partly underhung rudder

简明释义

半悬式舵

英英释义

例句

1.The sailboat's maneuverability improved significantly after installing a new partly underhung rudder.

这艘帆船在安装了新的部分悬挂舵后，机动性显著提高。

2.The captain praised the partly underhung rudder for its responsiveness to steering commands.

船长称赞部分悬挂舵对操控指令的响应速度。

3.Engineers recommend a partly underhung rudder for vessels needing enhanced stability in rough waters.

工程师建议为需要在恶劣水域中增强稳定性的船只使用部分悬挂舵。

4.The design of the partly underhung rudder allows for better control during high-speed maneuvers.

该部分悬挂舵的设计在高速机动时提供了更好的控制。

5.During the boat show, many manufacturers showcased their models equipped with a partly underhung rudder.

在船展上，许多制造商展示了配备有部分悬挂舵的模型。

作文

The design of a boat or ship is a complex process that involves various elements working together to ensure optimal performance on the water. One crucial component in this design is the rudder, which plays a significant role in steering and maneuverability. Among the different types of rudders used in marine engineering, the term partly underhung rudder refers to a specific configuration where the rudder is partially suspended below the hull of the vessel. This unique design has its advantages and disadvantages, making it an interesting subject for discussion.A partly underhung rudder typically features a blade that extends below the waterline while being attached to the hull at its upper edge. This configuration allows for improved control and responsiveness when navigating through various water conditions. The primary advantage of this design is that it reduces the amount of turbulence created by the hull, leading to smoother and more efficient steering. Additionally, because part of the rudder is submerged, it can provide better lift and turning capabilities, especially in tight maneuvers.However, the partly underhung rudder is not without its challenges. One of the main concerns is the potential for cavitation, which occurs when the pressure on the rudder blade drops below the vapor pressure of the water, causing bubbles to form and collapse. This phenomenon can lead to a loss of efficiency and increased wear on the rudder over time. Furthermore, the positioning of the rudder can make it more susceptible to damage from debris or grounding, which poses additional risks for vessels operating in shallow or crowded waters.Another aspect to consider is the impact of the partly underhung rudder on the overall aesthetics and design of the vessel. Some designers prefer this type of rudder for its sleek appearance and the way it integrates with the hull. It can create a more streamlined look, which is appealing for both functional and aesthetic reasons. However, this design choice must be balanced with practical considerations, such as maintenance and accessibility, as a rudder that is too low may complicate repairs and inspections.In conclusion, the partly underhung rudder is a fascinating example of how engineering principles are applied in marine design. Its ability to enhance maneuverability and reduce drag makes it a valuable choice for many vessels. However, understanding its limitations and potential drawbacks is essential for any designer or operator. As technology advances and new materials are developed, it will be interesting to see how the design of rudders evolves, potentially leading to innovative solutions that address the challenges associated with the partly underhung rudder. Ultimately, the continued exploration of such designs will contribute to the ongoing improvement of maritime technology, ensuring safer and more efficient navigation on the world's waters.

船只或舰艇的设计是一个复杂的过程，涉及各种元素的协同作用，以确保在水上最佳的性能。其中一个关键组成部分是舵，它在操纵和机动性方面起着重要作用。在海洋工程中使用的不同类型的舵中，术语部分悬挂舵指的是一种特定配置，其中舵部分悬挂在船体下方。这种独特的设计有其优缺点，使其成为一个有趣的讨论主题。

一个部分悬挂舵通常具有一个延伸到水线以下的舵叶，同时在其上缘与船体连接。这种配置允许在各种水域条件下改善控制和响应能力。该设计的主要优势在于它减少了船体产生的湍流量，从而导致更平稳和更高效的转向。此外，由于舵的一部分浸没在水中，它可以提供更好的升力和转向能力，特别是在紧凑的机动中。

然而，部分悬挂舵并非没有挑战。主要关注之一是气蚀的潜在风险，当舵叶上的压力降至水的蒸汽压以下时，会导致气泡形成和崩溃。这种现象可能导致效率下降，并随时间增加舵的磨损。此外，舵的位置可能使其更容易受到碎片或搁浅的损害，这给在浅水或拥挤水域操作的船只带来了额外风险。

另一个需要考虑的方面是部分悬挂舵对船只整体美学和设计的影响。一些设计师喜欢这种类型的舵，因为它的流线型外观以及与船体的结合方式。它可以创造出更流畅的外观，这在功能和美学上都很吸引人。然而，这种设计选择必须与实际考虑相平衡，例如维护和可达性，因为舵如果过低可能会使维修和检查变得复杂。

总之，部分悬挂舵是工程原理在海洋设计中应用的一个迷人例子。它增强机动性和减少阻力的能力使其成为许多船只的宝贵选择。然而，了解其局限性和潜在缺点对于任何设计师或操作员都是至关重要的。随着技术的进步和新材料的发展，观察舵的设计如何演变将是很有趣的，可能会导致创新解决方案来解决与部分悬挂舵相关的挑战。最终，对这种设计的持续探索将有助于海事技术的不断改进，确保在世界水域上更安全和更高效的航行。