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{{#Wiki_filter:Enclosure 1 BSEP 13-0104 Duke Energy Presentation  
{{#Wiki_filter:Enclosure 1 BSEP 13-0104 Duke Energy Presentation - Brunswick MELLLA+ Methods Applicability, Pre-Application Meeting, August 20, 2013
-Brunswick MELLLA+ Methods Applicability, Pre-Application Meeting, August 20, 2013 Brunswick MELLLA+Methods Applicability Pre-Application Meeting August 20, 2013$~DUKE ENERGY.
 
Brnsic MLA+ Methos Appiablt* Duke Participants" Roger Thomas" Jeff Boaz" Bill Murray" Charles Stroupe (Presenter)
Brunswick MELLLA+
* GEH Participants" Jens Andersen" Kent Halac" JD Kvaall" Jim Harrison*Bruce Hagemeier r@DUKE ENERGY.2
Methods Applicability Pre-Application Meeting August 20, 2013
* Schedule* Introduction and Objectives
                          $~DUKE ENERGY.
* Fuel and plant licensing analysis strategy* GEH Methods Applicability to AREVA fuel* AREVA Methods Applicability to MELLLA+: Approach* Summary 3 ENERGY.
 
Schedule.. ....... ....... .... ....................." MELLLA+ LAR submittal (both Units)+ B1C19 sample problem with ATRIUMTM 1OXM" BIC21 cycle specific application results to NRC Fall 2014 Fall 2015* First planned MELLLA+ cycle" MELLLA+ requested approval (both Units)* MELLLA+ implementation
Brnsic   MLA+   Methos   Appiablt
# During B1C21 refueling outage Spring 2016 Spring 2016 DUKE ENERGY.4
* Duke Participants
* GEH Participants
  " Roger Thomas               " Jens Andersen
  " Jeff Boaz                 " Kent Halac
  " Bill Murray               " JD Kvaall
  " Charles Stroupe           " Jim Harrison (Presenter)
                                  *Bruce Hagemeier r@DUKE 2                                          ENERGY.
* Schedule
* Introduction and Objectives
* Fuel and plant licensing analysis strategy
* GEH Methods Applicability to AREVA fuel
* AREVA Methods Applicability to MELLLA+: Approach
* Summary 3                                         ENERGY.
 
Schedule
..
......
  .......
    ....
      .                                         ........
  " MELLLA+ LAR submittal (both Units)                 Fall 2014
        + B1C19 sample problem with ATRIUMTM 1OXM
  " BIC21 cycle specific application results to NRC     Fall 2015
* First planned MELLLA+ cycle
  " MELLLA+ requested approval (both Units)             Spring 2016
* MELLLA+ implementation
        # During B1C21 refueling outage                   Spring 2016 DUKE 4                                                      ENERGY.
* Provide details on GEH methods applicability
* Provide details on GEH methods applicability
# GEH ability to model ATWS with AREVA fuel* AREVA methods applicability to MELLLA+: Approach~@DUKE 5 ENERGY.  
  # GEH ability to model ATWS with AREVA fuel
" On January 8, 2013 Duke energy presented a pre-application meeting with the NRC. (ML13007A373)" Benefits of MELLLA+" Approach to fuel and licensing analysis strategies
* AREVA methods applicability to MELLLA+: Approach
* Thermal hydraulic stability solution (AREVA's Enhanced Option IIl)* Containment Accident Pressure (CAP)" Anticipated Transient Without SCRAM analysis" MELLLA+ impacts* Several follow up pre-application meetings were proposed.For today's meeting, methods applicability will be discussed.
                                              ~@DUKE 5                                         ENERGY.
* The NRC requested "The licensee should justify the use and applicability of the GEH generic MELLLA+ LTR to the AREVA approaches and the use of AREVA fuel assemblies." (ML13016A014)
 
DUKE 6 ENEGY Brunswick MELLLA+ Power Flow Map I 120.0 110.0 100.0 90.0 80.0 70.0 o 60.0 50.0 40.0 30.0 20.0 10.0 0.0 0.0 7.7 16.4 23.1 30.8 38.5 46.2 53.9 61.6 69.3 77.0 84.7 92.4 Mlbs/hr Core Flow 0 10 20 30 40 50 60 70 80 90 100 110 120 % Core Flow 7 NERGY.  
" On January 8, 2013 Duke energy presented a pre-application meeting with the NRC. (ML13007A373)
" All topical areas of the MELLLA+ LTR will be addressed in the LAR* Duke Energy will address: " SAR Integration of GEH and AREVA input" APRM and Enhanced Option III setpoints and implementation
  " Benefits of MELLLA+
* Risk evaluation, procedure updates, operator training" Plant changes to mitigate ATWS (SLC B-10 enrichment increase)* Selected non-fuel impacts 8 ENERGY.
  " Approach to fuel and licensing analysis strategies
* GEH MELLLA+ LTR process (NEDC-33006P-A) with GEH methodologies and analyses will address:* Non-fuel impacts" Long term ATWS and ATWS instability explicitly modeling ATRIUMTM 1OXM fuel 9@"DUKE 9 ENNERGY.
* Thermal hydraulic stability solution (AREVA's Enhanced Option IIl)
Fuel and plant licensing analysis strategy AREVA* AREVA methodologies and analyses will address:° Fuel, core design, COLR fuel limits, LOCA, DBA" ATWS and ASME overpressure" Enhanced Option III (EO-Ill) stability solution$~DUK ENERGY.10 GE ehd Appiablt to AR A fue* GEH will present information on methods applicability
* Containment Accident Pressure (CAP)
* ATRIUM T M 10 Fuel Experience
  " Anticipated Transient Without SCRAM analysis
* ATRIUMTM 1 OXM Fuel for ATWS Methods" Uncertainty Identification/Management Process* ATRIUMTM 1OXM Modeling Approach" Methods Application
  " MELLLA+ impacts
*Core Modeling*ATWS Analysis*Applicable Interim Methods LTR and MELLLA+ LTR Limitations and Conditions
* Several follow up pre-application meetings were proposed.
~@DUKE 11 ENERGY.
For today's meeting, methods applicability will be discussed.
* GEH proprietary presentation will be given at this point in the presenation 12 $ENERGY.  
* The NRC requested "The licensee should justify the use and applicability of the GEH generic MELLLA+ LTR to the AREVA approaches and the use of AREVA fuel assemblies."
" Schedule* Introduction and Objectives
(ML13016A014)                                             DUKE 6                                                       ENEGY
* Fuel and plant licensing analysis strategy* GEH Methods Applicability to AREVA fuel* AREVA Methods Applicability to MELLLA+: Approach* Summary 1 DUKE 13 ENERGY.
 
AREA Mehoso Appiabltyt M LA: Approac" An AREVA methods applicability report has been generated that addresses:
Brunswick MELLLA+ Power Flow Map                       I 120.0 110.0 100.0 90.0 80.0 70.0 o 60.0 50.0 40.0 30.0 20.0 10.0 0.0 0.0 7.7 16.4 23.1   30.8   38.5 46.2   53.9   61.6 69.3 77.0 84.7 92.4   Mlbs/hr Core Flow 0   10 20   30     40     50   60     70     80   90   100 110 120   % Core Flow 7                                                                                     NERGY.
Thermal-Hydraulics, Core Neutronics, Transient Analysis, LOCA and Stability.
 
* Report will be submitted for information with the LAR" Methods applicability report shows* There are no SER restrictions on AREVA methodology that are impacted by MELLLA+ operation* MELLLA+ core and assembly conditions for Brunswick are equivalent to core and assembly conditions of other plants for which the methodology was benchmarked
" All topical areas of the MELLLA+ LTR will be addressed in the LAR
* Duke Energy will address:
  " SAR Integration of GEH and AREVA input
  " APRM and Enhanced Option III setpoints and implementation
* Risk evaluation, procedure updates, operator training
  " Plant changes to mitigate ATWS (SLC B-10 enrichment increase)
* Selected non-fuel impacts 8                                   ENERGY.
* GEH MELLLA+ LTR process (NEDC-33006P-A) with GEH methodologies and analyses will address:
* Non-fuel impacts
  " Long term ATWS and ATWS instability explicitly modeling ATRIUMTM 1OXM fuel 9@"DUKE 9                                               ENNERGY.
 
Fuel and plant licensing analysis strategy AREVA
* AREVA methodologies and analyses will address:
  ° Fuel, core design, COLR fuel limits, LOCA, DBA
  " ATWS and ASME overpressure
  " Enhanced Option III (EO-Ill) stability solution 10
                                                    $~DUK ENERGY.
 
GE     ehd         Appiablt         to AR     A fue
* GEH will present information on methods applicability
* ATRIUM TM 10 Fuel Experience
* ATRIUMTM 1OXM Fuel for ATWS Methods
    " Uncertainty Identification/Management Process
* ATRIUMTM 1OXM Modeling Approach
    " Methods Application
      *Core Modeling
      *ATWS Analysis
      *Applicable Interim Methods LTR and MELLLA+ LTR Limitations and Conditions
                                                      ~@DUKE 11                               ENERGY.
* GEH proprietary presentation will be given at this point in the presenation 12                                             $ENERGY.
 
" Schedule
* Introduction and Objectives
* Fuel and plant licensing analysis strategy
* GEH Methods Applicability to AREVA fuel
* AREVA Methods Applicability to MELLLA+: Approach
* Summary 1 DUKE 13                                         ENERGY.
 
AREA       Mehoso       Appiabltyt           M     LA:     Approac
" An AREVA methods applicability report has been generated that addresses: Thermal-Hydraulics, Core Neutronics, Transient Analysis, LOCA and Stability.
* Report will be submitted for information with the LAR
" Methods applicability report shows
* There are no SER restrictions on AREVA methodology that are impacted by MELLLA+ operation
* MELLLA+ core and assembly conditions for Brunswick are equivalent to core and assembly conditions of other plants for which the methodology was benchmarked
* Bundle operating conditions in the MELLLA+ regime are within the envelope of hydraulic test data used for model qualification and operating experience
* Bundle operating conditions in the MELLLA+ regime are within the envelope of hydraulic test data used for model qualification and operating experience
* The AREVA methodology is applicable for MELLLA+ conditions at Brunswick 14DUKE 14 ENERGY.
* The AREVA methodology is applicable for MELLLA+ conditions at Brunswick 14DUKE 14                                           ENERGY.
Summary* GEH methods are applicable to ATRIUM the MELLLA+ condition TM 1OXM fuel in" ATRIUMTM 1OXM explicitly modeled* Uncertainties in modeling ATRIUMTM 1OXM fuel with GEH methods addressed* AREVA methods applicability to MELLLA+* Methods applicability report will be submitted with LAR 15 $ENERGY.
 
Summary
* GEH methods are applicable to ATRIUM TM 1OXM fuel in the MELLLA+ condition
  " ATRIUMTM   1OXM explicitly modeled
* Uncertainties in modeling ATRIUMTM 1OXM fuel with GEH methods addressed
* AREVA methods applicability to MELLLA+
* Methods applicability report will be submitted with LAR 15                                                 $ENERGY.
 
Brunswick MELLLA+ Fuels Methods Applicability Questions?
Brunswick MELLLA+ Fuels Methods Applicability Questions?
c@ uK R-XRGY.16 Selected Acronyms AL -Analytical Limit AP -Annulus Pressurization APRM -Average Power Range Monitor ATWS -Anticipated Transient Without Scram AV -Allowable Value BSP -Backup Stability Protection CAP -Containment Accident Pressure CIER -Channel Instability Exclusion Region COLR -Core Operating Limits Report DBA -Design Basis Accidents ECCS -Emergency Core Cooling System EO-Ill -Enhanced Option III EPU -Extended Power Uprate FWHOOS -Feedwater Heater Out Of Service FWT -Feedwater Temperature GEH -General Electric Hitachi HCTL -Heat Capacity Temperature Limit HSBW -Hot Shutdown Boron Weight LAR -License Amendment Request LOCA- Loss of Coolant Analysis LTR -License Topical Report MELLLA- Maximum Extended Load Line Limit Analysis MELLLA+ -Maximum Extended Load Line Limit Analysis Plus NC -Natural Circulation NPSH -Net Positive Suction Head NTSP -Nominal Trip Setpoint PRNM -Power Range Neutron Monitor SAR -Safety Analysis Report SBO -Station Black Out SLC -Standby Liquid Control SLO -Single Loop Operation SPT -Stability Protection Trip STP -Simulated Thermal Power TLO -Two Loop Operation 2RPT -Two Recirculation Pump 17}}
16 c@
uK R-XRGY.
 
Selected Acronyms AL - Analytical Limit                       LAR - License Amendment Request AP -Annulus Pressurization                 LOCA- Loss of Coolant Analysis APRM -Average     Power Range Monitor     LTR - License Topical Report ATWS -Anticipated Transient Without Scram   MELLLA- Maximum Extended Load Line Limit AV - Allowable Value                       Analysis BSP - Backup Stability Protection           MELLLA+ - Maximum Extended Load Line Limit Analysis Plus CAP - Containment Accident Pressure NC - Natural Circulation CIER - Channel Instability Exclusion Region NPSH - Net Positive Suction Head COLR - Core Operating Limits Report NTSP - Nominal Trip Setpoint DBA - Design Basis Accidents PRNM - Power Range Neutron Monitor ECCS - Emergency Core Cooling System SAR - Safety Analysis Report EO-Ill - Enhanced Option III SBO - Station Black Out EPU - Extended Power Uprate SLC - Standby Liquid Control FWHOOS - Feedwater Heater Out Of Service SLO - Single Loop Operation FWT - Feedwater Temperature SPT - Stability Protection Trip GEH - General Electric Hitachi STP - Simulated Thermal Power HCTL - Heat Capacity Temperature Limit TLO - Two Loop Operation HSBW - Hot Shutdown Boron Weight 2RPT - Two Recirculation Pump TrihoADE*
17}}

Revision as of 12:53, 4 November 2019

Duke Energy Presentation - Brunswick Mellla+ Methods Applicability, Pre-Application Meeting, August 20, 2013
ML13277A037
Person / Time
Site: Brunswick  Duke Energy icon.png
Issue date: 08/20/2013
From:
Duke Energy Carolinas
To:
Office of Nuclear Reactor Regulation
References
BSEP 13-0104
Download: ML13277A037 (18)
v • d • e


Text

Enclosure 1 BSEP 13-0104 Duke Energy Presentation - Brunswick MELLLA+ Methods Applicability, Pre-Application Meeting, August 20, 2013

Brunswick MELLLA+

Methods Applicability Pre-Application Meeting August 20, 2013

$~DUKE ENERGY.

Brnsic MLA+ Methos Appiablt

  • Duke Participants
  • GEH Participants

" Roger Thomas " Jens Andersen

" Jeff Boaz " Kent Halac

" Bill Murray " JD Kvaall

" Charles Stroupe " Jim Harrison (Presenter)

  • Bruce Hagemeier r@DUKE 2 ENERGY.
  • Schedule
  • Introduction and Objectives
  • Fuel and plant licensing analysis strategy
  • GEH Methods Applicability to AREVA fuel
  • AREVA Methods Applicability to MELLLA+: Approach
  • Summary 3 ENERGY.

Schedule

..

......

.......

....

. ........

" MELLLA+ LAR submittal (both Units) Fall 2014

+ B1C19 sample problem with ATRIUMTM 1OXM

" BIC21 cycle specific application results to NRC Fall 2015

  • First planned MELLLA+ cycle

" MELLLA+ requested approval (both Units) Spring 2016

  • MELLLA+ implementation
  1. During B1C21 refueling outage Spring 2016 DUKE 4 ENERGY.
  • Provide details on GEH methods applicability
  1. GEH ability to model ATWS with AREVA fuel
  • AREVA methods applicability to MELLLA+: Approach

~@DUKE 5 ENERGY.

" On January 8, 2013 Duke energy presented a pre-application meeting with the NRC. (ML13007A373)

" Benefits of MELLLA+

" Approach to fuel and licensing analysis strategies

  • Thermal hydraulic stability solution (AREVA's Enhanced Option IIl)
  • Containment Accident Pressure (CAP)

" Anticipated Transient Without SCRAM analysis

" MELLLA+ impacts

For today's meeting, methods applicability will be discussed.

  • The NRC requested "The licensee should justify the use and applicability of the GEH generic MELLLA+ LTR to the AREVA approaches and the use of AREVA fuel assemblies."

(ML13016A014) DUKE 6 ENEGY

Brunswick MELLLA+ Power Flow Map I 120.0 110.0 100.0 90.0 80.0 70.0 o 60.0 50.0 40.0 30.0 20.0 10.0 0.0 0.0 7.7 16.4 23.1 30.8 38.5 46.2 53.9 61.6 69.3 77.0 84.7 92.4 Mlbs/hr Core Flow 0 10 20 30 40 50 60 70 80 90 100 110 120  % Core Flow 7 NERGY.

" All topical areas of the MELLLA+ LTR will be addressed in the LAR

  • Duke Energy will address:

" SAR Integration of GEH and AREVA input

" APRM and Enhanced Option III setpoints and implementation

  • Risk evaluation, procedure updates, operator training

" Plant changes to mitigate ATWS (SLC B-10 enrichment increase)

  • Selected non-fuel impacts 8 ENERGY.
  • Non-fuel impacts

" Long term ATWS and ATWS instability explicitly modeling ATRIUMTM 1OXM fuel 9@"DUKE 9 ENNERGY.

Fuel and plant licensing analysis strategy AREVA

  • AREVA methodologies and analyses will address:

° Fuel, core design, COLR fuel limits, LOCA, DBA

" ATWS and ASME overpressure

" Enhanced Option III (EO-Ill) stability solution 10

$~DUK ENERGY.

GE ehd Appiablt to AR A fue

  • GEH will present information on methods applicability
  • ATRIUM TM 10 Fuel Experience
  • ATRIUMTM 1OXM Fuel for ATWS Methods

" Uncertainty Identification/Management Process

  • ATRIUMTM 1OXM Modeling Approach

" Methods Application

  • Core Modeling
  • ATWS Analysis
  • Applicable Interim Methods LTR and MELLLA+ LTR Limitations and Conditions

~@DUKE 11 ENERGY.

  • GEH proprietary presentation will be given at this point in the presenation 12 $ENERGY.

" Schedule

  • Introduction and Objectives
  • Fuel and plant licensing analysis strategy
  • GEH Methods Applicability to AREVA fuel
  • AREVA Methods Applicability to MELLLA+: Approach
  • Summary 1 DUKE 13 ENERGY.

AREA Mehoso Appiabltyt M LA: Approac

" An AREVA methods applicability report has been generated that addresses: Thermal-Hydraulics, Core Neutronics, Transient Analysis, LOCA and Stability.

  • Report will be submitted for information with the LAR

" Methods applicability report shows

  • There are no SER restrictions on AREVA methodology that are impacted by MELLLA+ operation
  • MELLLA+ core and assembly conditions for Brunswick are equivalent to core and assembly conditions of other plants for which the methodology was benchmarked
  • Bundle operating conditions in the MELLLA+ regime are within the envelope of hydraulic test data used for model qualification and operating experience
  • The AREVA methodology is applicable for MELLLA+ conditions at Brunswick 14DUKE 14 ENERGY.

Summary

  • GEH methods are applicable to ATRIUM TM 1OXM fuel in the MELLLA+ condition

" ATRIUMTM 1OXM explicitly modeled

  • Uncertainties in modeling ATRIUMTM 1OXM fuel with GEH methods addressed
  • AREVA methods applicability to MELLLA+
  • Methods applicability report will be submitted with LAR 15 $ENERGY.

Brunswick MELLLA+ Fuels Methods Applicability Questions?

16 c@

uK R-XRGY.

Selected Acronyms AL - Analytical Limit LAR - License Amendment Request AP -Annulus Pressurization LOCA- Loss of Coolant Analysis APRM -Average Power Range Monitor LTR - License Topical Report ATWS -Anticipated Transient Without Scram MELLLA- Maximum Extended Load Line Limit AV - Allowable Value Analysis BSP - Backup Stability Protection MELLLA+ - Maximum Extended Load Line Limit Analysis Plus CAP - Containment Accident Pressure NC - Natural Circulation CIER - Channel Instability Exclusion Region NPSH - Net Positive Suction Head COLR - Core Operating Limits Report NTSP - Nominal Trip Setpoint DBA - Design Basis Accidents PRNM - Power Range Neutron Monitor ECCS - Emergency Core Cooling System SAR - Safety Analysis Report EO-Ill - Enhanced Option III SBO - Station Black Out EPU - Extended Power Uprate SLC - Standby Liquid Control FWHOOS - Feedwater Heater Out Of Service SLO - Single Loop Operation FWT - Feedwater Temperature SPT - Stability Protection Trip GEH - General Electric Hitachi STP - Simulated Thermal Power HCTL - Heat Capacity Temperature Limit TLO - Two Loop Operation HSBW - Hot Shutdown Boron Weight 2RPT - Two Recirculation Pump TrihoADE*

17

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