Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 16, Parts 2-3American Society of Mechanical Engineers, 1997 - Arctic regions |
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Page 26
... wave spectrum , Ą ̧is unknown coefficient vector and is cross spectrum matrix in encoun- ter wave frequency domain ... height is as follows . When the estimation of directional wave spectrum is done from only ship mo- tions , it must be ...
... wave spectrum , Ą ̧is unknown coefficient vector and is cross spectrum matrix in encoun- ter wave frequency domain ... height is as follows . When the estimation of directional wave spectrum is done from only ship mo- tions , it must be ...
Page 99
... Mori and Yasuda ( 1996 ) . The PDF of wave amplitude R is given by 1 p ( R ) dR = = 2 = 99 PROBABILISTIC MODELLING OF WAVES Weakly Non-Gaussian Model of Wave Height Distribution for Random Wave Train Nobuhito Mori and Takashi Yasuda.
... Mori and Yasuda ( 1996 ) . The PDF of wave amplitude R is given by 1 p ( R ) dR = = 2 = 99 PROBABILISTIC MODELLING OF WAVES Weakly Non-Gaussian Model of Wave Height Distribution for Random Wave Train Nobuhito Mori and Takashi Yasuda.
Page 100
... wave field , a wave height H is regarded as two times of its amplitude A ( H = 2A ) . This assump- tion is also inadequate when the vertical asym- metry of surface profile is not negligible ( i.e . μз → large ) . Therefore , eq . ( 1 ) ...
... wave field , a wave height H is regarded as two times of its amplitude A ( H = 2A ) . This assump- tion is also inadequate when the vertical asym- metry of surface profile is not negligible ( i.e . μз → large ) . Therefore , eq . ( 1 ) ...
Contents
SPECTRAL MODELLING OF WAVES | 1 |
RISK ANALYSIS | 33 |
PROBABILISTIC MODELLING OF WAVES | 99 |
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alloys aluminium analysis applied ASME assessment base metal bending brittle fracture calculated coefficient corrosion fatigue crack arrestability crack depth crack growth crack tip CTOD curve damage defects deformation dent Det Norske Veritas developed distribution dynamic earthquake effect energy Engineering equation estimated evaluated factor failure fatigue crack Figure fracture mechanics fracture toughness frequency function heat increase initiation inspection Japan maintenance martensitic material maximum mbar measured mechanical properties method notch observed obtained offshore structures OMAE parameters peening performed pipe plastic platform prediction pressure procedure ratio reliability response risers S-N curve safety sea water seismic shielding gas ship shown in Fig simulation single-sided welds specimens spectra spectrum statistical steel plate strain stress range surface Table temperature tensile toughness tubular underwater underwater welding vertical wave height Weibull distribution weld metal welded joints width yield strength yield stress