自升式平台结构响应分析及可靠性评估研究综述

A General Review of Research Works on the Structure Response Analysis & Reliability Assessment for Jack-up Platform

介绍了自升式平台的结构及作业特点,然后就国内外对平台结构动力响应分析中的四个关键问题(环境载荷模型、结构模型、结构响应分析方法及基础模型)的研究进展进行了详细讨论,分析对比了目前所使用的各种理论方法的特点。还简要阐述了可靠性理论在自升式平台结构安全评估领域中的应用。最后结合目前近海石油工业的发展情况,对需要进一步研究的问题提出了自己的建议。

The structural and operational characteristics of jackup platform are summarized and The research development of structure dynamic response calculation for jackup platform both at home and aboard are discussed in detail from four aspects,ie environmental loading,structure modeling,structural response analysis method and foundation modeling.Various theories used at present time and their characteristics are analyzed and compared.In addition,the application of reliability theories in safety assessment of jackup platform structure is describes briefly.Finally,according to the present development situation of offshore petroleum industry,some problems needed to be further studied are suggested by authors.