ML080230577: Difference between revisions
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| issue date = 01/21/2008 | | issue date = 01/21/2008 | ||
| title = Request for Additional Information Related to Emergency Cooling System Performance Analysis | | title = Request for Additional Information Related to Emergency Cooling System Performance Analysis | ||
| author name = Cook K | | author name = Cook K | ||
| author affiliation = Entergy Nuclear South, Entergy Operations, Inc | | author affiliation = Entergy Nuclear South, Entergy Operations, Inc | ||
| addressee name = | | addressee name = | ||
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| document type = Letter | | document type = Letter | ||
| page count = 5 | | page count = 5 | ||
| project = | |||
| stage = Request | |||
}} | }} | ||
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==Dear Sir or Madam:== | ==Dear Sir or Madam:== | ||
By letter (Reference 1), Entergy Operations, Inc. (Entergy) requested an NRC review of the Waterford Steam Electric Station, Unit 3 (Waterford | By letter (Reference 1), Entergy Operations, Inc. (Entergy) requested an NRC review of the Waterford Steam Electric Station, Unit 3 (Waterford | ||
: 3) revised Emergency Core Cooling System (ECCS) Performance Analysis that supports the implementation of CE 16x16 Next Generation Fuel (NGF) described in WCAP-16500. | : 3) revised Emergency Core Cooling System (ECCS) Performance Analysis that supports the implementation of CE 16x16 Next Generation Fuel (NGF) described in WCAP-16500. | ||
A license amendment request was also submitted to address the Waterford 3 Technical Specification changes for NGF.By email (Reference 3), the Nuclear Regulatory Commission (NRC) staff Requested Additional Information (RAI) related to providing a statement that Entergy and its Loss of Coolant Accident (LOCA) analyses vendor have ongoing processes that assure Waterford 3 LOCA analyses input values bound as-operated Waterford 3 plant values for those parameters. | A license amendment request was also submitted to address the Waterford 3 Technical Specification changes for NGF.By email (Reference 3), the Nuclear Regulatory Commission (NRC) staff Requested Additional Information (RAI) related to providing a statement that Entergy and its Loss of Coolant Accident (LOCA) analyses vendor have ongoing processes that assure Waterford 3 LOCA analyses input values bound as-operated Waterford 3 plant values for those parameters. |
Revision as of 16:39, 12 July 2019
ML080230577 | |
Person / Time | |
---|---|
Site: | Waterford ![]() |
Issue date: | 01/21/2008 |
From: | Cook K Entergy Nuclear South, Entergy Operations |
To: | Document Control Desk, Office of Nuclear Reactor Regulation |
References | |
W3F1-2008-0005 | |
Download: ML080230577 (5) | |
Text
'*"Entergy Entergy Nuclear South Entergy Operations, Inc.17265 River Road Killona, LA 70057-3093 Tel 504 739 6247 Fax 504 739 6698 kcook@entergy.com Kimberly S. Cook Director, Nuclear Safety Assurance Nuclear Safety Assurance Waterford 3 W3F1-2008-0005 January 21, 2008 U.S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555
SUBJECT:
REFERENCES:
Request For Additional Information Related for Emergency Cooling System Performance Analysis Waterford Steam Electric Station, Unit 3 Docket No. 50-382 1. Entergy letter to the NRC, "Emergency Core Cooling System Performance Analysis" dated August 9, 2007 (W3F1-2007-0038)
- 2. Entergy letter to the NRC, "Supplement to Amendment Request NPF-38-249, Extended Power Uprate" dated July 28, 2004 (W3F1-2004-0061)3. NRC Request for Additional Information Related to Emergency Core Cooling System Performance Analysis, dated December 14, 2007
Dear Sir or Madam:
By letter (Reference 1), Entergy Operations, Inc. (Entergy) requested an NRC review of the Waterford Steam Electric Station, Unit 3 (Waterford
- 3) revised Emergency Core Cooling System (ECCS) Performance Analysis that supports the implementation of CE 16x16 Next Generation Fuel (NGF) described in WCAP-16500.
A license amendment request was also submitted to address the Waterford 3 Technical Specification changes for NGF.By email (Reference 3), the Nuclear Regulatory Commission (NRC) staff Requested Additional Information (RAI) related to providing a statement that Entergy and its Loss of Coolant Accident (LOCA) analyses vendor have ongoing processes that assure Waterford 3 LOCA analyses input values bound as-operated Waterford 3 plant values for those parameters.
Our response to the RAI is contained in Attachment 1.A4DcZ W3F1-2008-0005 Page 2 This letter contains no commitments.
If you have any questions or require additional information, please contact Ron Williams at 504-739-6255."KSC/RLW/
Attachment:
Response to Request for Additional Information for Emergency Core Cooling System Performance Analysis W3F1-2008-0005 Page 3 cc: Mr. Elmo E. Collins, Jr.Regional Administrator U. S. Nuclear Regulatory Commission Region IV 611 Ryan Plaza Drive, Suite 400 Arlington, TX 76011-8064 NRC Senior Resident Inspector Waterford Steam Electric Station Unit 3 P.O. Box 822 Killona, LA 70066-0751 U. S. Nuclear Regulatory Commission Attn: Mr. N. Kalyanam Mail Stop O-07D1 Washington, DC 20555-0001 Wise, Carter, Child & Caraway ATTN: J. Smith P.O. Box 651 Jackson, MS 39205 Louisiana Department of Environmental Quality Office of Environmental Compliance Surveillance Division P. O. Box 4312 Baton Rouge, LA 70821-4312 American Nuclear Insurers Attn: Library Town Center Suite 300S 29th S. Main Street West Hartford, CT 06107-2445 Attachment 1 W3FI-2008-0005 Response to Request for Additional Information for Emergency Core Cooling System Performance Analysis
-I .Attachment 1 to W3F1-2008-0005 Page 1 of 1 Response to Request for Additional Information for Emergency Core Cooling System Performance Analysis Reference I -Entergy letter to the NRC "Emergency Core Cooling System Performance Analysis" dated August 9, 2007 (W3F1-2007-0038)
Reference 2 -Entergy letter to the NRC "Supplement to Amendment Request NPF-38-249, Extended Power Uprate" dated July 28, 2004 (W3FI-2004-0061)
RAI I -Please provide a statement that: Entergy and its SBLOCA and LBLOCA analyses vendor have ongoing processes that assure that the input values of Waterford Unit 3 LOCA analyses conservatively bound the values of those parameters for the as operated Waterford Unit 3 plant.Entergy Response: As previously stated in correspondence with the NRC regarding Waterford 3 Extended Power Uprate (Reference 2-response to question #5), Waterford 3 and its vendor, Westinghouse Electric Company LLC, continue to have ongoing processes, which assure that LOCA analysis input values bound the as-operated plant values for those parameters.