stall propagation

简明释义

失速传播

英英释义

例句

1.The research focused on the effects of stall propagation in turbulent airflow.

研究集中在湍流气流中失速传播的影响。

2.The pilot was trained to recognize and manage stall propagation during flight.

飞行员接受了识别和管理失速传播的训练。

3.The engineers implemented a new design to prevent stall propagation in the aircraft's wings.

工程师们实施了一种新设计，以防止飞机机翼中的失速传播。

4.In wind turbine design, minimizing stall propagation can lead to more efficient energy production.

在风力涡轮机设计中，最小化失速传播可以导致更高效的能源生产。

5.Understanding stall propagation is crucial for improving the stability of high-speed trains.

理解失速传播对于提高高速列车的稳定性至关重要。

作文

In recent years, the concept of stall propagation has gained significant attention in various fields, particularly in aerodynamics and engineering. To understand this phenomenon, we must first define what it means. Stall propagation refers to the process by which a stall—a condition where the airflow separates from the surface of an object, typically an aircraft wing—spreads or propagates through a system. This can lead to a catastrophic failure if not managed properly. Understanding the mechanics behind stall propagation is crucial for improving safety standards in aviation and other related industries.One of the most notable examples of stall propagation can be found in the aviation sector. Aircraft are designed with specific aerodynamic properties that allow them to fly efficiently. However, when these aircraft exceed certain angles of attack, the smooth airflow over the wings can become disrupted, leading to a stall. This stall does not always remain localized; instead, it can propagate to adjacent sections of the wing or even to other wings on multi-winged aircraft. This is particularly dangerous as it can result in a total loss of control, putting both passengers and crew at risk.To mitigate the risks associated with stall propagation, engineers have developed various technologies and design strategies. For instance, many modern aircraft are equipped with stall warning systems that alert pilots when they are approaching a stall condition. Additionally, researchers are constantly studying the airflow dynamics around wings to better predict and prevent stall conditions from occurring in the first place. By understanding how stall propagation works, designers can create safer and more efficient aircraft that minimize the chances of a stall leading to a larger issue.Beyond aviation, the principles of stall propagation can also be applied to other fields such as wind turbine design and automotive engineering. In wind turbines, for example, a stall can occur when the blades are not optimally angled to catch the wind. If a stall occurs, it can spread across the blades, reducing efficiency and potentially causing mechanical failures. Engineers in this field study stall propagation to enhance the design of turbine blades, ensuring they operate effectively under varying wind conditions.Moreover, in automotive engineering, understanding stall propagation can help in designing vehicles that maintain stability at high speeds and during sharp turns. A vehicle that experiences a stall in one wheel can lead to a loss of traction, which may cause the vehicle to spin out of control. By analyzing the factors that contribute to stall propagation, engineers can create better suspension systems and braking mechanisms that provide greater stability and control.In conclusion, stall propagation is a critical concept that spans multiple disciplines, including aviation, renewable energy, and automotive engineering. Recognizing the importance of this phenomenon allows engineers and researchers to develop innovative solutions that enhance safety and efficiency. As technology continues to advance, a deeper understanding of stall propagation will undoubtedly lead to further improvements in design and performance across various industries. By prioritizing research and education in this area, we can ensure a safer future for all forms of transportation and energy production.

近年来，“失速传播”这一概念在多个领域引起了广泛关注，尤其是在气动学和工程学方面。要理解这一现象，我们首先需要定义它的含义。“失速传播”指的是失速——即气流从物体表面分离的状态，通常是飞机机翼——在一个系统中传播或扩散的过程。如果不加以妥善管理，这可能导致灾难性的失败。理解“失速传播”背后的机制对于提高航空安全标准及其他相关行业至关重要。“失速传播”最显著的例子可以在航空领域找到。飞机设计具有特定的空气动力学特性，使其能够高效飞行。然而，当这些飞机超过某些攻角时，机翼上的气流可能会变得紊乱，从而导致失速。失速并不总是局限于某个区域；相反，它可能传播到机翼的相邻部分，甚至是多翼飞机的其他机翼。这尤其危险，因为这可能导致完全失去控制，危及乘客和机组人员的安全。为了减轻与“失速传播”相关的风险，工程师们开发了各种技术和设计策略。例如，许多现代飞机都配备有失速警告系统，可以在飞行员接近失速状态时发出警报。此外，研究人员不断研究机翼周围的气流动态，以更好地预测和防止失速情况的发生。通过理解“失速传播”的工作原理，设计师可以创建更安全、更高效的飞机，从而最大限度地减少失速导致更大问题的机会。除了航空业，“失速传播”的原理还可以应用于风力涡轮机设计和汽车工程等其他领域。例如，在风力涡轮机中，当叶片的角度未能最佳地捕捉风时，可能会发生失速。如果发生失速，它可能会在叶片上扩散，降低效率，并可能导致机械故障。该领域的工程师研究“失速传播”，以增强涡轮叶片的设计，确保它们在不同风况下有效运行。此外，在汽车工程中，理解“失速传播”有助于设计在高速和急转弯时保持稳定的车辆。一个车轮经历失速可能导致失去牵引力，这可能导致车辆失控。通过分析导致“失速传播”的因素，工程师可以创建更好的悬挂系统和刹车机制，从而提供更大的稳定性和控制力。总之，“失速传播”是一个关键概念，跨越航空、可再生能源和汽车工程等多个学科。认识到这一现象的重要性使工程师和研究人员能够开发创新解决方案，提高安全性和效率。随着技术的不断进步，对“失速传播”的更深入理解无疑将推动各个行业设计和性能的进一步改善。通过优先考虑这一领域的研究和教育，我们可以确保所有交通和能源生产形式的安全未来。