dynamic pressure

简明释义

动压

英英释义

例句

1.The dynamic pressure measured during the wind tunnel test indicated the model's aerodynamic efficiency.

风洞测试中测得的动态压力表明模型的空气动力学效率。

2.To optimize the design, we need to analyze the dynamic pressure on the surface of the wing.

为了优化设计，我们需要分析机翼表面的动态压力。

3.The dynamic pressure in the pipeline increased significantly during peak flow times.

在高峰流量期间，管道中的动态压力显著增加。

4.In fluid dynamics, dynamic pressure is crucial for understanding how fluids behave in motion.

在流体动力学中，动态压力对于理解流体在运动中的行为至关重要。

5.The engineer calculated the dynamic pressure to ensure the aircraft could withstand high speeds.

工程师计算了动态压力以确保飞机能够承受高速飞行。

作文

Dynamic pressure is a term commonly used in fluid mechanics and aerodynamics, referring to the pressure exerted by a fluid in motion. It is defined as the kinetic energy per unit volume of the fluid, which can be mathematically expressed as α = 0.5 * ρ * v², where ρ represents the fluid density and v represents the flow velocity. Understanding dynamic pressure (动态压力) is crucial for various applications, including aircraft design, automotive engineering, and even meteorology.In aviation, for instance, dynamic pressure (动态压力) plays a vital role in determining lift and drag forces acting on an aircraft. When an airplane moves through the air, it generates a flow around its wings. The faster the airplane travels, the higher the dynamic pressure (动态压力) becomes, contributing to increased lift. Engineers must carefully calculate this pressure to ensure that the aircraft can achieve the necessary lift-off speed while maintaining stability and control during flight.In automotive engineering, dynamic pressure (动态压力) affects vehicle performance as well. For example, the design of a car's body influences how air flows around it, which in turn impacts fuel efficiency and overall speed. By optimizing the shape of the vehicle to minimize drag and maximize dynamic pressure (动态压力), manufacturers can create cars that are not only faster but also more economical.Meteorologists also utilize the concept of dynamic pressure (动态压力) when studying weather patterns. Wind, which is essentially moving air, exerts dynamic pressure (动态压力) on various surfaces, influencing temperature and precipitation patterns. Understanding these pressures helps meteorologists predict storms and other weather phenomena, contributing to better preparedness and response strategies.Moreover, the significance of dynamic pressure (动态压力) extends beyond just engineering and meteorology. In sports, for instance, athletes often rely on principles related to dynamic pressure (动态压力) to enhance their performance. Swimmers, for example, must understand how to navigate through water efficiently, using techniques that maximize their speed while minimizing resistance, which is directly related to dynamic pressure (动态压力). In conclusion, dynamic pressure (动态压力) is a fundamental concept that permeates various fields, from aviation to automotive design and meteorology. Its understanding is essential for optimizing performance, safety, and efficiency in systems that involve fluid motion. As technology continues to advance, the application of dynamic pressure (动态压力) will likely expand, leading to new innovations and improvements in multiple disciplines.

动态压力是一个常用于流体力学和空气动力学的术语，指的是流动流体施加的压力。它被定义为单位体积流体的动能，可以用公式α = 0.5 * ρ * v²数学表达，其中ρ代表流体密度，v代表流动速度。理解动态压力（动态压力）对各种应用至关重要，包括飞机设计、汽车工程，甚至气象学。例如，在航空领域，动态压力（动态压力）在确定作用于飞机的升力和阻力方面起着重要作用。当飞机在空气中移动时，会在其机翼周围产生气流。飞机飞行得越快，动态压力（动态压力）就越高，从而增加升力。工程师必须仔细计算这种压力，以确保飞机能够达到必要的起飞速度，同时保持飞行过程中的稳定性和控制。在汽车工程中，动态压力（动态压力）也影响车辆性能。例如，汽车车身的设计会影响空气流过的方式，从而影响燃油效率和整体速度。通过优化车辆的形状以最小化阻力并最大化动态压力（动态压力），制造商可以创造出不仅更快而且更经济的汽车。气象学家在研究天气模式时也利用动态压力（动态压力）的概念。风，基本上就是移动的空气，对各种表面施加动态压力（动态压力），影响温度和降水模式。理解这些压力有助于气象学家预测风暴和其他天气现象，促进更好的准备和应对策略。此外，动态压力（动态压力）的重要性超越了工程和气象学。在体育运动中，运动员经常依赖与动态压力（动态压力）相关的原则来提高他们的表现。例如，游泳运动员必须了解如何有效地在水中导航，使用最大化速度而最小化阻力的技巧，这直接与动态压力（动态压力）相关。总之，动态压力（动态压力）是一个基本概念，渗透到多个领域，从航空到汽车设计和气象学。理解这一点对于优化涉及流体运动的系统的性能、安全性和效率至关重要。随着技术的不断进步，动态压力（动态压力）的应用可能会扩展，导致多个学科的新创新和改进。