从项目启动到后续长期运营期间的老化管理.pdf

1、Ageing management from commissioning to subsequent LTO periodsKari MkelOperational Safety SectionDivision of Nuclear Installation SafetyIAEANuclear Innovation Conference(NIC)2024Personal introductionName:Kari MkelPosition in IAEA Senior Nuclear Safety OfficerOperational Safety SectionDivision of Nuc

2、lear Installation SafetyCurrent Main Activities in IAEAMember of PI team currentlyWorked in LMS<O teamsDone SALTO&OSART missions as DTL and reviewerSince February 2015 with IAEAPrior IAEA:worked in VTT,Fortum Loviisa NPP,STUKChallenges for ageing management and safe long term operationSafety aspec

3、tsLack of legislation®ulatory requirements/guidance for ageing management and LTO preparation and implementation.Issues with design information.Plant programmes and databases.Human resource challenges:knowledge and competence management.Required safety improvements.Other aspectsPublic acceptance.

4、Political commitment.Economic feasibility(including safety improvements).Recommendations in Safety Guide SSG-48 are applicable for NPPs throughout their entire lifetime050100150200250300350200220032004200520062007200820092010201120122013201420152016201720182019202020212022Energy Loss in GW(e).h Equi

5、pment problem/failureTesting(systems/components)Regulatory requirementsGrid limitation/failure/unavailabilityLoad-followingHuman factor relatedEnvironmental conditionsFireExternal restrictionsFuel limitationOthersLineair(Equipment problem/failure)Energy Losses due to scrams(causes)%of IRS reports(10

6、1 reports)related to ageing management,all NPPs05101520253035402011201220132014201520162017201820192020202120222023SALTO=Safety Aspects of Long Time Operation.An IAEA peer review service to support Member States in developingageing management and prepare for LTO.Described in IAEA Service Series 26(R