this course has been compiled by the lithology and fluid prediction to document the current understanding of diagenesis and the way it affects reservoir quality. it summarizes the results of in-house research, external work and&nbnull
《reservoir diagenesis and quality prediction》内容介绍:this book is meant to serve as a textbook for university students, aiming at the scientific un- derstanding of diagenesis and reservoir quality prediction, which mainly covers the majors&nbsnull
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Chapter 1 Introduction 1.1 Overview 1.2 Glossary 1.3 Abbreviations Chapter 2 Tools and Techniques 2.1 At what stage of exploration or production can the tools be applied? 2.2 How reliable are the tools? 2.3 Further reading Chapter 3 Diagenesis of Ciastic and Carbonate Rocks 3.1 Introduction 3.2 Clastic diagenesis 3.3 Carbonate diagenesis Chapter 4 Rock Mechanics Related to Reservoir 4.1 Underground stresses 4.2 Pore pressure 4.3 Sedimentological aspects 4.4 Mechanical properties of sedimentary rocks Chapter 5 Lithofacies 5.1 Why consider lithofacies? 5.2 What is lithofacies7 5.3 How does sandstone composition affect reservoir quality? 5.4 How does texture affect porosity? 5.5 How does texture affect permeability? 5.6 What is the effect of fabric on reservoir quality? 5.7 What are the effects of bedding and sedimentary structures on reservoir quality? 5.8 How are depositional environments,primary lithofacies and K-φ related? 5.9 Conclusions Chapter 6 Carbonate Sequences (173) 6.1 What are the most important controls on reservoir quality in carbonate sequences? 6.2 Sulphates 6.3 Karstification 6.4 Compaction 6.5 Fractures 6.6 Predicting reservoir quality in limestones 6.7 How can we predict permeability? Chapter 7 Compaction 7.1 What is compaction? 7.2 How does compaction affect reservoir quality? 7.3 How does compaction operate? 7.4 What are the controls on compaction? Chapter 8 Quartz 8.1 How does quartz cement affect reservoir quality? 8.2 What is quartz? 8.3 How to identify quartz cements? 8.4 Where does quartz cement come from? 8.5 What controls quartz cement distribution? 8.6 Amount of quartz cement 8.7 What controls quartz cement precipitation? 8.8 Analyzing quartz cement 8.9 Summary Chapter 9 Clays 9.1 What are clay minerals? 9.2 How do we distinguish between detrital and diagenetic clays? 9.3 Effect of clay minerals on reservoir quality 9.4 Illite 9.5 Chlorite 9.6 Kaolinite 9.7 Smectite 9.8 Other clays Chapter 10 Carbonate Cements in Clastics 10.1 What is carbonate cements? 10.2 What is the form of carbonate cementation? 10.3 How does carbonate cement effect reservoir quality? 10.4 Tools and techniques for use with carbonate cements 10.5 Source of carbonate cements 10.6 Timing of cementation 10.7 Reservoir connectivity 10.8 Depositional environments and carbonate cements Chapter 11 Secondary Porosity 11.1 What causes secondary porosity? 11.2 Types of secondary pores 11.3 How does secondary porosity affect reservoir quality? 11.4 What views do other oil companies have on secondary porosity? 11.5 Possible mechanisms of secondary porosity generation 11.6 How can we recognize secondary porosity? 11.7 Conclusions Chapter 12 Faults and Fractures 12.1 The effects of faults and fractures on reservoir quality 12.2 Where are we most likely to encounter faults and fractures? 12.3 How do faults and factures affect reservoir quality? 12.4 What makes a fracture or fault non-conductive? 12.5 Fault and fracture cementation 12.6 Timing and source of cementation 12.7 Fracture conductivity with the host matrix 12.8 The importance of fracture porosity 12.9 The importance of fracture permeability 12.10 Fault sealing 12.11 Conclusions Chapter 13 How Can We Predict Porosity? 13.1 Principles 13.2 Porosity data 13.3 Statistics 13.4 Case History 13.5 How to use this information to predict porosity? 13.6 Effects of diagenesis and porosity modification on net pay Chapter 14 How Can We Predict Permeability? 14.1 What is permeability? 14.2 Empirical prediction of permeability 14.3 Limitations of empirical approaches 14.4 What's the effect of compaction? 14.5 How to predict permeability? 14.6 Where next? Chapter 15 How Can We Predict Reservoir Connectivity and Compartmentalization... 15.1 Reservoir compartmentalization 15.2 Types of compartmentalization 15.3 What can fluid composition tell us about reservoir compartment alization? 15.4 Conclusions References