| 圆筒型FPSO阻尼结构的阻尼性能研究 |
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| 引用本文： | 童波,季欣洁,王浩,唐友刚.圆筒型FPSO阻尼结构的阻尼性能研究[J].海洋工程,2018,36(5):22-29. |
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| 作者姓名： | 童波 季欣洁 王浩 唐友刚 |
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| 作者单位： | 中国船舶工业集团公司第七〇八研究所;天津大学建筑工程学院;天津大学水利工程仿真与安全国家重点实验室 |
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| 摘 要： | 针对圆筒型海上储油装置FPSO,研究其不同类型阻尼结构的阻尼性能,以便有效减小此类结构的垂荡运动。提出U型和倒U型两种不同的圆筒型FPSO阻尼结构型式,采用CFD方法模拟浮体的强迫运动,计算分析阻尼结构的阻尼特性,对比了传统垂荡板结构、U型阻尼结构、倒U型阻尼结构的阻尼性能,详细分析阻尼结构的不同参数包括高度、筒体间距、开孔情况等三个因素对于阻尼特性的影响,基于CFD方法,分析了不同阻尼结构阻尼形成的机理。计算分析表明,倒U型阻尼性能最好,U型和倒U型阻尼结构与筒体间距增大后阻尼增大,阻尼结构高度增加或开孔增加后阻尼降低。
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| 关 键 词： | 圆筒型FPSO 阻尼结构 CFD方法 阻尼系数 |
Study on damping performances of damping structures of cylindrical FPSO |
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| TONG Bo,JI Xinjie,WANG Hao and TANG Yougang.Study on damping performances of damping structures of cylindrical FPSO[J].Ocean Engineering,2018,36(5):22-29. |
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| Authors: | TONG Bo JI Xinjie WANG Hao and TANG Yougang |
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| Institution: | Marine Design and Research Institute of China, Shanghai 200011, China,1. School of Civil Engineering of Tianjin University, Tianjin 300072, China;
2. State Key Laboratory of Hydraulic Engineering Simulation and Safety, Tianjin University, Tianjin 300072, China,1. School of Civil Engineering of Tianjin University, Tianjin 300072, China;
2. State Key Laboratory of Hydraulic Engineering Simulation and Safety, Tianjin University, Tianjin 300072, China and 1. School of Civil Engineering of Tianjin University, Tianjin 300072, China;
2. State Key Laboratory of Hydraulic Engineering Simulation and Safety, Tianjin University, Tianjin 300072, China |
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| Abstract: | |
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| Keywords: | cylindrical FPSO damping structure CFD damping coefficients |
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