随着页岩油气的大规模开发，压裂诱发套管变形问题非常突出。《Casing Deformation Induced by Fault Slip During Shale Hydraulic Fracturing Mechanism and Solutions（四川页岩气套管变形机理和防控技术）》将系统介绍作者近年来基于储层地质力学、套管变形力学、水力压裂力学而建立的套管变形地质工程一体化防控技术。内容包括流体通道-断层激活模型和套管变形机理、流体通道类型和形成条件、套管变形风险预测技术、基于微地震和压裂施工*线的套管变形预警技术、 基于水力压裂模拟的套管变形控制技术以及“以柔克刚”的套管变形预防理念及技术等。
目錄：
Contents1 Introduction 11.1 Overview of Shale Gas Development in Sichuan 11.2 Main Technologies for Shale Gas Development in Sichuan 31.3 Deformation of Shale Gas Casing and Its Influence in Sichuan 71.4 Research Status of Casing Deformation for Sichuan Shale Gas 111.4.1 Influence of Temperature Stress on CasingDeformation 121.4.2 Influence of Asymmetric Fracturing on Casing Deformation 121.4.3 Influence of Cementing Quality on Casing Deformation 131.4.4 Influence of Fault Slip on Casing Deformation 141.5 Summary 16References 162 Causes and Mechanisms of Casing Deformation 192.1 Shape Features of Casing Deformation 192.2 Analysis on Geological and Engineering Causes of Casing Deformation 242.2.1 Analysis on Geological Cause of Casing Deformation 282.2.2 Analysis on Engineering Cause of Casing Deformation 302.3 Fluid Channel–Fault Activation Model and Casing Deformation Mechanism 332.4 Analysis of Fault/Fracture Activation Instances in Changning Block 362.4.1 Mechanical Conditions for Fault Activation 362.4.2 In-Situ Stress Characteristics in Changning， Sichuan 382.4.3 Shale Friction Coefficient 412.4.4 Fracture Zone Characteristics in Changning， Sichuan 432.4.5 Fracturing Treatment Pressure Characteristics of Changning Block 442.4.6 Fracture Zone Activity Analysis of in Changning 462.5 Summary 52References 533 Types and Forming Conditions of Fluid Channels 553.1 Mechanical Conditions for Formation of Bedding Channels 553.2 Analysis of Mechanical Conditions and Influencing Factors for Formation of Sidewall Channels 583.2.1 Mechanical Model of Casing–cement Sheath–surrounding Rock System UnderInternal Pressure 593.2.2 Stress Analysis and Microannulus Solution While Unloading the Internal Pressure of Casing 673.2.3 Experimental Verification 693.2.4 Analysis of Influencing Factors 723.2.5 Conclusions 763.3 Field Case Analysis of Sidewall Channel 773.4 Summary 84References 844 Assessment and Prediction of Fault/Fracture Slip Risk 874.1 Quantitative Estimation of Fault Slip Risk Based on Differential Pressure 874.2 QRA Fault/Fracture Slip Risk Assessment 914.3 Fault/Fracture Slip Risk Assessment for Well Ning 201-H1 934.4 Fault Slip Risk Assessment for the H19 Pad in the Ning 201Well Block 974.5 Risk Assessment and Prediction of Fault Slip in the Ning 209Well Block 1054.5.1 Project Background 1054.5.2 Fault/Fracture Identification 1064.5.3 Characteristics of In-Situ Stress Distribution 1084.5.4 Fault Slip Risk Assessment 1104.5.5 Analysis Results 1144.6 Summary 115References 1175 Quantitative Analysis Technique of Fault Slippage and Casing Deformation 1195.1 The Calculation Method of Casing Deformation 1195.2 The Relationship Between Casing Deformation and the Scale of Fault/Fracture 1215.3 Method for Calculating Fault Slippages at Different Positions 1255.3.1 Fault Slip Displacement Calculation Method 1255.3.2 Application of Fault Slip Volume Analysis in Well Ning 201-H1 127Contents xiii5.3.3 Application of Fault Slip Magnitude Analysis in Changning H19 Pad 1315.4 Summary 138References 1386 Casing Deformation Early Warning Technology 1396.1 Introduction 1396.2 Microseismic Temporal and Spatial Characteristics of Casing-DeformedWells 1396.3 Microseismic B Value Characteristics of Casing-Deformed Wells 1436.4 Seismic Source Model-Based Theoretical Analysis 1466.5 Fracturing Curve Characteristics of Casing-Deformed Wells 1486.6 Casing Deformation Early Warning Method Based on Microseismic Data and Fracturing Treatment Parameters 1516.7 Field Case of Casing Deformation EarlyWarning 1546.8 Conclusions 160References 1617 Casing Deformation Control Technology 1637.1 Impacts of Injection Rate and Fluid Viscosity on Fault Slippage 1647.1.1 Model Creation 1647.1.2 Simulation Results and Verification 1677.1.3 Analysis of Parameter Impacts 1717.2 Impacts of Pump Rate and Injected Fluid Volume on Fault Activation 1757.2.1 Creation of Fracture Model 1757.2.2 Creation of In-Situ Stress Model 1767.2.3 Hydraulic Fracturing Simulation and Verification 1767.2.4 Operation Parameter Sensitivity Analysis 1807.2.5 Discussions and Conclusions 1867.3 Impact of Multi-Cluster Perforation on Fault Activation 1877.4 Field Application Results 1907.5 Summary 191References 1928 Casing Deformation Prevention Technology 1938.1 Existing PreventionMeasures and Effects 1938.2 Interaction Model Between Fault Slip and Casing 1948.2.1 Structural Characteristics of the Shale Rock Mass of the Longmaxi Formation 1968.2.2 Interaction Pattern Between Casing and Stratum 1988.3 The Numerical Model of Casing Shear Deformation Caused by Slip of Fractured Block 2008.3.1 Finite Differe
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