2nd training course

Course exercise - integration between "science" and "PA"

• Exercise introduction
• Exercise support material
• Group 1 presentation
• Group 2 presentation
• Group 3 presentation

Geological disposal – Regulatory framework for the safety case
by Felix Altorfer
Swiss Federal Nuclear Safety Inspectorate

• Geological disposal – Regulatory framework for the safety case
  • Legal requirements for geological disposal
  • Regulatory framework
  • Nuclear Power Plants in Switzerland
  • Safety case
  • ENSI Research
  • Review Methodology
  • Example 1: Review of Project Opalinus Clay
  • Example 2: Swiss site selection process for geological repositories
  • Summary

Implementer’s Assessments
by Paul Marschall, Nagra

• The Role of THM-C Processes in the Implementer’s Assessments of Long-Term Repository Performance
  • Introduction / Areas of Interest
  • Basic Aspects of PA / Role of Uncertainty
  • FEP Analysis / Methodology and FEP Lists
  • Model Abstractions / Methodology and Examples
  • The Role of Model Validation
  • Outlook and Conclusions

In situ test results from TIMODAZ project
Tim Vietor from NAGRA

• In situ test results from TIMODAZ project
• Introduction: Performance Assessment as an abstraction process
  THM aspects investigated in TIMODAZ :
  • Excavation induced effects in the host rock : Selfrac II and Praclay
  • Thermally induce effects in the host rock : SE-H and ATLAS III
• Conclusions

Lab results from TIMODAZ project
Prof. Pierre Delage from ENPC

• Lab results from TIMODAZ project
• Visit to UPC / CIMNE Geotechnical lab : introduction

Modelling

• Modelling results from TIMODAZ project
• Coupled THM formulation
• Integrated design process of an in situ experiment: the ventilation experiment:
• Concluding remarks

Safety case : what is it about ?
by Manuel Capouet & Christophe Depaus
ONDRAF/NIRAS

• Part 1
  • Type of radioactive waste
  • Why a geological disposal ?
  • Passive safety and the concept of safety functions
    
    
• Part 2
  • Description of the system
  • Long-term safety assessment
  • Scenarios in long-term safety assessment
  • Scenarios development
  • Key message and the big picture
• Part 3
  • The long evolution of a geological program
  • Safety case: What is about in the end ?
  • QA procedures
  • The Ondraf/Niras structure of a safety case