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Technical University of Munich

Mechanical behaviour of frozen soils Lab testing and modelling

Contact:

M.Sc. Ulrich Schindler

 

 

Introduction

Freezing process: Example for the use of ground freezing after [U1]

Experimental Investigations at Zentrum Geotechnik (TU München)

Frozen sand samples
• 1D compression tests
• 1D tensile tests
• 1D creep tests
• Combination of shear and creep tests
• Development of novel testing rigs

Mechanical behaviour of frozen granular soils

Rate-, stress- and temperature-dependent

Frozen Karlsruher sand after [U2]: Rate-, stress- and temperature-dependent mechanical behaviour
Comparison of uniaxial compression strength (solid symbol) and uniaxial creep strength (open symbol)

Development of a novel constitutive model for frozen soils

Simulation of 3D creep tests with frozen sand from [U2]

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