turbulent friction

简明释义

湍流摩擦

英英释义

例句

1.Understanding turbulent friction is essential for optimizing the design of hydraulic systems.

理解湍流摩擦对于优化液压系统的设计至关重要。

2.The turbulent friction in the pipes was higher than expected, leading to increased energy costs.

管道中的湍流摩擦高于预期，导致能源成本增加。

3.In fluid dynamics, turbulent friction plays a crucial role in determining the drag force on objects.

在流体动力学中，湍流摩擦在确定物体的阻力方面起着关键作用。

4.The simulation showed that turbulent friction significantly affected the flow rate.

模拟显示，湍流摩擦显著影响了流量。

5.The engineers calculated the effect of turbulent friction on the airflow around the aircraft wings.

工程师计算了湍流摩擦对飞机机翼周围气流的影响。

作文

In the study of fluid dynamics, one of the most intriguing phenomena is the concept of turbulent friction. This term refers to the resistance encountered by a fluid when it flows in a chaotic and irregular manner, as opposed to a smooth, laminar flow. Understanding turbulent friction is essential for various applications, ranging from engineering to environmental science.When a fluid moves over a surface, it experiences different layers of flow. In laminar flow, these layers slide past each other smoothly, resulting in minimal energy loss. However, when the flow becomes turbulent, the layers interact more violently, creating eddies and vortices. This chaotic motion increases the energy dissipation within the fluid, leading to higher levels of turbulent friction.The implications of turbulent friction are significant in many fields. For instance, in aerodynamics, aircraft designers must account for the effects of turbulent friction on drag. A plane that encounters high levels of turbulent friction will require more fuel to maintain speed, affecting its overall efficiency. Engineers often use computational fluid dynamics (CFD) simulations to predict how changes in design can minimize turbulent friction, thereby improving performance.Similarly, in hydraulic engineering, understanding turbulent friction is crucial for designing efficient water systems. Water flowing through pipes or channels can exhibit turbulent characteristics, which can lead to increased wear and tear on infrastructure. By accurately modeling turbulent friction, engineers can ensure that systems are built to withstand these forces while maintaining optimal flow rates.In environmental science, turbulent friction plays a role in the dispersion of pollutants in water bodies. When a river flows rapidly, the turbulence can enhance the mixing of contaminants, affecting water quality downstream. Understanding the dynamics of turbulent friction helps scientists develop better strategies for managing pollution and protecting ecosystems.Moreover, the study of turbulent friction extends to meteorology as well. The atmosphere is filled with turbulent air currents that influence weather patterns. The interaction between turbulent air and various surfaces, such as oceans and land, can lead to significant changes in temperature and pressure, ultimately affecting climate.In conclusion, turbulent friction is a fundamental concept in fluid dynamics that impacts numerous fields. From aerospace engineering to environmental management, understanding this phenomenon allows professionals to make informed decisions that enhance efficiency and sustainability. As research continues to evolve, the insights gained from studying turbulent friction will undoubtedly lead to innovations that improve our interactions with fluid systems, paving the way for a more efficient future.

在流体动力学的研究中，一个最引人入胜的现象是“湍流摩擦”的概念。这个术语指的是流体在混乱和不规则的方式下流动时所遇到的阻力，与平滑的层流相对。理解湍流摩擦对于各种应用至关重要，从工程到环境科学。当流体在表面上移动时，它会经历不同的流动层。在层流中，这些层平滑地滑过彼此，导致能量损失最小。然而，当流动变得湍流时，层之间的相互作用更加剧烈，产生涡流和漩涡。这种混沌运动增加了流体内部的能量耗散，导致更高水平的湍流摩擦。湍流摩擦的影响在许多领域都很显著。例如，在空气动力学中，飞机设计师必须考虑湍流摩擦对阻力的影响。一架遭遇高水平湍流摩擦的飞机需要更多燃料来维持速度，从而影响其整体效率。工程师通常使用计算流体动力学（CFD）模拟来预测设计变化如何减少湍流摩擦，从而提高性能。同样，在水利工程中，理解湍流摩擦对于设计高效的水系统至关重要。流经管道或渠道的水可能表现出湍流特性，这可能导致基础设施的磨损。通过准确建模湍流摩擦，工程师可以确保系统建造能够承受这些力量，同时保持最佳流速。在环境科学中，湍流摩擦在污染物在水体中的扩散中也发挥着作用。当河流快速流动时，湍流可以增强污染物的混合，影响下游的水质。理解湍流摩擦的动态有助于科学家制定更好的管理污染和保护生态系统的策略。此外，湍流摩擦的研究还延伸到气象学。大气中充满了湍流气流，这些气流影响天气模式。湍流空气与海洋和陆地等各种表面的相互作用，可以导致温度和压力的显著变化，最终影响气候。总之，湍流摩擦是流体动力学中的一个基本概念，影响着众多领域。从航空航天工程到环境管理，理解这一现象使专业人士能够做出明智的决策，提升效率和可持续性。随着研究的不断发展，从研究湍流摩擦中获得的见解无疑将导致创新，改善我们与流体系统的互动，为更高效的未来铺平道路。