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 414
... installation and simple ballasting operations . TYPICAL MULTITOWER DESIGN CASES The concept is not finished in dry dock , and for the first period of construction in the fjord the structure floats on air in the skirts . For this concept ...
... installation and simple ballasting operations . TYPICAL MULTITOWER DESIGN CASES The concept is not finished in dry dock , and for the first period of construction in the fjord the structure floats on air in the skirts . For this concept ...
Page 419
... installation could with careful planning be reused on other fields . This is especially relevant with , concrete wellhead platforms , where very little of the investment is used for marine installation of the platform . With subsea ...
... installation could with careful planning be reused on other fields . This is especially relevant with , concrete wellhead platforms , where very little of the investment is used for marine installation of the platform . With subsea ...
Page 432
... installation jobs . It was realized that if the weight of a substructure could be kept low , ( say less than 500 t ) , then it could be installed by the jack - up later needed to carry out the drilling operations . The choice of jack ...
... installation jobs . It was realized that if the weight of a substructure could be kept low , ( say less than 500 t ) , then it could be installed by the jack - up later needed to carry out the drilling operations . The choice of jack ...
Contents
CASE HISTORIES OFFSHORE STRUCTURES | 331 |
OFFSHORE TECHNOLOGY PART | 337 |
OFFSHORE STRUCTURE CONCEPTS | 361 |
Copyright | |
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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