coefficient of local resistance

简明释义

局部阻力系数

英英释义

例句

1.The coefficient of local resistance can vary significantly depending on the geometry of the system.

局部阻力系数可能会因系统的几何形状而显著变化。

2.The engineer calculated the coefficient of local resistance to optimize the design of the pipeline.

工程师计算了局部阻力系数以优化管道设计。

3.To improve efficiency, we need to reduce the coefficient of local resistance in our designs.

为了提高效率，我们需要减少设计中的局部阻力系数。

4.In fluid dynamics, the coefficient of local resistance is crucial for understanding flow behavior.

在流体动力学中，局部阻力系数对于理解流动行为至关重要。

5.The research focused on measuring the coefficient of local resistance in various materials.

研究集中在测量各种材料的局部阻力系数。

作文

In the field of fluid dynamics, understanding the behavior of fluids in motion is crucial for various engineering applications. One significant aspect of this study is the concept of the coefficient of local resistance, which plays a vital role in determining how fluids interact with surfaces and obstacles. The coefficient of local resistance (局部阻力系数) quantifies the resistance encountered by a fluid as it flows past a particular object or through a specific area. This coefficient is essential in predicting how changes in design or material can affect fluid flow and overall system efficiency.When designing systems that involve fluid flow, such as pipelines, aircraft, and even buildings, engineers must consider the coefficient of local resistance. For instance, in the case of an airplane wing, the shape and surface texture can significantly influence the air resistance experienced during flight. The coefficient of local resistance helps engineers optimize these designs to minimize drag and enhance performance.The calculation of the coefficient of local resistance often involves empirical data obtained from experiments or computational fluid dynamics simulations. It can vary based on several factors, including the shape of the object, the speed of the fluid, and the properties of the fluid itself, such as viscosity and density. Understanding these variables is critical for engineers to make informed decisions in their designs.Moreover, the coefficient of local resistance is not only relevant in aerodynamics but also in hydrodynamics. For example, when designing ships or submarines, engineers must account for the resistance caused by water flowing around the hull. A lower coefficient of local resistance means that the vessel can move more efficiently through the water, saving fuel and improving speed.In addition to practical applications, the coefficient of local resistance also has theoretical implications in fluid mechanics. It helps researchers understand the fundamental principles governing fluid flow and resistance. By studying this coefficient, scientists can develop better models to predict fluid behavior under various conditions, leading to advancements in technology and engineering practices.In conclusion, the coefficient of local resistance is a crucial parameter in fluid dynamics that influences the design and efficiency of various systems involving fluid flow. Whether in aerospace, marine, or civil engineering, understanding this coefficient enables engineers to create more effective and efficient designs. As technology continues to evolve, the importance of accurately calculating and applying the coefficient of local resistance will only grow, highlighting its significance in both practical and theoretical contexts.

在流体动力学领域，理解流体运动的行为对于各种工程应用至关重要。这个研究中的一个重要方面是“局部阻力系数”的概念，它在确定流体如何与表面和障碍物相互作用中发挥着重要作用。“局部阻力系数”量化了流体在流过特定物体或通过特定区域时所遇到的阻力。这个系数在预测设计或材料的变化如何影响流体流动和整体系统效率方面是必不可少的。在设计涉及流体流动的系统时，例如管道、飞机甚至建筑物，工程师必须考虑“局部阻力系数”。例如，在飞机机翼的情况下，形状和表面纹理可以显著影响飞行过程中所经历的空气阻力。“局部阻力系数”帮助工程师优化这些设计，以最小化阻力并提高性能。“局部阻力系数”的计算通常涉及从实验或计算流体动力学模拟中获得的经验数据。它可能会根据多个因素而变化，包括物体的形状、流体的速度以及流体本身的性质，如粘度和密度。理解这些变量对于工程师在设计中做出明智的决策至关重要。此外，“局部阻力系数”不仅与气动学相关，还与水动力学相关。例如，在设计船只或潜艇时，工程师必须考虑水流过船体所造成的阻力。较低的“局部阻力系数”意味着船只可以更有效地在水中移动，从而节省燃料并提高速度。除了实际应用外，“局部阻力系数”在流体力学中也具有理论意义。它帮助研究人员理解支配流体流动和阻力的基本原理。通过研究这个系数，科学家们可以开发出更好的模型来预测流体在各种条件下的行为，从而推动技术和工程实践的进步。总之，“局部阻力系数”是流体动力学中的一个关键参数，它影响着涉及流体流动的各种系统的设计和效率。无论是在航空航天、海洋还是土木工程中，理解这个系数使工程师能够创造出更有效和高效的设计。随着技术的不断发展，准确计算和应用“局部阻力系数”的重要性只会增加，突显其在实践和理论背景中的重要性。