propeller-induced pressure

简明释义

螺旋桨诱导压力

英英释义

例句

1.The engineer explained how the propeller-induced pressure 螺旋桨引起的压力 affects the stability of the aircraft during takeoff.

工程师解释了如何在起飞过程中，螺旋桨引起的压力 propeller-induced pressure 影响飞机的稳定性。

2.Engineers must calculate propeller-induced pressure 螺旋桨引起的压力 when designing new propulsion systems.

工程师在设计新推进系统时必须计算螺旋桨引起的压力 propeller-induced pressure 。

3.In marine engineering, understanding propeller-induced pressure 螺旋桨引起的压力 is crucial for designing efficient ships.

在海洋工程中，理解螺旋桨引起的压力 propeller-induced pressure 对于设计高效的船舶至关重要。

4.The research focused on the effects of propeller-induced pressure 螺旋桨引起的压力 on underwater acoustics.

研究集中在螺旋桨引起的压力 propeller-induced pressure 对水下声学的影响。

5.During the test flight, the pilot monitored the propeller-induced pressure 螺旋桨引起的压力 to ensure optimal performance.

在测试飞行中，飞行员监测螺旋桨引起的压力 propeller-induced pressure 以确保最佳性能。

作文

The study of aerodynamics is essential for understanding how various forces interact with aircraft and other vehicles that move through the air. One crucial aspect of this field is the concept of propeller-induced pressure, which refers to the changes in air pressure caused by the rotation of a propeller. This phenomenon plays a significant role in the performance and efficiency of propeller-driven aircraft. When a propeller spins, it generates thrust by accelerating air behind it, creating a low-pressure area in front of the blades and a high-pressure area behind them. This difference in pressure is what propels the aircraft forward. Understanding propeller-induced pressure is vital for engineers and designers who aim to optimize the performance of aircraft.In practical terms, propeller-induced pressure affects not only the thrust produced but also the overall stability and control of the aircraft during flight. For instance, if the pressure differential is too great, it can lead to unwanted vibrations or even structural damage to the aircraft. Therefore, it is crucial to calculate and manage this pressure effectively during the design phase. Engineers use advanced computational fluid dynamics (CFD) simulations to predict how different propeller designs will influence propeller-induced pressure and overall aerodynamic efficiency.Moreover, the impact of propeller-induced pressure extends beyond just propulsion. It also influences other aerodynamic factors such as lift and drag. For example, when a propeller generates a significant amount of thrust, it can alter the airflow around the wings of the aircraft, potentially enhancing lift or increasing drag. Pilots must be aware of these changes, as they can affect the aircraft's handling characteristics and performance during various phases of flight, including takeoff and landing.In addition to its technical implications, propeller-induced pressure has practical applications in various fields, including aviation, marine engineering, and even wind turbine design. In the maritime industry, for example, the principles of propeller-induced pressure are applied to optimize the performance of ship propellers, ensuring that vessels operate efficiently while minimizing fuel consumption. Similarly, in wind energy, understanding how propeller-induced pressure affects wind turbine blades can help engineers design more effective turbines that capture energy from the wind more efficiently.In conclusion, the concept of propeller-induced pressure is a fundamental principle in aerodynamics that has far-reaching implications for the design and operation of various vehicles. By understanding how this pressure affects thrust, lift, and drag, engineers can create more efficient and effective designs that improve performance and safety. As technology advances, the importance of studying propeller-induced pressure will continue to grow, leading to innovations that enhance the capabilities of aircraft, ships, and renewable energy systems.

空气动力学的研究对于理解各种力量如何与飞行器和其他通过空气移动的车辆相互作用至关重要。这个领域的一个关键方面是螺旋桨引起的压力的概念，它指的是由于螺旋桨的旋转而导致的空气压力变化。这种现象在螺旋桨驱动的飞机的性能和效率中扮演着重要角色。当螺旋桨旋转时，它通过加速其后面的空气产生推力，在叶片前面形成低压区，在其后面形成高压区。这种压力差正是推动飞机向前的原因。理解螺旋桨引起的压力对工程师和设计师来说至关重要，他们旨在优化飞机的性能。在实际操作中，螺旋桨引起的压力不仅影响产生的推力，还影响飞机在飞行过程中的整体稳定性和控制。例如，如果压力差过大，可能会导致不必要的振动甚至结构损坏。因此，在设计阶段有效计算和管理这种压力至关重要。工程师使用先进的计算流体动力学（CFD）模拟来预测不同螺旋桨设计如何影响螺旋桨引起的压力和整体空气动力效率。此外，螺旋桨引起的压力的影响不仅限于推进。它还影响其他空气动力因素，如升力和阻力。例如，当螺旋桨产生大量推力时，它可以改变气流绕过飞机机翼的方式，可能增强升力或增加阻力。飞行员必须意识到这些变化，因为它们会影响飞机在各种飞行阶段（包括起飞和着陆）的操控特性和性能。除了技术影响外，螺旋桨引起的压力在航空、海洋工程甚至风力涡轮机设计等多个领域都有实际应用。例如，在海事行业中，螺旋桨引起的压力的原理被应用于优化船舶螺旋桨的性能，确保船只高效运行，同时最大限度地减少燃料消耗。同样，在风能领域，理解螺旋桨引起的压力如何影响风力涡轮机叶片可以帮助工程师设计出更有效的涡轮机，更有效地捕获风能。总之，螺旋桨引起的压力的概念是空气动力学中的一个基本原理，对各种车辆的设计和操作具有深远的影响。通过理解这种压力如何影响推力、升力和阻力，工程师可以创造出更高效、更有效的设计，从而提高性能和安全性。随着技术的进步，研究螺旋桨引起的压力的重要性将继续增长，带来增强飞机、船舶和可再生能源系统能力的创新。