Nomenclature |
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ix | |
Acknowledgments |
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xi | |
Author |
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xiii | |
Contributors |
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xv | |
Introduction |
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xvii | |
1 Storage of CO2 in Geological Formations |
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1 | (6) |
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1.1 Carbon Capture and Storage: CCS |
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2 | (3) |
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1.2 Numerical Reservoir Simulation |
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5 | (2) |
2 Petroleum Data Analytics |
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7 | (26) |
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2.1 Artificial Intelligence |
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8 | (1) |
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9 | (2) |
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2.2.1 Steps Involved in Data Mining |
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10 | (1) |
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2.3 Artificial Neural Networks |
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11 | (23) |
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2.3.1 Structure of a Neural Network |
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11 | (2) |
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2.3.2 Mechanics of Neural Networks Operation |
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13 | (4) |
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2.3.3 Practical Considerations during the Training of a Neural Network |
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17 | (24) |
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2.3.3.1 Selection of Input Parameters |
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18 | (2) |
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2.3.3.2 Partitioning the Dataset |
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20 | (2) |
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2.3.3.3 Structure and Topology |
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22 | (3) |
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25 | (6) |
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31 | (2) |
3 Smart Proxy Modeling |
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33 | (12) |
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3.1 Engineering Application of Data Science |
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34 | (2) |
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3.2 Smart Proxy Modeling in Reservoir Engineering |
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36 | (2) |
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3.3 Mechanics of Smart Proxy Modeling |
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38 | (3) |
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3.4 Initial Examples of Smart Proxy Modeling |
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41 | (5) |
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3.4.1 A Giant Onshore Oilfield in the Middle East |
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42 | (3) |
4 CO2 Storage in Depleted Gas Reservoirs |
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45 | (20) |
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4.1 Numerical Reservoir Simulation: The Base Model |
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46 | (4) |
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4.2 History Matching the Numerical Reservoir Simulation |
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50 | (3) |
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4.3 Developing a Smart Proxy Model |
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53 | (6) |
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4.3.1 Design of the Simulation Runs |
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54 | (1) |
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4.3.2 Spatio-Temporal Database |
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55 | (3) |
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4.3.3 Data-Driven Predictive Models |
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58 | (1) |
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4.4 Results and Discussions |
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59 | (6) |
5 CO2 Storage in Saline Aquifers |
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65 | (54) |
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66 | (2) |
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5.2 Saline Aquifer Distribution |
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68 | (2) |
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5.3 CO2 Trapping Mechanisms |
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70 | (1) |
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5.4 CO2 Storage in Saline Aquifers: Case Study |
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71 | (3) |
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71 | (1) |
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72 | (1) |
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5.4.3 The Mississippi Test Site (US) |
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72 | (1) |
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73 | (1) |
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5.5 CO2 Storage in Citronelle Saline Aquifer: Simulation and Modeling |
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74 | (9) |
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5.5.1 Geology of the Storage Formation |
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75 | (1) |
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5.5.2 Reservoir Simulation Model |
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76 | (7) |
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5.6 Reservoir Characteristics Sensitivity |
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83 | (9) |
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83 | (1) |
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84 | (1) |
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5.6.3 Gas Relative Permeability Curves |
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85 | (1) |
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5.6.4 Maximum Residual Gas Saturation |
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86 | (1) |
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5.6.5 Brine Compressibility |
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87 | (2) |
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89 | (1) |
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90 | (2) |
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92 | (6) |
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5.7.1 Structural Trapping |
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92 | (1) |
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5.7.2 Residual or Capillary Gas Trapping Modeling |
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93 | (1) |
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5.7.3 Solubility Trapping Modeling |
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94 | (1) |
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5.7.4 Mineral Trapping Modeling |
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95 | (1) |
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5.7.5 Trapping Mechanisms Sensitivity |
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96 | (2) |
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5.8 Seal Quality Analysis |
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98 | (6) |
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5.9 Post Injection Site Care |
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104 | (4) |
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5.10 The Model's History Match |
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108 | (12) |
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116 | (3) |
6 CO2 Storage in Shale Using Smart Proxy |
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119 | (22) |
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Amirmasoud Kalantari-Dahaghi |
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6.1 Using Numerical Simulation for Shale |
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120 | (1) |
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6.2 Challenges and Solutions of the Numerical Simulation of Shale |
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120 | (1) |
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6.3 Traditional vs. Smart Proxy Models |
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121 | (1) |
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6.4 History Matching Production from the Marcellus Shale |
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122 | (2) |
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6.5 Generating the Spatio-Temporal Database |
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124 | (2) |
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6.6 Results and Discussion |
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126 | (13) |
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6.6.1 Prediction of CH4 Production Profiles |
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127 | (4) |
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6.6.2 Prediction of CO2 Injection Profiles |
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131 | (2) |
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6.6.3 Prediction of CO2 Breakthrough Time and Production Profiles |
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133 | (2) |
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6.6.4 Blind Validation of the Smart Proxy Model |
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135 | (4) |
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6.7 Summary and Conclusions |
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139 | (2) |
7 CO2-EOR as a Storage Mechanism |
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141 | (40) |
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7.1 The Field and Some Background |
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143 | (2) |
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145 | (1) |
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146 | (2) |
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148 | (1) |
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7.5 Water Flooding Evaluation |
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149 | (1) |
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7.6 Enhanced Oil Recovery Methods |
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150 | (1) |
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7.6.1 Enriched Miscible Gas Process |
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150 | (1) |
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7.6.2 Carbon Dioxide Process |
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151 | (1) |
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7.7 Development of Numerical Reservoir Simulation |
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151 | (3) |
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7.8 Proxies of the Numerical Simulation Models |
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154 | (9) |
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7.8.1 Surrogate Reservoir Models |
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161 | (2) |
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7.9 Development of the Smart Proxy |
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163 | (5) |
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7.10 Results and Discussion |
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168 | (11) |
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179 | (2) |
8 Leak Detection in CO2 Storage Sites |
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181 | (74) |
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8.1 CO2 Leakage from Underground Storage |
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183 | (7) |
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8.1.1 CO2 Leakage Conduits |
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183 | (6) |
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183 | (3) |
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186 | (2) |
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188 | (1) |
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8.1.2 CO2 Leakage Impacts |
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189 | (1) |
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8.2 Storage Site Monitoring |
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190 | (2) |
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190 | (1) |
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8.2.1.1 Permanent (Pressure) Down-Hole Gauges (PDGs) |
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190 | (1) |
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190 | (1) |
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191 | (1) |
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192 | (1) |
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8.3 Strategy for Leakage Prevention and Remediation |
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192 | (1) |
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8.4 Smart Well Technology |
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192 | (2) |
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8.4.1 Definition of a Smart Well |
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193 | (1) |
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8.4.2 Application of Smart Wells |
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193 | (1) |
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8.5 Closed-Loop Reservoir Management |
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194 | (1) |
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8.6 CO2 Leakage Detection Using Smart Well Technology: Case Study |
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195 | (4) |
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8.6.1 Leakage Detection: Leakage Test with Analytical Model |
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195 | (2) |
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8.6.2 Leakage Detection with Neural Networks and Reservoir Simulation Model |
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197 | (2) |
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8.7 Intelligent Leakage Detection System |
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199 | (18) |
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8.7.1 ILDS Development Based on the Homogenous Model |
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200 | (11) |
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8.7.1.1 Reservoir Simulation Model |
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200 | (1) |
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8.7.1.2 CO2 Leakage Modeling |
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201 | (3) |
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8.7.1.3 Data Summarization |
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204 | (2) |
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8.7.1.4 Data Partitioning for Neural Network Modeling |
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206 | (1) |
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8.7.1.5 Neural Network Architecture Design and Results |
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207 | (4) |
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8.7.2 ILDS Development Based on the Heterogeneous Model |
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211 | (6) |
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8.7.2.1 CO2 Leakage Modeling |
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212 | (1) |
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8.7.2.2 Neural Network Data Preparation |
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213 | (1) |
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8.7.2.3 Neural Network Architecture and Results |
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213 | (4) |
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8.8 Enhancement and Evaluation of the ILDS |
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217 | (38) |
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217 | (5) |
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8.8.1.1 Neural Network Data Preparation |
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218 | (1) |
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8.8.1.2 Results and Validations |
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219 | (3) |
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222 | (2) |
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8.8.3 Testing RT-ILDS for Multiple Geological Realizations |
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224 | (2) |
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8.8.4 Detection of Leaks at Different Vertical Locations along the Wells |
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226 | (4) |
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8.8.5 Impact of Gauge Accuracy or Pressure Drift on RT-ILDS Results |
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230 | (1) |
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8.8.6 Use of Well Head Pressure at Injection Well |
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231 | (1) |
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8.8.7 RT-ILDS for Variable CO2 Leakage Rates |
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232 | (5) |
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8.8.8 Use of the PDG in the Injection Well |
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237 | (2) |
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8.8.9 Leakage from the Cap-Rock |
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239 | (4) |
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8.8.10 Multi-Well Leakage |
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243 | (4) |
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247 | (4) |
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8.8.11.1 Determination of Noise Level and Distribution |
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247 | (2) |
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8.8.11.2 De-Noising the Pressure Readings |
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249 | (2) |
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8.8.12 Concluding Remarks |
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251 | (4) |
Bibliography |
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255 | (20) |
Index |
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275 | |