Geomechanics and Hydraulic Fracturing for Shale Reservoirs
Yu Wang
(2020)
Geomechanics and Hydraulic Fracturing for Shale Reservoirs: pp.
1-63.
Chapter 1: Geomechanics of Shale under Compressive Deformation
The following sections are included:
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1.1. Mechanics and Fracture Evolution of Shale under Uniaxial Deformation
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1.1.1. Introduction
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1.1.2. Material Description and Sample Preparation
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1.1.3. Experimental Methods
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1.1.4. Typical Stress Strain Responses
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1.1.5. σ-ε-UPV Curves Analysis
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1.1.6. Typical σ-ε-Vs Curves
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1.1.7. Velocity-Pressure Correlation Analysis
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1.1.8. Failure Morphology Analysis
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1.1.9. Conclusions
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1.2. Mechanics and Fracture Evolution of Shale under Triaxial Deformation
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1.2.1. Introduction
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1.2.2. Velocity Identification
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1.2.3. Triaxial Stress-Strain Response
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1.2.4. Variation of Elastic Parameters during Deformation
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1.2.5. Analysis of Velocity Evolution during Triaxial Deformation
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1.2.6. Analysis of Velocity-Pressure Correlation
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1.2.7. Macroscopic Failure Morphology Description
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1.2.8. Post-Test CT Visualization
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1.2.9. Fracture Identification and Extraction
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1.2.10. Conclusions