turbulent drag

简明释义

紊流阻力

英英释义

例句

1.In fluid dynamics, turbulent drag 涡流阻力 plays a critical role in understanding flow behavior.

在流体动力学中，涡流阻力在理解流动行为中起着关键作用。

2.Engineers study turbulent drag 涡流阻力 to improve fuel efficiency in vehicles.

工程师研究涡流阻力以提高车辆的燃油效率。

3.The airplane's wings are designed to minimize turbulent drag 涡流阻力 during flight.

飞机的机翼设计旨在减少飞行中的涡流阻力。

4.Reducing turbulent drag 涡流阻力 can lead to faster speeds in racing cars.

减少涡流阻力可以使赛车速度更快。

5.The design of the hull was optimized to decrease turbulent drag 涡流阻力 in water.

船体的设计经过优化，以减少水中的涡流阻力。

作文

In the field of fluid dynamics, understanding the various forces acting on objects moving through fluids is essential. One crucial concept that engineers and scientists often encounter is turbulent drag. This phenomenon occurs when an object moves through a turbulent fluid flow, resulting in a resistance force that opposes the motion of the object. To fully grasp the implications of turbulent drag, it is important to first understand the nature of turbulence in fluid dynamics.Turbulence is characterized by chaotic and irregular fluid motion, which can be observed in various scenarios, from the flow of water in a river to the air currents around an aircraft. When an object, such as a boat or an airplane, travels through a turbulent fluid, it experiences different types of drag forces. These forces can be broadly categorized into two types: laminar drag and turbulent drag. Laminar drag occurs in smooth, orderly flows, where the fluid moves in parallel layers. In contrast, turbulent drag arises when the flow becomes chaotic, leading to increased energy loss and resistance against the object's motion.The significance of turbulent drag cannot be overstated, especially in the design and optimization of vehicles and structures that interact with fluid environments. For instance, in aerodynamics, engineers must consider turbulent drag when designing wings and fuselages of aircraft. A well-designed aircraft will minimize turbulent drag to improve fuel efficiency and performance. Similarly, in naval architecture, the hull design of ships aims to reduce turbulent drag to enhance speed and maneuverability.Moreover, turbulent drag plays a pivotal role in environmental studies and engineering applications. For example, in the context of wind turbines, understanding how turbulent drag affects the blades can lead to better designs that harness wind energy more efficiently. Additionally, in urban planning, recognizing the effects of turbulent drag on buildings and structures can help mitigate wind forces and improve safety.To quantify turbulent drag, researchers employ various models and computational simulations. These tools allow for the analysis of flow patterns around objects, helping to predict the drag forces experienced under different conditions. By conducting experiments in wind tunnels or water channels, scientists can measure turbulent drag and validate their theoretical models.In conclusion, turbulent drag is a fundamental concept in fluid dynamics that has far-reaching implications across multiple disciplines. From enhancing the efficiency of transportation systems to improving safety in urban environments, understanding and managing turbulent drag is vital for innovation and development. As our technology continues to advance, the study of turbulent drag will remain a critical area of research, driving progress in engineering and environmental sciences.

在流体动力学领域，理解物体在流体中运动时所受的各种力是至关重要的。工程师和科学家经常遇到的一个关键概念是湍流阻力。当物体在湍流流动中移动时，这种现象会导致一种与物体运动相对的阻力。要全面理解湍流阻力的影响，首先需要了解流体动力学中湍流的性质。湍流的特点是流体运动混乱和不规则，可以在多种场景中观察到，从河流中的水流到飞机周围的气流。当物体（如船或飞机）穿过湍流流体时，会经历不同类型的阻力。这些阻力可以大致分为两类：层流阻力和湍流阻力。层流阻力发生在平滑、有序的流动中，流体以平行层的形式移动。相反，当流动变得混乱时，就会产生湍流阻力，导致能量损失增加和对物体运动的阻力增强。湍流阻力的重要性不容小觑，特别是在设计和优化与流体环境相互作用的车辆和结构时。例如，在空气动力学中，工程师必须考虑湍流阻力来设计飞机的机翼和机身。设计良好的飞机将最大限度地减少湍流阻力，以提高燃油效率和性能。同样，在海洋建筑学中，船只的船体设计旨在减少湍流阻力，以增强速度和机动性。此外，湍流阻力在环境研究和工程应用中也起着关键作用。例如，在风力发电机的背景下，了解湍流阻力如何影响叶片可以导致更有效的设计，以更好地利用风能。此外，在城市规划中，认识到湍流阻力对建筑物和结构的影响可以帮助减轻风力并提高安全性。为了量化湍流阻力，研究人员采用各种模型和计算模拟。这些工具允许分析物体周围的流动模式，帮助预测在不同条件下所经历的阻力。通过在风洞或水槽中进行实验，科学家可以测量湍流阻力并验证他们的理论模型。总之，湍流阻力是流体动力学中的一个基本概念，对多个学科具有深远的影响。从提高运输系统的效率到改善城市环境的安全性，理解和管理湍流阻力对于创新和发展至关重要。随着我们的技术不断进步，湍流阻力的研究将继续是一个关键的研究领域，推动工程和环境科学的发展。