高性能舵的发展及技术现状

Current development and technology status of high performance rudders

  • 摘要: 舵的性能与船舶性能密切相关,高性能舵的应用对提升船舶操纵性和快速性有着重要意义。从效能、效率及空泡性能这3个方面对高性能舵的发展和技术现状进行综述,分析4种高效能技术、3种高效率技术、3种效能与效率综合优化技术以及3种抗空化技术的作用机理及其性能优缺点,提出针对不同船型特点的高性能舵设计方案。通过综述揭示:舵的效能和效率是相互制约的两个方面;对舵的效能和效率进行综合优化,已逐渐成为舵设计技术发展的重要方向;高航速船舶应关注压力分布、端部分离和间隙流动对舵空泡性能的影响。基于研究现状提出了高性能舵未来发展的技术趋势。对高性能舵技术的分析和展望可为未来高性能舵的开发设计提供思路和参考。

     

    Abstract: The rudder performance is closely related to the ship performance, and the application of high performance rudders has important significance on improving maneuverability and rapidity of the ship. In this paper, the current development and technology status of high performance rudders was summarized from the aspects of effectiveness, efficiency and cavitation performance; the mechanism of action, advantages and disadvantages about four high effectiveness technologies, three high efficiency technologies, three integral effectiveness and efficiency optimization technologies and three anti-cavitation technologies were introduced, and the design schemes of high performance rudders were proposed based on characteristics of different ship types. The above content reveals that effectiveness and efficiency are two conflicting aspects of rudder performance. The integral effectiveness and efficiency optimization has gradually become an important developing direction of rudder design technology. Special attention shall be paid to the impact on rudder cavitation performance caused by pressure distribution, tip flow separation and gap flow of high speed ships. Furthermore, technical trends of high performance rudders are presented based on the current technology status. The analysis and prospect on technology of high performance rudders provide directions and references for the future research and development of high performance rudders.

     

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