Enhance Oil And Gas Exploration With Data–Driven Geophysical And Petrophysical Models - Holdaway Keith R.; Irving Duncan H. B. - John Wiley & Sons - Libro - HOEPLI.it

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holdaway keith r.; irving duncan h. b. - enhance oil and gas exploration with data–driven geophysical and petrophysical models

Enhance Oil and Gas Exploration with Data–Driven Geophysical and Petrophysical Models



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Lingua: Inglese
Pubblicazione: 11/2017

Note Editore


The disruptive effects of big data have reached the oil and gas industry and resulted in extraordinary advancements. Enhance Oil & Gas Exploration with Data–Driven Geophysical and Petrophysical Models is your practical guidebook to getting the most out of continually maturing computational intelligence in order to give you the highest quality, real–time information to make the right business decisions.

Written by two thought leaders in the field, this collection of easy–to–follow discussions offers a relevant depth of coverage and clarifying case studies to fully prepare you to use this dependable probabilistic model in the real world to:

  • Add greater value to your exploration data with new tools and methodologies for advanced geophysical and petrophysical data analysis
  • Break down business silos to streamline processes, produce more accurate determinations, and strip away the negative side effects of data compartmentalization
  • Blend traditional deterministic interpretation with data–driven deep learning and data mining to overcome a diverse variety of business challenges

Let your data tell you where profits lie with Enhance Oil & Gas Exploration with Data–Driven Geophysical and Petrophysical Models.


Foreword xv

Preface xxi

Acknowledgments xxiii

Chapter 1 Introduction to Data–Driven Concepts 1

Introduction 2

Current Approaches 2

Is There a Crisis in Geophysical and Petrophysical Analysis? 3

Applying an Analytical Approach 4

What Are Analytics and Data Science? 5

Meanwhile, Back in the Oil Industry 8

How Do I Do Analytics and Data Science? 10

What Are the Constituent Parts of an Upstream Data Science Team? 13

A Data–Driven Study Timeline 15

What Is Data Engineering? 18

A Workflow for Getting Started 19

Is It Induction or Deduction? 30

References 32

Chapter 2 Data–Driven Analytical Methods Used in E&P 34

Introduction 35

Spatial Datasets 36

Temporal Datasets 37

Soft Computing Techniques 39

Data Mining Nomenclature 40

Decision Trees 43

Rules–Based Methods 44

Regression 45

Classification Tasks 45

Ensemble Methodology 48

Partial Least Squares 50

Traditional Neural Networks: The Details 51

Simple Neural Networks 54

Random Forests 59

Gradient Boosting 60

Gradient Descent 60

Factorized Machine Learning 62

Evolutionary Computing and Genetic Algorithms 62

Artificial Intelligence: Machine and Deep Learning 64

References 65

Chapter 3 Advanced Geophysical and Petrophysical Methodologies 68

Introduction 69

Advanced Geophysical Methodologies 69

How Many Clusters? 70

Case Study: North Sea Mature Reservoir Synopsis 72

Case Study: Working with Passive Seismic Data 74

Advanced Petrophysical Methodologies 78

Well Logging and Petrophysical Data Types 78

Data Collection and Data Quality 82

What Does Well Logging Data Tell Us? 84

Stratigraphic Information 86

Integration with Stratigraphic Data 87

Extracting Useful Information from Well Reports 89

Integration with Other Well Information 90

Integration with Other Technical Domains at the Well Level 90

Fundamental Insights 92

Feature Engineering in Well Logs 95

Toward Machine Learning 98

Use Cases 98

Concluding Remarks 99

References 99

Chapter 4 Continuous Monitoring 102

Introduction 103

Continuous Monitoring in the Reservoir 104

Machine Learning Techniques for Temporal Data 105

Spatiotemporal Perspectives 106

Time Series Analysis 107

Advanced Time Series Prediction 108

Production Gap Analysis 112

Digital Signal Processing Theory 117

Hydraulic Fracture Monitoring and Mapping 117

Completions Evaluation 118

Reservoir Monitoring: Real–Time Data Quality 119

Distributed Acoustic Sensing 122

Distributed Temperature Sensing 123

Case Study: Time Series to Optimize Hydraulic Fracture

Strategy 129

Reservoir Characterization and Tukey Diagrams 131

References 138

Chapter 5 Seismic Reservoir Characterization 140

Introduction 141

Seismic Reservoir Characterization: Key Parameters 141

Principal Component Analysis 146

Self–Organizing Maps 146

Modular Artificial Neural Networks 147

Wavelet Analysis 148

Wavelet Scalograms 157

Spectral Decomposition 159

First Arrivals 160

Noise Suppression 161

References 171

Chapter 6 Seismic Attribute Analysis 174

Introduction 175

Types of Seismic Attributes 176

Seismic Attribute Workflows 180

SEMMA Process 181

Seismic Facies Classification 183

Seismic Facies Dataset 188

Seismic Facies Study: Preprocessing 189

Hierarchical Clustering 190

k–means Clustering 193

Self–Organizing Maps (SOMs) 194

Normal Mixtures 195

Latent Class Analysis 196

Principal Component Analysis (PCA) 198

Statistical Assessment 200

References 204

Chapter 7 Geostatistics: Integrating Seismic and Petrophysical Data 206

Introduction 207

Data Description 208

Interpretation 210

Estimation 210

The Covariance and the Variogram 211

Case Study: Spatially Predicted Model of Anisotropic Permeability 214

What Is Anisotropy? 214

Analysis with Surface Trend Removal 215

Kriging and Co–kriging 224

Geostatistical Inversion 229

Geophysical Attribute: Acoustic Impedance 230

Petrophysical Properties: Density and Lithology 230

Knowledge Synthesis: Bayesian Maximum Entropy (BME) 231

References 237

Chapter 8 Artificial Intelligence: Machine and Deep Learning 240

Introduction 241

Data Management 243

Machine Learning Methodologies 243

Supervised Learning 244

Unsupervised Learning 245

Semi–Supervised Learning 245

Deep Learning Techniques 247

Semi–Supervised Learning 249

Supervised Learning 250

Unsupervised Learning 250

Deep Neural Network Architectures 251

Deep Forward Neural Network 251

Convolutional Deep Neural Network 253

Recurrent Deep Neural Network 260

Stacked Denoising Autoencoder 262

Seismic Feature Identification Workflow 268

Efficient Pattern Recognition Approach 268

Methods and Technologies: Decomposing Images into Patches 270

Representing Patches with a Dictionary 271

Stacked Autoencoder 272

References 274

Chapter 9 Case Studies: Deep Learning in E&P 276

Introduction 277

Reservoir Characterization 277

Case Study: Seismic Profile Analysis 280

Supervised and Unsupervised Experiments 280

Unsupervised Results 282

Case Study: Estimated Ultimate Recovery 288

Deep Learning for Time Series Modeling 289

Scaling Issues with Large Datasets 292

Conclusions 292

Case Study: Deep Learning Applied to Well Data 293

Introduction 293

Restricted Boltzmann Machines 294

Mathematics 297

Case Study: Geophysical Feature Extraction: Deep Neural Networks 298

CDNN Layer Development 299

Case Study: Well Log Data–Driven Evaluation for Petrophysical Insights 302

Case Study: Functional Data Analysis in Reservoir Management 306

References 312

Glossary 314

About the Authors 320

Index 323


KEITH R. HOLDAWAY is advisory industry consultant and principal solutions architect at SAS. He holds seven patents and is the author of Harness Oil and Gas Big Data with Analytics.

DUNCAN H. B. IRVING is a practice partner for oil and gas consulting at Teradata. He publishes regularly on big data analytics applied to the upstream domain.

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Altre Informazioni

ISBN: 9781119215103
Condizione: Nuovo
Collana: Wiley and SAS Business Series
Dimensioni: 236 x 31.56 x 159 mm Ø 574 gr
Formato: Copertina rigida
Pagine Arabe: 368

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