RS-02-126, Supplemental Information Supporting Request for Technical Specification Changes for Minimum Critical Power Ratio Safety Limit

Supplemental Information Supporting Request for Technical Specification Changes for Minimum Critical Power Ratio Safety Limit

ML021910400
Person / Time
Site:	Quad Cities
Issue date:	07/03/2002
From:	Jury K Exelon Generation Co, Exelon Nuclear
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
RS-02-126
Download: ML021910400 (9)

Text

Exelonm Exelon Generation www.exeloncorp.com Nuclear 4300 Winfield Road WarTenville, IL60555 10 CFR 50.90 RS-02-126 July 3, 2002 U. S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D.C. 20555-0001 Quad Cities Nuclear Power Station, Unit I Facility Operating License No. DPR-29 NRC Docket No. 50-254

Subject:

Supplemental Information Supporting the Request for Technical Specification Changes for Minimum Critical Power Ratio Safety Limit

References:

1) Letter from Keith R. Jury (Exelon Generation Company, LLC) to U.

S. NRC, "Request for Technical Specifications Change for Minimum Critical Power Ratio Safety Limit," dated April 8, 2002

2) Letter from P. R. Simpson (Exelon Generation Company, LLC) to U.

S. NRC, "Supplemental Information Supporting the Request for Technical Specification Changes for Minimum Critical Power Ratio Safety Limit," dated June 18, 2002 In reference 1, Exelon Generation Company, LLC requested approval for a Technical Specifications (TS) change for the Minimum Critical Power Ratio Safety Limit for Quad Cities Nuclear Power Station (QCNPS), Unit 1 Cycle 17A for both two loop operation (TLO) and single loop operation (SLO). Reference 2 provided additional requested information regarding core loading patterns and calculations of Safety Limit MCPR (SLMCPR) for Quad Cities 1 Cycle 17A (QC1C17A).

During conversations with the NRC on June 25, 2002, Mr. Fred Lyon requested additional information clarifying the effects channel bow have on the SLMCPR analysis when using NRC approved methodology ANF-524(P)(A). Attachment A contains the requested information.

Please note the information in Attachment A is classified as proprietary to our fuel supplier, Framatome ANP (FRA - ANP). The proprietary information is of the type that FRA - ANP maintains in confidence and withholds from public disclosure. It has been handled and classified as proprietary as supported by the affidavit in Attachment C. We request that this information be withheld from public disclosure in accordance with the provisions of 10 CFR 2.790 "Public inspections, exemptions, requests for withholding."

Attachment B provides a non-proprietary version of this information.

July 3, 2002 U. S. Nuclear Regulatory Commission Page 2 Should you have any questions concerning this letter, please contact Mr. Don Cecchett at (630) 657-2826.

Respectfully,

/("-2 Keith R. Jury 4a Director - Licensing Mid-West Regional Operating Group Attachment A - Requested Supplemental Information (Proprietary)

Attachment B - Requested Supplemental Information (Non Proprietary)

Attachment C - Framatome ANP Affidavit

cc: Regional Administrator - NRC Region III NRC Senior Resident Inspector - Quad Cities Nuclear Power Station Office of Nuclear Facility Safety - Illinois Department of Nuclear Safety

Attachment B Supplemental Information in Response to Question 2 of QIC17A SLMCPR RAIs.

Non Proprietary Question:

Clarify the effects channel bow have on the Safety Limit MCPR (SLMCPR) analysis when using NRC approved methodology ANF-524(P)(A)

Response

SLMCPR Process Overview Channel bow effects are included in the Safety Limit MCPR (SLMCPR) analysis as described in Supplement 1 of the Reference 1 NRC approved methodology.

Proprietary

Attachment B Supplemental Information in Response to Question 2 of QIC17A SLMCPR RAIs.

Non Proprietary Question:

Clarify the effects Channel bow have on the Safety Limit MCPR (SLMCPR) analysis when using NRC approved methodology ANF-524(P)(A)

Response

SLMCPR Process Overview Channel bow effects are included in the Safety Limit MCPR (SLMCPR) analysis as described in Supplement 1 of the Reference 1 NRC approved methodology.

Proprietary

Attachment C Affidavit for Proprietary Supplemental Information

AFFIDAVIT STATE OF WASHINGTON )

) ss.

COUNTY OF BENTON

1. My name is Jerald S. Holm. I am Manager, Product Licensing, for Framatome ANP ("FRA-ANP"), and as such I am authorized to execute this Affidavit.

2. I am familiar with the criteria applied by FRA-ANP to determine whether certain FRA-ANP information is proprietary. I am familiar with the policies established by FRA-ANP to ensure the proper application of these criteria.

3. I am familiar with the FRA-ANP material enclosed in Exelon letter number RS-02-126 dated July 3, 2002, and referred to herein as "Document." Information contained in this Document has been classified by FRA-ANP as proprietary in accordance with the policies established by FRA-ANP for the control and protection of proprietary and confidential information.

4. This Document contains information of a proprietary and confidential nature and is of the type customarily held in confidence by FRA-ANP and not made available to the public. Based on my experience, I am aware that other companies regard information of the kind contained in this Document as proprietary and confidential.

5. This Document has been made available to the U.S. Nuclear Regulatory Commission in confidence with the request that the information contained in this Document be withheld from public disclosure.

6. The following criteria are customarily applied by FRA-ANP to determine whether information should be classified as proprietary:

(a) The information reveals details of FRA-ANP's research and development plans and programs or their results.

(b) Use of the information by a competitor would permit the competitor to significantly reduce its expenditures, in time or resources, to design, produce, or market a similar product or service.

(c) The information includes test data or analytical techniques concerning a process, methodology, or component, the application of which results in a competitive advantage for FRA-ANP.

(d) The information reveals certain distinguishing aspects of a process, methodology, or component, the exclusive use of which provides a competitive advantage for FRA-ANP in product optimization or marketability.

(e) The information is vital to a competitive advantage held by FRA-ANP, would be helpful to competitors to FRA-ANP, and would likely cause substantial harm to the competitive position of FRA-ANP.

7. In accordance with FRA-ANP's policies governing the protection and control of information, proprietary information contained in this Document has been made available, on a limited basis, to others outside FRA-ANP only as required and under suitable agreement providing for nondisclosure and limited use of the information.

8. FRA-ANP policy requires that proprietary information be kept in a secured file or area and distributed on a need-to-know basis.

9. The foregoing statements are true and correct to the best of my knowledge, information, and belief.

SUBSCRIBED before me this 111 day of --., 2002. K.

.  ?.-NOTAI S*,PUBL Susan K. McCoy "",pI Wg

' $O IDIIIUSII NOTARY PUBLIC, STATE OF WASHINGTON MY COMMISSION EXPIRES: 1/10/04