## Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volumes 1-2American Society of Mechanical Engineers, 1990 - Offshore structures |

### From inside the book

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Page 1

ABSTRACT Laboratory simulations of extreme random seas reveal that high

wave crests occur more frequently than predicted by the

this paper, a theory is presented to account for nonlinearities in the sea state to ...

ABSTRACT Laboratory simulations of extreme random seas reveal that high

wave crests occur more frequently than predicted by the

**Rayleigh distribution**. Inthis paper, a theory is presented to account for nonlinearities in the sea state to ...

Page 4

From (19), it may also be seen that the

heights retains the

improved description of the wave crest

theory.

From (19), it may also be seen that the

**distribution**of crest-to- trough waveheights retains the

**Rayleigh**form under the ... the nonlinear theory provides animproved description of the wave crest

**distributions**compared to the**Rayleigh**theory.

Page 369

The deviation is, however, not dramatic, and the

give a conservative estimate. For the moment parameter (Fig. 8), the sample is

some below the

The deviation is, however, not dramatic, and the

**Rayleigh distribution**is seen togive a conservative estimate. For the moment parameter (Fig. 8), the sample is

some below the

**Rayleigh distribution**, but follows parallel in a log-linear scale.### What people are saying - Write a review

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added mass amplitude analysis array calculated circular cylinder component crest damping coefficient direction displacement distribution domain drag coefficient drag force drillship dynamic effect element equation estimated flexible riser floating flow fluid force coefficients forces acting foroe forward speed free surface heave horizontal hydrodynamic hydrodynamic forces incident wave integral irregular Kc number lift force linear load low-frequency low-frequency oscillation matrix maximum measured method mooring line motion nonlinear obtained Offshore Mechanics Offshore Structures Offshore Technology Conference oscillation oscillatory parameters pile plate prediction pressure problem ratio Rayleigh distribution regular waves response Reynolds number Sarpkaya seastates second-order semisubmersible ship shown in Figure simulation solution spectra spectrum surge tension transfer function transverse vector velocity potential vertical viscous vortex vortex shedding vortices water depth wave amplitude wave excitation wave force wave frequency wave height wave number wave period wave power