Contents
Chapter 1 Current Situation of Conglomerate Reservoir Exploration at Home and Abroad and Discovery of Mahu Large Oil Province 1
1.1 Geological Background and Conglomerate Reservoir Exploration in Junggar Basin 1
1.2 Exploration Overview and Typical Reservoir Geological Characteristics of Conglomerate Reservoirs at Home and Abroad 19
1.3 Discovery Process and Key Technologies of Mahu Oil Field 49
Chapter 2 Sedimentary Characteristics of Large-scale Retrogressive Shallow Water Fan Delta 96
2.1 Overview of Fan Delta 97
2.2 Geological Background for the Formation of Retrogressive Shallow Water Fan Delta in Mahu Sag 103
2.3 Identification Marks and Seismic Identification of Retrogressive Shallow Water Fan Delta 108
2.4 Main Controlling Factors for the Formation of the Retrogressive Shallow Water Fan Delta 167
2.5 Experimental Simulation of Retrogressive Shallow Water Fan Delta 173
Chapter 3 Characteristics and Evaluation of Shallow Fan Delta Glutenite Reservoir 193
3.1 Basic Reservoir Characteristics 193
3.2 Diagenesis and Diagenetic Evolution 215
3.3 Main Controlling Factors of High Quality Reservoir 244
3.4 High Quality Reservoir Evaluation and Prediction 269
3.5 Exploration significance 299
Chapter 4 Characteristics of Alkali Lake Source Rocks and Petrogenesis of Mahu 302
4.1 Geological Characteristics of Alkali Lake Source Rocks at Home and Abroad 302
4.2 Geological Background of Alkali Lake Formation in Fengcheng Formation of the Mahu sag 312
4.3 Sedimentary Characteristics of Alkali Lake Source Rocks of Fengcheng Formation in the Mahu sag 322
4.4 Geochemical Characteristics of Source Rocks in the Mahu Sag 352
4.5 Hydrocarbon Generation Model and Mechanism of Source Rocks
in the Mahu Sag 375
4.6 Source and Origin of Oil and Gas in the Mahu Sag 393
4.7 Exploration Significance 428
Chapter 5 Reservoir Forming Model and Enrichment and High Yield Law of Mahu Conglomerate Oil Field 430
5.1 Formation Conditions of Conglomerates in the Mahu Sag 430
5.2 Reservoir Forming Characteristics and Models of Conglomerates in the Upper Source of the Mahu Sag 442
5.3 Large Area Quasi Continuous Reservoir Forming Model in Large Source Conglomerate Area of the Mahu Sag 518
5.4 Main Controlling Factors and Enrichment Rules of Hydrocarbon Accumulation in Large Conglomerate Area of Upper Source in the Mahu sag 578
5.5 Exploration Significance 616
Chapter 6 Geological Theory Innovation and Application of Discovery of
Mahu Oil Province 618
6.1 Geological Theory Innovation and Significance of Discovery of Mahu Oil Field 618
6.2 Future Oil and Gas Exploration Direction and Exploration Field in the Junggar Basin 629
6.3 Application of Geological Theory of Mahu Conglomerate Large Oil Province
in Oil and Gas Exploration at Home and Abroad 657