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 490
... bending 4.1 Numerical modelling of internal friction The present models for internal friction are prepared in order to model expected deviations from elastic bending moment - curvature relations . Such deviations may be due to visco ...
... bending 4.1 Numerical modelling of internal friction The present models for internal friction are prepared in order to model expected deviations from elastic bending moment - curvature relations . Such deviations may be due to visco ...
Page 493
... bending moment friction is clearly demonstrated by Figure 9. The equations describing the relations between curva- ture and bending moment for this case with linear bending stiffness are given in the Appendix . References [ 1 ] ...
... bending moment friction is clearly demonstrated by Figure 9. The equations describing the relations between curva- ture and bending moment for this case with linear bending stiffness are given in the Appendix . References [ 1 ] ...
Page 564
... bending stiffness is significantly decreased . This behaviour may be approximated by a bi- linear stiffness . Damping mechanisms The damping of flexible pipe has received a considerable amount of attention in the offshore engineering ...
... bending stiffness is significantly decreased . This behaviour may be approximated by a bi- linear stiffness . Damping mechanisms The damping of flexible pipe has received a considerable amount of attention in the offshore engineering ...
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