论文目录 | |
| 作者简介 | 第1-9页 |
| Curriculum Vitae | 第9-12页 |
| ABSTRACT | 第12-21页 |
| 摘要 | 第21-30页 |
| Chapter 1: Introduction, research status, and methods | 第30-48页 |
| 1.1 Introduction | 第30-32页 |
| 1.1.1 Project support | 第30页 |
| 1.1.2 Research objective and significance | 第30-32页 |
| 1.2 International and domestic research status | 第32-42页 |
| 1.2.1 Research status and shortage of the subjects related to the thesis | 第32-40页 |
| 1.2.2 Research status and existing issue of the study area | 第40-42页 |
| 1.3 Research content, dataset, and methods | 第42-45页 |
| 1.4 Research work executive summary | 第45-46页 |
| 1.5 Innovative points | 第46-48页 |
| Chapter 2: Geological setting | 第48-59页 |
| 2.1 Regional geological setting of the Jiuquan Basin | 第48-56页 |
| 2.1.1 Tectonic history | 第48-53页 |
| 2.1.2 Stratigraphy | 第53-56页 |
| 2.2 Geological setting of the Qingnan Subsag | 第56-59页 |
| Chapter 3: Sequence stratigraphic framework of the Lower Cretaceous in the Qingnan Subsag | 第59-67页 |
| 3.1 Sequence boundary identification | 第60-65页 |
| 3.1.1 Identification of sequence boundary on outcrops | 第60-62页 |
| 3.1.2 Identification of sequence boundary on drilling well | 第62-63页 |
| 3.1.3 Identification of sequence boundary on seismic section | 第63-65页 |
| 3.2 Sequence stratigraphic framework of the Early Cretaceous | 第65-67页 |
| Chapter 4: Depositional setting of the Lower Cretaceous Xiagou Formation in the Qingnan Subsag | 第67-92页 |
| 4.1 Subsidence history and tectonic activity of the Qingnan Subsag | 第67-77页 |
| 4.1.1 Equilibrium profile analysis | 第68-70页 |
| 4.1.2 Basin subsidence analysis | 第70-75页 |
| 4.1.3 Analysis of syndepositional boundary fault activity | 第75-77页 |
| 4.2 Paleogeomorphology analysis of the Qingnan Subsag | 第77-80页 |
| 4.2.1 Paleogeomorphology of the depositional stage of SQK1g0 | 第77-78页 |
| 4.2.2 Paleogeomorphology of the depositional stage of SQK1g1 | 第78页 |
| 4.2.3 Paleogeomorphology of the depositional stage of SQK1g2+3 | 第78-80页 |
| 4.3 Provenance systems of the Qingnan Subsag | 第80-87页 |
| 4.3.1 Provenance analysis based on coarse-grained sediment dispersal systems | 第81-83页 |
| 4.3.2 Provenance analysis based on seismic data | 第83-87页 |
| 4.4 Paleoclimate of the Qingnan Subsag | 第87-92页 |
| Chapter 5: Depositional systems and basin filling characteristics of the Lower Cretaceous Xiagou Formation in the Qingnan Subsag | 第92-113页 |
| 5.1 Depositional system types and lithological characteristics | 第92-100页 |
| 5.1.1 Structural high margin fan deltas | 第93-97页 |
| 5.1.2 Boundary fault margin fan deltas | 第97-98页 |
| 5.1.3 Shallow- and deep-lacustrine systems | 第98-100页 |
| 5.2 Single well sedimentary-system analysis | 第100-104页 |
| 5.2.1 Structural high margin well analysis | 第100页 |
| 5.2.2 Boundary fault margin well analysis | 第100-104页 |
| 5.2.3 Central basin well analysis | 第104页 |
| 5.3 Stratigraphic correlations and cross-sectional distribution characteristics | 第104-109页 |
| 5.3.1 Distribution characteristics on the NW-SE oriented cross-section AA’ | 第104-106页 |
| 5.3.2 Distribution characteristics on the NW-SE oriented cross-section BB’ | 第106-109页 |
| 5.3.3 Distribution characteristics on the SW-NE oriented cross-section CC’ | 第109页 |
| 5.4 Planar distribution characteristics and basin filling pattern | 第109-113页 |
| 5.4.1 Planar distribution characteristics in SQK1g0 | 第110页 |
| 5.4.2 Planar distribution characteristics in SQK1g1 | 第110-111页 |
| 5.4.3 Planar distribution characteristics in SQK1g2+3 | 第111-112页 |
| 5.4.4 Basin filling pattern of the Xiagou Formation | 第112-113页 |
| Chapter 6: Control factors and vertical filling evolution model of the Xiagou Formation in the Qingnan Subsag | 第113-124页 |
| 6.1 The control of paleogeomorphology on basin fill | 第114-117页 |
| 6.1.1 Paleogeomorphology controls the sediment dispersal patterns | 第114-116页 |
| 6.1.2 Paleogeomorphology controls the sediment transport and deposition | 第116-117页 |
| 6.2 The control of tectonics and basin subsidence on basin fills | 第117-120页 |
| 6.3 The control of climate conditions on basin fills | 第120-122页 |
| 6.4 Vertical evolution model of the basin fill | 第122-124页 |
| Chapter 7: Implications of the basin fill for hydrocarbon exploration in the Qingnan Subsag | 第124-136页 |
| 7.1 Reservoir rocks of the Xiagou Formation | 第124-127页 |
| 7.1.1 Fan delta glutenite | 第124-125页 |
| 7.1.2 Deep lacustrine horizontally-laminated dolomitic mudstone | 第125-127页 |
| 7.2 Depositional model of the structural high margin fan deltas and their specific characteristics | 第127-130页 |
| 7.2.1 Depositional model of the structural high margin fan deltas | 第127-129页 |
| 7.2.2 Specific characteristics of intrabasinal structural high margin fan deltas | 第129-130页 |
| 7.3 Depositional process and model of deep lacustrine mudstones | 第130-134页 |
| 7.3.1 Deep lacustrine mudstone characteristics in the Qingnan Subsag | 第130-131页 |
| 7.3.2 Deep lacustrine mudstone depositional process and model | 第131-134页 |
| 7.4 Implications for hydrocarbon exploration in the Qingnan Subsag | 第134-136页 |
| Chapter 8: Conclusions | 第136-139页 |
| Acknowledgements | 第139-141页 |
| 致谢 | 第141-142页 |
| Reference | 第142-160页 |
