Fundamentals of Gas Shale Reservoirs

Provides comprehensive information about the key exploration, development and optimization concepts required for gas shale reservoirs
 
* Includes statistics about gas shale resources and countries that have shale gas potential
* Addresses the challenges that oil and gas industries may confront for gas shale reservoir exploration and development
* Introduces petrophysical analysis, rock physics, geomechanics and passive seismic methods for gas shale plays
* Details shale gas environmental issues and challenges, economic consideration for gas shale reservoirs
* Includes case studies of major producing gas shale formations

List of contents

Contributors xv
 
Preface xvii
 
1 Gas Shale: Global Significance Distribution and Challenges 1
 
1.1 Introduction 1
 
1.2 Shale Gas Overview 1
 
1.3 The Significance of Shale Gas 4
 
1.4 Global Shale Gas Resources 5
 
1.5 Global Resource Data 7
 
1.6 Data Assessment 11
 
1.7 Industry Challenges 13
 
1.8 Discussion 14
 
1.9 Conclusions 15
 
Appendix A.1 Global Shale Gas Resource Data 16
 
2 Organic Matter?]Rich Shale Depositional Environments 21
 
2.1 Introduction 21
 
2.2 Processes Behind the Deposition of Organic Matter?]Rich Shale 23
 
2.3 Stratigraphic Distribution of Organic Matter?]Rich Shales 25
 
2.4 Geographic Distribution of Organic Matter?]Rich Shales 27
 
2.5 Organic Matter?]Rich Shale Depositional Environments 34
 
2.6 Conclusion 39
 
3 Geochemical Assessment of Unconventional Shale Gas Resource Systems 47
 
3.1 Introduction 47
 
3.2 Objective and Background 49
 
3.3 Kerogen Quantity and Quality 49
 
3.4 Sample Type and Quality 51
 
3.5 Kerogen Type and Compositional Yields 52
 
3.6 Thermal Maturity 54
 
3.7 Organoporosity Development 55
 
3.8 Gas Contents 57
 
3.9 Expulsion-Retention of Petroleum 57
 
3.10 Secondary (Petroleum) Cracking 58
 
3.11 Upper Maturity Limit for Shale Gas 58
 
3.12 Gas Composition and Carbon Isotopes 59
 
3.13 Additional Geochemical Analyses for Shale Gas Resource System Evaluation 61
 
3.14 Oil and Condensate with Shale Gas 63
 
3.15 Major Shale Gas Resource Systems 64
 
3.16 Conclusions 65
 
4 Sequence Stratigraphy of Unconventional Resource Shales 71
 
4.1 Introduction 71
 
4.2 General Sequence Stratigraphic Model for Unconventional Resource Shales 71
 
4.3 Ages of Sea?]Level Cycles 72
 
4.4 Water Depth of Mud Transport and Deposition 73
 
4.5 Criteria to Identify Sequences and Systems Tracts 74
 
4.6 Paleozoic Resource Shale Examples 74
 
4.7 Mesozoic Resource Shale Examples 80
 
4.8 Cenozoic Resource Shale Example 83
 
4.9 Conclusions 84
 
4.10 Applications 84
 
5 Pore Geometry in Gas Shale Reservoirs 89
 
5.1 Introduction 89
 
5.2 Samples Characteristics 90
 
5.3 Experimental Methodology 91
 
5.4 Advantages and Disadvantages of Experimental PSD Methods 95
 
5.5 Permeability Measurement 95
 
5.6 Results 96
 
5.7 Discussion 103
 
5.8 Conclusions 112
 
Appendix 5.A XRD Results 114
 
6 Petrophysical Evaluation of Gas Shale Reservoirs 117
 
6.1 Introduction 117
 
6.2 Key Properties for Gas Shale Evaluation 117
 
6.3 Petrophysical Measurements of Gas Shale Reservoirs 121
 
6.4 Well Log Analysis of Gas Shale Reservoirs 125
 
7 Pore Pressure Prediction for Shale Formations Using well Log Data 139
 
7.1 Introduction 139
 
7.2 Overpressure-Generating Mechanisms 140
 
7.3 Overpressure Estimation Methods 146
 
7.4 The Role of Tectonic Activities on Pore Pressure In Shales 151
 
7.5 Discussion 160
 
7.6 Conclusions 165
 
8 Geomechanics of Gas Shales 169
 
8.1 Introduction 169
 
8.2 Mechanical Properties of Gas Shale Reservoirs 170
 
8.3 Anisotropy 175
 
8.4 Wellbore Instability in Gas Shale Reservoirs 176
 
9 Rock Physics Analysis of Shale Reservoirs 191
 
9.1 Introduction 191
 
9.2 Laboratory Measurements on Shales: Available Datasets 192
 
9.3 Organic

About the author

Reza Rezaee is a Professor in the Department of Petroleum Engineering at Curtin University, Australia. He is the winner of Australian Gas innovation research 2012 award for introducing a new method to enhance natural gas production from tight gas reservoirs. He has published more than 120 peer-reviewed journal and conference papers and is the author of 3 books. His current research has been focused on integrated reservoir characterization, formation evaluation and petrophysics. He is a former "Research Fellow", School of Geology and Geophysics, Oklahoma University.

Summary

Provides information about the key exploration, development and optimization concepts required for gas shale reservoirs. This title includes statistics about gas shale resources and countries that have shale gas potential. It addresses the challenges that oil and gas industries may confront for gas shale reservoir exploration and development.

Report

"Comprehensive and up-to-date, Fundamentals of Gas Shale Reservoirs is an essential reference for anyone interested in gas shale reservoirs. It is also a must have text for students, of any discipline, studying non-conventional oil and gas resources and it is bound to become the 'gold standard' textbook in this field. In addition, this book is available in both print and e-book edition, making it easy to choose the format that best suits your needs." (Tundraco, 1 October 2015)

Product details

• Authors: Rezaee, R Rezaee, Reza Rezaee
• Assisted by: Reza Rezaee (Editor)
• Publisher: Wiley, John and Sons Ltd
• Languages: English
• Product format: Hardback
• Released: 08.09.2015
• EAN: 9781118645796
• ISBN: 978-1-118-64579-6
• No. of pages: 424
• Subjects: Natural sciences, medicine, IT, technology > Chemistry; Chemie, Geologie, Geowissenschaften, chemistry, Petrochemie, Chemical Engineering, chemische Verfahrenstechnik, Earth Sciences, Allg. Chemische Verfahrenstechnik, Petrochemie / Brennstoffindustrie, Petrochemistry / Fuel, Geology & Geophysics, Geologie u. Geophysik