Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 16, Part 1American Society of Mechanical Engineers, 1997 - Arctic regions |
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Page 319
... stepped pipe st . without absorber Optimum stepped pipe st . with absorber for stress Optimum stepped pipe st . with absorber for amplitude 1 0.3 0.4 0.5 1.1 Case 1 m3 = 300t πιε 0.9 0.7 Maximum axial stress ( GPa ) 0.5 T 0.3 0 0.1 0.2 ...
... stepped pipe st . without absorber Optimum stepped pipe st . with absorber for stress Optimum stepped pipe st . with absorber for amplitude 1 0.3 0.4 0.5 1.1 Case 1 m3 = 300t πιε 0.9 0.7 Maximum axial stress ( GPa ) 0.5 T 0.3 0 0.1 0.2 ...
Page 320
... stepped pipe st . without absorber Optimum stepped pipe st . with absorber for stress 0.5 0.4 Pipe st . 1 0.3 0 0.1 0.2 0.3 Excitation frequency f ( Hz ) ≥ 0.3 0.4 0 0.1 Fig.7 Peak axial stresses in the three parts of the optimum ...
... stepped pipe st . without absorber Optimum stepped pipe st . with absorber for stress 0.5 0.4 Pipe st . 1 0.3 0 0.1 0.2 0.3 Excitation frequency f ( Hz ) ≥ 0.3 0.4 0 0.1 Fig.7 Peak axial stresses in the three parts of the optimum ...
Page 322
... stepped pipe string with larger diameter in the upper part is considered . The stepped pipe string has two pump modules and a buffer , each of which is equipped with a vibration absorber . The forced longitudinal vibration of this pipe ...
... stepped pipe string with larger diameter in the upper part is considered . The stepped pipe string has two pump modules and a buffer , each of which is equipped with a vibration absorber . The forced longitudinal vibration of this pipe ...
Contents
HYDRODYNAMIC FORCES | 1 |
The Irregular Breaking Wave Forces on Vertical Wall | 13 |
Steady Drift Forces and Yaw Moment Due to Waves With Slow Current | 47 |
Copyright | |
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added mass amplitude analysis anchor angle axial stress breakwater cable caisson calculated catenary components computed configuration cylinder damping diameter diffraction displacement domain drag coefficient dynamic effect element Engineering equation evaluation excitation experimental experiments Fieldbus Figure flow fluid FPSO free surface function Green function guidewire heave horizontal hull hydrodynamic incident wave installation integral interaction irregular waves Japan length linear load matrix maximum measured method mode mooring line mooring system motion nonlinear numerical obtained Ocean Offshore Technology ASME oscillation parameters PETROBRAS piles pipe string pitch moment platform predicted present ratio response riser ship shown in Fig simulation sloshing pressure solution speed stress surge tank Technology ASME 1997 tension Tension Leg Platform theory third order tsunami vector velocity potential vertical vessel vortex shedding water depth wave force wave height wave period wave power