海洋工程柔性立管与海底管道设计及分析PDF电子书下载

CHAPTER 1 Introduction 3

1.1 General remarks 3

1.2 The design process 8

1.3 Engineering phases 11

1.3.1 Steel pipelines 11

1.3.2 Flexible pipes 12

CHAPTER 2 Design Principles 15

2.1 General remarks 15

2.2 Design formats 17

2.3 Discussion of relevant loads 21

2.4 Discussion of failure modes 29

2.4.1 Mechanical failure modes for steel pipelines 29

2.4.2 Mechanical failure modes for flexible pipes 34

2.5 Cross-section design 37

CHAPTER 3 Steel Pipeline Design 43

3.1 General remarks 43

3.2 Stress and strain components 43

3.3 Wall thickness design 47

3.3.1 The hoop stress（bursting）criteria 47

3.3.2 External pressure collapse 47

3.4 Design against other relevant failure modes in steel pipelines 51

3.4.1 Buckling due to combined loads 51

3.4.2 Fatigue 53

3.4.3 Other mechanical failure modes 53

CHAPTER 4 Mechanical Behaviour of Flexible Pipes 57

4.1 General remarks 57

4.2 Governing stress components 57

4.3 Wire geometries 61

4.4 Behaviour due to axi-symmetric loads 63

4.4.1 General 63

4.4.2 Axial loading 64

4.4.3 Torsion 74

4.4.4 Internal and external pressure 75

4.5 Behaviour in bending 77

4.5.1 General 77

4.5.2 Minimum bend radius 78

4.5.3 Stresses and stress resultants related to the tensile armour 80

4.5.4 Stresses related to the pressure armour 90

4.6 Buckling 93

4.6.1 Carcass collapse 93

4.6.2 Tensile armour buckling 97

4.7 Fatigue 105

4.7.1 General 105

4.7.2 Mean stress correction 106

4.7.3 Mean and dynamic stresses in the tensile armour 108

4.7.4 Mean and dynamic stresses in the pressure armour 110

4.7.5 The effect of corrosion failures in terms of bursting and fatigue performance 111

4.7.6 The effect of corrosion in terms of lateral wire buckling 113

4.7.7 The link between global and local analysis 113

4.8 Computational methods 115

4.8.1 General 115

4.8.2 Axi-symmetric stress analysis 116

4.8.3 Bending and fatigue stress analysis 118

4.8.4 Special cases 119

CHAPTER 5 Heat Transfer and Thermal Insulation 123

5.1 General remarks 123

5.2 The heat transfer coefficient 124

5.2.1 Conduction 125

5.2.2 Convection 127

5.2.3 Influence of soil burial 127

5.3 The tempe rature profile 128

5.4 Time to reach critical temperature 129

CHAPTER 6 Steel Pipeline Material Selection and Welding 135

6.1 General remarks 135

6.2 Material selection 136

6.3 Pipel ine welding 138

6.3.1 General 138

6.3.2 Welding processes 139

6.3.3 Non-destructive testing 141

CHAPTER 7 Pipeline Installation 145

7.1 General remarks 145

7.2 Pipeline installation methods 145

7.2.1 Controlled depth tow method 146

7.2.2 J-lay 147

7.2.3 S-lay 149

7.2.4 Selection of method 150

7.3 Pipeline installation analysis 152

7.3.1 The effective tension concept and Archimedes law 153

7.3.2 The catenary equation 158

7.3.3 Minimum horizontal radius 160

7.3.4 Residual radius and roll 161

CHAPTER 8 Global Buckling 169

8.1 General remarks 169

8.2 The process of buckling 169

8.3 Analytical global buckling model 173

8.4 The significance of different parameters included in an upheaval buckling analysis 177

8.4.1 Formulation of the upheaval buckling failure function 177

8.4.2 Input parameters and failure function 180

8.4.3 The Hasofer-Lind reliability index 182

8.4.4 Results 184

CHAPTER 9 The Finite Element Method as Applied to Slender Structures 189

9.1 General remarks 189

9.2 Basics of the finite element method 191

9.3 Non-linear effects 194

9.4 Strain and stress measures 197

9.5 Non-linear finite element methods 201

9.5.1 Equilibrium equation 201

9.5.2 Non-linear formulations 202

9.5.3 Material law-plasticity for metals 205

9.5.4 Solution techniques 211

9.6 Description of some elements of general relevance forglobal analysis of slender structures 219

9.6.1 General 219

9.6.2 Pipe elements 220

9.6.3 Seabed contact element 223

9.6.4 Roller contact element 226

9.6.5 Pipe-in-pipe contact element 228

9.7 Description of elements related to global and local response of flexible pipes and umbilicals 232

9.7.1 General 232

9.7.2 Helical beam elements 232

9.7.3 Associated elements 237

CHAPTER 10 Modelling and Analysis Examples 243

10.1 General remarks 243

10.2 Dynamic simulation of S-lay 243

10.2.1 Objectives 243

10.2.2 Input data 244

10.2.3 Modelling 245

10.2.4 Results 247

10.3 J-tube pull-in 249

10.3.1 Objectives 249

10.3.2 Input data 250

10.3.3 Modelling 251

10.3.4 Results 252

10.4 Pipeline walking 253

10.4.1 Objectives 253

10.4.2 Input data 253

10.4.3 Modelling 254

10.4.4 Results 254

10.5 Lateral buckling versus alternative soil models 256

10.5.1 Review of lateral soil models 256

10.5.2 Objectives 259

10.5.3 Input data and modelling 259

10.5.4 Results 260

10.6 Pipeline trawl-gear interaction loads 261

10.6.1 General remarks 261

10.6.2 Objectives 265

10.6.3 Input data 265

10.6.4 Modelling 266

10.6.5 Results 267

10.7 Stress behaviour of flexible riser at the platform hang-off 269

10.7.1 Objectives 269

10.7.2 Input data 269

10.7.3 Modelling 271

10.7.4 Results 272

10.8 Lateral buckling behaviour of tensile armours 274

10.8.1 Objectives 274

10.8.2 Input data 274

10.8.3 Modelling 276

10.8.4 Results 278

Bibliography 283