## Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 2American Society of Mechanical Engineers, 2001 - Arctic regions |

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Page 105

The

The

**uncertainty**parameter X , is defined between OS X , Soo with a mean value of u ( X , ) = 1 . Therefore , a two - parameter Weibull or a Log - Normal probability distribution can suitably represent this parameter .Page 106

**Uncertainties**in the wave loading arise from the force coefficients , Cd and cm , which are assumed to be independent ...**Uncertainties**in the structural damping ratios are represented by an independent**uncertainty**variable while ...Page 275

The alternative method of expressing cognitive

The alternative method of expressing cognitive

**uncertainty**is through fuzzy set theories . It can be envisaged that both cognitive and noncognitive**uncertainties**exist in one and the same variable . Using fuzzy set theory , one can ...### What people are saying - Write a review

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acceptable analysis applied approach assessment associated assumed calculated coefficient combined components considered corresponding corrosion cost crack criteria damage dependent depth determined developed directional distribution dynamic effect element Engineering environmental equation estimate evaluated example expected expressed extreme factor failure fatigue Figure force frequency function fuzzy given important increase initial inspection limit load loss maintenance marine maximum mean measures Mechanics method motion normal observed obtained offshore operations parameters peak performed period pipe pipeline platform possible prediction present probability procedure production random range relative reliability represented response return period riser risk safety ship shown shows significant simulation spectral spectrum statistical steel storm strength stress structure surface Table theory typical uncertainty variables wave height wind