Technical Working Group on Life Management of Nuclear Power Plants. Feb

Transcription

1 Technical Working Group on Life Management of Nuclear Power Plants Feb

2 Safety Pre-Job Briefing Emergency Reporting : # 99 VIC Medical Service Emergency # Duty Security Office #3903 Meeting Admin contact: #22792(Ms. Loi) Evacuation Exits Extinguishers Fire wardens Walkways stay on cleared path / do not hop barriers. Upon hearing an alarm: Stop working & shut off electric equipment Clear aisles of obstructions Follow advice of Scientific Secretary and evacuate area via nearest emergency exit (follow wardens with yellow or orange vests) Public assembly areas both within and outside the VIC premises will be made known as situation requires (typically Donau Park). 2

3 Meeting Schedule 25 Feb. IAEA activities review Keynote : R. Krivanek - SALTO mission results Country report presentations Social Event (18:00 VIC restaurant) 26 Feb Country report presentations Confirmation of programme Prepare draft of recommendations for Feb Keynote : Dr. O. Martine - International association dedicated to R&D on Gen II&III Reactors Finalization of Recommendations 4th PLiM international conference 3Q,

4 Technical Working Group on Life Management Activities Feb. 20, 2011 Ki Sig Kang, Tech. Head, PLiM/ LTO

5 Work scope International Organizations OECD-NEA EC-JRC WANO National Organizations (INPO, MSs) Engineering Support Operating NPPs and Expanding Programme Nuclear Materials Aging & Degradation Maintenance and Safety/ Risk Programmatic Issues on PLiM Information Processing & Efficiency Improvement Support Expansion and New comers (30%) RPV Ageing Management Concrete Cabling Buried Piping Mitigation Technologies Maintenance Outage Management Reliability of Components NDE/ISI DMW PLiM Model Economics of LTO Equipment Qualification Power uprates Severe Accident Management PRIS CNPP Performance TC Projects ( Int Reg, Reg, and National) Pre-construction & Management Feasibility Study TSO Design Review Construction Procurement Grid reliability Flexible Operation 5

6 PLiM Team Members in Group Superior Achievement Award in

7 Achievements Publications in progress 1. Plant Life Management Model for long term operation (Submitted) 2. Handbook of Ageing Management of a Nuclear Power Plant (Submitted) 3. Ageing management of Concrete structures(submitted) 4. Ageing Management of Buried and Underground Piping and Tanks for Nuclear Power Plants ( Submitted) 5. Procurement Management for Nuclear Power Plants ( Submitted) 6. Accident monitoring systems for nuclear power plants( Submitted) 7. Technical challenges in the application and licensing of digital I&C systems in NPPs ( Submitted) 8. Integrity and Lifetime Assessment of Components And Piping In WWER Npps during Operation (VERLIFE) send soon 9. Commissioning Guidelines send soon Third International Conference on NPP Life Management Proceedings of held at Salt Lake City, USA, May Conference-on-Nuclear-Power-Plant-Life-Management-Proceedings-ofan-International-Conference-held-in-Salt-Lake-City-USA May-2012

8 Under Developing Phase 1. CRP on Condition Monitoring, and Management of Aging of Low Voltage Cables in Nuclear Power 2. CRP on benchmarking of prediction models of flow accelerated corrosion in nuclear power plants 3. Assessment of Economics in NPP for LTO with Evaluation SW 4. Foreign Material Management 5. Optimization of maintenance 6. Fatigue Assessment in Light Water Reactors for Long Term Operation: Good Practices and Lessons Learned

9 Under Developing Phase 7. Outage management 8. Fire Protection approaches and experiences of NPP 9. Industrial Safety Management in Nuclear Power Plants 10.Roles and Responsibilities of Technical Support Organizations 11.Flexible Operation in NPPs: Needs and Challenges 12.Design Review Process and Design Authority in NPPs 13.Application of FPGAs in NPPs I&C systems 14.I&C systems for advanced SMRs 15.Dependability assessment of software for safety I&C systems at NPPs

10 Review and Benchmark of Calculation Methods of Piping Wall Thinning BRT- CICERO for PWR; CHECWORKS and COMSY for PWR and BWR; RAMEC for PWR (VVER) Blind prediction based on actual measured NPP conditions (pipe configuration, heat balance, and wall thinning data) Raw data from PWR and BWR Final RCM planned for 2015 in Shanghai, China 10

11 Cable Aging of Samples for CRP Benchmark on Condition Monitoring Thermal Radiation Thermal-Radiation Thermal (AMS and others) Irradiation Cell (AECL) Irradiation Thermobox (UJV) Two sizes of cable sample in the benchmarking tests. Diameter of 15 mm for all of the mechanical/chemical test Diameter of 10 mm for all of the electrical tests.

12 Testing of CRP Cable Samples Mechanical and Chemical Tests EAB Indenter Electrical Tests Elongation at Break (EAB) Indenter Modulus (IM) Oxidation Induction Time (OIT) Thermogravimetric Analysis (TGA) o Time Domain Reflectometry (TDR) o Frequency Domain Reflectometry (FDR) o Insulation Resistance (IR) o Capacitance (C) o Dissipation Factor (DF) Chemical Electrical Final Report 3Q in 2015

13 Buried and Underground Piping and Tank Ageing Management for NPPs Occlusion of service water piping at Catawba NPP State of the art information regarding AM of underground piping in NPPs Practices and techniques for assessing fitness-for service, and for inspection, monitoring and mitigation of ageingrelated degradation of underground piping Technical basis for developing and implementing a systematic AMP R&D materials related to ageing and lessons learned.

14 Handbook of AM of NPPs Carbon/Low Alloy Flow > 0 YES Oxygen <10ppb YES 6<PH<11 NO Select the Evaluation Method on Errosion-Corrosion Allowable? NO Evaluate the Erosion-Corrosion Rate NO YES Exempt Evaluation Measure the thickness Phase II Evaluation Overview of ageing management Proactive ageing management in operating Npps Ageing mechanisms Degradation and mitigation of SSCs Describe Ageing Mechanism by Flowchart to understand easily YES Continuous Operation Allowable? Perform the AMP FAC Erosion-Corrosion evaluation

15 Degradation of Primary Components of NPPs Expert meeting : 5-8 Nov 2013 at VIC 08-TM-NPE.html Training course : 29 Sep to 2 Oct 2014, hosted by CIEMAT, Madrid (Spain) WS-NPE.html

16 Workshop on methodology of EQ for harsh environment and seismic impacts 29 September 2 October, 2014 Hosted by OJSC Rosenergoatom, Moscow, Russian Federation June 30 3 July nd WS planned

17 Status of Programme Pending Topics Spare parts supply optimization models (including commercial grade dedication) TM : Consideration of aging management in design, manufacture and commission phases Added new topics Foreign Material Management Guidelines Optimization of maintenance Outage management Fire Protection approaches and experiences of NPP Industrial Safety Management in Nuclear Power Plants Procurement Management for Nuclear Power Plants

18 Support Expansion and New Comers Construction Management Guidelines Review guidelines of construction preparedness E-learning module Feasibility Study TSO role and Responsibilities Procurement engineering National Involvement Design Review Process 18

19 Engineering Support for NP Programme - Operating NPPs Programme - Margin Assessment (operational, design, degradation in SSCs) SF storage structural integrity and coolability analyses (wet / dry, design/beyond design) Portable/stored equipment qualification, inspection, maintenance requirements Transition phase between operation and decommissioning On-line monitoring systems (Rx & SFP) Post-accident monitoring systems Containment filtered venting Steel containment degradation Nuclear Safety Action Plan Stress Test Results Review Mission Findings

20 New Projects in New Guidelines Severe accident management guidelines with utility aspects (normal operation and shutdown condition (low power) Mitigation and evaluation to secure RPV integrity DMW inspection and monitoring, repair approaches BOP system reliability and maintenance Configuration management using IT technology 2nd side water chemistry control Impact of Fukushima lessons learned on AM, PLIM, PSR and LTO TM: EQ within DBA or BDBA (equipment survivability in severe accident condition) 20

21 Development of Review Service Continue existing review services Independent Engineering Review of I&C Systems) Korea, Ukraine, Russia, SALTO (Safe Aspect Long Term Operation) Korea, Hungary, Netherlands, Ukraine, Belgium Construction Management Review service Need to establish new review services Design Peer Review service Maintenance Optimization Review service 21

22 Request from Scientific Secretary Keep time schedule: 20 Min presentations and 5 Min Q&A Focus to prepare recommendations, not only Material issues Check the availability and possibility to host programme 22