ML101060478
| ML101060478 | |
| Person / Time | |
|---|---|
| Site: | Prairie Island  |
| 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) | |
Text
1 Pre-Application Meeting for Prairie Island Nuclear Generating Plant (PINGP)
Extended Power Uprate (EPU)
April 15, 2010 NRC Headquarters Rockville, MD
2
Introductions
Ken Albrecht - General Manager Major Projects - Nuclear Scott McCall - Manager, Prairie Island EPU Project Lynne Gunderson - Projects Licensing Manager
3 Objectives
Background
Project Overview License Amendment Request (LAR)
Non-linked LAR Interfaces Summary and Conclusions Agenda
4 Objectives
- Discuss EPU Project Status
- Discuss EPU Submittal
- Discuss EPU Submittal Schedule
- Obtain NRC feedback
5 Background
Initial License
- Unit 1 licensed 1973, Unit 2 licensed 1974
- 1650 MWt Original Licensed Thermal Power (OLTP)
Measurement Uncertainty Recapture (MUR) Uprate
- 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 Extended Power Uprate
- 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
6 Project Overview Operational Strategy
- Renew Operating License
- Renew Independent Spent Fuel Storage Installation (ISFSI) License
- Replace Steam Generators (Unit 2)
- Extended Power Uprate (EPU)
7 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
8 Project Overview Manager, PI EPU &
LCM Project Manager, LAR Development Analysis Project Supervisors Westinghouse Project Manager Site LAR Review Team Operations Reactor/Fuels Eng Site Elec/I&C Eng Site Mech/Civil Eng General Manager Major Projects -
Nuclear Projects Licensing Project Engineering Mechanical Electrical Civil I&C Fuels
9 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
Project Overview 2009 2010 2011 2012 2013 2014 2015
= Submittal
= NRC Approval Key:
= Implementation C26 C27 C28 C29 C28 U1 EPU 1R26 1R27 1R28 1R29 2R26 2R27 2R28 2R29 U2 EPU MUR Uprate MUR Uprate EPU - Phase 3 - Material Procurement EPU - Phase 4 - Design EPU - Phase 5 - U1 Implementation EPU - Phase 6 - U2 Implementation EPU - Phase 7 - Project Closeout C25 C26 C27 U1 Vibration Monitoring U2 Vibration Monitoring EPU - Phase 2 - LAR NRC Review License Renewal NRC Approval w/o & w/ hearings
11 Project Overview Major Modifications
- Main Generator Rewind (Rotor and Stator)
- Generator Step-up Transformer Replacement
- High Pressure Turbine Replacement
- Moisture Separator Reheater (MSR) Replacement
- Auxiliary Feedwater Pump Upgrades Associated Modification
- Vibration Monitoring for Flow Induced Vibration (to be installed 1 cycle prior to EPU implementation on each unit)
12 License Amendment Request Licensing Principles:
- Focus on LAR quality
- Adherence to LIC-109 acceptance review criteria
- Use of third party review
- Plan for adequate NRC review time
- Take advantage of lessons learned
- Incorporate applicable Requests for Additional Information (RAIs)
- Power uprate lessons learned database
- Implement industry recommendations for excellence in performance of plant uprates (INPO 09-005, NEI 08-10)
13 License Amendment Request Licensing Principles:
- Effective communications with NRC
- Pre-submittal meetings
- Routine communication with NRR Project Manager
- Early identification and communication of technical issues
- Timely resolution of issues and questions
14 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
15 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
16 License Amendment Request
- - 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
17 License Amendment Request
- - Appendices
- Summary of Accident and Transient Analyses Codes and Methods
- Additional Codes & Methodologies
- Matrix cross-referencing LR sections to the PINGP USAR
- Acronym List
18 Non-linked LAR Interfaces Alternative Source Term
- Submitted October 29, 2009
- NRC Accepted December 23, 2009
- Source Term per RG 1.183, Revision 0
- Analysis used bounding core inventory
19 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
20 Non-linked LAR Interfaces Measurement Uncertainty Recapture (MUR)
- Submitted December 28, 2009
- NRC Accepted February 19, 2010
- Caldon Leading Edge Flow Meter
- Implement MUR by 4th quarter 2010
21 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
- Exception to Appendix J integrated leak rate test (ILRT) following replacement
- NFPA-805
22 Major Projects Licensing Schedule 2008 2009 2010 2011 2012 2013 2014 2015
= Submittal
= NRC Approval Key:
= Implementation C25 C26 C27 C28 C29 C25 C26 C27 C28 U1 EPU 1R25 1R26 1R27 1R28 1R29 2R25 2R26 2R27 2R28 2R29 U2 EPU MUR Uprate MUR Uprate U2 RSG MUR Leak Before Break Alternative Source Term BEACON-TSM NFPA-805 RSG Submittals NRC Approval w/o & w/ hearings License Renewal EPU - U1/U2
23 Summary and Conclusions EPU Strategy
- EPU submittal second quarter 2011
- RS-001 Format
- No Beyond Scope issues
- No linked submittals
- Implementation in one phase
- Unit 1 in 2014
- Unit 2 in 2015
24 Questions/Discussion