ML061440099

Duke Energy Slides from the Epri/Nei I&C Workshop Held on March 28-29, 2006

ML061440099
Person / Time
Site:	Oconee
Issue date:	03/28/2006
From:	Gill B Duke Energy Corp
To:	Office of Nuclear Reactor Regulation
References
Download: ML061440099 (4)

Text

• ffnergy Duke 9

Oconee Digital RPS/ESPS Upgrade Project EPRI/NEI Workshop March 28-29, 2006 Bob Gill VDunkerg 0Eergy . *.. Topics Defense in Depth & Diversity Assessment

• 44 License Amendment Request Going Forward Lessons Learned March 28, 2006 Oconee Digital RPSIES Project 2 I

Dnuke Defense in Depth &

nergy Diversity Assessment

• - NRC BTP - 19, applies

• - Duke/Oconee initial submittal made 03/20/2003 Meetings, RAls and Responses followed

• Oconee committed to add diverse LPI actuation system in lieu of crediting LBB o:o Initial approval requested by 10/2004

• • Subsequent staff reviews occurred in 2005 o Human Factor RAIs issued and answered in Fall 2005

• o NRC SER March 28,2006 Oconee Digital RPS/ES Project 3 hD,,ke License Amendment WiEEnergy Request

• - Duke/NRC pre-submittal meetings during 2002,2003 and 2004

• Submittal of LAR 02/14/2005 - based on NRC approved TXS Topical and its Safety Evaluation Report

• • Approval initially requested in early 2006

• Initial staff draft RAIs provided 03/31/2005

• - RAIs requested:

>Design and installation documents not yet developed

> Clarification of design aspects

> Background information to aid understanding

• o RAIs seemed to be using SRP Chapter 7 and BTPs as the review standard March 28,2006 Oconee Digital RPS/ES Project 4 2

" Duke License Amendment drEnergy Request

• . Oconee began providing formal submittals in response to RAIs in October 2005 o:o Formal submittals have continued monthly through February 2006

• oNRC conducted a site-visit at FANP Alpharetta offices in November 2005

• - Several issues of concern have been identified and Oconee/FANP have provided responses to each of the issues

• Information provided has been both proprietary and non-proprietary

°:° Frequent communications have occurred with NRC staff and Management March 28, 2006 Oconee Digital RPS/ES Project 1rDuke Wfergy

ýnergy Going Forward

• Installation of first system has been postponed from Unit I in 2006 to Unit 3 in 2007

• . Equipment Qualification and Factory Acceptance Testing will be completed by July 1,2006

• - Certain plant calculations and operational procedures are in the process of being developed and will be completed later in 2006 and in 2007 prior to installation

• Licensing process will continue in order to resolve staff concerns in a timely manner

• . NRC SER expected prior to the Unit 3 installation March 28,2006 Oconee Digital RPS/ES Project 6 3

• Eguke "EPe ergy D Lessons Learned

• .:-Findings

• - Regulatory standards

• .Submit high quality, accurate, and timely documents

• o Milestone schedule

-:.-Communications

• - Vendor Topical Reports

• - Bench strength March 28, 2006 Oconee Digital RPS/ES Project 7 4