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使用同步加速器 X 射线微断层扫描技术，在剪切下对颗粒土壤的故障和相关的颗粒级机械性能进行可视化
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JoVE Journal Engineering
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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使用同步加速器 X 射线微断层扫描技术，在剪切下对颗粒土壤的故障和相关的颗粒级机械性能进行可视化

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

Chapters

  • 00:04Title
  • 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

Automatic Translation

Automatic Translation

该协议描述了在三轴压缩期间获取粒状土壤的高密度分辨率计算机断层扫描 （CT） 图像的过程，并将图像处理技术应用于这些 CT 图像，以探索正在装载的土壤。

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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