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The Problems of Ice Force Evaluation on Offshore Structures

Author(s): N. . G. . Khrapaty; A. T. Bekker

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Keywords: No Keywords

Abstract: Due to the development of geological survey and mining of oil and gas resoures in ice covering seas many problems of design and construction of ice-resistant structures were met. The various engineering structures for ocean resources exploration are used. There are includes offshore platforms, underwater pipelines, navigational marks, coastal bases, refining plants, etc. The most complex and expensive structures are considered to be offshore ice-resistant platforms (IRP). There are unique engineering structures to require enormous material consumption, being expensive and served by a large crew. That’s why it is reasonable the high reliability of offshore structures. Generally the reliability of IRP is determined by the evaluation of the following factors as external effects, geometry, material properties, soil strength and possible mistakes in designing and construct ion. The reliability of the system may be variously approximated to reality. This paper describes the problems of ice force evaluation and the possible ways of its analysis.

DOI:

Year: 1990

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