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沉管运输安装船侧向推进器工作性能

Lixin CUI,Xue CAO,Yanwen HUANG,Yunlong ZHU

Naval Architecture and Ocean Engineering（2020）

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Abstract
在自航式沉管运输安装船浮运沉管工况下,沉管固定在2个片体之间,沉管壁与片体相距较近,当侧向推进器向内侧推水时,由于沉管壁的影响,侧向推进器的效率会严重下降(甚至使侧向推进器失效).对此,采用计算流体动力学(Computational Fluid Dynamics,CFD)软件进行三维建模和仿真计算,得到不同工况下船体和沉管对侧向推进器性能的影响.将数值模拟结果与试验数据相结合,探讨一种新的侧向推进器布置方法,为后续自航式沉管运输安装船的设计提供参考.
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