Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 16, Parts 5-6American Society of Mechanical Engineers, 1997 - Arctic regions |
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Page 134
... Frequency Range Resonance of Elastic Mode Fig.6 Typical frequency response of deflection of pontoon type large scale floating structures . hereafter called characteristic length , is obtained [ 2-4 ] . Lw = EI 4 2π k C - ( 2 ) The ...
... Frequency Range Resonance of Elastic Mode Fig.6 Typical frequency response of deflection of pontoon type large scale floating structures . hereafter called characteristic length , is obtained [ 2-4 ] . Lw = EI 4 2π k C - ( 2 ) The ...
Page 135
... frequency responses between precise calculation and simple beam modeling . pontoon type large floating structure ... frequency range , where the structure shows deformation on a wave slope , to a lower frequency range . 2 ) Increase the ...
... frequency responses between precise calculation and simple beam modeling . pontoon type large floating structure ... frequency range , where the structure shows deformation on a wave slope , to a lower frequency range . 2 ) Increase the ...
Page 136
... Frequency ( rad / sec ) Fig . 10 Frequency response of deflection before modification . 2 dynamic system with one - degree - of - freedom is attached to a larger system with one degree of freedom , the two natural frequencies approach ...
... Frequency ( rad / sec ) Fig . 10 Frequency response of deflection before modification . 2 dynamic system with one - degree - of - freedom is attached to a larger system with one degree of freedom , the two natural frequencies approach ...
Contents
FREE SPANNING PIPELINEMULTISPAN PROJECTS | 11 |
Design Guideline for Free Spanning Pipelines | 28 |
RELIABILITY DESIGN SUPERB AND DNV96 PROJECTS | 45 |
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amplitude analysis ASME axial beam bending bending moment bottom boundary calculated characteristics coefficient collapse condition corrosion cross-flow defect deformation density Det Norske Veritas developed diameter displacement dynamic elastic electrodes Engineering equation evaluated experimental fatigue Figure floating airport flow rate fluid force free span function hoop stress horizontal hydrodynamic Hydroelastic impeller in-line VIV incident waves inspection instability region installation interaction Japan large floating structure length limit limit state design linepipe load effects maximum measured Mega-Float meter method mode mooring motion natural frequencies node numerical obtained Offshore parameters phase pipe predicted pressure distribution ratio reduced velocity reliability response safety class safety factors safety levels sand wave seabed simulation Statoil steel strain stress surface Table temperature thickness titanium trawl turbulence two-phase flow uncertainty velocity potential vertical vibration VLFS Vortex Induced Vibrations water depth wave height welding