ML25175A160

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05-06-80 Nuclear Data Link
ML25175A160
Person / Time
Issue date: 05/06/1980
From: Plesset M
Advisory Committee on Reactor Safeguards
To: Gilinsky V
NRC/OCM
References
Download: ML25175A160 (1)


Text

UNITED STATES NUCLEAR REGULATORY COMMISSION ADVISORY COMMITTEE ON REACTOR SAFEGUARDS WASHINGTON, D. C. 20555 The Honorable Victor Gilinsky Commissioner May 6, 1980 U. S. Nuclear Regulatory Commission Washington, D.C. 20555

Subject:

NUCLEAR DATA LINK

Dear Dr. Gilinsky:

In response to your letter of March 7, 1980, the ACRS met with members of the NRC Staff on April 10, 1980 to discuss the proposed Nuclear Data Link (NDL).

The Committee also discussed the NOL at its meeting May 1-3, 1980.

The Sub-committee on Power and Electrical Systems also met with members of the NRC Staff on April 9, 1980.

You have expressed concern that the NOL may "shape the NRC I s role in an em-ergency into something other than what is now intended. 11 Based on our con-versation with members of the NRC Staff, we do not believe the intended role of the NRC is yet well defined.

We do not believe that the existence of some type of data link will in itself distort NRC's role.

In our discussions with the Staff, certain activities associated with the functioning of the NRC Operations Center in Bethesda were described which would benefit from some system which would provide a greater variety and more accurate data on pl ant status and perfonnance than are now available.

We agree that some such system should be provided.

The proposed system is likely to be large, expensive to install and operate, and might take ten years to put into operation.

We are not convi need that a system this elaborate is needed.

We suggest that a less elaborate system be installed at first, involving perhaps only one or a few plants.

This would provide some experience with data links and would pennit the role of the NRC to be better defined before the final system is specified.

It is our view that successful operation of a system that will perfonn well in an emergency will require a carefully written functional description and related perfonn-ance specifications.

We recommend that some type of data link be installed, but we suggest that an early i nstal 1 ati on considerably 1 ess elaborate than the one described 2685

The Honorable Victor Gilinsky May 6, 1980 to us should be installed initially in order to gain experience needed to specify a fin.al system.

At the same time, a more specific definition of the role of NRC in an emergency should be developed.

cc:

Chairman Ahearne Commissioner Kennedy Commissioner Hendrie Commissioner Bradford Sincerely, Milton s. Plesset Chairman 2686