| 摘要 | 第4-5页 |
| Abstract | 第5-6页 |
| Chapter1 Introduction | 第13-27页 |
| 1.1 Background | 第13-19页 |
| 1.1.1 D10-02 oilfield- general overview | 第15-16页 |
| 1.1.2 Reservoir petrophysical properties | 第16-17页 |
| 1.1.3 Fluid properties | 第17页 |
| 1.1.4 Current production status | 第17页 |
| 1.1.5 Recovery complexity | 第17-19页 |
| 1.2 Literature Review | 第19-24页 |
| 1.2.1 Introduction | 第19页 |
| 1.2.2 Effect of heterogeneity in recovery factor | 第19-20页 |
| 1.2.3 Polymer application and its limitations | 第20页 |
| 1.2.4 ASP flooding mechanism and limitations | 第20-21页 |
| 1.2.5 SP Flooding over ASP | 第21-22页 |
| 1.2.6 Parameter optimization in EOR flooding | 第22-24页 |
| 1.3 Objectives of this study | 第24页 |
| 1.4 Research Methodology | 第24-25页 |
| 1.5 Technical procedures | 第25页 |
| 1.6 Summary | 第25-27页 |
| Chapter2 Polymer and surfactant(SP)properties | 第27-53页 |
| 2.1 Introduction | 第27页 |
| 2.2 Interfacial tension experiment | 第27-30页 |
| 2.2.1 Experimental materials | 第27-28页 |
| 2.2.2 Experimental general steps | 第28页 |
| 2.2.3 Surfactant solubility and interfacial tension test | 第28-29页 |
| 2.2.4 Interfacial tension for selected surfactant | 第29-30页 |
| 2.2.5 Results and discussion | 第30页 |
| 2.3 Stability of polymer under shear rate | 第30-34页 |
| 2.3.1 Equipments | 第31-32页 |
| 2.3.2 Experimental procedures | 第32-33页 |
| 2.3.3 Results and discussion | 第33-34页 |
| 2.4 Power law characteristics of the polymer solution | 第34-36页 |
| 2.4.1 Experimental results and analysis | 第34-36页 |
| 2.5 Resistance coefficient and residual resistance coefficient | 第36-40页 |
| 2.5.1 Principles of the experiment | 第36-37页 |
| 2.5.2 Experimental conditions | 第37页 |
| 2.5.3 Experimental procedure | 第37-40页 |
| 2.5.4 Experimental results and analysis | 第40页 |
| 2.6 Polymer adsorption | 第40-51页 |
| 2.6.1 Experimental materials and conditions | 第41页 |
| 2.6.2 Experimental procedures | 第41-42页 |
| 2.6.3 Experimental results and analysis | 第42页 |
| 2.6.4 Polymer adsorption experiment for1200mg/L polymer concentration | 第42-46页 |
| 2.6.5 Polymer adsorption experiment for1500mg/L polymer concentration | 第46-51页 |
| 2.7 Summary | 第51-53页 |
| Chapter3 Effect of heterogeneity on oil recovery for both water and polymer flooding | 第53-62页 |
| 3.1 Introduction | 第53页 |
| 3.2 Heterogeneity effect in water injection | 第53-58页 |
| 3.2.1 Apparatus used in experiments | 第53页 |
| 3.2.2 Materials | 第53-54页 |
| 3.2.3 Operating conditions | 第54-55页 |
| 3.2.4 Experimental procedures | 第55-56页 |
| 3.2.5 Results and discussion | 第56-58页 |
| 3.3 Heterogeneity effect in polymer injection | 第58-60页 |
| 3.3.1 Experimental procedures | 第59页 |
| 3.3.2 Results and discussion | 第59-60页 |
| 3.4 Summary | 第60-62页 |
| Chapter4 Recovery methods in heterogeneous reservoir after polymer flooding | 第62-87页 |
| 4.1 Introduction | 第62页 |
| 4.2 Experimental Study on SP Flooding with Parallel Core | 第62-71页 |
| 4.2.1 Apparatus used in experiments | 第62页 |
| 4.2.2 Materials | 第62页 |
| 4.2.3 Operating conditions | 第62-64页 |
| 4.2.4 Experimental injection scheme | 第64页 |
| 4.2.5 Experimental procedure | 第64-65页 |
| 4.2.6 Results and discussion | 第65-71页 |
| 4.3 Study on microscopic oil displacement mechanism in SP injection | 第71-81页 |
| 4.3.1 Apparatus used in experiments | 第71-72页 |
| 4.3.2 Materials | 第72页 |
| 4.3.3 Operating conditions | 第72-73页 |
| 4.3.4 Mechanism to enhance oil recovery after polymer flooding | 第73页 |
| 4.3.5 Experimental Procedure | 第73-74页 |
| 4.3.6 Shapes of residual oil formed after flooding mechanism | 第74-75页 |
| 4.3.7 Results discussion for water,polymer and SP injection | 第75-79页 |
| 4.3.7.1 Water flooding: | 第75-76页 |
| 4.3.7.2 Reduction of remaining oil by increasing injection velocity | 第76页 |
| 4.3.7.3 Polymer injection: | 第76-77页 |
| 4.3.7.4 Reduction of remaining oil by increasing injection velocity | 第77-78页 |
| 4.3.7.5 Reduction of remaining oil by increasing polymer concentration | 第78页 |
| 4.3.7.6 SP flooding: | 第78-79页 |
| 4.3.7.7 Reduction of remaining oil by increasing injection velocity | 第79页 |
| 4.3.8 Oil displacement mechanism | 第79-81页 |
| 4.4 Foam Flooding Experiment | 第81-87页 |
| 4.4.1 Experimental conditions | 第81-83页 |
| 4.4.2 Experimental scheme | 第83页 |
| 4.4.3 Experimental procedure | 第83-84页 |
| 4.4.4 Experimental results and analysis | 第84-85页 |
| 4.4.5 Summary | 第85-87页 |
| Chapter5 Conclusion and Further Works | 第87-90页 |
| Reference | 第90-93页 |
| Acknowledgements | 第93页 |
