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Presentation Details

Mesoscale influence on the macroscopic material behavior of concrete


Wednesday, 11 Oct 2017; 10:30 - 10:50 in room 7.31

In Session:
MS13-1: Multiscale Methods for Complex Materials (Show complete Mini Symposium)
Wednesday, 11 Oct 2017; 10:30 - 12:30 in room 7.31
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1st and presenting Author
Volker Hirthammer
Safety of Structures
Federal Institute for Materials Research and Testing
Berlin, Germany
2nd Author
Jörg F. Unger
Safety of Structures
Federal Institute for Materials Research and Testing
Berlin, Germany
3rd Author
Josko Ozbolt
Institute for Construction Materials
University of Stuttgart
Stuttgart, Germany

Micro Abstract:
The heterogeneous mesostructure of concreted causes local stress concentrations. Stress dependent phenomena like damage and creep as well as their interactions are effected by those stress concentrations. Therefore a material model's macroscopic behavior will differ whether the mesoscale structure is considered or not. The differences between the mesoscale approach and an homogeneous approach will be presented. The results are discussed with focus on the true materials behavior.

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