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波浪力作用下光纤复合海底电缆动力学有限元分析
Authors
冯雨珊
吕安强
尚秋峰
Publication date
1 January 2017
Publisher
《光通信研究》编辑部
Doi
Cite
Abstract
为了研究波浪力作用下海缆的动力学特性,建立了波浪力作用下海缆的三维有限元模型。首先利用SOLID185单元和pipe59单元建立了海缆模型,设置波浪力及海流速度;对该模型进行仿真计算,并对仿真结果进行数据提取,获得了海缆各层结构的位移、应力应变及光单元加速度等数据。通过对数据进行处理,得到波浪高0.1m、周期为1s、海流速为2m/s的条件下,光单元振动频率约为50Hz,为利用分布式光纤振动传感技术监测海缆的工作状态提供了理论参考
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Last time updated on 26/01/2023