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| docket = 05000302
| docket = 05000302
| license number = DPR-072
| license number = DPR-072
| contact person = Bailey S N , NRR/ADRO/DORL, 415-1321
| contact person = Bailey S , NRR/ADRO/DORL, 415-1321
| case reference number = TAC MD6750
| case reference number = TAC MD6750
| document type = Slides and Viewgraphs
| document type = Slides and Viewgraphs
Line 18: Line 18:


=Text=
=Text=
{{#Wiki_filter:m -m m m m m m m m m m m m m m m m m SEPTEMBER 14, 2007 Progress Energy mrm m m m nARmA Atten dee Progress Energy G 0 0 0 Danny Roderick Dave Varner Ted Williams Ken Wilson Phil Rose Lewis Wells Bill Peavyhouse Vice President, Nuclear Projects & Construction Manager, Project Support Services Superintendent, Power Uprates Supervisor, Licensing and Regulatory Affairs Senior Engineer, CR3 Licensing Senior Engineer, Nuclear Fuels/Safety Analysis Lead Engineer, Nuclear Engineering Services AREVA* Ed Kane* Jeff Seals Power Uprate Technical Manager Manager, Reactor Ops and Accident Analysis 2 0 Progress Energy a Intrnrdlmntinn RnrIrirnk II iml V ~ ml I I* Measurement Uncertainty Recapture P Technical
{{#Wiki_filter:m- m m m m m m m m m   m m m m m m   m m SEPTEMBER 14, 2007 Progress Energy


===Background===
mrm    m    m  m nARmA                Atten    dee Progress Energy Danny Roderick    Vice President, Nuclear Projects & Construction G Dave Varner      Manager, Project Support Services 0 Ted Williams      Superintendent, Power Uprates 0 Ken Wilson        Supervisor, Licensing and Regulatory Affairs 0 Phil Rose        Senior Engineer, CR3 Licensing Lewis Wells      Senior Engineer, Nuclear Fuels/Safety Analysis Bill Peavyhouse  Lead Engineer, Nuclear Engineering Services AREVA
P Configuration Update P RAI Responses P Technical Specifications P Schedule* Extended Power Uprate Ted Williams Ken Wilson Ken Wilson* Conclusion Danny Roderick C Progress Energy 3 Majo Prjet Organzatio
* Ed Kane          Power Uprate Technical Manager
* Purpose and Vision P Allow Line Management to Retain Operational Focus P Key Projects* Steam Generator Replacement
* Jeff Seals        Manager, Reactor Ops and Accident Analysis 2                            0  Progress Energy
* Power Level Upgrades* Dry Cask Storage* Levy County o Critical Skill Sets" Project Management" Construction Management S4 A Progress Energy M ---- M M M M M M M n M M M M MUR 1.6% Increase 2609 MWt 12MWe A 7 Requested Approval 11/15/07 License Renewal Submittal Requested Approval SG Replacement Design Install A A 0ITS Changes and A A\ Relief Requests Submittal Requested Approval BOP Efficiencies Design Install Low Turbines \ Generator  
 
\ Heat Exchangers Gain approximately 28 MWe EPU Design Major Pumps \ Heat Exchangers 8 Increase to A High Pressure Turbine Retrofit Submittal approximately Requested[7 -*-07I 3014 MWt Approval 5 N Progress Energy  
a Intrnrdlmntinn                    I'l*nnv, RnrIrirnk II iml V .*IiA ~ ml I I
-------Level-U-grades
* Measurement Uncertainty Recapture P Technical Background         Ted Williams P Configuration Update P RAI Responses               Ken Wilson P Technical Specifications P Schedule
*.Background o Measurement Uncertainty Recapture (MUR)o Balance of Plant Efficiency (BOP)o Extended Power Uprate (EPU)M 40 2007 QProgress Energy 6
* Extended Power Uprate             Ken Wilson
-n M M M M M M M M M M M M M M m M M o Typical 'Appendix K' Increase of 1.6% to 2609 MWt o Relatively Recent (2002) Uprate to 2568 MW D Appendix K Analyses and Other Reviews Done to 102% of 2568 MWt (2619 MWt)D MUR Remains Within that Value 100.4% of 2609 (2619 MWt)D With Exception of Containment Analysis, the Previous Review and Approval is Bounding 7 0 Progress Energy e The Only Significant New Analytical Effort was Associated with Containment Analysis o Utilized Current LOCA Evaluation Model (RELAP) to Calculate Mass and Energy Release for LOCA and Approved GOTHIC Model to evaluate limiting Reactor Building Response (Previous Analysis used CRAFT/CONTEMPT) o Condensing Surface Area Input was Increased from Value in FSAR but Large Margin Retained o Initially Submitted as Revision 0 of the LAR.Ultimately Reviewed and Approved Under 50.59 1 C Progress Energy 0  
* Conclusion                       Danny Roderick C Progress Energy 3
-
 
* CALDON Check-Plus LEFM System for Highly Accurate Feedwater Flow and Temperature Measurement o Significantly Improved Feedwater Pressure, and Main Steam Pressure and Temperature Measurements o Rigorous Input Calculations to CR-3 Standards o Rigorous Heat Balance Uncertainty Calculation o Consistent Treatment Within Fixed Incore Detector Monitoring System and Automated Unit Load Demand.CR-3 Uses the Secondary Heat Balance to: D Calibrate the NI's (FIDMS)D Automatically Control Output to RTP (AULD)tu Progress Energy[]  
Majo     Prjet       Organzatio
-Changes ----- --- ---* Original Design had LEFM Immediately Downstream of Installed Flow Straighteners
* Purpose and Vision P Allow Line Management to Retain Operational Focus P Key Projects
* Alden Testing Results P Flow Straightener Adversely Impacted LEFM* Tested With and Without Flow Straighteners
* Steam Generator Replacement
* Reconfiguring  
* Power Level Upgrades
'A' Train Without Straightener and 'B' with Straightener Downstream 10 Progress Energy i m m m m m m m m m m m m m m m m m m m 11%, 0-Nq p en m m. Im e I PROGRESS ENERGY vCITlrM. LOU M Pipe Confiigurnatlan  
* Dry Cask Storage
-LODP A Sketch P~w CorfurtlmU-oa~p A 1 1 1 A.CrTmrH Nn. lI3H[TI -V)SKETCH NO. ISHEETI NEW (0-200071 K Progress Energy 11 m m m m m m m m m m m m m m m m m m m--Oýp .p"--'0OF"Wv-f I Mz Ia I PREKiRESS ENERGY RMmL mvm Wmar m Pipe Skotch Pipe 1 A mETCIH NO. ISHEETI WV U 00 C Progress Energy 12 m m mm m m
* Levy County o Critical Skill Sets
* mmmmm e MUR Does NOT Result in Significant Changes P Constant RCS T avg of 579 F P RCS T hot and T cold changes < -0.4 F D FW/MS Flow Changes of -1.6 %0 Instrument Changes are Additions Not Replacement e Unique Interface with Grid Limits Impact of MUR/EPU 0- 20071 13 & Progress Energy  
        " Project Management
-------------------.....RSIC ARDINTRACE 7 *-200701 0Progress Energy 14  
        " Construction Management A  S4                                           Progress Energy
---M M M M -M -M M M M m m* Electrical o Recall that CR3 Output is to 500 kV grid and Offsite Power Sources are the 230 kV grid D Re-ran Transmission Calculations (Capacity, Stability, etc) for Uprates D MUR (nor EPU) Adversely Impacts Grid Stability* Operations/Human Factors D Thorough Review of All EP/AP Actions D No Significant Impacts Identified D Testing, Training and Simulator Impacts All Addressed through our normal Engineering Change processes U 15 & Progress Energy m m M-m M Mn M Mm--- -M M-MMM Mm M M m M* Fire Protection P No Changes in Mitigation Systems P No New SSC's Which Require Protection o Minor Increase in IB Combustibles  
 
/ Time to Shutdown* Systems D Changes in System Flow and Pressures Not Expected to Impact IST Results* Programs D FAC Model Conservatively Updated to Screen for Major Impacts D FAC Model Being Fully Updated for MUR and EPU M 2007 16 Progress Energy  
    -       ---     M                     M       M       M     M     M     M       n M          M M   M         M MUR 1.6% Increase 2609 MWt 12MWe A       7 Requested Approval 11/15/07 License Renewal Submittal                         Requested Approval SG Replacement Design               Install A         A           0ITS         Changes and A                       A\                     Relief Requests Submittal             Requested Approval BOP Efficiencies Design                 Install Low Turbines \ Generator \ Heat Exchangers Gain approximately 28 MWe EPU Design Major Pumps \ Heat Exchangers             8             Increase to           A High Pressure Turbine Retrofit       Submittal       approximately       Requested 3014 MWt          Approval
-m --- m m ---- -mm- mm -m.Reactor Vessel Materials Program 32 EFPY Calculations Retained 7 % Fluence Margin.2002 and MUR Uprates < 7 % Impact o All Other Details Handled As Part of Robust Owners Group Program 17 J Progress Energy M n m --M M -M M M M MM&#xfd; M M Abnra Ope0.tion o Loss of LEFM (and Associated Equipment) will be Controlled by Minor Revision to RPS Technical Specifications.
[7
o Working with NRC and FENOC/Davis Besse for Consistency o Alarms will Alert Operator about Losses of Required Equipment o 12 Hours to Reduce Power (Prompt, but with Time to Properly Manage Reactivity Change)o 48 Hours to Reduce RPS Overpower Trip Set-point from 104.9 to 103.3 (Allows Reasonable Time to Schedule)Progress Energy I&#xfd;1'U m m M M M -M M -M M MMM Tehia Seciiato Changes* ITS Changes are Due to Required LSSS Change.* Do Not Consider it Necessary to Modify SR.P Existing Secondary Heat Balance Adequate Mw.up to 2568 P Improved Secondary Heat Balance Needed above 2568 Mw.e Completion Times Appropriate.
-*-07I 5                                         N Progress Energy
e CR3 Operated Consistent with RIS 2007-21.1 2007 0Progress Energy 19
 
  -------                       Level-U-grades
                  *.Background o Measurement Uncertainty Recapture (MUR) o Balance of Plant Efficiency (BOP) o Extended Power Uprate (EPU) 40 2007                         6              QProgress Energy M
 
- n   M M   M   M M   M   M M   M   M M M   M   M     m   M M o Typical 'Appendix K' Increase of 1.6% to 2609 MWt o Relatively Recent (2002) Uprate to 2568 MW DAppendix K Analyses and Other Reviews Done to 102% of 2568 MWt (2619 MWt)
DMUR Remains Within that Value 100.4% of 2609 (2619 MWt)
DWith Exception of Containment Analysis, the Previous Review and Approval is Bounding 0                      7                         Progress Energy
 
e The Only Significant New Analytical Effort was Associated with Containment Analysis o Utilized Current LOCA Evaluation Model (RELAP) to Calculate Mass and Energy Release for LOCA and Approved GOTHIC Model to evaluate limiting Reactor Building Response (Previous Analysis used CRAFT/CONTEMPT) o Condensing Surface Area Input was Increased from Value in FSAR but Large Margin Retained o Initially Submitted as Revision 0 of the LAR.
Ultimately Reviewed and Approved Under 50.59 1                                           C Progress Energy 0
 
-                        Unncert-a-imnt-*Reductonm
* CALDON Check-Plus LEFM System for Highly Accurate Feedwater Flow and Temperature Measurement o       Significantly Improved Feedwater Pressure, and Main Steam Pressure and Temperature Measurements o       Rigorous Input Calculations to CR-3 Standards o       Rigorous Heat Balance Uncertainty Calculation o       Consistent Treatment Within Fixed Incore Detector Monitoring System and Automated Unit Load Demand.
CR-3 Uses the Secondary Heat Balance to:
DCalibrate the NI's (FIDMS)
DAutomatically Control Output to RTP (AULD) tu
* Progress Energy
  *UUI []
 
-                         -----     Changes - --       ---
* Original Design had LEFM Immediately Downstream of Installed Flow Straighteners
* Alden Testing Results P Flow Straightener Adversely Impacted LEFM
* Tested With and Without Flow Straighteners
* Reconfiguring 'A' Train Without Straightener and 'B' with Straightener Downstream 10
* Progress Energy i
 
m   m     m m       m m m m m m m         m           m         m   m   m     m   m m 11%,
0-Nq pen        m m. ImI e PROGRESS ENERGY vCITlrM. LOU M Pipe Confiigurnatlan - LODP A Sketch P~w CorfurtlmU-oa~p A 1 1 1 A
                                          .CrTmrH Nn.       lI3H[TI -V)(
SKETCH NO.       ISHEETI NEW 0-200071                   11 K Progress Energy
 
m m m m     m m m m     m m m         m         m           m m m     m   m m O&#xfd; p .p"
        '0OF "Wv-f         I Mz Ia I PREKiRESS ENERGY RMmL mvm Wmar m Pipe ConfIguor*lan Skotch Pipe Canflgur*tbn 1             A mETCIHNO.       ISHEETI WV U00                  12 C Progress Energy
 
mm      mm     m     m
* mmmmm e   MUR Does NOT Result in Significant Changes P Constant RCS T avg of 579 F P RCS T hot and T cold changes < -0.4 F D FW/MS Flow Changes of -1.6 %
0 Instrument Changes are Additions Not Replacement e Unique Interface with Grid Limits Impact of MUR/EPU 0-   20071                   13                     & Progress Energy
 
RSIC         ARDINTRACE 0Progress Energy 7
  *-200701               14
 
  - -M -       M   M M     M   -   M M   M   -        M     m m
* Electrical o Recall that CR3 Output is to 500 kV grid and Offsite Power Sources are the 230 kV grid D Re-ran Transmission Calculations (Capacity, Stability, etc) for Uprates D MUR (nor EPU) Adversely Impacts Grid Stability
* Operations/Human Factors D Thorough Review of All EP/AP Actions D No Significant Impacts Identified D Testing, Training and Simulator Impacts All Addressed through our normal Engineering Change processes U                       15                     & Progress Energy
 
m   m     M-m M   Mn     M Mm---   M M-MMM   -      Mm   M   M       m M
* Fire Protection P No Changes in Mitigation Systems P No New SSC's Which Require Protection o Minor Increase in IB Combustibles / Time to Shutdown
* Systems D Changes in System Flow and Pressures Not Expected to Impact IST Results
* Programs D FAC Model Conservatively Updated to Screen for Major Impacts D FAC Model Being Fully Updated for MUR and EPU 16
* Progress Energy M  2007
 
- m -   --     m   m   -   ---         -mm-   mm             -m
  . Reactor Vessel Materials Program 32 EFPY Calculations Retained 7 % Fluence Margin.
2002 and MUR Uprates < 7 % Impact o All Other Details Handled As Part of Robust Owners Group Program 17                     J Progress Energy
 
M m   -n  -       M   M     -M M   M     M   MM         &#xfd;     M     M Abnra           Ope0.tion I&#xfd; o   Loss of LEFM (and Associated Equipment) will be Controlled by Minor Revision to RPS Technical Specifications.
o   Working with NRC and FENOC/Davis Besse for Consistency o   Alarms will Alert Operator about Losses of Required Equipment o   12 Hours to Reduce Power (Prompt, but with Time to Properly Manage Reactivity Change) o   48 Hours to Reduce RPS Overpower Trip Set-point from 104.9 to 103.3 (Allows Reasonable Time to Schedule)
* Progress Energy 1'U
 
m m     M   M-  M       M   M     - M M   MMM Tehia           Seciiato             Changes
* ITS Changes are Due to Required LSSS Change.
* Do Not Consider it Necessary to Modify SR.
P Existing Secondary Heat Balance Adequate up to 2568 Mw.
P Improved Secondary Heat Balance Needed above 2568 Mw.
e Completion Times Appropriate.
e CR3 Operated Consistent with RIS 2007-21.
0Progress Energy 12007                          19
* CR3 Installing All MUR Related Modifications and Implementing Procedure Changes to Support Operation at 2609 MWt Upon Restart from Fall Outage (early December).
* CR3 Installing All MUR Related Modifications and Implementing Procedure Changes to Support Operation at 2609 MWt Upon Restart from Fall Outage (early December).
o By Mid-October We Need to Know When the NRC Expects to Issue SER.20 Progress Energy  
o By Mid-October We Need to Know When the NRC Expects to Issue SER.
---n ---------  
20
-----0 0 0 0 Will Follow.NRC Guidance Will Extensively Utilize Industry Experience Expect 3014 MWt RTP Some Changes will have been Accomplished Through Other Projects D Step-up Transformers Replaced in 2007 D Turbines and Generator Modified in 2009 D Steam Generator Replacement Completed in 2009 CProgress Energy 21 Exene Pow er Upra* BOP Evaluation Completed (AREVA/Progress Energy).Identified Needed Major Components and System Changes o Selecting Vendor to Complete Component Specifications, Conceptual and Final Designs o NSSS Evaluation Underway (AREVA)D Complete Accident and Transient Reanalysis D Any New Methods Will be Pursued Separately D Preliminary Fuel Cycle Designs for Next Four Cycles SProgress Energy M 44 0 FOCUS AR EA* As Requested, We Are Evaluating Separable Parallel.
* Progress Energy
These Include: o Boron Precipitation 0 Small and Intermediate LOCAs* Secondary Depressurization
 
*Core Flood Line Break P LOCA Mass and Energy* Input Validation s Impacts on Interfacing Systems NsP-e=CProgress Energy 23
-   n--       ---------                         - ----
* CR3 Has a Clear and Current Licensing Basis EPU Raises Decay Heat Load and Impacts Effectiveness of Active Measures RB Sump Modifications Improved Structural Limits which Expands Dump-to-Sump Range SMonitoring Industry OE and Regulatory Feedback* Expect Continued Compliance with Current CR3 Licensing Basis Through Minor Modifications and Adjustments to Limits on Various Active Means of Dilution*2007 24 C Progress Energy
0     Will Follow.NRC Guidance 0    Will Extensively Utilize Industry Experience 0    Expect 3014 MWt RTP 0    Some Changes will have been Accomplished Through Other Projects DStep-up Transformers Replaced in 2007 DTurbines and Generator Modified in 2009 DSteam Generator Replacement Completed in 2009 21                    CProgress Energy
* SBLOCA CLPD Results Within Appendix K Limits* Crediting Manual Depressurization Improves PCT Results." Improvement Sufficient to Keep All SBLOCA Well Within Appropriate Limits." Atmospheric Dump Valves Will be Enlarged.3CR3 and AREVA Continuing to Evaluate Design Details.20107 CProgress Energy 25 M M M &#xfd;M M M M M M M M M -M &#xfd; &#xfd;e Core Flood Line Break, With Off Site Power and Concurrent Single Failures of Other Train Components.
 
Produces Unacceptable Results o Cross Ties of DH Trains Would Resolve but Entails Piping Modification Within RB With Multiple New Components and Potential Leak Sites.a CR3 Exploring Potential Applicability of Licensing Options D Leak-Before-Break D Eliminate Single Failure Based Upon Risk-Informed LOCA Concepts or Other Means e Further Evaluation and Dialogue Required (*2007_26 & Progress Energy m m M -M Mmn M --M m -M -M M M* CA Mas an Enrg* EPU Will Result in Higher Energy Release to RB RCS T avg and thus Higher* Preliminary Results Acceptable
Exene         Pow er   Upra
*Field Validating Certain Critical Inputs This Outage a Accurate Results Needed to Properly Systems (RB Cooling, RB Spray, and Interface with Other Service Water)SProgress Energy 7 *-20071 27 mm-n ----nnCncluon mm s o MUR Proceeding on Schedule o EPU Efforts Well Underway D Using Staff Feedback from Last Meeting D Establishing More Frequent and Communications Regular o Comments or Questions?
* BOP Evaluation Completed (AREVA/Progress Energy).             M Identified Needed Major Components and System Changes o Selecting Vendor to Complete Component Specifications, Conceptual and Final Designs o NSSS Evaluation Underway (AREVA)
2AO07& Progress Energy 28}}
D Complete   Accident and Transient Reanalysis D Any New Methods Will be Pursued Separately D Preliminary Fuel Cycle Designs for Next Four Cycles SProgress Energy 44
 
0 FOCUS       AR EA
* As Requested, We Are Evaluating Separable NsP-e=
Parallel. These Include:
o Boron Precipitation 0 Small and Intermediate LOCAs
* Secondary Depressurization
      *Core Flood Line Break P LOCA Mass and Energy
* Input Validation s Impacts on Interfacing Systems 23                CProgress Energy
* CR3 Has a Clear and Current Licensing Basis EPU Raises Decay Heat Load and Impacts Effectiveness of Active Measures RB Sump Modifications Improved Structural Limits which Expands Dump-to-Sump Range SMonitoring Industry OE and Regulatory Feedback
* Expect Continued Compliance with Current CR3 Licensing Basis Through Minor Modifications and Adjustments to Limits on Various Active Means of Dilution
*2007                       24                     C Progress Energy
* SBLOCA CLPD Results Within Appendix K Limits
* Crediting Manual Depressurization Improves PCT Results.
" Improvement Sufficient to Keep All SBLOCA Well Within Appropriate Limits.
" Atmospheric Dump Valves Will be Enlarged.
3CR3 and AREVA Continuing to Evaluate Design Details.
20107                     25                  CProgress Energy
 
M M     M   &#xfd;       M   M M   M   M   M   M M   M           M     &#xfd;   &#xfd;-
e Core Flood Line Break, With Off Site Power and Concurrent Single Failures of Other Train Components.
Produces Unacceptable Results o Cross Ties of DH Trains Would Resolve but Entails Piping Modification Within RB With Multiple New Components and Potential Leak Sites.
a CR3 Exploring Potential Applicability of Licensing Options D Leak-Before-Break D Eliminate Single Failure Based Upon Risk-Informed LOCA Concepts or Other Means e Further Evaluation and Dialogue Required
(*2007_                        26                      & Progress Energy
 
m m     M -   M Mmn M           -M      -     m   -M       M     M-  M
* CA   Mas       an     Enrg
* EPU Will Result in Higher RCS T avg and thus Higher Energy Release to RB
* Preliminary Results Acceptable
    *Field Validating Certain Critical Inputs This Outage a Accurate Results Needed to Properly Interface with Other Systems (RB Cooling, RB Spray, and Service Water)
SProgress Energy 7
  *-20071                     27
 
mm-n               ---- nnCncluon           s mm o MUR Proceeding on Schedule o EPU Efforts Well Underway D Using Staff Feedback from Last Meeting D Establishing More Frequent and Regular Communications o Comments or Questions?
2AO07                       28                & Progress Energy}}

Latest revision as of 05:43, 13 March 2020

Slides of September 14, 2007, Meeting with Progress Energy Florida, Inc., to Discuss Power Uprates at Crystal River, Unit 3
ML080510384
Person / Time
Site: Crystal River Duke Energy icon.png
Issue date: 02/15/2008
From:
Progress Energy Florida
To:
Office of Nuclear Reactor Regulation
Bailey S , NRR/ADRO/DORL, 415-1321
References
TAC MD6750
Download: ML080510384 (28)
v • d • e


Text

m- m m m m m m m m m m m m m m m m m SEPTEMBER 14, 2007 Progress Energy

mrm m m m nARmA Atten dee Progress Energy Danny Roderick Vice President, Nuclear Projects & Construction G Dave Varner Manager, Project Support Services 0 Ted Williams Superintendent, Power Uprates 0 Ken Wilson Supervisor, Licensing and Regulatory Affairs 0 Phil Rose Senior Engineer, CR3 Licensing Lewis Wells Senior Engineer, Nuclear Fuels/Safety Analysis Bill Peavyhouse Lead Engineer, Nuclear Engineering Services AREVA

  • Jeff Seals Manager, Reactor Ops and Accident Analysis 2 0 Progress Energy

a Intrnrdlmntinn I'l*nnv, RnrIrirnk II iml V .*IiA ~ ml I I

  • Conclusion Danny Roderick C Progress Energy 3

Majo Prjet Organzatio

  • Purpose and Vision P Allow Line Management to Retain Operational Focus P Key Projects
  • Power Level Upgrades
  • Dry Cask Storage
  • Levy County o Critical Skill Sets

" Project Management

" Construction Management A S4 Progress Energy

- --- M M M M M M M n M M M M M MUR 1.6% Increase 2609 MWt 12MWe A 7 Requested Approval 11/15/07 License Renewal Submittal Requested Approval SG Replacement Design Install A A 0ITS Changes and A A\ Relief Requests Submittal Requested Approval BOP Efficiencies Design Install Low Turbines \ Generator \ Heat Exchangers Gain approximately 28 MWe EPU Design Major Pumps \ Heat Exchangers 8 Increase to A High Pressure Turbine Retrofit Submittal approximately Requested 3014 MWt Approval

[7

-*-07I 5 N Progress Energy

Level-U-grades

- n M M M M M M M M M M M M M M m M M o Typical 'Appendix K' Increase of 1.6% to 2609 MWt o Relatively Recent (2002) Uprate to 2568 MW DAppendix K Analyses and Other Reviews Done to 102% of 2568 MWt (2619 MWt)

DMUR Remains Within that Value 100.4% of 2609 (2619 MWt)

DWith Exception of Containment Analysis, the Previous Review and Approval is Bounding 0 7 Progress Energy

e The Only Significant New Analytical Effort was Associated with Containment Analysis o Utilized Current LOCA Evaluation Model (RELAP) to Calculate Mass and Energy Release for LOCA and Approved GOTHIC Model to evaluate limiting Reactor Building Response (Previous Analysis used CRAFT/CONTEMPT) o Condensing Surface Area Input was Increased from Value in FSAR but Large Margin Retained o Initially Submitted as Revision 0 of the LAR.

Ultimately Reviewed and Approved Under 50.59 1 C Progress Energy 0

- Unncert-a-imnt-*Reductonm

  • CALDON Check-Plus LEFM System for Highly Accurate Feedwater Flow and Temperature Measurement o Significantly Improved Feedwater Pressure, and Main Steam Pressure and Temperature Measurements o Rigorous Input Calculations to CR-3 Standards o Rigorous Heat Balance Uncertainty Calculation o Consistent Treatment Within Fixed Incore Detector Monitoring System and Automated Unit Load Demand.

CR-3 Uses the Secondary Heat Balance to:

DCalibrate the NI's (FIDMS)

DAutomatically Control Output to RTP (AULD) tu

  • Progress Energy
  • UUI []

- ----- Changes - -- ---

  • Original Design had LEFM Immediately Downstream of Installed Flow Straighteners
  • Alden Testing Results P Flow Straightener Adversely Impacted LEFM
  • Tested With and Without Flow Straighteners
  • Reconfiguring 'A' Train Without Straightener and 'B' with Straightener Downstream 10
  • Progress Energy i

m m m m m m m m m m m m m m m m m m m 11%,

0-Nq pen m m. ImI e PROGRESS ENERGY vCITlrM. LOU M Pipe Confiigurnatlan - LODP A Sketch P~w CorfurtlmU-oa~p A 1 1 1 A

.CrTmrH Nn. lI3H[TI -V)(

SKETCH NO. ISHEETI NEW 0-200071 11 K Progress Energy

m m m m m m m m m m m m m m m m m m m Oý p .p"

'0OF "Wv-f I Mz Ia I PREKiRESS ENERGY RMmL mvm Wmar m Pipe ConfIguor*lan Skotch Pipe Canflgur*tbn 1 A mETCIHNO. ISHEETI WV U00 12 C Progress Energy

mm mm m m

  • mmmmm e MUR Does NOT Result in Significant Changes P Constant RCS T avg of 579 F P RCS T hot and T cold changes < -0.4 F D FW/MS Flow Changes of -1.6 %

0 Instrument Changes are Additions Not Replacement e Unique Interface with Grid Limits Impact of MUR/EPU 0- 20071 13 & Progress Energy

RSIC ARDINTRACE 0Progress Energy 7

  • -200701 14

- -M - M M M M - M M M - M m m

  • Electrical o Recall that CR3 Output is to 500 kV grid and Offsite Power Sources are the 230 kV grid D Re-ran Transmission Calculations (Capacity, Stability, etc) for Uprates D MUR (nor EPU) Adversely Impacts Grid Stability
  • Operations/Human Factors D Thorough Review of All EP/AP Actions D No Significant Impacts Identified D Testing, Training and Simulator Impacts All Addressed through our normal Engineering Change processes U 15 & Progress Energy

m m M-m M Mn M Mm--- M M-MMM - Mm M M m M

  • Fire Protection P No Changes in Mitigation Systems P No New SSC's Which Require Protection o Minor Increase in IB Combustibles / Time to Shutdown
  • Systems D Changes in System Flow and Pressures Not Expected to Impact IST Results
  • Programs D FAC Model Conservatively Updated to Screen for Major Impacts D FAC Model Being Fully Updated for MUR and EPU 16
  • Progress Energy M 2007

- m - -- m m - --- -mm- mm -m

. Reactor Vessel Materials Program 32 EFPY Calculations Retained 7 % Fluence Margin.

2002 and MUR Uprates < 7 % Impact o All Other Details Handled As Part of Robust Owners Group Program 17 J Progress Energy

M m -n - M M -M M M M MM ý M M Abnra Ope0.tion Iý o Loss of LEFM (and Associated Equipment) will be Controlled by Minor Revision to RPS Technical Specifications.

o Working with NRC and FENOC/Davis Besse for Consistency o Alarms will Alert Operator about Losses of Required Equipment o 12 Hours to Reduce Power (Prompt, but with Time to Properly Manage Reactivity Change) o 48 Hours to Reduce RPS Overpower Trip Set-point from 104.9 to 103.3 (Allows Reasonable Time to Schedule)

  • Progress Energy 1'U

m m M M- M M M - M M MMM Tehia Seciiato Changes

  • ITS Changes are Due to Required LSSS Change.
  • Do Not Consider it Necessary to Modify SR.

P Existing Secondary Heat Balance Adequate up to 2568 Mw.

P Improved Secondary Heat Balance Needed above 2568 Mw.

e Completion Times Appropriate.

e CR3 Operated Consistent with RIS 2007-21.

0Progress Energy 12007 19

  • CR3 Installing All MUR Related Modifications and Implementing Procedure Changes to Support Operation at 2609 MWt Upon Restart from Fall Outage (early December).

o By Mid-October We Need to Know When the NRC Expects to Issue SER.

20

  • Progress Energy

- n-- --------- - ----

0 Will Follow.NRC Guidance 0 Will Extensively Utilize Industry Experience 0 Expect 3014 MWt RTP 0 Some Changes will have been Accomplished Through Other Projects DStep-up Transformers Replaced in 2007 DTurbines and Generator Modified in 2009 DSteam Generator Replacement Completed in 2009 21 CProgress Energy

Exene Pow er Upra

  • BOP Evaluation Completed (AREVA/Progress Energy). M Identified Needed Major Components and System Changes o Selecting Vendor to Complete Component Specifications, Conceptual and Final Designs o NSSS Evaluation Underway (AREVA)

D Complete Accident and Transient Reanalysis D Any New Methods Will be Pursued Separately D Preliminary Fuel Cycle Designs for Next Four Cycles SProgress Energy 44

0 FOCUS AR EA

  • As Requested, We Are Evaluating Separable NsP-e=

Parallel. These Include:

o Boron Precipitation 0 Small and Intermediate LOCAs

  • Secondary Depressurization
  • Core Flood Line Break P LOCA Mass and Energy
  • Input Validation s Impacts on Interfacing Systems 23 CProgress Energy
  • CR3 Has a Clear and Current Licensing Basis EPU Raises Decay Heat Load and Impacts Effectiveness of Active Measures RB Sump Modifications Improved Structural Limits which Expands Dump-to-Sump Range SMonitoring Industry OE and Regulatory Feedback
  • Expect Continued Compliance with Current CR3 Licensing Basis Through Minor Modifications and Adjustments to Limits on Various Active Means of Dilution
  • 2007 24 C Progress Energy
  • SBLOCA CLPD Results Within Appendix K Limits
  • Crediting Manual Depressurization Improves PCT Results.

" Improvement Sufficient to Keep All SBLOCA Well Within Appropriate Limits.

" Atmospheric Dump Valves Will be Enlarged.

3CR3 and AREVA Continuing to Evaluate Design Details.

20107 25 CProgress Energy

M M M ý M M M M M M M M M M ý ý-

e Core Flood Line Break, With Off Site Power and Concurrent Single Failures of Other Train Components.

Produces Unacceptable Results o Cross Ties of DH Trains Would Resolve but Entails Piping Modification Within RB With Multiple New Components and Potential Leak Sites.

a CR3 Exploring Potential Applicability of Licensing Options D Leak-Before-Break D Eliminate Single Failure Based Upon Risk-Informed LOCA Concepts or Other Means e Further Evaluation and Dialogue Required

(*2007_ 26 & Progress Energy

m m M - M Mmn M -M - m -M M M- M

  • CA Mas an Enrg
  • EPU Will Result in Higher RCS T avg and thus Higher Energy Release to RB
  • Preliminary Results Acceptable
  • Field Validating Certain Critical Inputs This Outage a Accurate Results Needed to Properly Interface with Other Systems (RB Cooling, RB Spray, and Service Water)

SProgress Energy 7

  • -20071 27

mm-n ---- nnCncluon s mm o MUR Proceeding on Schedule o EPU Efforts Well Underway D Using Staff Feedback from Last Meeting D Establishing More Frequent and Regular Communications o Comments or Questions?

2AO07 28 & Progress Energy

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