ML20063E144

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Forwards XN-NF-81-06 Suppl 1, LOCA ECCS Limiting Break & Exposure Sensitivity Analysis for ENC XN-1 & XN-2 at Prairie Island Unit 1 w/5% Steam Generator Tubes Plugged Using ENC Wrem Iia PWR Model
ML20063E144
Person / Time
Site: Prairie Island Xcel Energy icon.png
Issue date: 07/07/1982
From: Musolf D
NORTHERN STATES POWER CO.
To:
Office of Nuclear Reactor Regulation
Shared Package
ML20063E147 List:
References
NUDOCS 8207130309
Download: ML20063E144 (1)


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Northem States Power Company 414 Nicollet Mall Minneapoks. Minnesota 55401 Telephone (612) 330-5500 July 7, 1982 Director Office of Nuclear Reactor Regulation U S Nuclear Regulatory Commission Washington, DC 20555 PRAIRIE ISLAND NUCLEAR GENERATING PLANT Docket Nos. 50-282 License Nos. DPR-42 50-306 DPR-60 Supplemental Information Related to License Amendment Request dated June 14, 1982 The License Amendment Request dated June 14, 1982 required two documents to support the change. XN-NF-81-06(P) was submitted on June 15, 1982, and supported operation up to 47 GWD/MTU. The attached document, XN-NF-81-06 Supplement 1, supports operation from 47 GWD/MTU to 50 GWD/MTU.

Additional analyses have been performed which demonstrated that the results of the current analyses, as described in XN-NF-81-06(P) and XN-NF-81-06 Supplement 1, are conservative with respect to the clad swelling and block-age models given in NUREG-0630.

If further information is required, please notify us.

Nw David Musolf Acting Head-Nuclear Support Services DMM/TMP/bd cc: Regional Administrator-IIT.

NRR Project Manager, NRC ()I NRC Resident Inspector G Charnoff MPCA Attn: J W Ferman Attachments 8207130309 820707 p DR ADOCK 05000282 PDR