ML20211K749

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Forwards Ltr Rept Documenting Work Completed Under JCN-W6095,analyses Performed at Ineel to Calculate Minimum Time to Fuel Pin Failure in Boiling Water Reactors (BWR)
ML20211K749
Person / Time
Site: Grand Gulf 
Issue date: 07/30/1999
From: Knudson D
IDAHO NATIONAL ENGINEERING & ENVIRONMENTAL LABORATORY
To: Richard Lee
NRC
Shared Package
ML20211K719 List:
References
CON-FIN-W-6095 NUDOCS 9909080061
Download: ML20211K749 (1)


Text

1 L O C K N G O D nt A C T I N Lockheed Martin Idaho Technologies Company nano nrnunu potsuuso a avmom.sm tasoncony P.O. Box 1625 Idaho Falls,ID 83415 i

July 30,1999 Dr. R. Lee U.S. Nuclear Regulatory Commission Washington, DC 20555 TRANSMITTAL OF BWR FUEL PIN FAILURE REPORT - DLK-4-99

Dear Dr. Lee:

A letter report documenting work completed under JCN W6095 is attached. It represents a summary of SCDAP/RELAPS and FRAPCON-3 analyses performed at the Idaho National Engineering and Environmental Laboratory to calculate the minimum time to fuel pin failure in boiling water reactors (BWRs). Results indicate that the minimum time to failure is 152 s, which is in close agreement with similar calculations previously submitted to the Nuclear Regulatory Commission by the BWR Owners Group.

Please feel free to call me (208-526-2899) if you have questions regarding this transmittal.

Sincerely.

KJWold- --

D. L. Knudson Nuclear Systems Analysis Technologies

Attachment:

As stated.

cc:

R. R. Schultz, LM1TCO, MS 3890 E. A. Harvego, LMITCO, MS 3840 D. Rivas, DOE-ID, MS 1225 (w/o attachment)

D. L. Knudson File I

i 9909080061 990902 PDR ADOCK 05000416 P

PDR i