ML20149E276

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Supports Topical Rept Review by NRC to Provide Option for Power Increases When Using New Approach.Util Believes Safety Can Be Improved by More Accurate LEFM Sys Coupled w/on-line Verification Capabilities
ML20149E276
Person / Time
Site: San Onofre  Southern California Edison icon.png
Issue date: 07/15/1997
From: Rainsberry J
SOUTHERN CALIFORNIA EDISON CO.
To: Matthews D
NRC
References
NUDOCS 9707180152
Download: ML20149E276 (1)


Text

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EDISON

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Manager. Plant Licensing An EDISON INTERMTIONAL'* Company '

4 July 15, 1997 U.S. Nuclear Regulatory Commission

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Attention: David Matthews, Branch Chief One White Flint North

.11555 Rockville Pike Rockville, MD 20852-2738

SUBJECT:

. Docket Nos. 50-361 and 50-362 Alternate Approach for Thermal Power Measurements j

San Onofre Nuclear Generating Station, Units 2 & 3

Reference:

Improved Thernial Power Accuracy and Plant Safety While Increasing Operating Power Level Using the LEFM System," Caldon Topical Report No. ER-80P, submitted to the NRC on March 10, 1997 i

Dear Mr. Matthews:

The referenced report was submitted to allow the NRC to review and approve an alternate approach for Thermal Power measurements associated with more accurate feedwater flow measurements, the Caldon Leading Edge Flow Measurement (LEFM) System. Southern California Edison (Edison) supports the topical report review by the NRC to provide the option for power increases when using the new approach. Also, Edison believes that safety can be improved by the more accurate LEFM system coupled with on-line verification capabilities.

If you have any questions on this information, please call me..

Sincerely, (j{g 9707100152 970715 RJ' cc:

E. W. Merschoff, Regional Administrator, NRC Region -

K. E. Perkins,.Jr., Director, Walnut Creek Field Office, NRC Region IV J.-A. Sloan, NRC Senior Resident Inspector, San Onofre Units 2 & 3 M. B. Fields, NRC Project Manager,, San Onofre Units 2 and 3 180028 p. S. Huiear Regulatory Conmission, oocument Controi cesk Ay

. San Onofre Nuclear Generating station nent.CA 92674 0128 714-368 7420