slender ship theory

简明释义

细长船体理论

英英释义

例句

1.The design of the new yacht follows the principles of slender ship theory, which allows for better hydrodynamic performance.

新游艇的设计遵循了细长船理论的原则，这使得其具有更好的水动力性能。

2.According to slender ship theory, a longer and narrower vessel will perform better in open waters.

根据细长船理论，更长且更窄的船只在开阔水域中表现更佳。

3.In competitive sailing, teams often rely on slender ship theory to gain an edge over their rivals.

在竞争性的帆船比赛中，团队常常依赖于细长船理论来获得对手的优势。

4.Engineers applied slender ship theory to optimize the hull shape for reduced drag in high-speed vessels.

工程师们应用细长船理论来优化船体形状，以减少高速船只的阻力。

5.The naval architect explained how slender ship theory influences stability and speed in modern warships.

海军建筑师解释了细长船理论如何影响现代军舰的稳定性和速度。

作文

The concept of the slender ship theory has been a significant topic in naval architecture and hydrodynamics. This theory primarily deals with the behavior of ships that have a long and narrow shape, which is often referred to as 'slender'. The slender ship theory posits that such vessels can achieve better performance in terms of speed and stability compared to broader ships. By understanding this theory, engineers and designers can optimize the hull shapes of ships for various purposes, ultimately enhancing their efficiency and effectiveness in water. When we analyze the slender ship theory, it is essential to consider the principles of fluid dynamics. The flow of water around a vessel plays a crucial role in determining its resistance and propulsion. In essence, a slender ship experiences less drag compared to a wider ship because the water flows more smoothly over its hull. This reduction in drag allows the vessel to move faster and use less energy, which is particularly advantageous for military ships, racing yachts, and cargo vessels that require high-speed capabilities.Moreover, the slender ship theory also emphasizes the importance of the aspect ratio, which is the ratio of the length of the ship to its width. A higher aspect ratio indicates a more slender design, which can lead to improved hydrodynamic performance. Designers often use computational fluid dynamics (CFD) simulations to model how different hull shapes will perform in various sea conditions. These simulations help in validating the slender ship theory by providing data that supports the idea that slender vessels are generally more efficient.However, it is also important to note that while the slender ship theory offers many advantages, it is not without limitations. For instance, extremely slender ships may face challenges related to stability, especially in rough seas. The narrower the vessel, the more susceptible it is to capsizing or rolling over in turbulent waters. Therefore, naval architects must strike a balance between achieving a slender design and ensuring adequate stability and safety.In conclusion, the slender ship theory is a vital aspect of modern ship design that highlights the benefits of slender hull shapes in enhancing speed and reducing resistance. By applying this theory, engineers can create vessels that are not only faster but also more fuel-efficient, which is crucial in today's environmentally conscious world. As technology continues to advance, the application of the slender ship theory will likely evolve, leading to even more innovative designs that push the boundaries of maritime engineering. Understanding and mastering this theory is essential for anyone involved in naval architecture and marine engineering, as it provides the foundation for creating the next generation of efficient ships.

“瘦船理论”这一概念在船舶设计和流体动力学中是一个重要的话题。该理论主要涉及到长而窄的船只的行为，这种形状通常被称为“瘦”。“瘦船理论”认为，这类船只相比于更宽的船只能够在速度和稳定性方面取得更好的性能。通过理解这一理论，工程师和设计师可以优化船体形状，以满足各种目的，从而提高其在水中的效率和有效性。当我们分析“瘦船理论”时，考虑流体动力学的原理至关重要。水流过船只的过程在决定其阻力和推进力方面起着关键作用。从本质上讲，瘦船相较于宽船经历的阻力更小，因为水流在其船体上更平滑地流动。这种阻力的减少使得船只能够更快地移动，并且使用更少的能量，这对于需要高速能力的军舰、赛车游艇和货船尤其有利。此外，“瘦船理论”还强调了纵横比的重要性，即船的长度与宽度的比率。较高的纵横比表示更瘦的设计，这可以提高水动力性能。设计师通常使用计算流体动力学（CFD）模拟来建模不同船体形状在各种海况下的表现。这些模拟帮助验证“瘦船理论”，提供支持瘦船一般更高效的观点的数据。然而，值得注意的是，虽然“瘦船理论”提供了许多优势，但并非没有局限性。例如，极其瘦的船只在恶劣海况下可能面临稳定性问题。船只越窄，就越容易在波涛汹涌的水域中翻覆或倾斜。因此，船舶建筑师必须在实现瘦的设计和确保足够的稳定性与安全性之间找到平衡。总之，“瘦船理论”是现代船舶设计中的一个重要方面，它突出了瘦船体形状在提高速度和减少阻力方面的好处。通过应用这一理论，工程师可以创造出不仅速度更快而且燃油效率更高的船只，这在当今注重环保的世界中至关重要。随着技术的不断进步，“瘦船理论”的应用可能会不断演变，导致更具创新性的设计突破海洋工程的界限。理解和掌握这一理论对任何参与船舶建筑和海洋工程的人来说都是必不可少的，因为它为创造下一代高效船只奠定了基础。