NRC-95-4406, Forwards Proprietary Responses to NRR Questions on Wcobra/ Trac Computer Code in Support of 950215-16 Meeting W/Acrs Thermal Hydraulic Phenomena Subcommittee.Encl Withheld (Ref 10CFR2.790)

Forwards Proprietary Responses to NRR Questions on Wcobra/ Trac Computer Code in Support of 950215-16 Meeting W/Acrs Thermal Hydraulic Phenomena Subcommittee.Encl Withheld (Ref 10CFR2.790)

ML20078Q574
Person / Time
Site:	05200003
Issue date:	02/10/1995
From:	Liparulo N WESTINGHOUSE ELECTRIC COMPANY, DIV OF CBS CORP.
To:	Orr F NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML19325F438	List: NRC-95-4406, Forwards Proprietary Responses to NRR Questions on Wcobra/ Trac Computer Code in Support of 950215-16 Meeting W/Acrs Thermal Hydraulic Phenomena Subcommittee.Encl Withheld (Ref 10CFR2.790)
References
NTD-NRC-95-4406, NUDOCS 9502210323
Download: ML20078Q574 (5)

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d Westinghouse Energy Systems Box 355 Pittsbutgh Pennsylvania 15230-0355 Electric Corporation NTD-NRC-95-4406 DCP/NRC0273 Docket No.: STN-52-033 February 10,1995 Document Control Desk U.S. Nuclear Regulatory Commission Washington, D.C. 20555 ATTENTION: MR. F. R. ORR SUllJECT: RESPONSES TO NRR QUESTIONS ON WCOBRA/ TRAC COMPUTER CODE

REFERENCE:

Westinghouse letter NTD-NRC-95-4399, dated February 10,1995

Dear Mr. Orr:

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The enclosure to this letter provides selected responses to NRR questions on the WCOBRA/ TRAC computer code. The enclosed responses, which were previously docketed via the reference letter, are being provided to support a February 15-16, 1995 meeting with the ACRS Thermal Hydraulic Phenomena Subcommittee. The enclosure includes attachments J, M, O, P, R and S from the reference letter.

The Westinghouse Electric Corporation copyright notice and proprietary information notice are attached.

This submittal contains Westinghouse proprietary information consisting of trade secrets, commercial information or financial information which we consider privileged or confidential pursuant to 10CFR2.790. Therefore, it is requested that the Westinghouse proprietary information attached hereto be handled on a confidential basis and be withheld from public disclosures.

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NTD-NRC-95-4406 DCP/NRC0273 February 10,1995 This material is for your internal use only and may be used for the purpose for which it is submitted.

It should not be otherwise used, disclosed, duplicated, or disseminated, in whole or in part, to any other person or organization outside the Commission, the Office of Nuclear Reactor Regulation, the Office of Nuclear Regulatory Research and the necessary subcontractors that have signed a proprietary non-disclosure agreement with Westinghouse without the express written approval of Westinghouse.

Please contact Brian A. McIntyre on (412) 374-4334 if you have any questions concerning this transmittal.

k b Nicholas J. Liparuto, Manager Nuclear Safety & Regulatory Activities

/nja Fnclosures Attachments cc: R. Ilasselberg, NRC (w/o Enclosure)

Dr. I. Catton, ACRS Dr. T. Kress, ACRS Dr. R. Scale, ACRS Dr. V. Dhir (ACRS Consultant)

Dr. W. Wulff, ACRS Consultant Dr. N. Zuber, ACRS Consultant Dr. V. Schrock, ACRS Consultant Mr. P. Boehnert, ACRS B. A. McIntyre, Westinghouse l

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k' COPYRIGHT NOTICE l

The reports transmitted herewith each bear a Westinghouse wpyright notice. The NRC is permitted to i make the number of copies of the information contained in these reports which are necessary for its internal use in connection with generic and plant-specifk reviews and approvals as well as the issuance, denial, amendment, transfer, renewal, modification, suspension, revocation, or violation of a license, permit, order, or regulation subject to the requirements of 10 CFR 2.790 regarding restrictions on public disclosure to the extent such information has been identified as proprietary by Westinghouse, copyright protection not withstanding. With respect to the non-proprietary versions of these reports, the NRC is permitted to make the number of copies beyond those necessary for its internal use which are necessary in order to have one copy available for public viewing in the appropriate docket files in the public document room in Washington, D.C. and in local public document rooms as may be required by NRC regulations if the number of copies submitted is insufficient for this purpose. Copies made by the NRC must include the copyright notice in all instances and the proprietary notice if the original was identified as proprietary.

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PROPRIETARY INFORMATION NOTICE l

Transmitted herewith are proprietary and/or non-proprietary versions of documents furnished to the NRC in connection with requests for generic and/or plant specific review and approval.

In order to conform to the requirements of 10 CI'R 2.790 of the Commission's regulations concerning the protection of proprietary information so submitted to the NRC, the information which is proprietary in the proprietary versions is contained within brackets, and where the proprietary information has been deleted in the non-proprietary versions, only the brackets remain (the informcaion that was contained within the brackets in the proprietary versions having been deleted). The justification for claiming the information so designated as proprietary is indicated in both versions by means of .awer case letters (a) through (f) contained within parentheses located as a superscript immediately following the brackets enclosing each item of information being identified as proprimtary or in the margin opposite such information. These lower case letters refer to the types of information Westinghouse customarily holds in confidence identified in Section (4)(ii)(a) through (4)(ii)(f) of the affidavit accompanying this transmittal pursuant to 10 CFR2.790(b)'If.

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