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Evaluation of Area Extent of Structure Body of Marine Engineering Constructions Suffering Ice Abrasion

Author(s): Alexander T. Bekker; Tatiyana E. Uvarova; Maria A. Slautenko

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Abstract: The paper considers an issue of extent of abrasive impact of ice cover on structure body. Complexity and insufficient exploration level of physical process of ice destruction during interaction with sea constructions, structures specificity, comparatively inconsiderable volume of experiments (especially natural) on ice pressure measurement cause urgency of this problem. The authors have worked out the algorithm and computer program of ice impact calculation defining abrasion extent of structure body with drifting ice fields subject to following factors: ice strength properties, bearing form in the draft, speed and moving direction (drift) of ice fields and compacting of ice cover. However, it should be noted that structure body abrasion is highly affected with sea level fluctuations. This paper specifies estimation algorithm subject to sea level fluctuations which define area extent of structure body of marine engineering constructions and abrasion degree of its surface.

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Year: 2008

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