Preface |
Contributors |
Acknowledgments |
Structures in the Offshore Environment / James F. Wilson1: |
Historical Perspective / 1.1: |
Platforms / 1.2: |
Fixed-Bottom Platforms |
Compliant Platforms |
Buoyant Platforms |
Moorings / 1.3: |
Temporary Anchor Moorings |
Platform Pile and Single-Point Moorings |
Pipelines / 1.4: |
Sea Floor Pipelines |
Vertical Pipelines |
Challenges / 1.5: |
Environmental Forces |
Structural Materials |
Modeling and Analysis |
Experimental Evaluations |
References |
Structure-Environmental Force Interactions / 2: |
Single Degree of Freedom Structures / 2.1: |
Fluid-Induced Structural Forces / 2.2: |
Classical Inviscid Fluid Flow |
Real Viscous Fluid Flow |
Conservation of Linear Momentum and Flow Superposition |
Buoyancy and Gravity |
Winds and Currents |
Earthquakes, Ice Impact, and Wave Slamming / 2.3: |
Earthquake Forces |
Ice Impact Forces |
Wave Slamming Forces |
Structural Mass, Damping, and Restraint / 2.4: |
Structural Mass and Stiffness |
Cable Restraints |
Soil Foundation Restraints |
Problems |
Deterministic Descriptions of Offshore Waves / Bruce J. Muga3: |
Description of Plane Waves / 3.1: |
Linear Plane Waves / 3.2: |
Nonlinear Waves / 3.3: |
Trochoidal Theory |
Cnoidal Theory |
Stokes Theory |
Solitary Theory |
Numerical Theory |
Domains of Validity for Wave Theories / 3.4: |
Wave Forces on Structures / 4: |
Wave Loading of Flexible Cylinders / 4.1: |
Classification of Fluid Load Regimes / 4.2: |
Flow Regimes for Offshore Structures / 4.3: |
Summary of Flow Coefficients C[subscript D] and C[subscript M] / 4.4: |
Transfer Functions for Wave Loading / 4.5: |
Deterministic Responses for Single Degree of Freedom Structures / 5: |
Natural Frequencies of Linear Systems / 5.1: |
Direct Method |
The Rayleigh Method |
Frequencies for Nonlinear Structures / 5.2: |
Response Functions for Linear Structures / 5.3: |
Harmonic Response Function |
Impulse Response Function |
Convolution Integral |
Response of Linear Structures to Earthquake Loading / 5.4: |
Response Characteristics of Nonlinear Structures / 5.5: |
Responses to Harmonic Excitation |
Jumps |
Subharmonics |
Nonlinear Responses for a SALM Buoy / 5.6: |
Physical Description and Dynamic Model |
Numerical Results and Conclusions |
Statistical Descriptions of Offshore Waves / 6: |
Introduction to Wave Spectra / 6.1: |
Concept of the Significant Wave / 6.2: |
Wave Height Distributions |
Wave Height-Wave Spectrum Relationships |
Descriptions of Wave Energy Spectra / 6.3: |
Alternative Definitions |
Empirical Forms |
Selection of Design Wave Spectra / 6.4: |
Synthesis of Time Histories from Spectra / 6.5: |
Statistical Responses for Single Degree of Freedom Linear Structures / 7: |
Averages and Probabilities / 7.1: |
Stationary and Ergodic Hypotheses / 7.2: |
Autocorrelation and Spectral Density / 7.3: |
Structural Response Statistics: Part I / 7.4: |
The Fourier Transform |
The Autocorrelation Functions |
Response Parameters |
Approximate Responses |
Extensions |
Structural Response Statistics: Part II / 7.5: |
State Variable Form |
Covariance Propagation Equation: Derivation |
Steady State Solutions |
A Closed Form Solution |
Multi-Degree of Freedom Linear Structures / 8: |
Equations of Motion: General Form / 8.1: |
The Coordinate Vector, [xi] |
The Loading Vector, p |
The Mass Matrix, M |
The Stiffness Matrix, K |
The Damping Matrix, C |
Equations of Motion: Newton's Method / 8.2: |
Equations of Motion: Lagrange's Formulation / 8.3: |
System Energies |
Hamilton's Principle |
Derivation for a Simple System |
Comments |
Free, Undamped Motion / 8.4: |
Frequencies |
Modal Vectors and Normalization |
Orthogonality of the Modal Vectors |
Forced, Damped Motion / 8.5: |
The Mode Shape Matrix, X |
Modal Damping Matrix, C |
Uncoupling the Equations of Motion |
Summary of the Normal Mode Method / 8.6: |
Applications of Multi-Degree of Freedom Analysis / 9: |
A Fixed Leg Platform: Time Domain Responses / 9.1: |
Mathematical Model |
Response to a Harmonic Wave |
Response to Earthquake Excitation |
A Monopod Gravity Platform: Free Vibration and Stability / 9.2: |
Frequencies and Mode Shapes |
Dynamic Stability |
Structural Response Statistics for Wave Loading / 9.3: |
A Fixed Leg Platform: Statistical Responses / 9.4: |
Continuous Systems / 10: |
Modeling Beams and Cables / 10.1: |
Governing Equations |
Cable Frequencies and Mode Shapes |
Beam Frequencies and Mode Shapes |
Cable Responses / 10.2: |
Transverse End Excitation |
Parametric Excitation |
Beam Responses / 10.3: |
Transverse Excitation |
Statistical Wave Excitation |
Deployment of an OTEC Pipeline / 10.4: |
Pipe Excitations by Barge and Waves |
Numerical Results |
Behavior of Piles Supporting Offshore Structures / Lymon C. Reese11: |
Characteristics of Soil and Response to External Loading / 11.1: |
Design of Single Piles under Axial Loading / 11.2: |
Design of Single Piles under Lateral Loading / 11.3: |
Pile Model and Method of Solution |
Response of Soil |
Short-Term Static Loading |
Cyclic Loading |
Scour |
Solutions Using Nondimensional Parameters |
Computer-Aided Solutions |
An Example: Lateral Pile Loading / 11.4: |
Problem Description |
Conclusions |
Response of Piles to Dynamic Loading / 11.5: |
Earthquakes |
Time-Dependent Loading Above the Mudline |
Conversion Table |
Index |
Preface |
Contributors |
Acknowledgments |
Structures in the Offshore Environment / James F. Wilson1: |
Historical Perspective / 1.1: |
Platforms / 1.2: |