Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 10American Society of Mechanical Engineers, 1991 - Arctic regions |
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Page 508
... axial force exerted by the platform with wave and current forces on the tether neglected . Using simple beam theory and neglecting axial inertia , the governing equation of lateral motion can be written as : a2y M Ət 2 + EI- dx4 - a Əx ...
... axial force exerted by the platform with wave and current forces on the tether neglected . Using simple beam theory and neglecting axial inertia , the governing equation of lateral motion can be written as : a2y M Ət 2 + EI- dx4 - a Əx ...
Page 564
... axial strain along the strip when the pipe is bent . A detailed derivation and explanation of axial slip is given elsewhere ( Witz and Tan , 1989,1991b ) and , therefore , is not repeated here . Feret and Bournazel ( 1987 ) assumed that ...
... axial strain along the strip when the pipe is bent . A detailed derivation and explanation of axial slip is given elsewhere ( Witz and Tan , 1989,1991b ) and , therefore , is not repeated here . Feret and Bournazel ( 1987 ) assumed that ...
Page 607
Axial Capacities , Skin Friction Generally , the ultimate skin friction is calculated in accordance with API . [ API , 1987 ] . The t - z curves for pile soil interaction can be modelled by the computer program ROSOIL [ ROSAP , 1990 ] ...
Axial Capacities , Skin Friction Generally , the ultimate skin friction is calculated in accordance with API . [ API , 1987 ] . The t - z curves for pile soil interaction can be modelled by the computer program ROSOIL [ ROSAP , 1990 ] ...
Contents
CASE HISTORIES OFFSHORE STRUCTURES | 331 |
OFFSHORE TECHNOLOGY PART | 337 |
OFFSHORE STRUCTURE CONCEPTS | 361 |
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acceleration accelerometers added mass amplitude axial beam behaviour bending stiffness cable calculated Campos Basin catenary coefficient compliant tower components curvature curves cylinder damping ratio deck deformation developed diameter displacement drag drag coefficient dynamic analysis dynamic response effect Ekofisk elastic Engineering equation finite element finite element method flexible pipe fluid force free-fall lifeboat frequency domain hydrodynamic hydrodynamic damping impact in-span installation jack jacket joint launch length lift force linear load Mathieu Mathieu equation measured Mechanics meters method mode mode shape motion natural frequency nodal nodes nonlinear obtained Offshore Structures OMAE operation oscillation parameters phase pile platform pressure rotation seabed semi-rigid shear shown in Figure skin friction soil solution SPUS static analysis stiffness matrix submarine subsea support point tension tether torque transverse values vector velocity vertical vessel vibration Volume I-B water depth