Underwater baseplate installation in advance is needed for semi-submersible platform pre-drilling well.
平台预钻井，需要预先安装水下基盘。
Semi-submersible platform, drilling ship and other floating drilling devices are mostly used to drill in the deep-sea oil development.
深海石油开发大多采用半潜式平台、钻井船等浮式钻井装置进行钻井作业。
The evolution of wind pressure distribution and wind loads changing to semi-submersible platform on limit self-existence status are analyzed.
通过风洞模型试验，分析了深水半潜式海洋平台自存状态下的风压分布及风载荷变化规律。
A general finite element ANSYS of power module is used to calculate wave load against semi-submersible platform. The way of its analysis and calculation processing is also shown in the paper.
文章利用大型通用有限元软件ANSYS的动力模块程序对半潜式平台所受的波流载荷进行了计算，并介绍了分析的方法和过程。
A general finite element ANSYS of power module is used to calculate wave load against semi-submersible platform. The way of its analysis and calculation processing is also shown in the paper.
文章利用大型通用有限元软件ANSYS的动力模块程序对半潜式平台所受的波流载荷进行了计算，并介绍了分析的方法和过程。
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