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KEPRI, PlugKEPRI, PlugKEPRI, PlugKEPRI, Plug----in the Futurein the Futurein the Futurein the Future
Implementation of the Rules for the Continued Implementation of the Rules for the Continued Implementation of the Rules for the Continued Implementation of the Rules for the Continued
Operation in KoreaOperation in KoreaOperation in KoreaOperation in Korea
Presented byPresented byPresented byPresented by
JongJongJongJong----JoohJoohJoohJooh KwonKwonKwonKwon
KEPRI, PlugKEPRI, PlugKEPRI, PlugKEPRI, Plug----in the Futurein the Futurein the Futurein the Future
ContentsContentsContentsContents
I.I.I.I. Dynamic and Innovative Nuclear Dynamic and Innovative Nuclear Dynamic and Innovative Nuclear Dynamic and Innovative Nuclear
Energy Activities in KoreaEnergy Activities in KoreaEnergy Activities in KoreaEnergy Activities in Korea
II.II.II.II. Process Implementing Process Implementing Process Implementing Process Implementing
requirements of the Rules for requirements of the Rules for requirements of the Rules for requirements of the Rules for
the Continued Operation the Continued Operation the Continued Operation the Continued Operation
KEPRI, PlugKEPRI, PlugKEPRI, PlugKEPRI, Plug----in the Futurein the Futurein the Futurein the Future
Korea Advances towards a New Era of Nuclear EnergyKorea Advances towards a New Era of Nuclear EnergyKorea Advances towards a New Era of Nuclear EnergyKorea Advances towards a New Era of Nuclear Energy
Korea has made considerable advances in Nuclear Energy Korea has made considerable advances in Nuclear Energy Korea has made considerable advances in Nuclear Energy Korea has made considerable advances in Nuclear Energy
in just half a centuryin just half a centuryin just half a centuryin just half a century
Nuclear Energy has enhanced the growth of KoreaNuclear Energy has enhanced the growth of KoreaNuclear Energy has enhanced the growth of KoreaNuclear Energy has enhanced the growth of Korea’s s s s
national economy, especially during the recent oil price national economy, especially during the recent oil price national economy, especially during the recent oil price national economy, especially during the recent oil price
hikeshikeshikeshikes
Nuclear Energy is being highlighted as an EnvironmentallyNuclear Energy is being highlighted as an EnvironmentallyNuclear Energy is being highlighted as an EnvironmentallyNuclear Energy is being highlighted as an Environmentally----
Friendly energy resourcesFriendly energy resourcesFriendly energy resourcesFriendly energy resources
Nuclear energy development is strongly supported by the Nuclear energy development is strongly supported by the Nuclear energy development is strongly supported by the Nuclear energy development is strongly supported by the
policies of the Korean governmentpolicies of the Korean governmentpolicies of the Korean governmentpolicies of the Korean government
Korea contributes to sustainable development of the global Korea contributes to sustainable development of the global Korea contributes to sustainable development of the global Korea contributes to sustainable development of the global
society through its international cooperation activitiessociety through its international cooperation activitiessociety through its international cooperation activitiessociety through its international cooperation activities
Source : Source : Source : Source : MoSTMoSTMoSTMoST of ROKof ROKof ROKof ROK
KEPRI, PlugKEPRI, PlugKEPRI, PlugKEPRI, Plug----in the Futurein the Futurein the Futurein the Future
Nuclear PolicyNuclear PolicyNuclear PolicyNuclear Policy
Source : Source : Source : Source : MoSTMoSTMoSTMoST of ROKof ROKof ROKof ROK
Basic Basic Basic Basic
DirectioDirectioDirectioDirectio
nnnn
GoalsGoalsGoalsGoals
1.1.1.1. Promoting peaceful uses of nuclear energyPromoting peaceful uses of nuclear energyPromoting peaceful uses of nuclear energyPromoting peaceful uses of nuclear energy
2.2.2.2. Securing nuclear safetySecuring nuclear safetySecuring nuclear safetySecuring nuclear safety
3.3.3.3. Enhancing nuclear transparencyEnhancing nuclear transparencyEnhancing nuclear transparencyEnhancing nuclear transparency
1.1.1.1. To provide a stable electricity supply through the To provide a stable electricity supply through the To provide a stable electricity supply through the To provide a stable electricity supply through the
development of nuclear energy as the primary development of nuclear energy as the primary development of nuclear energy as the primary development of nuclear energy as the primary
source of electricity generationsource of electricity generationsource of electricity generationsource of electricity generation
2.2.2.2. To achieve technological selfTo achieve technological selfTo achieve technological selfTo achieve technological self----reliance in nuclear reliance in nuclear reliance in nuclear reliance in nuclear
reactor fuel cycle developmentreactor fuel cycle developmentreactor fuel cycle developmentreactor fuel cycle development
3.3.3.3. To make the nuclear industry one of the major To make the nuclear industry one of the major To make the nuclear industry one of the major To make the nuclear industry one of the major
export industries through the participation of the export industries through the participation of the export industries through the participation of the export industries through the participation of the
private sector, and by actively promoting the private sector, and by actively promoting the private sector, and by actively promoting the private sector, and by actively promoting the
development of commercial nuclear technologydevelopment of commercial nuclear technologydevelopment of commercial nuclear technologydevelopment of commercial nuclear technology
4.4.4.4. To expand the application of nuclear technology to To expand the application of nuclear technology to To expand the application of nuclear technology to To expand the application of nuclear technology to
medical, agricultural, and industrial areasmedical, agricultural, and industrial areasmedical, agricultural, and industrial areasmedical, agricultural, and industrial areas
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Nuclear Research and DevelopmentNuclear Research and DevelopmentNuclear Research and DevelopmentNuclear Research and Development
� KoreaKoreaKoreaKorea’s investment in nuclear R&D 2006 was approximately 206 millions investment in nuclear R&D 2006 was approximately 206 millions investment in nuclear R&D 2006 was approximately 206 millions investment in nuclear R&D 2006 was approximately 206 million
U.S. dollarsU.S. dollarsU.S. dollarsU.S. dollarsSource : Source : Source : Source : MoSTMoSTMoSTMoST of ROKof ROKof ROKof ROK
KEPRI, PlugKEPRI, PlugKEPRI, PlugKEPRI, Plug----in the Futurein the Futurein the Futurein the Future
Nuclear Power GenerationNuclear Power GenerationNuclear Power GenerationNuclear Power Generation
• Korea is continuously and systematically promoting R&D on nucleKorea is continuously and systematically promoting R&D on nucleKorea is continuously and systematically promoting R&D on nucleKorea is continuously and systematically promoting R&D on nuclear ar ar ar power generation power generation power generation power generation
Source : Source : Source : Source : MoSTMoSTMoSTMoST of ROKof ROKof ROKof ROK
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• Nuclear power is the most important energy source in KoreaNuclear power is the most important energy source in KoreaNuclear power is the most important energy source in KoreaNuclear power is the most important energy source in Korea
Nuclear,17716, 28%
Coal, 18,465,29%
Gas, 17,436,27%
Oil, 4790, 7%Hydro, 5485,
9%Nuclear,
148,749, 40%
Coal, 140,346,37%
Gas, 69,095,18%
Oil, 14607, 4%Hydro, 5219,
1%
Installed capacity : 65,514 MWInstalled capacity : 65,514 MWInstalled capacity : 65,514 MWInstalled capacity : 65,514 MW Electricity generation : 3,465 GWElectricity generation : 3,465 GWElectricity generation : 3,465 GWElectricity generation : 3,465 GW
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• Korea is proud of its world class operational performanceKorea is proud of its world class operational performanceKorea is proud of its world class operational performanceKorea is proud of its world class operational performance
Source : Source : Source : Source : MoSTMoSTMoSTMoST of ROKof ROKof ROKof ROK
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Nuclear Safety RegulationNuclear Safety RegulationNuclear Safety RegulationNuclear Safety Regulation
Five principles of the Five principles of the Five principles of the Five principles of the
nuclear safety nuclear safety nuclear safety nuclear safety
regulationregulationregulationregulation
1.1.1.1. IndependenceIndependenceIndependenceIndependence
2.2.2.2. OpennessOpennessOpennessOpenness
3.3.3.3. ClarityClarityClarityClarity
4.4.4.4. EfficiencyEfficiencyEfficiencyEfficiency
5.5.5.5. ReliabilityReliabilityReliabilityReliability
Philosophy of a nuclear safety culturePhilosophy of a nuclear safety culturePhilosophy of a nuclear safety culturePhilosophy of a nuclear safety culture
1.1.1.1. To maintain the highest level of safetyTo maintain the highest level of safetyTo maintain the highest level of safetyTo maintain the highest level of safety
2.2.2.2. To open safety information to the publicTo open safety information to the publicTo open safety information to the publicTo open safety information to the public
3.3.3.3. To promote research on safety and technology To promote research on safety and technology To promote research on safety and technology To promote research on safety and technology
developmentdevelopmentdevelopmentdevelopment
4.4.4.4. To abide by the international treaties and to expand To abide by the international treaties and to expand To abide by the international treaties and to expand To abide by the international treaties and to expand
international cooperationinternational cooperationinternational cooperationinternational cooperation
5.5.5.5. To reinforce the safety related laws and systemsTo reinforce the safety related laws and systemsTo reinforce the safety related laws and systemsTo reinforce the safety related laws and systems
6.6.6.6. To promote a safety cultureTo promote a safety cultureTo promote a safety cultureTo promote a safety culture
7.7.7.7. To induce the general public to participate in the To induce the general public to participate in the To induce the general public to participate in the To induce the general public to participate in the
establishment of a safety policyestablishment of a safety policyestablishment of a safety policyestablishment of a safety policy
8.8.8.8. To secure the independence and justification of the To secure the independence and justification of the To secure the independence and justification of the To secure the independence and justification of the
regulationregulationregulationregulation
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Service Life of Korean Service Life of Korean Service Life of Korean Service Life of Korean NPPsNPPsNPPsNPPs as of 2007as of 2007as of 2007as of 2007
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Regulatory Frame of the Continued OperationRegulatory Frame of the Continued OperationRegulatory Frame of the Continued OperationRegulatory Frame of the Continued Operation
�Physical condition�Safety analysis�Equipment qualification�Safety Performance�Use of operation experience & research results
�Aging effect�O&M procedure�Organization & administration�Emergency plan�Radiation management
AMR & AMP for the SSCswithin the scope of the CO
Expiration of Design Lifetime
PSRPSRPSRPSR PSRPSRPSRPSR
Intensified PSRIntensified PSRIntensified PSRIntensified PSR
10101010 20202020 30303030 40404040 50505050
Integrated Field Inspection Integrated Field Inspection Integrated Field Inspection Integrated Field Inspection
Added TLAA & radiation environmental impact to
PSR
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The Legal System of the Continued OperationThe Legal System of the Continued OperationThe Legal System of the Continued OperationThe Legal System of the Continued Operation
• PrinciplesPrinciplesPrinciplesPrinciples
� Maintaining the CLB during the continued operationMaintaining the CLB during the continued operationMaintaining the CLB during the continued operationMaintaining the CLB during the continued operation
�Maintaining top level of safety even in the light of internationMaintaining top level of safety even in the light of internationMaintaining top level of safety even in the light of internationMaintaining top level of safety even in the light of international technical al technical al technical al technical
standards standards standards standards
Atomic Atomic Atomic Atomic
Energy ActEnergy ActEnergy ActEnergy Act....
Enforcement Enforcement Enforcement Enforcement
DecreeDecreeDecreeDecree
Enforcement Enforcement Enforcement Enforcement
RegulationRegulationRegulationRegulation....
MoSTMoSTMoSTMoST
BulletinsBulletinsBulletinsBulletins....
• Art 23 state Art 23 state Art 23 state Art 23 state
subjects on subjects on subjects on subjects on
concerning an concerning an concerning an concerning an
implementation implementation implementation implementation
of PSRof PSRof PSRof PSR
• Art 42 state Art 42 state Art 42 state Art 42 state
subjects on subjects on subjects on subjects on
concerning the concerning the concerning the concerning the
time of time of time of time of
submission, submission, submission, submission,
contents, contents, contents, contents,
methods and methods and methods and methods and
basis of PSR, basis of PSR, basis of PSR, basis of PSR,
and also and also and also and also
additionsadditionsadditionsadditions
• Art 19 state Art 19 state Art 19 state Art 19 state
subjects on subjects on subjects on subjects on
details of safety details of safety details of safety details of safety
factors and factors and factors and factors and
technical basis technical basis technical basis technical basis
of PSRof PSRof PSRof PSR
• MoSTMoSTMoSTMoST Bulletins Bulletins Bulletins Bulletins
2005200520052005----31 state 31 state 31 state 31 state
guidelines on guidelines on guidelines on guidelines on
concerning concerning concerning concerning
application of application of application of application of
the technical the technical the technical the technical
basis for basis for basis for basis for
continued continued continued continued
operationoperationoperationoperation
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Implementation Process of the Continued OperationImplementation Process of the Continued OperationImplementation Process of the Continued OperationImplementation Process of the Continued Operation
PSRPSRPSRPSR AMAMAMAM TLAATLAATLAATLAA EnvironmentEnvironmentEnvironmentEnvironment
PSR report with AM review PSR report with AM review PSR report with AM review PSR report with AM review
List of SSC, AMP, TLAA & List of SSC, AMP, TLAA & List of SSC, AMP, TLAA & List of SSC, AMP, TLAA &
radiation impact report radiation impact report radiation impact report radiation impact report
CLB changes affecting the COCLB changes affecting the COCLB changes affecting the COCLB changes affecting the CO UpUpUpUp----dated FSARdated FSARdated FSARdated FSAR Tech. spec. changesTech. spec. changesTech. spec. changesTech. spec. changes
Verify the Verify the Verify the Verify the
methods to methods to methods to methods to
identify SSCidentify SSCidentify SSCidentify SSC
Methods to verify Methods to verify Methods to verify Methods to verify
adequacy of AMPadequacy of AMPadequacy of AMPadequacy of AMP
Perform aging Perform aging Perform aging Perform aging
management management management management
reviewreviewreviewreview
Identify PSR Identify PSR Identify PSR Identify PSR
safety factorssafety factorssafety factorssafety factors
Perform Perform Perform Perform
evaluation of evaluation of evaluation of evaluation of
safety factorssafety factorssafety factorssafety factors
Use of Use of Use of Use of
operating operating operating operating
experiences experiences experiences experiences
and latest and latest and latest and latest
research research research research
findingsfindingsfindingsfindings
Identify Identify Identify Identify
TLAATLAATLAATLAA
EvaluateEvaluateEvaluateEvaluate
TLAATLAATLAATLAA
Identify Identify Identify Identify
parameters to be parameters to be parameters to be parameters to be
evaluatedevaluatedevaluatedevaluated
Identify Identify Identify Identify
methods to methods to methods to methods to
evaluate evaluate evaluate evaluate
TLAATLAATLAATLAA
Perform radiation Perform radiation Perform radiation Perform radiation
environmental environmental environmental environmental
impact analysisimpact analysisimpact analysisimpact analysis
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Periodic Safety ReviewPeriodic Safety ReviewPeriodic Safety ReviewPeriodic Safety Review
• 11 safety factors 11 safety factors 11 safety factors 11 safety factors
� Actual physical conditions of reactor facilities at the time of Actual physical conditions of reactor facilities at the time of Actual physical conditions of reactor facilities at the time of Actual physical conditions of reactor facilities at the time of the review, EQ, the review, EQ, the review, EQ, the review, EQ,
AMR, safety analysis, safety performance, operating experiencAMR, safety analysis, safety performance, operating experiencAMR, safety analysis, safety performance, operating experiencAMR, safety analysis, safety performance, operating experiences from other es from other es from other es from other
plants and research findings, procedures for O&M, organizatioplants and research findings, procedures for O&M, organizatioplants and research findings, procedures for O&M, organizatioplants and research findings, procedures for O&M, organization and n and n and n and
administration, emergency plan and radiation managementadministration, emergency plan and radiation managementadministration, emergency plan and radiation managementadministration, emergency plan and radiation management
• Key parameters to assess for the continued operationKey parameters to assess for the continued operationKey parameters to assess for the continued operationKey parameters to assess for the continued operation
� Actual physical condition : test results to verify function, insActual physical condition : test results to verify function, insActual physical condition : test results to verify function, insActual physical condition : test results to verify function, inspection and pection and pection and pection and
maintenance records, current physical condition of SSC, suppomaintenance records, current physical condition of SSC, suppomaintenance records, current physical condition of SSC, suppomaintenance records, current physical condition of SSC, support facilities rt facilities rt facilities rt facilities
within and without plant that could be used for operation of within and without plant that could be used for operation of within and without plant that could be used for operation of within and without plant that could be used for operation of nuclear facilitiesnuclear facilitiesnuclear facilitiesnuclear facilities
� Equipment qualification : the list of equipments and administraEquipment qualification : the list of equipments and administraEquipment qualification : the list of equipments and administraEquipment qualification : the list of equipments and administrative procedures tive procedures tive procedures tive procedures
included in EQ program, methods and QA, trouble of equipmentsincluded in EQ program, methods and QA, trouble of equipmentsincluded in EQ program, methods and QA, trouble of equipmentsincluded in EQ program, methods and QA, trouble of equipments affected on affected on affected on affected on
EQ and corrective action to maintain EQ, protection of equipmEQ and corrective action to maintain EQ, protection of equipmEQ and corrective action to maintain EQ, protection of equipmEQ and corrective action to maintain EQ, protection of equipments from ents from ents from ents from
environment condition, physical condition and functionality oenvironment condition, physical condition and functionality oenvironment condition, physical condition and functionality oenvironment condition, physical condition and functionality of the qualified f the qualified f the qualified f the qualified
equipments, EQ records of the equipment in service durationequipments, EQ records of the equipment in service durationequipments, EQ records of the equipment in service durationequipments, EQ records of the equipment in service duration
� Aging review : scoping and screening SSC within the scope of AMRAging review : scoping and screening SSC within the scope of AMRAging review : scoping and screening SSC within the scope of AMRAging review : scoping and screening SSC within the scope of AMR, , , , identifying identifying identifying identifying
aging mechanism and analysis of effects on degradation, functaging mechanism and analysis of effects on degradation, functaging mechanism and analysis of effects on degradation, functaging mechanism and analysis of effects on degradation, functionality and ionality and ionality and ionality and
safety margin, a prediction of future condition, mitigation asafety margin, a prediction of future condition, mitigation asafety margin, a prediction of future condition, mitigation asafety margin, a prediction of future condition, mitigation and AMPnd AMPnd AMPnd AMP
KEPRI, PlugKEPRI, PlugKEPRI, PlugKEPRI, Plug----in the Futurein the Futurein the Futurein the Future
Scoping and Screening of SSC within the Scope of AMRScoping and Screening of SSC within the Scope of AMRScoping and Screening of SSC within the Scope of AMRScoping and Screening of SSC within the Scope of AMR
Is the SSCT class?
All SSCs
Is the SSC relied on to demonstratecompliance with certain
NRC regulations?Is the
SSC Q class?
SSC not within CO
SSCs within the scope of CO and the associated intended functions are identified
Is the componentsubject to replacementbased on qualified life or specified time period ?
Is thecomponentsconsidered passive?
List the structures, components ,commodity groups that require AMR
Review of SSC Function
YES
YESYES
YES
NO
NO
NO
NONOActive Components
Go to active components management
YES
KEPRI, PlugKEPRI, PlugKEPRI, PlugKEPRI, Plug----in the Futurein the Futurein the Futurein the Future
Aging Management ProgramsAging Management ProgramsAging Management ProgramsAging Management Programs
• PurposePurposePurposePurpose
� Ensure that identified aging effects can be managed easily and eEnsure that identified aging effects can be managed easily and eEnsure that identified aging effects can be managed easily and eEnsure that identified aging effects can be managed easily and efficiently fficiently fficiently fficiently
during the continued operationduring the continued operationduring the continued operationduring the continued operation
• Types of AMPTypes of AMPTypes of AMPTypes of AMP
� Prevention, mitigation, condition monitoring, performance monitoPrevention, mitigation, condition monitoring, performance monitoPrevention, mitigation, condition monitoring, performance monitoPrevention, mitigation, condition monitoring, performance monitoringringringring
• Evaluating processEvaluating processEvaluating processEvaluating process
� Identify AMP List of the plant and prepare programs considerinIdentify AMP List of the plant and prepare programs considerinIdentify AMP List of the plant and prepare programs considerinIdentify AMP List of the plant and prepare programs considering 10 g 10 g 10 g 10
attributes, that is scope of the program etc. attributes, that is scope of the program etc. attributes, that is scope of the program etc. attributes, that is scope of the program etc.
� Review ISI and maintenance procedures etc. of the plant in ordeReview ISI and maintenance procedures etc. of the plant in ordeReview ISI and maintenance procedures etc. of the plant in ordeReview ISI and maintenance procedures etc. of the plant in order to r to r to r to
determine appropriateness of existing proceduresdetermine appropriateness of existing proceduresdetermine appropriateness of existing proceduresdetermine appropriateness of existing procedures
� If those procedures are not proper, enhanced or new procedures If those procedures are not proper, enhanced or new procedures If those procedures are not proper, enhanced or new procedures If those procedures are not proper, enhanced or new procedures should should should should
be be be be
developeddevelopeddevelopeddeveloped
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Time Limited Aging Analysis Time Limited Aging Analysis Time Limited Aging Analysis Time Limited Aging Analysis
• Identifying TLAA of the plant Identifying TLAA of the plant Identifying TLAA of the plant Identifying TLAA of the plant
� verify the items of TLAA deriving from FSAR and other documents verify the items of TLAA deriving from FSAR and other documents verify the items of TLAA deriving from FSAR and other documents verify the items of TLAA deriving from FSAR and other documents related related related related
with current codes and standards correspond to following sixwith current codes and standards correspond to following sixwith current codes and standards correspond to following sixwith current codes and standards correspond to following six selection selection selection selection
criteriacriteriacriteriacriteria
---- Long lived passive SSC Long lived passive SSC Long lived passive SSC Long lived passive SSC
---- Aging effectsAging effectsAging effectsAging effects
---- Assumptions limited to the current license periodAssumptions limited to the current license periodAssumptions limited to the current license periodAssumptions limited to the current license period
---- Items decided by the power generating reactor to be relevant toItems decided by the power generating reactor to be relevant toItems decided by the power generating reactor to be relevant toItems decided by the power generating reactor to be relevant to judging safety judging safety judging safety judging safety
issuesissuesissuesissues
---- Results and basis of analysis that are related to the performanResults and basis of analysis that are related to the performanResults and basis of analysis that are related to the performanResults and basis of analysis that are related to the performance of intended ce of intended ce of intended ce of intended
functions of longfunctions of longfunctions of longfunctions of long----lived passive SSClived passive SSClived passive SSClived passive SSC
---- Items referred to or used in current codes and standardsItems referred to or used in current codes and standardsItems referred to or used in current codes and standardsItems referred to or used in current codes and standards
KEPRI, PlugKEPRI, PlugKEPRI, PlugKEPRI, Plug----in the Futurein the Futurein the Futurein the Future
• Acceptance criteriaAcceptance criteriaAcceptance criteriaAcceptance criteria
� TLAA should be evaluated to satisfy one of the following three cTLAA should be evaluated to satisfy one of the following three cTLAA should be evaluated to satisfy one of the following three cTLAA should be evaluated to satisfy one of the following three criteriariteriariteriariteria
---- A : The analysis remain valid for the period of continued operaA : The analysis remain valid for the period of continued operaA : The analysis remain valid for the period of continued operaA : The analysis remain valid for the period of continued operationtiontiontion
---- B : The analysis have been projected to the end of the period oB : The analysis have been projected to the end of the period oB : The analysis have been projected to the end of the period oB : The analysis have been projected to the end of the period of continued f continued f continued f continued
operationoperationoperationoperation
---- C : The effects of aging on intended functions will be adequateC : The effects of aging on intended functions will be adequateC : The effects of aging on intended functions will be adequateC : The effects of aging on intended functions will be adequately managed for the ly managed for the ly managed for the ly managed for the
period of continued operationperiod of continued operationperiod of continued operationperiod of continued operation
• Examples subject to TLAAExamples subject to TLAAExamples subject to TLAAExamples subject to TLAA
� Reactor vessel Reactor vessel Reactor vessel Reactor vessel embrittlementembrittlementembrittlementembrittlement irradiated by neutronirradiated by neutronirradiated by neutronirradiated by neutron
� Metal fatigueMetal fatigueMetal fatigueMetal fatigue
� Environmental qualificationEnvironmental qualificationEnvironmental qualificationEnvironmental qualification
� Concrete containment tendon preConcrete containment tendon preConcrete containment tendon preConcrete containment tendon pre----stressstressstressstress
� Containment liner plate, steel containment vessel, and penetratContainment liner plate, steel containment vessel, and penetratContainment liner plate, steel containment vessel, and penetratContainment liner plate, steel containment vessel, and penetration fatigueion fatigueion fatigueion fatigue
� Other plantOther plantOther plantOther plant----specificsspecificsspecificsspecifics
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Radiation Environmental Impact Evaluation Radiation Environmental Impact Evaluation Radiation Environmental Impact Evaluation Radiation Environmental Impact Evaluation
• PurposePurposePurposePurpose
� To present attachment for application of continued operationTo present attachment for application of continued operationTo present attachment for application of continued operationTo present attachment for application of continued operation
• Technical standardsTechnical standardsTechnical standardsTechnical standards
� Follow recent licensing basisFollow recent licensing basisFollow recent licensing basisFollow recent licensing basis
• ConsiderationsConsiderationsConsiderationsConsiderations
� Input data, collection of Input data, collection of Input data, collection of Input data, collection of meteorogicalmeteorogicalmeteorogicalmeteorogical data, radiological environmental data, radiological environmental data, radiological environmental data, radiological environmental
impact due to normal operation, DBA, and continued operation relimpact due to normal operation, DBA, and continued operation relimpact due to normal operation, DBA, and continued operation relimpact due to normal operation, DBA, and continued operation related ated ated ated
radiological features of plant operation radiological features of plant operation radiological features of plant operation radiological features of plant operation
• Public opinion feedback or public hearingPublic opinion feedback or public hearingPublic opinion feedback or public hearingPublic opinion feedback or public hearing
� Not requiredNot requiredNot requiredNot required
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Concluding RemarksConcluding RemarksConcluding RemarksConcluding Remarks
1.1.1.1. Basically, regulatory frame of the continued operation is an Basically, regulatory frame of the continued operation is an Basically, regulatory frame of the continued operation is an Basically, regulatory frame of the continued operation is an
extension of PSRextension of PSRextension of PSRextension of PSR
2.2.2.2. Through the first application of the continued operation in KoreThrough the first application of the continued operation in KoreThrough the first application of the continued operation in KoreThrough the first application of the continued operation in Korea, a, a, a,
we learned that PSR is very useful tool for the continued operatwe learned that PSR is very useful tool for the continued operatwe learned that PSR is very useful tool for the continued operatwe learned that PSR is very useful tool for the continued operationionionion
3.3.3.3. The requirement of the rules for implementing the continued The requirement of the rules for implementing the continued The requirement of the rules for implementing the continued The requirement of the rules for implementing the continued
operation have become more intensified than that of either LR inoperation have become more intensified than that of either LR inoperation have become more intensified than that of either LR inoperation have become more intensified than that of either LR in
the U.S. or LTO in Europethe U.S. or LTO in Europethe U.S. or LTO in Europethe U.S. or LTO in Europe
4.4.4.4. It is recommended that process, methods, and scope of the It is recommended that process, methods, and scope of the It is recommended that process, methods, and scope of the It is recommended that process, methods, and scope of the
continued operation in Korea could be appropriate approaches to continued operation in Korea could be appropriate approaches to continued operation in Korea could be appropriate approaches to continued operation in Korea could be appropriate approaches to
other countries other countries other countries other countries