05000327/LER-1981-102, Forwards LER 81-102/01T-0

Forwards LER 81-102/01T-0

ML20010F754
Person / Time
Site:	Sequoyah
Issue date:	09/04/1981
From:	Green H TENNESSEE VALLEY AUTHORITY
To:	James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20010F755	List: 05000327/LER-1981-102, Forwards LER 81-102/01T-0 05000327/LER-1981-102-01, /01T-0:on 810824,discovered That,In Accident Analysis of Containment Pressure Response,During Design Basis Events,Component Cooling Water Heat Exchanger Was Incorrectly Modeled.Caused by Incorrect Original Input
References
NUDOCS 8109110291
Download: ML20010F754 (1)

LER-1981-102, Forwards LER 81-102/01T-0

Event date:
Report date:
3271981102R00 - NRC Website

text

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1 TENNESSEE VALLEY AUTHQRITY CH ATTANOOGA. TENNESSEE 374Of

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1750 Chestnut Street Tower II September 4, 1981 J-Mr. James P. O'Reilly, Director U.S. Nuclear Regulatory Commission Office of Inspection and Enforcement Region II 101 Marietta Street, Suite 3100 Atlanta, Georgia 30303

Dear Mr. O'Reilly:

TENNESSEE VALLEY AUTHORITY - SEQUOYAH NUCLEAR PLANT UNIT 1 - DOCKET No. 50-327 - FACILITY OPERATING LICENSE DPR REPORTABLE OCCURRENCE REPORT SQRO-50-327/81102 The enclosed report provides details concerning incorrect modeling of the component cooling water heat exchanger during accident analysis of the containment pressure response. This event is submitted in accordance with Sequoyah unit 1 Technical Specification 6.9.1.12.h.

Very truly yours,

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'N TENNESSEE VALLEY AUTHORITY 2 sep [u IO8 k LO u. A. (xy 5 864 r. Green irector of clear Power 1,

is Enclosme (3) i cc (Enclosure):

Director (3)

Office of Management Information and Program Control U.S. Nuclear Regulatory Commission Washington, DC 20555 Director (40)

Office of Inspection and Enforcement U.S. Nuclear Regulatory Commission Washington, DC 20555 Mr. Bill Lavallee Nuclear Safety Analysis Center Palo Alto, California 94303 g

NRC Inspector. Sequoynii 6i7 8109110291 810904 PDR ADOCK 05000327 S

PDR An Equal Opportunity Employer

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