ML18141A312

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Responds to Generic Ltr 83-41 Re Diesel Generator Fast Cold Starts.No Apparent Detrimental Effects Resulted from 137 Cold Starts
ML18141A312
Person / Time
Site: Surry, Idaho State University  Dominion icon.png
Issue date: 01/13/1984
From: Stewart W
VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To: Harold Denton, Eisenhut D
Office of Nuclear Reactor Regulation
References
758, GL-83-41, NUDOCS 8401170189
Download: ML18141A312 (1)


Text

e VIRGINIA ELECTRIC'"AND POWER COMPANY RICHMOND~ VIRGINIA 23261 W. L. STEWART VICE PRESIDENT NUCLEAR OPERATIONS January 13, 1984 Mr. Harold R. Denton, Director Office of Nuclear Reactor Regulation Attn:

Mr. Darrell G. Eisenhut, Director Division of Licensing U. S. Nuclear Regulatory Commission Washington, D. C.

20555 Gentlemen:

Serial No: 758 NO/DWL:jab Docket Nos: 50-280 50-281 License Nos: DPR-32 DPR-37 VIRGINIA ELECTRIC AND POWER COMPANY SURRY POWER STATION RESPONSE TO GENERIC LETTER 83-41 In response to your request for voluntary information regarding "Fast Cold Starts of Diesel Generators", the following information is provided:

Surry has three Emergency Diesel Generators (EDG's) which have experienced a total of 137 "cold" starts.

The distribution of these

. starts are 46, 38, and 53 for EDG' s 1, 2, and 3, respectively.

Approximately 50 percent of these starts are due to Periodic Testing.

No apparent detrimental effects have been observed as a result of these "cold" starts. It must be noted, however, that the term "fast cold start" is not particularly applicable at Surry since the EDG' s are pre-lubricated and pre-heated to the extent that a true fast cold start should not occur.

If you have any questions regarding this information, please contact us.

cc:

Mr. Steven A. Varga, Chief Operating Rector Branch No. 1 Division of Licensing Mr. D. J. Burke NRC Resident Inspector Surry Power Station Very truly yours, JLftd W. L. Stewart