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Experiment CC122

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Type: Volumetric compaction
Tags: mechanical
Methods: triaxial
Description: The sample is placed into a cylindrical volume, where a cyclic loading and unloading is done in triaxial apparatus. The sample is compacted to 25.00 MPa.
Contact
Name: Sharma Mrityunjai
Institute
Name: VTT Technical Research Center of Finland
Abbreviation: VTT
Website: www.vttresearch.fi
Bentonite
Name: Wyoming Na
Cation exchange capacity: 0.88 eq/kg
Fluid
Name: Water
Composition
Na: 1.95 mmol/l
Ca: 0.56727272727273 mmol/l
Cl: 3.0845454545455 mmol/l
Ionic strength: 3.6518181818182 mmol/l
Initial conditions
Bentonite dry density: 1720.6442707156 g/l
Bentonite liquid content
Value: 0.11306854580397
Geometry
Type: Cylinder
Diameter: 20 mm
Height: 10 mm
Boundaries
Top: cyclic loading/unloading
Bottom: stationary
Lateral: constant pressure
Mass of compacted sample: 707.09 g
Volume of compacted sample: 0.3692 m3

Results

5M10M15M20M25M020μ40μ60μ80μ100μ120μ140μ160μ180μ
Compaction Curve: Volume vs. Pressure

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