Coal Mine Gas Control and Utilization

Chapter 1 Origin of Coal Gas
1£®1 Fundamental Concepts of Coal and Coal Gas
1£®2 Gas Generation
1£®3 Methods for Characterizing the Origin of CBM
1£®4 Gas Compositions and Characteristics
1£®5 Objectives of Coal Mine Gas Control and Utilization
References

Chapter 2 Coal Porosity and Sorption of Gases
2£®1 Coal Porosity
2£®2 Gas Occurrence in Coals
2£®3 Sorption Isotherms and Desorption Equations
2£®4 Methods for Testing Desorption and Desorption Features
2£®5 Influencing Factors of Gas Adsorption on Coal
References

Chapter 3 In-Situ Gas Pressure and Content in Coal
3£®1 Conceptions of Coalbed Gas Pressure and Content
3£®2 Vertical Zonation of Coalbed Gas
3£®3 Gas Pressure
3£®4 Gas Content
References

Chapter 4 Mechanical Properties and Gas Permeability of Coal
4£®1 Coal Mechanical Properties
4£®2 Coal Structure and Fracture Geometry
4£®3 Matrix Deformation Due to Sorption
4£®4 Coal Permeability
References

Chapter 5 Gas Transport in Coal Matrix and Its Emissions
5£®1 Gas Transport
5£®2 Basic Gas Transport Theories in Coal Seams
5£®3 Governing Equations for the Gas Transportation in Coal Seams
5£®4 Gas Emission
References

Chapter 6 Gas Disaster in Coal Mines
6£®1 Coal and Gas Outburst
6£®2 Gas Explosion
References

Chapter 7 Coal and Gas Outburst Prevention and Control
7£®1 Classification£¬ Purpose and Indexes of Gas Extraction
7£®2 Criteria of Coal and Gas Outburst Coal Seams
7£®3 Procedure of Gas Outburst Prevention and Control
7£®4 Gas Control for Coal Uncovering During Cross-cut
References

Chapter 8 Gas Explosion Prevention and Control
8£®1 Characteristics and Control Factors of Gas Explosion
8£®2 Explosion Protection Philosophy and Measurements
8£®3 The Countermeasures and Suggestion for Gas Explosion Protection
References

Chapter 9 Evaluation of Coalbed Methane Reservoirs
9£®1 Gas Reserve Categories
9£®2 Influencing Factors of Gas Preservation
9£®3 Calculation Method of Coalbed Methane Resource Quantity
9£®4 CBM Reservoir in China and the USA
References

Chapter 10 Pre-drainage Methods for CBM Reservoirs
10£®1 What is Pre-drainage Methods£®7
10£®2 Vertical Well Construction for Pre-drainage
10£®3 In-seam Boreholes Drilled Directionally From the Surface and Underground
10£®4 Underground-drilled Boreholes With In-seam Boreholes or Crossing Boreholes
References

Chapter 11 Post-and Gob Gas Drainage Methods
11£®1 Fundamental Theories of Relieved Gas Drainage
11£®2 Vertical and Horizontal Gob Wells-drilled From the Surface
11£®3 Underground Cross-measure Boreholes Drainage
11£®4 Comprehensive Extraction Technology for Coal Mine Methane
11£®5 Conditions and Analysis of Existing Problems of Coal Mine Gas Extraction
References

Chapter 12 Safe and Efficient Simultaneous Extraction of Coal and Gas
12£®1 Definition
12£®2 Theoretical Basis
12£®3 Engineering Methods
12£®4 Engineering Applications
References

Chapter 13 Gas Drainage and Related Systems Design and Management
13£®1 Basic Requirement of Gas Drainage System
13£®2 Gas Gathering and Collection Systems
13£®3 Coal Seam Gas Outburst Prevention and Drainage Management
References

Chapter 14 Comprehensive Utilization of Coal Mine Gas
14£®1 Purpose of Gas Utilization
14£®2 Coalbed Methane Utilization Necessities and Current Situation in China
14£®3 Utilization Technologies of CMM
14£®4 Gas Utilization in the Luling Coal Mine
References

Chapter 15 Coal Mine Gas Control Cost Analysis and Related Policies for Gas Drainage and Utilization
15£®1 Coal Mine Methane Control Cost Analysis
15£®2 Relevant Policies on CMM Recovery and Use
15£®3 Barriers to CMM Recovery and Beneficial Use
15£®4 Policy Recommendations
References