total submerged resistance

简明释义

水下总阻力

英英释义

例句

1.The engineer calculated the total submerged resistance 总浸没阻力 of the vessel to ensure it met safety standards.

工程师计算了船只的总浸没阻力 总浸没阻力以确保其符合安全标准。

2.During simulations, we observed how changes in shape can alter the total submerged resistance 总浸没阻力 of the hull.

在模拟过程中，我们观察到形状的变化如何改变船体的总浸没阻力 总浸没阻力。

3.To optimize the design, we need to minimize the total submerged resistance 总浸没阻力 during testing.

为了优化设计，我们需要在测试中最小化总浸没阻力 总浸没阻力。

4.The research focused on reducing the total submerged resistance 总浸没阻力 for better performance in deep-sea exploration.

该研究专注于减少总浸没阻力 总浸没阻力以提高深海探测的性能。

5.The total submerged resistance 总浸没阻力 affects the fuel efficiency of underwater vehicles significantly.

对于水下车辆来说，总浸没阻力 总浸没阻力显著影响燃油效率。

作文

In the field of fluid dynamics and marine engineering, the concept of total submerged resistance plays a crucial role in understanding how vessels move through water. This term refers to the total resistance experienced by a submerged body as it moves through a fluid, which includes both frictional resistance and pressure resistance. Understanding total submerged resistance is essential for engineers and designers who aim to optimize the performance of ships, submarines, and other aquatic vehicles.When a vessel is submerged in water, it encounters resistance from the water surrounding it. This resistance can be broken down into two main components: skin friction and form drag. Skin friction arises from the viscosity of the water and the surface area of the vessel that is in contact with the fluid. The smoother the surface of the vessel, the lower the skin friction. On the other hand, form drag is related to the shape of the vessel and how it displaces water as it moves forward. A streamlined design can significantly reduce form drag, thus contributing to a lower total submerged resistance.To calculate the total submerged resistance, engineers often use computational fluid dynamics (CFD) simulations and experimental methods such as towing tank tests. These methods allow for accurate predictions of how different designs will perform in real-world conditions. By analyzing the results, designers can make informed decisions about hull shapes, materials, and propulsion systems to minimize resistance and improve efficiency.The importance of minimizing total submerged resistance cannot be overstated. For commercial vessels, lower resistance translates into reduced fuel consumption, which not only saves money but also decreases the environmental impact of shipping. In military applications, such as submarines, minimizing resistance can enhance stealth capabilities and operational efficiency. Consequently, significant investments are made into research and development aimed at reducing total submerged resistance across various types of vessels.Moreover, advancements in technology have led to innovative solutions for reducing total submerged resistance. For instance, the use of advanced coatings can help to smooth the surfaces of vessels, reducing skin friction. Additionally, new design methodologies, such as biomimicry, draw inspiration from nature to create more efficient hull shapes that minimize drag.In conclusion, the concept of total submerged resistance is fundamental to the design and operation of submerged vehicles. By understanding and optimizing this resistance, engineers can enhance performance, improve fuel efficiency, and reduce environmental impacts. As technology continues to evolve, the methods for analyzing and reducing total submerged resistance will likely become even more sophisticated, paving the way for the next generation of marine vehicles that are faster, more efficient, and environmentally friendly.

在流体动力学和海洋工程领域，总水下阻力的概念在理解船只如何在水中移动方面起着至关重要的作用。这个术语指的是一个浸没物体在流体中移动时所经历的总阻力，包括摩擦阻力和压力阻力。理解总水下阻力对工程师和设计师来说至关重要，他们旨在优化船舶、潜艇和其他水上交通工具的性能。当一艘船浸没在水中时，它会遇到来自周围水体的阻力。这种阻力可以分为两个主要成分：表面摩擦和形状阻力。表面摩擦源于水的粘度以及与流体接触的船体表面积。船体表面越光滑，表面摩擦越低。另一方面，形状阻力与船体的形状及其在前进时如何排开水有关。流线型设计可以显著减少形状阻力，从而有助于降低总水下阻力。为了计算总水下阻力，工程师们通常使用计算流体动力学（CFD）模拟和实验方法，如拖曳水池测试。这些方法允许准确预测不同设计在现实条件下的表现。通过分析结果，设计师可以就船体形状、材料和推进系统做出明智的决定，以最小化阻力并提高效率。降低总水下阻力的重要性不容小觑。对于商业船舶而言，较低的阻力意味着降低燃料消耗，这不仅节省了资金，还减少了航运对环境的影响。在军事应用中，例如潜艇，最小化阻力可以增强隐蔽能力和作战效率。因此，针对各种类型船舶减少总水下阻力的研究和开发投入了大量资金。此外，技术的进步带来了减少总水下阻力的创新解决方案。例如，使用先进涂层可以帮助平滑船体表面，减少表面摩擦。此外，新设计方法如仿生学，从自然中汲取灵感，创造出更高效的船体形状，以最小化阻力。总之，总水下阻力的概念是浸没车辆设计和操作的基础。通过理解和优化这种阻力，工程师可以提高性能、改善燃油效率并减少环境影响。随着技术的不断发展，分析和减少总水下阻力的方法可能会变得更加复杂，为下一代更快、更高效且环保的水上交通工具铺平道路。