Preface Chapter 1 Introduction 1.1 Coal and Coal Measure Strata 1.1.1 Coal and Coal Seam Gas 1.1.2 Coal Measure Strata 1.2 Structure of Coal and Its Simplified Physical Model 1.2.1 Pores and Fractures in Coal 1.2.2 Simplified Physical Model of Coal 1.3 Comparison of Coal and Rock 1.3.1 Comparison of Structure and Strength 1.3.2 Comparison of Adsorption Properties 1.3.3 Comparison of Gas Outburst and Rock Burst Disasters 1.4 Research Contents of Coal Mechanics 1.4.1 Definition of Coal Mechanics 1.4.2 Development of Coal Mechanics 1.4.3 Structure of This Book References Chapter 2 Coal Formation and Metamorphism 2.1 CoalForming Process 2.2 Coa]ification 2.2.1 Coal Diagenesis 2.2.2 Coal Metamorphism 2.3 The Maceral Composition and Metamorphic Type of Coal 2.3.1 The Maceral Composition of Coal 2.3.2 Metamorphism Types of Coal 2.4 Gas Generation in Coal 2.4.1 Gas Generation During the Biochemical Coalification Period 2.4.2 Gas Generation During the Coal Metamorphism Period 2.4.3 Coal Seam Gas Composition 2.4.4 Occurrence Status of Coal Seam Gas 2.5 Effect of Magma Intrusion on Coal Metamorphism and Gas Occurrence 2.5.1 Ways of Magma Intrusion into Coal Seams 2.5.2 Thermal Temperature Field Analysis of Magma 2.5.3 The Influence of Magma on Coal Metamorphism 2.5.4 The Influence of Magma on Gas Occurrence Reference Chapter 3 Basic Physical Properties and Characteristics of Coal Pores and Fractures 3.1 The Basic Physical Properties of Coal 3.1.1 Moisture of Coal 3.1.2 Ash in Coal 3.1.3 Volatiles of Coal 3.1.4 Density of Coal 3.1.5 Hardness of Coal 3.2 Coal Pore Features 3.2.1 Classification of Coal Pore 3.2.2 Coal Pore Characterization Methods 3.2.3 Pore Structure Characterization 3.3 Coal Fracture Features 3.3.1 Classification of Coal Fracture
3.3.2 Fracture Distribution Characteristics in Coal 3.4 The Matrix Characteristics of Coal 3.4.1 Definition of Coal Matrix 3.4.2 Coal Matrix Scale References Chapter 4 Gas Adsorption-Desorption Properties of Coal 4.1 Gas adsorption Properties of Coal 4.1.1 Gas Adsorption Mechanism in Coal 4.1.2 Gas Adsorption Law of Coa] 4.1.3 Main Factors Affecting Gas Adsorption Properties of Coal 4.1.4 Test Methods of Gas Adsorption Properties 4.2 Gas Desorption Properties of Coal 4.2.1 Gas Desorption Mechanism 4.2.2 Main Factors Affecting Gas Desorption Properties 4.2.3 Gas Desorption Models of Coal …… Chapter 5 Foundation of Coal Mechanics Chapter 6 Strenclth and Deformation Characteristics of Coal Containing Gas Chapter 7 Seepage Properties and Permeability Evolution Model of Coal. Chapter 8 Geostress and Coal Seam Gas Occurrence Chapter 9 Flow Theory of Gas in Coat Seams Chapter 10 The Application of Coal Mechanics in the Stress Relief Gas Extraction Chapter 11 Application of Coal Mechanics in Coal and Gas Outbursts
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