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Visualization of Failure and the Associated Grain-Scale Mechanical Behavior of Granular Soils under Shear using Synchrotron X-Ray Micro-Tomography
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Ingénierie
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Journal JoVE Ingénierie
Visualization of Failure and the Associated Grain-Scale Mechanical Behavior of Granular Soils under Shear using Synchrotron X-Ray Micro-Tomography

Visualization of Failure and the Associated Grain-Scale Mechanical Behavior of Granular Soils under Shear using Synchrotron X-Ray Micro-Tomography

DOI:
10.3791/60322-v

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09:00 min

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September 29, 2019

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1Department of Architecture and Civil Engineering,City University of Hong Kong, 2Shenzhen Research Institute of City University of Hong Kong

Chapitres

  • 00:04Titre
  • 00:53Carrying Out In Situ Triaxial Compression Testing
  • 04:49Image Processing and Analysis
  • 07:04Results: Typical Particle Kinematics and Inter-Particle Contact Evolution of a Leighton Buzzard Sand Sample
  • 07:52Conclusion

Summary

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Traduction automatique

The protocol describes procedures to acquire high-spatial resolution computed tomography (CT) images of a granular soil during triaxial compression, and to apply image processing techniques to these CT images to explore the grain-scale mechanical behavior of the soil under loading.

Tags

– Granular Soils- Shear Behavior- Grain-scale- Micro-tomography- Particle Morphology- Microstructure- Particle Breakage- Particle Displacement- Particle Rotation- Soil Sample Preparation- Confining Cell- Loading Apparatus- X-ray Imaging- Microscopic Behavior- Granular Materials- Stone-based Materials- Soil-rock Mixture- Concrete- Ceramics- Asphalt- Polymer Composites

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