouse Electric Company Mr. Henry Porter, Director 6000 Fairview Road Division of Radioactive Waste Management 12th Floor Bureau of Land and Waste Management Charlotte, NC 28210 Dept. of Health and Env. Control 2600 Bull St. Mr. Henry Barron Columbia, SC 29201-1708 Group Vice President, Nuclear Generation and Chief Nuclear Officer Mr. Michael A. Schoppman P.O. Box 1006-EC07H Framatome ANP Charlotte, NC 28201-1006 1911 North Ft. Myer Dr. | |||
Suite 705 Mr. Charles Brinkman Rosslyn, VA 22209 Director, Washington Operations Westinghouse Electric Company Mr. B. G. Davenport 12300 Twinbrook Parkway, Suite 330 Regulatory Compliance Manager Rockville, MD 20852 Oconee Nuclear Site Duke Energy Corporation Ms. Kathryn B. Nolan ON03RC Senior Counsel 7800 Rochester Highway Duke Energy Carolinas, LLC Seneca, SC 29672 526 South Church Street - EC07H Charlotte, NC 28202}} | |||
Latest revision as of 11:42, 22 March 2020
| ML080930255 | |
| Person / Time | |
|---|---|
| Site: | Oconee  |
| Issue date: | 04/07/2008 |
| From: | Olshan L NRC/NRR/ADRO/DORL/LPLII-1 |
| To: | |
| Olshan L N, NRR/DLPM, 415-1419 | |
| References | |
| TAC MD8244, TAC MD8245, TAC MD8246 | |
| Download: ML080930255 (4) | |
Text
April 7, 2008 LICENSEE: DUKE POWER COMPANY LLC (DUKE)
FACILITY: OCONEE NUCLEAR STATION, UNITS 1, 2, AND 3 (OCONEE)
SUBJECT:
SUMMARY
OF MARCH 27, 2008, MEETING TO DISCUSS THE STEAM GENERATOR WEAR ISSUE (TAC NOS. MD8244, MD8245, AND MD8246)
On March 27, 2008, the U.S. Nuclear Regulatory Commission (NRC) met with Duke (the licensee) to discuss the steam generator (SG) wear issue at Oconee. The slides presented by the licensee are available in the Agencywide Documents and Access Management System under accession number ML080880076. Enclosed is a list of the meeting attendees.
The licensee and Babcock & Wilcox Canada (B&W), the manufacturer of the Oconee SGs, have determined that the most probable cause of the tube wear is the tubes vibrating and impacting the tube support plates. The licensee and B&W have developed a conceptual repair that involves shifting several support plates to pin the tubes and reduce the amount of tube vibration. The plugging projection model indicates that the Oconee SGs can meet their design life without implementing this repair, although a number of tubes may have to be plugged. The licensee will decide by August 31, 2008, whether to pursue the repair or continue with inspection and tube plugging.
/RA/
Leonard N. Olshan, Project Manager Plant Licensing Branch II-1 Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket Nos. 50-269, 50-270, and 50-287
Enclosure:
List of Attendees cc w/encl: See next page
April 7, 2008 LICENSEE: DUKE POWER COMPANY LLC (DUKE)
FACILITY: OCONEE NUCLEAR STATION, UNITS 1, 2, AND 3 (OCONEE)
SUBJECT:
SUMMARY
OF MARCH 27, 2008, MEETING TO DISCUSS THE STEAM GENERATOR WEAR ISSUE (TAC NOS. MD8244, MD8245, AND MD8246)
On March 27, 2008, the U.S. Nuclear Regulatory Commission (NRC) met with Duke (the licensee) to discuss the steam generator (SG) wear issue at Oconee. The slides presented by the licensee are available in the Agencywide Documents and Access Management System under accession number ML080880076. Enclosed is a list of the meeting attendees.
The licensee and Babcock & Wilcox Canada (B&W), the manufacturer of the Oconee SGs, have determined that the most probable cause of the tube wear is the tubes vibrating and impacting the tube support plates. The licensee and B&W have developed a conceptual repair that involves shifting several support plates to pin the tubes and reduce the amount of tube vibration. The plugging projection model indicates that the Oconee SGs can meet their design life without implementing this repair, although a number of tubes may have to be plugged. The licensee will decide by August 31, 2008, whether to pursue the repair or continue with inspection and tube plugging.
/RA/
Leonard N. Olshan, Project Manager Plant Licensing Branch II-1 Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket Nos. 50-269, 50-270, and 50-287
Enclosure:
List of Attendees cc w/encl: See next page Distribution:
PUBLIC J. Lubinski, NRR LPL2-1 R/F A. Hiser, NRR RidsNrrDorlLpl2-1 (MWong) K. Karwoski, NRR RidsNrrPMLOlshan (hard copy) E. Murphy, NRR RidsNrrLAMOBrien (hard copy) M. Cox, EDO Rgn II RidsOgcRp RidsRgn2MailCenter (KWeaver)
RidsAcrsAncw&mMailCenter C. Tucci, NRR Accession Number: ML080930255 OFFICE NRR/LPL2-1/PM NRR/LPL2-1/LA NRR/LPL2-1/BC NAME LOlshan POBrien MWong DATE 04/03/08 04/03/08 04/07/08 OFFICIAL RECORD COPY
MEETING ATTENDEES FROM MARCH 27, 2008, MEETING WITH DUKE POWER COMPANY LLC (DUKE)
TO DISCUSS THE STEAM GENERATOR TUBE WEAR ISSUE AT OCONEE NUCLEAR STATION, UNITS 1, 2, AND 3 NRC DUKE J. Lubinski M. Robinson M. Wong D. Mayes A. Hiser P. Downing K. Karwoski S. Batson E. Murphy C. Curry L. Olshan BABCOCK & WILCOX CANADA R. Klarner D. Lee J. Albert Enclosure
Oconee Nuclear Station, Units 1, 2, and 3 cc:
Mr. Bruce H. Hamilton Mr. Leonard G. Green Vice President, Oconee Site Assistant Attorney General Duke Power Company LLC NC Department of Justice 7800 Rochester Highway P.O. Box 629 Seneca, SC 29672 Raleigh, NC 27602 Ms. Lisa F. Vaughn Mr. R. L. Gill, Jr.
Associate General Counsel and Managing Manager - Nuclear Regulatory Attorney Issues and Industry Affairs Duke Energy Carolinas, LLC Duke Power Company LLC 526 South Church Street - EC07H 526 S. Church St.
Charlotte, North Carolina 28202 Mail Stop EC05P Charlotte, NC 28202 Manager, LIS NUS Corporation Division of Radiation Protection 2650 McCormick Dr., 3rd Floor NC Dept of Environment, Health, & Natural Clearwater, FL 34619-1035 Resources 3825 Barrett Dr.
Senior Resident Inspector Raleigh, NC 27609-7721 U.S. Nuclear Regulatory Commission 7812B Rochester Highway Mr. Peter R. Harden, IV Seneca, SC 29672 VP-Customer Relations and Sales Westinghouse Electric Company Mr. Henry Porter, Director 6000 Fairview Road Division of Radioactive Waste Management 12th Floor Bureau of Land and Waste Management Charlotte, NC 28210 Dept. of Health and Env. Control 2600 Bull St. Mr. Henry Barron Columbia, SC 29201-1708 Group Vice President, Nuclear Generation and Chief Nuclear Officer Mr. Michael A. Schoppman P.O. Box 1006-EC07H Framatome ANP Charlotte, NC 28201-1006 1911 North Ft. Myer Dr.
Suite 705 Mr. Charles Brinkman Rosslyn, VA 22209 Director, Washington Operations Westinghouse Electric Company Mr. B. G. Davenport 12300 Twinbrook Parkway, Suite 330 Regulatory Compliance Manager Rockville, MD 20852 Oconee Nuclear Site Duke Energy Corporation Ms. Kathryn B. Nolan ON03RC Senior Counsel 7800 Rochester Highway Duke Energy Carolinas, LLC Seneca, SC 29672 526 South Church Street - EC07H Charlotte, NC 28202