ML20248M191

Supplemental Application for Amend to License DPR-42, Providing Updated Flux Mapping Results for Cycle 19

ML20248M191
Person / Time
Site:	Prairie Island
Issue date:	05/29/1998
From:	Sorensen J NORTHERN STATES POWER CO.
To:	NRC
Shared Package
ML20248M187	List: ML20248M186 ML20248M191
References
NUDOCS 9806150127
Download: ML20248M191 (2)

Text

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UNITED STATES NUCLEAR REGULATORY COMMISSION NORTHERN STATES POWER COMPANY PRAIRIE ISLAND NUCLEAR GENERATING PLANT DOCKET Nos. 50-282 50-306 REQUEST FOR AMENDMENT TO OPERATING LICENSES DPR-42 & DPR-60 Supplement to License Amendment Request dated January 15,1998 Updated Flux Mapping Results For Unit 1 Cycle 19 Northern States Power Company, a Minnesota corporation, with this letter is <

submitting information to support a requested license amendment. This letter and

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its attachments contain no restricted or other defense information.

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NORTHERN STATES POWER COMPANY By J6efP. Sorensen /

Plant Manager Prairie Island Nuclear Generating Plant On this day of ,7//1/  !

notary publib in and for said County, pMr aikappeared,'Joel'P. Sorensen, Plant efore me a Manager, Prairie Island Nuclear Generatinlj Plant, and being first duly sworn acknowledged that he is authorized to execute this document on behalf of Northem States Power Company, that he knows the contents thereof, and that to the best of his knowledge, information, and belief the statements made in it are true and that it is not interposed for delay.

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, USNRC NORTHERN STATES POWER COMPANY

• - M:y 29,1998

. Pag)1 EXHIBIT A PRAIRIE ISLAND NUCLEAR GENERATING STATION I

Supplement to License Amendment Request dated January 15,1998 Updated Flux Mapping Results for Unit 1 Cycle 19 Burnup Accessible FAH Margin FQ Margin Flux Map (MWD /MTU)  % Power Thimbles

• to Limit (%) to Limit (%)

I 1 7 30 29 15.4 45.4 2 35 70 27 12.4 35.1 3" 146 100 27 5.0 4.1 i 4 223 100 27 4.4 9.9 I

5 230 100 27 4.6 10.1 6" 1228 100 27 5.3 6.8 7" 2348 100 27 4.8 6.8 8" 3461 100 27 4.7 6.0 l I

9" 4590 100 27 5.2 5.4 I 10** 5675 100 27 4.4 7.7 Total Number of Thimbles: 36 Equilibrium map I l

Flux Map Date Performed l 1 16 Dec 97 2 18 Dec 97 3 21 Dec 97 4 23 Dec 97 5 23 Dec 97 6 19 Jan 98 7 17 Feb 98 8 18 Mar 98 9 16 Apr 98 10 14 May 98

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