Geomechanics and Hydraulic Fracturing for Shale Reservoirs
Yu Wang
(2020)
Geomechanics and Hydraulic Fracturing for Shale Reservoirs: pp.
183-261.
Chapter 6: Natural Fractures on Hydraulic Fracturing Behaviors
The following sections are included:
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6.1. Shear Stimulation Effect in Naturally Fractured Formations
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6.1.1. Introduction
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6.1.2. Numerical Approach
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6.1.3. Models of Shale Reservoirs
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6.1.4. General Observations Hydraulic Fracture Evolution
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6.1.5. Effect of the Stress Ratio
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6.1.6. Effect of the Friction Angle
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6.1.7. Effect of DFN Orientation
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6.1.8. Effect of Injection Rate
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6.1.9. Conclusions
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6.2. Effect of Fracture Network Connectivity on Hydraulic Fracturing
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6.2.1. Introduction
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6.2.2. Simulation Models of Hydraulic Fracturing
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6.2.3. General Observations of Fracturing Network Evolution
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6.2.4. Microseismic Response
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6.2.5. HF & DFN Interaction
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6.2.6. Hydraulic Fracturing Effectiveness Evaluation
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6.2.7. Conclusions
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6.3. Contributions of Non-Tectonic Micro-Fractures to Hydraulic Fracturing
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6.3.1. Introduction
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6.3.2. Numerical Simulated of the Random Naturally Fractured Blocks
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6.3.3. Numerical Model of Shale with Random Natural Fractures
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6.3.4. Effect of Stress Ratio on Hydraulic Fracturing
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6.3.5. Effect of Friction Angle
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6.3.6. Effect of Cohesion
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6.3.7. Effect of Injection Rate
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6.3.8. Effect of Variable Injection-Rate
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6.3.9. Conclusions