ML100620906

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Attachment to E-mail Transmitting Draft RAIs from Scvb MUR LAR
ML100620906
Person / Time
Site: Prairie Island  Xcel Energy icon.png
Issue date: 03/03/2010
From:
Plant Licensing Branch III
To:
beltz T, NRR/DORL/LPL3-1, 301-415-3049
Shared Package
ML100620905 List:
References
TAC ME3015, TAC ME3016
Download: ML100620906 (1)


Text

ADAMS Accession No.: ML100620906 REQUEST FOR ADDITIONAL INFORMATION Prairie Island Nuclear Generating Plant, Units 1 and 2 License Amendment Request dated December 28, 2009 for Measurement Uncertainty Recapture Power Uprate Docket Nos. 50-282 and 50-306 TAC Nos. ME3015 and ME3016 Office of Nuclear Reactor Regulation Division of Safety Systems Containment and Ventilation Branch

1. Please provide the current (operating at 1650 MWt power) and the measurement uncertainty recapture (MUR) power uprate (PU) (operating at 1677 MWt power) reactor vessel cold leg inlet fluid and hot leg outlet fluid temperatures. For the short term LOCA containment response analysis please explain why the mass and energy release for the cold leg and hot leg breaks in the current analysis bounds the same for the analysis under MUR PU conditions.