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Category:Conference/Symposium/Workshop Paper
MONTHYEARML0806004562008-03-0606 March 2008
02/19-02/21/2008 Nrc/Doe Workshop Presentation: Experiences with Large Component Replacements - Spilker
2008-03-06
[Table view]
Category:Slides and Viewgraphs
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NRC Presentation on Reviews of Final Status Survey Reports Given at the March 27, 2024, Public Meeting with OPPD on Fort Calhoun Station Unit 1 Submittal of Phase I Final Status Surveys – (License No. DPR-40, Docket No. 50-285)
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NEI Presentation Status Update for Ropte Short Term Action Plan: Removed Planned Unavailability for Mitigating Systems Performance Index
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FCS Partial Site Release Meeting Summary
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Public Meeting, May 31, 2017 Region IV Slides Fort Calhoun PSDAR
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OPPD Pre-Submittal Meeting Regarding Fort Calhoun Station Decommissioning October 18, 2016
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Meeting Slides for 2/2/16 Teleconference with Omaha Public Power District - License Amendment Request (Lar), Proposed Changes to Implementation of NFPA 805 (2001 Edition) at Fort Calhoun Station
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Licensee Slides - 4/23/15 Public Meeting, License Amendment Request for Use of Ansi/Ans 58.14
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Licensee Slides - 4/23/15 Public Meeting, License Amendment Request for Class I Structures
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Summary of Category 1 Meeting Between NRC and Omaha Public Power District to Discuss Transition to the Normal Reactor Oversight Process and Actions for Continued Sustained Performance Improvements
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Oppd'S Fort Calhoun Station Driving to Excellence, Public Meeting with the U.S. Nuclear Regulatory Commission Containment Internal Structures 12/2/201
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5/22/14 Meeting Handouts - Meeting with OPPD and NPPD to Discuss Flooding Hazard Reevaluation Extension Requests for Fort Calhoun Station and Cooper Nuclear Station - Response to Question 1 Part 2
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Station/Cooper Nuclear Station - Meeting Slide for Flood Hazard Reevaluation Report Schedule Extension Review
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2013-08-27 Region IV Visit Final Presentation
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Summary of Meeting with Omaha Public Power District on Preliminary Results of a Manual Chapter 0350 Team Inspection
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Briefing on Fort Calhoun Station, January 8, 2013
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Meeting Summary with Omaha Public Power District to Discuss Update of Issues and Oversight Activities at Fort Calhoun Station
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Summary of Meeting with Omaha Public Power District
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04/4/2012 Omaha Public Power District Public Meeting (0350)
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Presentation Slides from November 5, 2009, Category 1 Meeting with Omaha Public Power District on Plans to Submit an Extended Power Uprate Application
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Licensee Slides, January 28, 2009, Meeting with Omaha Public Power District to Discuss Oppd'S Plans to Submit an Extended Power Uprate Request for the Fort Calhoun Station, Unit 1
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Licensee Slides, January 28, 2009, Meeting with Omaha Public Power District, to Discuss the Fort Calhoun Station'S Transition to National Fire Protection Association (NFPA) 805
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Summary of Meeting with Omaha Public Power, Fort Calhoun Station on 2007 Performance and Regulatory
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02/19-02/21/2008 Nrc/Doe Workshop Presentation: Experiences with Large Component Replacements - Spilker
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Summary of Meeting with Omaha Public Power District to Discuss Performance at Fort Calhoun Station & Status of Station Performance Improvement Plan
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Meeting Presentation on GEH Chemical Effects Testing Update
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Public Meeting Summary on the Reactor Oversight Process
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Handout for Meeting with Representatives of Omaha Public Power District for Fort Calhoun
2024-03-31
[Table view] |
Text
Experiences with Large Component Replacements Jeffrey Spilker Supervisor - Nuclear Projects Omaha Public Power District Fort Calhoun Station
License Renewal
- Granted in 2004, solidified corporate support for life to 2033 and beyond.
- Economics
- Reliable Operation
- Efficiency
- Extended Power Uprate (EPU) of 17%
Omaha Public Power District Fort Calhoun Station
2005 Outage
- Chronic tube/tube sheet leakage
- Chloride pitting 7% of one bundle
- Under sized for current power, now EPU
- Overall health of RSG
- Titanium tubes
- Moisture Separator Refurbishment
- Efficiency
- Reduce moisture Omaha Public Power District Fort Calhoun Station
2006 Outage
- Nuclear Steam Supply System Refurbishment Project (NSSSRP)
- Steam Generators
- Pressurizer
- Reactor Vessel Head
- Rapid Refueling Package (aka - Integrated Head Assembly)
Omaha Public Power District Fort Calhoun Station
Steam Generators
- Among longest service alloy 600 mill annealed
- IGSCC, dents at carbon steel supports, inspection cost
- Integral forged piping nozzles and forged shells
- Alloy 690 thermally treated tubing
- Feedring and loose parts trap
- Inspection port access
- Supports - wear & corrosion
- Tube expansion techniques - reduced stresses
- Blowdown
- Sized for EPU Omaha Public Power District Fort Calhoun Station
Pressurizer
- One leak at temperature nozzle. 72 heater nozzles.
- Predict failure in plant life
- Concern of leak at start-up
- Containment opening available
- Integral forged piping nozzles and forged shells
- Stainless steel heater sleeves
- 36 heaters
- Alloy 52/152 weld material
- Increased size - EPU operational benefit
- TE for thermal transient monitoring
- Insulation access for inspection Omaha Public Power District Fort Calhoun Station
Reactor Vessel Head
- High inspection costs
- Predict failure during plant life
- Containment opening available
- Mono-block forging
- Eliminate extra nozzles
- Alloy 690/52/152 materials
- Minimize J-groove stresses Omaha Public Power District Fort Calhoun Station
Rapid Refueling Package
- CEDM upper housing leaks - PWSCC on spare housings
- Outage time constraints, space available and predicted dose
- CEDM upper housing design for stress and weld reduction
- Improved cooling with focus on housings and EEQ
- Minimize outage time Reactor Coolant Pumps/Motors - Not part of NSSSRP
- Rotating through pumps and motors for rebuild Omaha Public Power District Fort Calhoun Station
2006 Outage
- Low Pressure Turbine Rotors
- Indications of SCC in disk
- Benefit of efficiency
- Size for EPU
- Copper - Impact on RSG
- Size for EPU
- Degradation of Insulation Omaha Public Power District Fort Calhoun Station
Planned Projects
- High Pressure Turbine
- Generator Rewind
- Time and temperature on insulation
- Feedwater Heaters - possible
- Spare house and auxiliary Omaha Public Power District Fort Calhoun Station
