November 2013: New insights into the repository’s engineered barriers 2013

 

Download (1.01 MB)

 

Invitation in English

Read more in Report 2014:1e New insights into the repository’s engineered barriers - A report from the Swedish National Council for Nuclear Waste’s scientific symposium

Presentations Wednesday 20th November 2013

Welcome
Carl Reinhold Bråkenhielm, Chairman of the Swedish National Council for Nuclear Waste

On the long-term durability of the engineered barriers in the repository
Willis Forsling, Professor Emeritus of Inorganic Chemistry at the Luleå University of Technology,
member of the Swedish National Council for Nuclear Waste

PART 1 THE LONG-TERM SAFETY OF THE COPPER CANISTER

Chair:
Ron Latanision, Corporate Vice President and Director of Exponent’s Mechanics and Materials Practice, USA

Some pressing challenges in assuring the integrity of high level nuclear waste isolation systems
Digby Macdonald, Professor of Materials Science and Engineering in Residence, University of California at Berkeley, Berkeley, CA, USA

Copper corrosion and its implications for the KBS-3 concept
Peter Szakálos, researcher in Chemical Science and Engineering at the Royal Institute of Technology, Sweden

Corrosion of copper in molecular oxygen free water
Mats Boman, professor of Inorganic Chemistry at Uppsala University, Sweden

Radiation induced corrosion of copper for spent nuclear fuel
Christofer Leygraf, professor of Corrosion Science of theRoyal Institute of Technology, Sweden  

Hydrogen absorption on copper and implication for long-term safety
Hannu Hänninen, Professor of Mechanical Engineering at Helsinki University of Technology, Finland  

The creep ductility problem of copper
Kjell Pettersson, Material specialist, Matsafe Sweden 

Long-term integrity of the KBS-3 canister
Allan Hedin, Safety Analyst, Svensk kärnbränslehantering AB (SKB), Sweden 

Presentations Thursday 21st November 2013

PART 2 THE LONG-TERM PERFORMANCE OF THE BENTONITE BUFFER

Chair:
Barbara Pastina, Senior Program Officer, Saanio & Riekkola Oy, Finland 

Physical/chemical stability of the buffer clay in a KBS-3V repository
Roland Pusch, Professor emeritus in Engineering Geology, Sweden

Production of bentonite components and operational issues
David Luterkort, Specialist Engineered Barrier Systems, Svensk kärnbränslehantering AB (SKB), Sweden

Chemical erosion of bentonite components in the KBS-3V design
Tim Schatz, Senior researcher at B+Tech, Finland

Chemical stability of bentonite and claystone under repository conditions in the French context: interactions between clay materials and cement, iron and glass
Michau Nicolas, Research Manager at Andra, France

Performance of the buffer and uncertainty management in the Finnish safety case TURVA-2012
Margit Snellman, Safety Case Project Manager, Saanio & Riekkola Oy, Finland