center of pressure

简明释义

压力中心

英英释义

例句

1.The center of pressure (压力中心) can shift due to changes in speed and angle of attack.

由于速度和攻角的变化，压力中心可能会发生变化。

2.In fluid dynamics, the center of pressure (压力中心) is crucial for understanding how forces act on submerged surfaces.

在流体动力学中，压力中心对于理解力如何作用于浸没表面至关重要。

3.When sailing, knowing the center of pressure (压力中心) helps in balancing the sails against the wind.

在航行时，了解压力中心有助于平衡帆与风的关系。

4.Engineers calculate the center of pressure (压力中心) to design more efficient wings for aircraft.

工程师计算压力中心以设计更高效的飞机机翼。

5.The pilot adjusted the aircraft's controls to maintain stability by shifting the center of pressure (压力中心).

飞行员调整飞机的控制以通过移动压力中心来保持稳定。

作文

The concept of the center of pressure is crucial in various fields, especially in fluid dynamics, aerodynamics, and structural engineering. It refers to the point where the total sum of a pressure field acts on a body, causing a force to act through that point. Understanding this concept can significantly impact the design and stability of structures and vehicles. For instance, in the context of an airplane, the center of pressure plays a vital role in determining how the aircraft will respond to aerodynamic forces during flight. When the aircraft is in motion, the air pressure acting on its wings creates lift, and the center of pressure indicates where this lift force is concentrated.In simpler terms, if the center of pressure is located too far forward or too far back relative to the aircraft's center of gravity, it can lead to instability. If the center of pressure shifts unexpectedly due to changes in speed or angle of attack, the pilot may find it challenging to control the aircraft, potentially leading to dangerous situations. Therefore, engineers must carefully calculate the center of pressure during the design phase to ensure safety and performance.Similarly, in the realm of civil engineering, the center of pressure is essential when designing structures that must withstand wind loads, such as tall buildings and bridges. The wind exerts pressure on these structures, and understanding where this pressure acts helps engineers create designs that can resist overturning and sliding. By analyzing the center of pressure, engineers can distribute materials effectively and ensure that the structure remains stable under various environmental conditions.Moreover, the center of pressure is not limited to just airplanes and buildings; it also applies to underwater vehicles and ships. In marine engineering, understanding the center of pressure is vital for ensuring that vessels remain buoyant and stable while navigating through water. The pressure exerted by water on different parts of a ship affects its movement and balance, making it essential for naval architects to consider the center of pressure in their designs.In conclusion, the center of pressure is a fundamental concept that impacts a wide range of engineering disciplines. Whether it is in the skies, on land, or beneath the waves, understanding where the total pressure acts on a body is crucial for ensuring safety and functionality. Engineers and designers must take the center of pressure into account to create efficient and stable systems, ultimately contributing to advancements in technology and infrastructure. As we continue to explore new frontiers in engineering, the significance of the center of pressure will undoubtedly remain a key consideration in our designs and innovations.

“压力中心”的概念在多个领域中至关重要，尤其是在流体动力学、空气动力学和结构工程中。它指的是总压力场作用于物体的点，从而导致力通过该点作用。理解这个概念对结构和车辆的设计与稳定性有着重大影响。例如，在飞机的背景下，压力中心在确定飞机在飞行过程中如何响应空气动力学力方面起着至关重要的作用。当飞机在运动时，空气对机翼施加的压力产生升力，而压力中心表示这个升力集中在哪里。简单来说，如果压力中心相对于飞机的重心位置过于靠前或过于靠后，就会导致不稳定。如果由于速度或攻角的变化，压力中心意外移动，飞行员可能会发现控制飞机变得困难，从而可能导致危险情况。因此，工程师必须在设计阶段仔细计算压力中心，以确保安全和性能。同样，在土木工程领域，压力中心在设计必须承受风载荷的结构（如高楼大厦和桥梁）时也至关重要。风对这些结构施加压力，理解这种压力作用的位置帮助工程师创建能够抵抗翻转和滑动的设计。通过分析压力中心，工程师可以有效分配材料，确保结构在各种环境条件下保持稳定。此外，压力中心不仅限于飞机和建筑物；它还适用于水下航行器和船只。在海洋工程中，理解压力中心对于确保船只在水中导航时保持浮力和稳定至关重要。水对船只不同部分施加的压力影响其运动和平衡，因此海军建筑师在设计中考虑压力中心是必不可少的。总之，压力中心是一个基本概念，影响着广泛的工程学科。无论是在天空、陆地还是水下，理解总压力作用于物体的地方对确保安全和功能至关重要。工程师和设计师必须考虑压力中心，以创建高效且稳定的系统，最终促进技术和基础设施的进步。随着我们继续探索工程的新前沿，压力中心的重要性无疑将继续成为我们设计和创新中的关键考虑因素。