## 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 157

An adaptation and proactive process is therefore necessary to build a

applicable to the new system . One of the purposes of the Project was therefore

the revision of the current rules , standards and codes applicable to offshore as ...

An adaptation and proactive process is therefore necessary to build a

**reference**applicable to the new system . One of the purposes of the Project was therefore

the revision of the current rules , standards and codes applicable to offshore as ...

Page 178

... du ( 22 ) where Zres denotes some suitable

response level or similar . fz ( z ) can be calculated with high accuracy ( Naess &

Johnsen , 1992 ) , and in this paper Zref has been chosen as the point where fz ...

... du ( 22 ) where Zres denotes some suitable

**reference**level , typically the meanresponse level or similar . fz ( z ) can be calculated with high accuracy ( Naess &

Johnsen , 1992 ) , and in this paper Zref has been chosen as the point where fz ...

Page 386

The optimal increment of vessel position is found to be : Optimal Position

Accounting for Riser Angle Criteria For optimal setpoint chasing , where the

vessel moves from one position and heading to another , a

needed for ...

The optimal increment of vessel position is found to be : Optimal Position

Accounting for Riser Angle Criteria For optimal setpoint chasing , where the

vessel moves from one position and heading to another , a

**reference**model isneeded for ...

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