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船舶阻力预测几种理论的深度探讨OA

Discussion on Several Theories for Predicting Ship Resistance

中文摘要英文摘要

随着世界经济的全球化发展,海运运输成为一种经济实用的运输方式.海运运输的发展离不开各种各样的船舶.船舶在水中行驶时,由于海水是黏性液体,因此会受到阻碍作用,故而会产生船舶阻力.为了提高船舶在海水中行驶的速度,同时降低燃油消耗,因此需要对船舶阻力进行计算.船舶的种类不同,其型线就不同.型线不同自然导致其与水的接触面积不同.因此,针对不同船型的种类,其船舶阻力的计算方法也是不同的.预测船舶阻力的计算方法可以按照船体类型划分为不同的计算类型,分别有适用于滑行艇阻力预测的算法、适用于排水型船舶阻力预测的算法、适用于游艇阻力预测的算法以及细长体理论.探讨结果说明,不同算法和理论适用于不同的船体类型,也有其特定的适用范围.

With the globalization of the world economy,sea transportation has become an economically practical mode of transportation.The development of maritime transportation cannot be separated from various types of ships.When a ship is traveling in water,due to the viscous nature of seawater,it will be obstructed,resulting in ship resistance.In order to improve the speed of ships traveling in seawater and reduce fuel consumption,it is necessary to calculate ship resistance.Different types of ships have different profiles.Different profiles naturally result in different contact areas with water.Therefore,the calculation method for ship resistance varies for different types of ships.The calculation methods for predicting ship resistance can be divided into different types based on the type of hull,including algorithms suitable for predicting resistance of planing boats,algorithms suitable for predicting resistance of drainage vessels,algorithms suitable for predicting resistance of yachts,and slender body theory.Different algorithms and theories are applicable to different types of ships and also have their specific scope of application.

张大朋;赵博文;孙一方;严谨;罗杨阳

广东海洋大学船舶与海运学院,广东湛江 524088广东海洋大学广东省南海海洋牧场智能装备重点实验室,广东湛江 524088

交通运输

船舶阻力滑行艇排水型船舶游艇细长理论

ship resistanceplanning boatsdrainage vesselsyachtsslender body theory

《机电工程技术》 2024 (004)

193-196,226 / 5

2021年度湛江市海洋青年人才项目(2021E5007)

10.3969/j.issn.1009-9492.2024-00009

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