extended surface

简明释义

扩张表面

英英释义

例句

1.The concept of extended surfaces is critical in improving the performance of air conditioning systems.

在提高空调系统性能方面，扩展表面的概念至关重要。

2.By incorporating extended surfaces, the design of the solar panel became more efficient.

通过加入扩展表面，太阳能电池板的设计变得更加高效。

3.The engineer explained that the extended surface allows for better heat dissipation in electronic devices.

工程师解释说，扩展表面能够更好地散热于电子设备中。

4.In the automotive industry, extended surfaces are often used in radiators to improve cooling performance.

在汽车工业中，通常在散热器中使用扩展表面来提高冷却性能。

5.The heat exchanger was designed with an extended surface to enhance thermal efficiency.

这个热交换器的设计采用了扩展表面，以提高热效率。

作文

In the field of engineering and design, the concept of an extended surface is crucial for enhancing heat transfer efficiency. An extended surface refers to a structure that increases the area available for heat exchange between a solid and a fluid. This principle is particularly important in applications such as heat exchangers, radiators, and cooling systems where efficient thermal management is essential. By increasing the surface area, engineers can significantly improve the performance of these systems, leading to better energy efficiency and reduced operational costs.For instance, consider a traditional heat exchanger that uses simple tubes to transfer heat. The limited surface area of these tubes restricts the amount of heat that can be transferred. However, by incorporating an extended surface, such as fins or plates, the heat exchanger's surface area can be dramatically increased. These additions allow more fluid to come into contact with the surface, enhancing the overall heat transfer rate. This is particularly beneficial in industries where temperature regulation is critical, such as in power plants or chemical processing facilities.Moreover, the design of an extended surface must take into account factors such as fluid flow and material properties. Engineers often use computational fluid dynamics (CFD) simulations to optimize the design of these surfaces, ensuring that they not only maximize heat transfer but also minimize pressure drops within the system. The balance between these two factors is vital; while increasing the surface area improves heat exchange, it can also lead to higher resistance to fluid flow, which can negatively impact overall system efficiency.In addition to engineering applications, the concept of an extended surface can also be observed in nature. For example, the leaves of a plant are designed to have a large surface area relative to their volume, allowing them to capture more sunlight for photosynthesis. Similarly, the gills of fish provide an extended surface for gas exchange, enabling efficient respiration in water. These natural examples highlight the importance of maximizing surface area in various systems, whether they are man-made or biological.Furthermore, the application of extended surfaces is not limited to heat transfer. In fields like architecture, the idea of extending surfaces can lead to innovative designs that improve aesthetics and functionality. For example, cantilevered structures or overhanging roofs can create shaded areas and reduce heat gain inside buildings, demonstrating how the manipulation of surface area can have multiple benefits.In conclusion, understanding the concept of an extended surface is essential for anyone involved in engineering, design, or even biology. It illustrates the fundamental principle that increasing surface area can lead to improved performance in various applications. Whether through the design of efficient heat exchangers or the observation of natural forms, the significance of extended surfaces is evident across disciplines. As technology continues to advance, the innovative use of extended surfaces will undoubtedly play a key role in developing more efficient systems and sustainable solutions for the future.

在工程和设计领域，延伸表面的概念对提高热传递效率至关重要。延伸表面指的是增加固体与流体之间热交换可用面积的结构。这个原理在热交换器、散热器和冷却系统等应用中尤为重要，因为高效的热管理是必不可少的。通过增加表面积，工程师可以显著提高这些系统的性能，从而提高能效并降低运营成本。例如，考虑一个传统的热交换器，它使用简单的管道来传递热量。这些管道的有限表面积限制了可以传递的热量。然而，通过加入一个延伸表面，比如鳍片或板，热交换器的表面积可以大幅增加。这些附加物允许更多的流体与表面接触，从而增强整体热传递率。这在温度调节至关重要的行业中尤其有益，例如在发电厂或化工处理设施中。此外，延伸表面的设计必须考虑流体流动和材料特性等因素。工程师通常使用计算流体动力学（CFD）模拟来优化这些表面的设计，确保它们不仅最大化热传递，还最小化系统内的压力损失。这两个因素之间的平衡至关重要；虽然增加表面积可以改善热交换，但这也可能导致流体流动的阻力增加，从而对整体系统效率产生负面影响。除了工程应用，延伸表面的概念在自然界中也可以观察到。例如，植物的叶子被设计成相对于其体积具有较大的表面积，使它们能够捕获更多的阳光进行光合作用。同样，鱼的鳃提供了一个延伸表面用于气体交换，使其能够在水中有效呼吸。这些自然例子突显了在各种系统中最大化表面积的重要性，无论是人造的还是生物的。此外，延伸表面的应用不仅限于热传递。在建筑等领域，扩展表面的概念可以带来创新的设计，从而改善美学和功能性。例如，悬臂结构或悬挑屋顶可以创造阴影区域，并减少建筑内部的热增益，展示了如何操控表面积可以带来多重好处。总之，理解延伸表面的概念对于任何参与工程、设计或甚至生物学的人都是必不可少的。它阐明了一个基本原理，即增加表面积可以在各种应用中提高性能。无论是通过高效热交换器的设计，还是观察自然形式，延伸表面的重要性在各个学科中都显而易见。随着技术的不断进步，延伸表面的创新使用无疑将在开发更高效的系统和可持续解决方案方面发挥关键作用。