ML20062E545
| ML20062E545 | |
| Person / Time | |
|---|---|
| Site: | Prairie Island  |
| Issue date: | 02/16/1978 |
| From: | Mayer L NORTHERN STATES POWER CO. |
| To: | Office of Nuclear Reactor Regulation |
| Shared Package | |
| ML20062E543 | List: |
| References | |
| NUDOCS 7812080138 | |
| Download: ML20062E545 (1) | |
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NSP NORTHERN STATE 5 POWER COMPANY M I N N E A PO L.l S. MI N N E S OTA 55409 February 16, 1978 Director, Office of Nuclear Reactor Regulation c/o Distribution Services Branch, DDC, ADM U S Nuclear Regulatory Comission Washington, DC 20555 PRAIRIE ISIAND NUCLEAR GENERATING PIANT Docket No. 50-306 License No. DPR-60 Sumary Technical Report of Analysis of Capsule from Unit No. 2 Reactor Vessel Radiation Surveillance Program Submitted for your review are 11 copies of the report, " Analysis of Capsule V from Northern States Power Company Prairie Island Unit No. 2 Reactor Vessel Radiation Surveillance Program", WCAP-9212, dated November, 1977. This report is submitted in accordance with 10CFR50, Appendix H,Section IV.
The report notes the following:
a) The measured fast neutron fluence of 5.49E18 n/cm2 is in close agreement with the predicted value for g3 the capsule of 5.31E18 n/cm2, b) The limiting material in the core region exhibited a 550F shift in RT g at the measured fluence of 5.49E18 n/cm2 This shift is within the design curve prediction used in establishing operating limits.
Please contact us if you have any questions related to this report.
Yours very truly, L 0 Mayer, PE Manager of Nuclear Support Services
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cc J G Keppler G Charnoff 7812080138 Attachment l
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