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 500
... assumed to be ma - pπD214 The lift force is assumed to be · fi apDV ( dz / dt - dy / dt ) ( 10 ) ( 11 ) in which a is a nondimensional parameter and dź / dt represents a weighted average of the transverse component of fluid velocity ...
... assumed to be ma - pπD214 The lift force is assumed to be · fi apDV ( dz / dt - dy / dt ) ( 10 ) ( 11 ) in which a is a nondimensional parameter and dź / dt represents a weighted average of the transverse component of fluid velocity ...
Page 572
... assumed to be straight and of constant cross - section . It is assumed that plane sections of the beam - column element remain plane during deformation . The element can undergo large deflections and rotations , but small strains are ...
... assumed to be straight and of constant cross - section . It is assumed that plane sections of the beam - column element remain plane during deformation . The element can undergo large deflections and rotations , but small strains are ...
Page 704
... Assumed Wind Force Inclination Survl . Opert . Angle ( deg ) Condn . Condn . 20 1.0 1 * 0 273 73 ( ton ) 20 1.0 3 15 417 128 30 553 170 The principal dimensions of the models are shown in Table 1 . The calulation conditions of the hulls ...
... Assumed Wind Force Inclination Survl . Opert . Angle ( deg ) Condn . Condn . 20 1.0 1 * 0 273 73 ( ton ) 20 1.0 3 15 417 128 30 553 170 The principal dimensions of the models are shown in Table 1 . The calulation conditions of the hulls ...
Contents
CASE HISTORIES OFFSHORE STRUCTURES | 331 |
OFFSHORE TECHNOLOGY PART | 337 |
OFFSHORE STRUCTURE CONCEPTS | 361 |
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acceleration accelerometers added mass amplitude axial behaviour bending stiffness cable calculated Campos Basin catenary coefficient components coordinate 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 flexible riser fluid free-fall lifeboat frequency domain hydrodynamic hydrodynamic damping impact in-span installation jack jacket joint launch length lifeboat lift force linear load Mathieu Mathieu equation measured Mechanics meters method mode mode shape motion natural frequency nodal nodes nonlinear obtained Offshore Structures Offshore Technology ASME OMAE operation oscillation parameters phase pile platform pressure ratio rotation seabed 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