flow separation

简明释义

汽流分离

英英释义

例句

1.Engineers are studying flow separation 流动分离 in wind tunnels to improve vehicle aerodynamics.

工程师们正在风洞中研究流动分离 flow separation以改善车辆的空气动力学性能。

2.In HVAC systems, flow separation 流动分离 can lead to uneven air distribution.

在暖通空调系统中，流动分离 flow separation可能导致空气分布不均。

3.The design of the aircraft wings must account for flow separation 流动分离 to ensure optimal lift.

飞机机翼的设计必须考虑到流动分离 flow separation以确保最佳升力。

4.The research focused on the effects of flow separation 流动分离 on the performance of turbines.

研究集中在流动分离 flow separation对涡轮性能的影响上。

5.Understanding flow separation 流动分离 is crucial for predicting stall conditions in airplanes.

理解流动分离 flow separation对于预测飞机失速条件至关重要。

作文

Flow separation is a fundamental concept in fluid dynamics that occurs when a fluid, such as air or water, detaches from the surface of an object. This phenomenon can significantly impact the performance and efficiency of various systems, including aircraft, automobiles, and even natural ecosystems. Understanding flow separation (流动分离) is crucial for engineers and scientists who design and analyze systems involving fluid motion.In aerodynamics, for instance, flow separation (流动分离) can lead to increased drag and reduced lift on an aircraft wing. When the airflow over the wing reaches a critical angle of attack, it can no longer adhere to the surface, causing it to separate. This separation creates turbulent wake regions behind the wing, which increases drag and decreases overall aerodynamic efficiency. Engineers use various techniques, such as vortex generators and modified airfoil shapes, to delay flow separation (流动分离) and improve the performance of aircraft.Similarly, in the automotive industry, flow separation (流动分离) plays a critical role in vehicle design. The shape of a car influences how air flows around it. A well-designed vehicle minimizes flow separation (流动分离), thereby reducing drag and enhancing fuel efficiency. Designers often employ computational fluid dynamics (CFD) simulations to visualize airflow patterns and identify areas where flow separation (流动分离) may occur, allowing them to make informed design choices.Moreover, flow separation (流动分离) is not limited to man-made objects. In nature, it can affect the behavior of animals and plants. For example, fish utilize streamlined bodies to minimize flow separation (流动分离) while swimming, allowing them to move swiftly through water. Similarly, the shape of leaves can influence how wind interacts with them, affecting their ability to photosynthesize efficiently.Understanding flow separation (流动分离) also has implications for environmental science. In river systems, flow separation (流动分离) can lead to sediment deposition and changes in aquatic habitats. When water flows past obstacles like rocks or vegetation, it may separate from the main flow, creating eddies and backwaters that provide unique ecological niches for various species.To summarize, flow separation (流动分离) is a critical factor in fluid dynamics that affects a wide range of applications, from aviation to automotive design and natural ecosystems. By studying and mitigating flow separation (流动分离), engineers and scientists can enhance performance, improve efficiency, and promote sustainability in various fields. As technology advances, the ability to predict and control flow separation (流动分离) will continue to be a vital area of research, leading to innovations that benefit both industry and the environment.

流动分离是流体动力学中的一个基本概念，发生在流体（如空气或水）从物体表面脱离时。这种现象会显著影响各种系统的性能和效率，包括飞机、汽车，甚至自然生态系统。理解流动分离对于设计和分析涉及流体运动的系统的工程师和科学家来说至关重要。例如，在空气动力学中，流动分离可能导致飞机机翼上的升力减少和阻力增加。当流经机翼的气流达到临界攻角时，它可能无法再附着于表面，从而导致分离。这种分离在机翼后方形成湍流尾流区域，增加了阻力并降低了整体空气动力学效率。工程师们使用各种技术，如涡流发生器和改良的翼型形状，来延迟流动分离并改善飞机的性能。同样，在汽车工业中，流动分离在车辆设计中起着关键作用。汽车的形状影响空气如何在其周围流动。设计良好的车辆可以最小化流动分离，从而减少阻力并提高燃油效率。设计师通常采用计算流体动力学（CFD）模拟来可视化气流模式，并识别可能发生流动分离的区域，从而使他们能够做出明智的设计选择。此外，流动分离不仅限于人造物体。在自然界中，它可以影响动物和植物的行为。例如，鱼类利用流线型的身体来最小化游泳时的流动分离，使它们能快速地穿过水域。同样，叶子的形状可以影响风与它们的相互作用，从而影响它们的光合作用效率。理解流动分离也对环境科学有重要意义。在河流系统中，流动分离可能导致沉积物沉积和水生栖息地的变化。当水流过岩石或植被等障碍物时，可能会从主流中分离，形成漩涡和滞流，这为各种物种提供独特的生态位。总之，流动分离是流体动力学中的一个关键因素，影响从航空到汽车设计以及自然生态系统的广泛应用。通过研究和减轻流动分离，工程师和科学家可以提高性能、改善效率，并在各个领域促进可持续发展。随着技术的进步，预测和控制流动分离的能力将继续成为一个重要的研究领域，推动有益于工业和环境的创新。