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出 处:《船舶设计通讯》2015年第2期1-4,共4页Journal of Ship Design
摘 要:针对上海船舶研究设计院全新AHTS系列船型之一的Tuna A150,基于数值计算开展了平面被动式减摇水舱的设计优化工作。计算采用势流理论和粘流理论相结合的时域耦合计算方法,主要就减摇水舱的不同阻尼格栅形式进行计算对比,分析了不同格栅形式的不规则波中减摇率,以此作为评价减摇水舱性能的主要技术指标。结果表明,阻尼格栅形式、透空率和横向间距对减摇率均有重要影响。In view of Tuna A150,one of the brand new AHTS series developed by Shanghai Merchant Ship Design and Research Institute (SDARI), the design and optimization of free-surface passive anti-rolling tank was carried out by means of numerical computation. The combination of potential theory and viscous theory for ship motions computation in coupled time domain were adopted. Several damping baffle types of anti-rolling tank were computed and comparedand performance of anti-rolling tank was analyzed based on anti-rolling ratio in irregular waves. The results revealed that the type, aperture ratio and transverse distance of damping baffle could affect anti -rolling ratio obviously.
分 类 号:U664.73[交通运输工程—船舶及航道工程]
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