| Abstract | 第4-5页 |
| Chapter 1: Introduction | 第13-33页 |
| 1.1 Generation IV Nuclear Energy System | 第13-16页 |
| 1.2 Lead Cooled Fast Reactor (LFR) | 第16-25页 |
| 1.2.1 Lead Cooled Fast Reactor Programs in World | 第17-20页 |
| 1.2.2 China Lead Based Reactor (CLEAR) Program | 第20-25页 |
| 1.3 Thermal Stratification | 第25-28页 |
| 1.4 Thermal Stratification Analysis of Heavy Liquid Metal Cooled Reactors | 第28-30页 |
| 1.5 Research objective | 第30页 |
| 1.6 Thesis Outline | 第30-33页 |
| Chapter 2: Numerical Model and Methods | 第33-45页 |
| 2.1 Physical Model of CLEAR-S | 第33-35页 |
| 2.2 Mesh Model of CLEAR-S | 第35-37页 |
| 2.3 Materials | 第37-38页 |
| 2.4 Numerical Model | 第38-44页 |
| 2.4.1 Governing Equations | 第38-40页 |
| 2.4.2 Cell Zone Conditions | 第40-43页 |
| 2.4.3 Boundary Conditions | 第43页 |
| 2.4.4 User Define Functions (UDF) | 第43-44页 |
| 2.5 Summary | 第44-45页 |
| Chapter 3: Calculation Model Simplification and Validation | 第45-57页 |
| 3.1 Mesh Convergence | 第45-46页 |
| 3.2 Turbulence Model Selection | 第46-47页 |
| 3.3 Porous Media Model Selection | 第47-54页 |
| 3.3.1 Heat Exchanger | 第48-50页 |
| 3.3.2 DHR | 第50-52页 |
| 3.3.3 Pressure Chamber | 第52-53页 |
| 3.3.4 Core Simulator | 第53-54页 |
| 3.3.5 Pump | 第54页 |
| 3.4 Comparison of simulation results with design parameters | 第54-55页 |
| 3.5 Summary | 第55-57页 |
| Chapter 4: Steady state thermal stratification analysis of CLEAR-S | 第57-81页 |
| 4.1 Introduction | 第57-59页 |
| 4.2 Steady State Solution at 100% mass flow rate | 第59-60页 |
| 4.3 Steady State Solution at 50% mass flow rate | 第60-62页 |
| 4.4 Steady State Solution at 25% mass flow rate | 第62-64页 |
| 4.5 Wall conduction effects on force and natural circulation | 第64-78页 |
| 4.5.1 Wall conduction effects on FC | 第66-72页 |
| 4.5.2 Wall conduction effects on natural circulation | 第72-78页 |
| 4.6 Summary | 第78-81页 |
| Chapter 5: Transient thermal stratification analysis of CLEAR-S | 第81-101页 |
| 5.1 Introduction | 第81-84页 |
| 5.2 Loss of flow transient from 100% mass flow rate | 第84-91页 |
| 5.2.1 Pump Coast down | 第85-86页 |
| 5.2.2 Variations at inlet and outlet temperatures of core, HX and DHR | 第86-87页 |
| 5.2.3 Thermal Stratification analysis of hot pool of CLEAR-S | 第87-89页 |
| 5.2.4 Thermal Stratification analysis of cold pool of CLEAR-S | 第89-91页 |
| 5.3 Loss of flow transient from 50% mass flow rate | 第91-96页 |
| 5.3.1 Thermal Stratification analysis of hot pool of CLEAR-S | 第92-93页 |
| 5.3.2 Thermal Stratification analysis of cold pool of CLEAR-S | 第93-96页 |
| 5.4 Loss of flow transient from 25% mass flow rate | 第96-100页 |
| 5.4.1 Thermal Stratification analysis of hot pool of CLEAR-S | 第96-97页 |
| 5.4.2 Thermal Stratification analysis of cold pool of CLEAR-S | 第97-100页 |
| 5.5 Summary | 第100-101页 |
| Chapter 6: Conclusion, Implications and Future Work | 第101-105页 |
| 6.1 Conclusion | 第101-103页 |
| 6.2 Implications and future work | 第103-105页 |
| References | 第105-113页 |
| Acknowledgement | 第113-115页 |
| List of Publications | 第115页 |
