ML101060478

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April 15, 2010, Meeting Slides - Pre-Application Meeting for Prairie Island Ngp Extended Power Uprate
ML101060478
Person / Time
Site: Prairie Island  Xcel Energy icon.png
Issue date: 04/15/2010
From: Thomas Wengert
Xcel Energy
To:
Office of Nuclear Reactor Regulation
Wengert, Thomas J, NRR/DORL, 415-4037
References
TAC ME3537, TAC ME3538
Download: ML101060478 (24)
v • d • e


Text

Pre-Application Meeting for Prairie Island Nuclear Generating Plant (PINGP)

Extended Power Uprate (EPU)

NRC Headquarters Rockville, MD April 15, 2010 1

Introductions

  • Ken Albrecht - General Manager Major Projects - Nuclear
  • Scott McCall - Manager, Prairie Island EPU Project
  • Lynne Gunderson - Projects Licensing Manager 2

Agenda

  • Objectives
  • Background
  • Project Overview
  • License Amendment Request (LAR)
  • Non-linked LAR Interfaces
  • Summary and Conclusions 3

Objectives

  • Discuss EPU Project Status
  • Discuss EPU Submittal
  • Discuss EPU Submittal Schedule
  • Obtain NRC feedback 4

Background

  • Initial License

- Unit 1 licensed 1973, Unit 2 licensed 1974

- 1650 MWt Original Licensed Thermal Power (OLTP)

- MUR LAR submitted December 2009

- 1677 MWt licensed power level (101.64% of OLTP)

- 1683 MWt analyzed power level

- Implementation planned for 2010 following NRC approval

- 1804.5 MWt licensed power level (109.4% of OLTP)

- 1811 MWt analyzed power level

- Unit 1 implementation 1R29, 2014

- Unit 2 implementation 2R29, 2015 5

Project Overview

  • Operational Strategy

- Renew Operating License

- Renew Independent Spent Fuel Storage Installation (ISFSI) License

- Replace Steam Generators (Unit 2)

- Extended Power Uprate (EPU) 6

Project Overview

  • EPU Project Principles

- Maintain or improve operational and safety margins

- Utilize industry and internal operating experience

- Follow existing regulatory processes

- Minimize and manage risk 7

Project Overview General Manager Major Projects -

Nuclear Manager, PI EPU &

Westinghouse LCM Project Project Manager Analysis Projects Project Manager, LAR Project Licensing Engineering Development Supervisors Mechanical Site LAR Electrical Review Team Civil Operations I&C Reactor/Fuels Eng Fuels Site Elec/I&C Eng Site Mech/Civil Eng 8

Project Overview

  • Project Scope

- Phase 1 - Study - Complete

- Phase 2 - LAR Development and Submittal - In Progress

- Phase 3 - Material Procurement - In Progress

- Phase 4 - Design of Modifications

- Phase 5 - Unit 1 Implementation

- Phase 6 - Unit 2 Implementation

- Phase 7 - Project Closeout 9

2009 2010 Project 2011 Overview 2012 2013 2014 2015 License Renewal NRC Approval w/o & w/ hearings EPU - Phase 2 - LAR NRC Review EPU - Phase 3 - Material Procurement EPU - Phase 4 - Design EPU - Phase 5 - U1 Key: Implementation

= Submittal

= NRC Approval EPU - Phase 6 - U2 Implementation

= Implementation EPU - Phase 7 - Project Closeout 1R26 C26 1R27 C27 1R28 C28 1R29 C29 MUR Uprate U1 Vibration Monitoring U1 EPU C25 2R26 C26 2R27 C27 2R28 C28 2R29 MUR Uprate U2 Vibration Monitoring U2 EPU

Project Overview

  • Major Modifications
  • Main Generator Rewind (Rotor and Stator)
  • Generator Step-up Transformer Replacement
  • High Pressure Turbine Replacement
  • Associated Modification

License Amendment Request

  • Licensing Principles:

- Focus on LAR quality

  • Use of third party review
  • Plan for adequate NRC review time

- Take advantage of lessons learned

  • Incorporate applicable Requests for Additional Information (RAIs)
  • Implement industry recommendations for excellence in performance of plant uprates (INPO 09-005, NEI 08-10) 12

License Amendment Request

  • Licensing Principles:

- Effective communications with NRC

  • Routine communication with NRR Project Manager
  • Early identification and communication of technical issues
  • Timely resolution of issues and questions 13

License Amendment Request

  • Planned Approach

- RS-001, Review Standard For Extended Power Uprates

  • Specific Prairie Island licensing bases sections provided (Prairie Island is not a GDC plant)

- No Beyond Scope issues

- No linked submittals

- Identification of methodology changes 14

License Amendment Request

  • Overview

- Enclosure 1- Documentation and justification of all licensing bases changes

- Enclosure 2 - Markups of Operating License and Technical Specifications (TS)

- Enclosure 3 - Markups of TS Bases

- Enclosure 4 - EPU Licensing Report (LR)

- Enclosure 5 - Supplemental Environmental Report

- Enclosure 6 - Transmission System Report

- Enclosure 7 - List of Commitments 15

License Amendment Request

  • Enclosure 4 - EPU Licensing Report

- Provided in RS-001 format

- Includes RS-001, Section 2.1, Pressurized Water Reactor (PWR) matrices mark-up with plant specific licensing basis

- Includes RS-001, Section 3.3, PWR safety evaluation template mark-up

- List of additional LR sections 16

License Amendment Request

  • Enclosure 4 - Appendices

- Summary of Accident and Transient Analyses Codes and Methods

- Additional Codes & Methodologies

- Matrix cross-referencing LR sections to the PINGP USAR

- Acronym List 17

Non-linked LAR Interfaces

- Submitted October 29, 2009

  • NRC Accepted December 23, 2009

- Source Term per RG 1.183, Revision 0

- Analysis used bounding core inventory 18

Non-linked LAR Interfaces

  • Application of Leak-Before-Break (LBB)

- Submitted December 22, 2009

  • NRC Accepted February 25, 2010

- Expands scope of the current LBB analysis

- Improves analysis margin for Reactor Vessel Nozzles and Supports

- LBB will be updated for EPU 19

Non-linked LAR Interfaces

- Submitted December 28, 2009

  • NRC Accepted February 19, 2010

- Caldon Leading Edge Flow Meter

- Implement MUR by 4th quarter 2010 20

Non-linked LAR Interfaces

  • Planned submittals concurrent with EPU application:

- BEACON-TSM (Technical Specification Monitor)

- Replacement Steam Generator (SG) submittals

  • Revise SG program for repairs

- NFPA-805 21

Major Projects Licensing Schedule 2008 2009 2010 2011 2012 2013 2014 2015 License Renewal NRC Approval w/o & w/ hearings Key:

= Submittal Alternative Source Term EPU - U1/U2

= NRC Approval

= Implementation MUR Leak Before Break RSG Submittals BEACON-TSM NFPA-805 1R25 1R26 1R27 1R28 1R29 C25 C26 C27 C28 C29 MUR Uprate U1 EPU 2R25 2R26 2R27 2R28 2R29 C25 C26 C27 C28 MUR Uprate U2 RSG U2 EPU 22

Summary and Conclusions

- EPU submittal second quarter 2011

  • No Beyond Scope issues
  • No linked submittals

- Implementation in one phase

  • Unit 1 in 2014
  • Unit 2 in 2015 23

Questions/Discussion 24

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