ML20098C904: Difference between revisions
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~ U.'S. Nuclear Regulatory Commission Document Control Desk washington,-'D.C. 20555 Subjects McGuire Nuclear Station Docket Nos. 50-369, 50-370 Report Pursuant to 10CFR50.46, Changes to or. | ~ U.'S. Nuclear Regulatory Commission Document Control Desk washington,-'D.C. 20555 Subjects McGuire Nuclear Station Docket Nos. 50-369, 50-370 Report Pursuant to 10CFR50.46, Changes to or. | ||
. Errors in an ECCS Evaluation Model 10CFR50 '. 46 (a) ( 3 ) (ii) requires reporting of changes to or errors in the ECCS evaluation model (EM), or in the application.of the EM, which affect the LOCA peak clad temperature (PCT). For large break LOCA analysis the BWFC mark-BW fuel is covered by the BWNT large break LOCA evaluation model. By letter dated September 25, 1995, BWNT confirms | . Errors in an ECCS Evaluation Model 10CFR50 '. 46 (a) ( 3 ) (ii) requires reporting of changes to or errors in the ECCS evaluation model (EM), or in the application.of the EM, which affect the LOCA peak clad temperature (PCT). For large break LOCA analysis the BWFC mark-BW fuel is covered by the BWNT large break LOCA evaluation model. By {{letter dated|date=September 25, 1995|text=letter dated September 25, 1995}}, BWNT confirms | ||
.that they have discovered no errors in the EM or its McGuire/ Catawba application for the year ~ending August 31, 1995. | .that they have discovered no errors in the EM or its McGuire/ Catawba application for the year ~ending August 31, 1995. | ||
For small break LOCA the fuel is covered by the Westinghouse small break LOCA EM. No notification has been received from Westinghouse for any | For small break LOCA the fuel is covered by the Westinghouse small break LOCA EM. No notification has been received from Westinghouse for any | ||
' changes.to this model since our letter dated December 4, 1994 which | ' changes.to this model since our {{letter dated|date=December 4, 1994|text=letter dated December 4, 1994}} which | ||
.-resulted in a 30-day notification for McGuire. | .-resulted in a 30-day notification for McGuire. | ||
In conclusion, there are no additional changes to or errors in an ECCS Evaluation Model during this reporting period. | In conclusion, there are no additional changes to or errors in an ECCS Evaluation Model during this reporting period. | ||
Revision as of 09:28, 24 September 2022
| ML20098C904 | |
| Person / Time | |
|---|---|
| Site: | McGuire, Mcguire  |
| Issue date: | 10/02/1995 |
| From: | Mcmeekin T DUKE POWER CO. |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| NUDOCS 9510100376 | |
| Download: ML20098C904 (1) | |
Text
4 . _ .
- ., ^ T C McMans DukeIbwerCbmpany ..
~ McGuireNuclearGenemtionDepartment ' Vice President 12700Hagen ferryRoad(MG0lW) . '
(704)8754800 llantenville,JC28078&985 - (704)8754809 Fax -
- ouxepowan October 2,l1995
~
~ U.'S. Nuclear Regulatory Commission Document Control Desk washington,-'D.C. 20555 Subjects McGuire Nuclear Station Docket Nos. 50-369, 50-370 Report Pursuant to 10CFR50.46, Changes to or.
. Errors in an ECCS Evaluation Model 10CFR50 '. 46 (a) ( 3 ) (ii) requires reporting of changes to or errors in the ECCS evaluation model (EM), or in the application.of the EM, which affect the LOCA peak clad temperature (PCT). For large break LOCA analysis the BWFC mark-BW fuel is covered by the BWNT large break LOCA evaluation model. By letter dated September 25, 1995, BWNT confirms
.that they have discovered no errors in the EM or its McGuire/ Catawba application for the year ~ending August 31, 1995.
For small break LOCA the fuel is covered by the Westinghouse small break LOCA EM. No notification has been received from Westinghouse for any
' changes.to this model since our letter dated December 4, 1994 which
.-resulted in a 30-day notification for McGuire.
In conclusion, there are no additional changes to or errors in an ECCS Evaluation Model during this reporting period.
Questions or problems should be directed to H. J. Lee at (704) 382-7565 or Kay Crane at (704) 875-4306.
Very truly yo s, k'
..T. C. McMeekin, Vice President' McGuire Nuclear Station Mr. Victor Nerses, Project Manager i Office of Nuclear Reactor Regulation U.S. Nuclear Regulatory Commission Washington, D. C. 20555 Mr. S. D. Ebneter,' Regional-Administrator U.S. Nuclear Regulatory Commission Region II
'101 Marietta Street, NW - Suite 2900 Atlanta, Georgia.'30323 Mr. George Maxwell
,. Senior. Resident Inspector-McGuire Nuclear Station 10C CSO.
9510100376 951002 PDR. ADOCK 05000369 \
.P? _ PDR_. _.
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