aerodynamic moment

简明释义

空气动力力矩

英英释义

例句

1.Engineers use simulations to analyze the aerodynamic moment 气动力矩 when testing new vehicle designs.

工程师在测试新车辆设计时使用模拟来分析气动力矩 气动力矩。

2.The design of the aircraft's wings is crucial for minimizing the aerodynamic moment 气动力矩 during flight.

飞机机翼的设计对于在飞行中最小化气动力矩 气动力矩至关重要。

3.The aerodynamic moment 气动力矩 affects how a drone responds to wind gusts.

气动力矩 气动力矩影响无人机对风阵的反应。

4.A high aerodynamic moment 气动力矩 can lead to instability in an aircraft's flight path.

高气动力矩 气动力矩可能导致飞机飞行路径的不稳定。

5.Understanding the aerodynamic moment 气动力矩 is essential for improving fuel efficiency in cars.

理解气动力矩 气动力矩对于提高汽车燃油效率至关重要。

作文

In the field of aerodynamics, understanding the concept of aerodynamic moment is crucial for engineers and scientists alike. The term refers to the rotational force experienced by an object as it moves through a fluid, such as air. This moment can significantly affect the stability and control of aircraft, making it a vital consideration in aircraft design and performance analysis.To elaborate, the aerodynamic moment is generated by the distribution of pressure around an object's surface. When an aircraft is in flight, the airflow over its wings, fuselage, and tail creates varying pressure zones. These differences in pressure lead to forces that can cause the aircraft to pitch, yaw, or roll. For example, when a pilot maneuvers the aircraft, the changes in angle of attack can alter the pressure distribution, thus affecting the aerodynamic moment and resulting in a change in the aircraft's orientation.The importance of accurately calculating the aerodynamic moment cannot be overstated. It plays a pivotal role in ensuring that an aircraft remains stable during various phases of flight, including takeoff, cruising, and landing. Engineers utilize sophisticated computational fluid dynamics (CFD) simulations to predict how different designs will behave under various conditions. By analyzing the aerodynamic moment, they can make informed decisions about wing shape, tail design, and overall aircraft configuration.Moreover, the aerodynamic moment is not just relevant for fixed-wing aircraft. It is also a critical factor in the design of rotorcraft, such as helicopters, and even in the automotive industry, where vehicle aerodynamics can influence handling and fuel efficiency. In all these cases, understanding how the aerodynamic moment affects motion helps engineers create safer and more efficient vehicles.In practical applications, pilots must also be aware of the aerodynamic moment. During flight, they rely on instruments that provide information about the aircraft's attitude and orientation. Understanding how the aerodynamic moment interacts with control surfaces—like ailerons, elevators, and rudders—allows pilots to make precise adjustments to maintain desired flight paths.In conclusion, the concept of aerodynamic moment is fundamental in both the theoretical and practical realms of aviation and vehicle design. Its implications stretch beyond simple calculations; they encompass safety, efficiency, and overall performance. As technology advances, the methods for analyzing and utilizing the aerodynamic moment will continue to evolve, leading to even greater innovations in how we design and operate flying machines. By grasping the intricacies of this concept, engineers and pilots can work together to push the boundaries of what is possible in aerospace engineering.

在空气动力学领域，理解aerodynamic moment的概念对工程师和科学家来说都至关重要。这个术语指的是物体在流体（如空气）中运动时所经历的旋转力。这一力矩会显著影响飞机的稳定性和控制性，因此在飞机设计和性能分析中是一个重要的考虑因素。进一步说，aerodynamic moment是由物体表面上的压力分布产生的。当飞机在飞行时，空气流过其机翼、机身和尾部，形成不同的压力区。这些压力差导致的力可以使飞机俯仰、偏航或滚转。例如，当飞行员操控飞机时，攻击角的变化会改变压力分布，从而影响aerodynamic moment，导致飞机的姿态发生变化。准确计算aerodynamic moment的重要性不容小觑。它在确保飞机在起飞、巡航和着陆等不同飞行阶段保持稳定方面发挥着关键作用。工程师利用先进的计算流体动力学（CFD）模拟来预测不同设计在各种条件下的表现。通过分析aerodynamic moment，他们可以就机翼形状、尾部设计和整体飞机配置做出明智的决策。此外，aerodynamic moment不仅与固定翼飞机相关。它也是直升机等旋翼机设计中的一个关键因素，甚至在汽车工业中，车辆的空气动力学也会影响操控和燃油效率。在所有这些情况下，理解aerodynamic moment如何影响运动有助于工程师制造出更安全、更高效的交通工具。在实际应用中，飞行员也必须意识到aerodynamic moment。在飞行过程中，他们依靠仪器提供有关飞机姿态和方向的信息。了解aerodynamic moment如何与控制面（如副翼、升降舵和方向舵）相互作用，使飞行员能够精确调整，以保持所需的飞行路径。总之，aerodynamic moment的概念在航空和车辆设计的理论和实践领域都是基础性的。它的影响超越了简单的计算；它涵盖了安全性、效率和整体性能。随着技术的进步，分析和利用aerodynamic moment的方法将继续发展，推动我们在航空工程领域的创新。通过掌握这一概念的复杂性，工程师和飞行员可以共同努力，推动飞行器设计与操作的边界。