ML20153E668

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Forwards Preliminary PRA Model on Boron Dilution Developed by Reactor Sys Branch as Basis for Discussion with B&Wog
ML20153E668
Person / Time
Issue date: 09/25/1998
From: Birmingham J
NRC (Affiliation Not Assigned)
To: Essig T
NRC (Affiliation Not Assigned)
Shared Package
ML20153E672 List:
References
PROJECT-693 NUDOCS 9809280202
Download: ML20153E668 (2)


Text

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Saptember 25, 1998 o

MEMORANDUM TO: Thomas H. Essig, Acting Chief Generic Issues and Environmental Projects Branch.

. Division of Reactor Program Management Office of Nuclear Reactor Regulation j

' FROM:

Joseph L Birmingham, Project Manager Original ~ Signed By:

Generic issues and Environmental l

-Projects Branch Division of Reactor Program Management Office of Nuclear Reactor Regulation l

SUBJECT:

PRELIMINARY PRA MODEL ON BORON DlLUTION The attached preliminary PRA model on boron dilution was developed by the Reactor Systems Branch (SRXB) as a basis for discussion with the Babcock and Wilcox Owners Group (B&WOG). The model was provided to Framatome Technologies, Inc. on September 24,1998 i

for this purpose. The model is preliminary and is expected to be revised significantly as the review by SRXB continues. This memorandum documents the development of the paper and j

l the availability of it to B&WOG and to the public.

I L.

l Questions regarding the model should be directed to Warren Lyon of the Reactor Systems Branch. Mr. Lyon may be reached by phone,301/415-2897.

Project No. 693

Attachment:

As stated

- Distribution:

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September 25, 1998 MEMORANDUM TO: Thomas H. Essig, Acting Chief Generic issues and Environmental Projects Branch Division of Reactor Program Management Office of Nuclear Reactor Regulation i

FROM:

Joseph L. Birmingham, Project Manager Generic issues and Envir nmental Projects Branc.h dO Division of Reactor P ogram Management Office of Nuclear Reactor Regulation

SUBJECT:

PRELIMINARY PRA MODEL ON BORON DlLUTION The attached preliminary PRA model on boron dilution was developed by the Reactor Systems Branch (SRXB) as a basis for discussion with the Babcock and Wilcox Owners Group (B&WOG). The model was provided to Framatome Technologies, Inc. September 24,1998 for this purpose. The model is preliminary and is expected to be revised significantly as the review by SRXB continues. This memorandum documents the development of the paper and the availability of it to B&WOG and to the public.

Questions regarding the model should be directed to Warren Lyon of the Reactor Systems Branch. Mr. Lyon may be reached by phone,301/415-2897.

Project No. 693

Attachment:

As stated