cross flow

简明释义

交叉气流

英英释义

例句

1.In the heat exchanger, the cross flow arrangement allows for better heat transfer.

在换热器中，交叉流的布局允许更好的热量传递。

2.The new design features a cross flow filtration system that improves water quality.

新设计采用了交叉流过滤系统，改善了水质。

3.During the experiment, we observed how cross flow affects particle dispersion in fluids.

在实验中，我们观察到交叉流如何影响流体中的颗粒分散。

4.The engineers designed a new cooling system that utilizes cross flow to enhance efficiency.

工程师们设计了一种新的冷却系统，利用交叉流来提高效率。

5.The cross flow of air in the room helps maintain a comfortable temperature.

房间内的交叉流空气有助于维持舒适的温度。

作文

In the world of engineering and fluid dynamics, the term cross flow refers to a situation where a fluid flows perpendicular to another fluid or to an object. This concept is crucial in various applications, including heat exchangers, cooling towers, and even in aerodynamics. Understanding how cross flow operates can lead to more efficient designs and better performance in systems that rely on the movement of fluids.For instance, in a heat exchanger, the goal is to transfer heat from one fluid to another without mixing them. When one fluid flows in a straight line while another fluid moves across it, we have a classic case of cross flow. This arrangement allows for effective heat transfer because it maximizes the surface area contact between the two fluids. Engineers often analyze the cross flow patterns to optimize the design and improve energy efficiency.Moreover, the concept of cross flow is not limited to mechanical applications. In environmental science, understanding how pollutants disperse in water bodies can also be described using this term. For instance, when wastewater is discharged into a river, the way it interacts with the flowing water can be characterized by cross flow. This interaction determines how quickly the pollutants will spread and dilute, which is essential for assessing environmental impacts and designing effective remediation strategies.Additionally, in the field of aerodynamics, cross flow plays a significant role in the performance of aircraft wings and turbines. The airflow around these structures can be complex, with different layers of air moving in various directions. Analyzing cross flow is vital for understanding lift generation and drag forces, which are critical for flight efficiency. Engineers use computational fluid dynamics (CFD) simulations to visualize and predict the effects of cross flow on aerodynamic surfaces, leading to safer and more efficient aircraft designs.Furthermore, in the context of renewable energy, cross flow turbines have emerged as a promising technology for harnessing energy from flowing water. Unlike traditional turbines that require a direct flow, cross flow turbines can operate efficiently in varying flow conditions, making them suitable for rivers and tidal streams. This adaptability can potentially lead to more sustainable energy solutions in areas where conventional hydroelectric power may not be feasible.In conclusion, the term cross flow encompasses a wide range of applications across various fields, from engineering to environmental science and renewable energy. By understanding the principles behind cross flow, professionals can enhance their designs, improve efficiency, and contribute to sustainable practices. As we continue to face global challenges such as climate change and resource management, the importance of mastering concepts like cross flow becomes ever more critical. Whether it’s optimizing a heat exchanger or designing a new type of turbine, the implications of cross flow are profound and far-reaching, underscoring the interconnectedness of fluid dynamics in our modern world.

在工程和流体动力学的世界中，术语cross flow指的是一种流体与另一种流体或物体垂直流动的情况。这个概念在各种应用中至关重要，包括热交换器、冷却塔，甚至在空气动力学中。理解cross flow的运作方式可以使依赖流体运动的系统设计更高效、性能更好。例如，在热交换器中，目标是将热量从一种流体转移到另一种流体而不混合它们。当一种流体直线流动，而另一种流体横穿过它时，我们就有了经典的cross flow案例。这种布置允许有效的热量传递，因为它最大化了两种流体之间的接触表面积。工程师们常常分析cross flow模式，以优化设计并提高能效。此外，cross flow的概念并不限于机械应用。在环境科学中，理解污染物在水体中的扩散方式也可以用这个术语来描述。例如，当废水排放到河流中时，它与流动水的相互作用可以用cross flow来表征。这种相互作用决定了污染物扩散和稀释的速度，这对于评估环境影响和设计有效的修复策略至关重要。此外，在空气动力学领域，cross flow在飞机机翼和涡轮的性能中发挥着重要作用。这些结构周围的气流可能非常复杂，不同层次的空气以不同方向移动。分析cross flow对于理解升力生成和阻力力量至关重要，这对飞行效率至关重要。工程师使用计算流体动力学（CFD）模拟来可视化和预测cross flow对空气动力学表面的影响，从而导致更安全、更高效的飞机设计。此外，在可再生能源的背景下，cross flow涡轮已成为利用流动水能量的有前景的技术。与需要直接流动的传统涡轮不同，cross flow涡轮能够在变化的流动条件下高效运行，使其适用于河流和潮流。这种适应性可能在传统水电不切实际的地区带来更可持续的能源解决方案。总之，术语cross flow涵盖了各个领域的广泛应用，从工程到环境科学和可再生能源。通过理解cross flow背后的原理，专业人士可以增强他们的设计，提高效率，并为可持续实践做出贡献。随着我们继续面临气候变化和资源管理等全球挑战，掌握像cross flow这样的概念的重要性变得愈发关键。无论是优化热交换器还是设计新型涡轮，cross flow的影响都是深远的，强调了流体动力学在我们现代世界中的相互联系。