The model of structural fuzzy optimum design of offshore jacket platforms is established considering the fuzziness of constrained boundary condition.
考虑约束条件边界的模糊性，建立了导管架海洋平台结构模糊优化设计模型。
The performances of ocean platform structures, especially the performances of offshore jacket platforms under earthquakes and other dynamic loads are having been paid more and more attention.
因此，海洋平台的性能，特别是近海导管架平台在地震等动力荷载作用下的的安全性能受到越来越广泛的关注。
The results of calculating and analysing show that adding damping isolation to a jacket is an effective way to reduce vibration for offshore platforms.
计算与分析结果表明，阻尼隔振方案是导管架式海洋平台的一种有效的减振措施。
In this paper, the dynamic responses of jacket-type offshore platforms under random sea waves is studied, and the finite element of spatial frame is adopted.
本文分析研究了导管架平台结构在随机波浪作用下的动力响应问题。采用空间刚架单元建立有限元方程。
In this paper, the dynamic responses of jacket-type offshore platforms under random sea waves is studied, and the finite element of spatial frame is adopted.
本文分析研究了导管架平台结构在随机波浪作用下的动力响应问题。采用空间刚架单元建立有限元方程。
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