內容大鋼
本書開展岩體非連續性與多裂縫擾動壓裂縫網偏轉的數值方法、模型與模擬研究，主要包括以下內容：(1)基於統計建模和分形表徵的緻密儲層岩體水力裂縫遇顆粒和天然裂縫動態交匯與偏轉，(2)水力裂縫遇不同幾何構型和力學屬性層理和顆粒偏轉與分形形態，(3)基於雙重雙線性內聚力模型的岩體衝擊載荷下拉伸與剪切裂縫動態擴展，(4)不同交叉天然裂縫和流體注入速率下水力壓裂縫網中心型與邊緣型交匯擴展，(5)交叉射孔簇多井水力壓裂誘發井間連接與超長裂縫，(6)平行和交叉射孔簇多井水力壓裂縫網偏轉與產氣評估，(7)含天然裂縫儲層超臨界CO2驅動多井壓裂縫網交匯與誘發微地震。
本書可以作為工程力學、採礦工程、石油工程、岩土工程和地質工程專業的研究人員、研究生和本科生的參考書。
目錄
Chapter 1 Introduction
1.1 Introduction
1.2 Deflection of fracturing fracture network disturbed by discontinuity in rock
1.3 Deflection of fracturing fracture network disturbed by multiple fractures in rock
1.4 Propagation and deflection of fracturing fracture network in supercritical CO2 fracturing
1.5 Research contents of the book
References
Chapter 2 Dynamic intersection and deflection behaviours of hydraulic fractures meeting granules and natural fractures in tight reservoir rock based on statistical modelling and fractal characterization
2.1 Introduction
2.2 Statistical modelling for tight heterogeneous reservoir rock
2.2.1 Statistical uniform and Weibull distribution of heterogeneous reservoir rock
2.2.2 Establishment process of statistical models with granules and natural fractures
2.3 Governing partial differential equations and numerical discretization of hydrofracturing in fractured porous media
2.3.1 Governing equation of solid deformation
2.3.2 Governing equations of fluid flow in fractured porous media
2.3.3 Fracture criterion
2.3.4 Numerical discretization based on the combined finite element-discrete element-finite volume method
2.4 Fractal characterization method for fracture network morphology
2.5 Global procedure for statistical modelling, fracture propagation, and fractal characterization
2.6 Results and discussions
2.6.1 Propagation behaviours and fractal characterization of fracturing fracture network in homogeneous tight reservoirs
2.6.2 Intersection and deflection behaviours of hydraulic fractures meeting granules
2.6.3 Intersection and deflection behaviours of hydraulic fractures meeting natural fractures
2.7 Conclusions
References
Chapter 3 Deflection behaviours and fractal morphology of hydraulic fractures meeting beddings and granules with variable geometrical configurations and geomechanical properties
3.1 Introduction
3.2 Governing partial differential equations and numerical discretization
3.2.1 Governing equation of solid deformation
3.2.2 Governing equations of fluid flow in fractured porous media
3.2.3 Numerical discretization
3.3 Fractal morphology of fracturing fracture network based on fractal characterization method
3.4 Global procedure for deflection behaviours and fractal morphology of hydraulic fractures meeting beddings and granules
3.5 Numerical models and cases of heterogeneous reservoirs
3.5.1 Beddings with variable geometrical configurations and geomechanical properties
3.5.2 Granules with variable geometrical configurations and geomechanical properties
3.6 Results and discussion
3.6.1 Beddings with variable geometrical configurations
3.6.2 Beddings with variable geomechanical properties
3.6.3 Granules with variable geometrical configurations
3.6.4 Granules with variable geomechanical
4.7 Results and discussion
4.7.1 Verification of tensile and shear fractures induced by impact load in rock disc
4.7.2 Dynamic propagation of fractures in rock disc
4.7.3 Dynamic propagation of fractures in rock stratum
4.8 Conclusions
References
Chapter 5 Center-and edge-type intersections of hydraulic fracture network under varying crossed natural fractures and fluid injection rate
5.1 Introduction
5.2 Combined finite element-discrete element method and model considering hydro-mechanical coupling
5.2.1 Governing partial differential equations
5.2.2 Discrete fracture network model
5.3 Numerical models of fractured reservoir embedded discrete fracture networks
5.3.1 Geometrical models
5.3.2 Cases study for typical pre-existing crossed natural fractures
5.4 Results and discussion
5.4.1 Sensitivity factors of pre-existing natural fractures
5.4.2 Quantitative length of fracture networks
5.4.3 Gas production in fractured reservoirs
5.5 Conclusions
References
Chapter 6 Wells connection and long hydraulic fracture induced by multi-well hydrofracturing utilizing cross-perforation clusters
6.1 Introduction
6.2 Governing equations of multi-well hydrofracturing considering thermal-hydraulic-mechanical coupling
6.3 Numerical models of multi-well hydrofracturing utilizing crossperforation clusters
6.4 Results and analysis
6.4.1 Hydraulic fracture propagation of parallel and cross perforation clusters in multi-wells
6.4.2 Connected long hydraulic fractures in multi-well hydrofracturing with different well spacings
6.4.3 Connected long hydraulic fractures in multi-well hydrofracturing with different well initiation sequences
6.4.4 Multi-well hydrofracturing induced microseismic events
6.5 Conclusions
References
Chapter 7 Deflection of fracture networks and gas production in multi-well hydrofracturing utilizing parallel and crossed perforation clusters
7.1 Introduction
7.2 Combined finite element-discrete element method and model considering thermo-hydro-mechanical coupling
7.2.1 Governing partial differential equations
7.2.2 Numerical models of multi-well hydrofracturing
7.3 Deflection of fracture networks in multi-well hydrofracturing utilizing parallel and crossed perforation clusters
7.3.1 Fracture deflection in multi-well hydrofracturing utilizing parallel perforation clusters
7.3.2 Fracture deflection in multi-well hydrofracturing utilizing crossed perforation clusters
7.4 Gas production in multi-well hydrofracturing utilizing parallel and crossed perforation clusters
7.4.1 Gas production in multi-well hydrofracturing utilizing parallel perforation clusters
7.4.2 Gas production in multi-well hydrofracturing utilizing crossed perforation clusters
7.5 Conclusions
8.3 Numerical models of supercritical CO2 fracturing in fractured reservoir
8.3.1 Geometrical and finite element models
8.3.2 Cases study for typical fracturing fluids: Slick water and supercritical CO2
8.4 Results and discussion
8.4.1 Intersections and connections of fracturing fracture networks
8.4.2 Quantitative variation of fracture networks, fluid rate, and pore pressure
8.4.3 Microseismic damage and contact-slip events
8.5 Conclusions
References
Chapter 9 Summary and prospect
9.1 Summary
9.2 Prospect
Abstract
編後記
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