Rock Mass Structural-Dependent Cyclic and Fatigue Behaviors
Yu Wang, Tianqiao Mao, Xueliang Li
(2022)
Rock Mass Structural-Dependent Cyclic and Fatigue Behaviors: pp.
205-240.
Chapter 5: Fatigue Mechanical Behaviors of Cylinder-Hollow Rock
The following sections are included:
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1. Introduction
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2. Methods
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2.1. Sample Preparation
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2.2. Testing Scheme
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3. Results Analysis and Discussions
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3.1. Representative Stress Strain Curves
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3.2. Rock Deformation Characteristics
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3.3. Changes of Elastic Parameters
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3.4. Characterization of Dr and Ed
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3.5. AE Ring Count and Energy Analysis
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3.6. Rock Instability Analysis during Deformation
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3.7. Fatigue Damage Evolution Analysis
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3.8. Damage Evolution Model Based on AE Energy
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3.9. Mesoscopic Failure Mechanism
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3.10. Conclusions