stalling angle

简明释义

失速角

英英释义

例句

1.Engine failure at a high stalling angle 失速角 can lead to a dangerous situation.

在高 失速角 stalling angle 下发生发动机故障可能导致危险情况。

2.During the flight training, students are taught how to recognize the stalling angle 失速角 during different maneuvers.

在飞行训练中，学生们学习如何在不同的机动中识别 失速角 stalling angle。

3.Understanding the stalling angle 失速角 is crucial for safe aerobatic flying.

理解 失速角 stalling angle 对于安全的特技飞行至关重要。

4.The stalling angle 失速角 varies depending on the aircraft's weight and configuration.

失速角 stalling angle 根据飞机的重量和配置而有所不同。

5.The pilot needs to be aware of the stalling angle 失速角 to avoid losing control of the aircraft during a steep climb.

飞行员需要意识到 失速角 stalling angle 以避免在陡峭爬升时失去对飞机的控制。

作文

The concept of the stalling angle is crucial in understanding the aerodynamics of flight. In aviation, the stalling angle refers to the angle of attack at which an aircraft wing will cease to produce sufficient lift to support the weight of the aircraft, leading to a stall. This phenomenon occurs when the airflow over the wing becomes turbulent and separates from the wing surface, resulting in a significant loss of lift. Understanding the stalling angle is essential for pilots to ensure safe flight operations and prevent accidents.To grasp the importance of the stalling angle, we must first explore the principles of lift generation. Lift is generated when air flows over and under the wing, creating a pressure difference. The shape of the wing, known as an airfoil, is designed to optimize this lift. As the angle of attack increases, lift typically increases until it reaches a critical point—the stalling angle. Beyond this angle, instead of continuing to increase lift, the wing begins to lose its effectiveness.Every aircraft has a specific stalling angle that varies depending on its design, weight, and configuration. For example, a commercial airliner may have a stalling angle of around 15 degrees, while a small general aviation aircraft might have a stalling angle closer to 12 degrees. Pilots are trained to recognize their aircraft's stalling angle and to maintain safe operational limits to avoid reaching this critical point.Recognizing the signs of an impending stall is vital for pilots. Common indicators include a decrease in airspeed, a change in the aircraft's control response, and uncommanded yaw or roll. When approaching the stalling angle, pilots must take corrective actions, such as reducing the angle of attack or increasing thrust, to regain lift and stabilize the aircraft. Failure to do so can result in a dangerous situation, as a stall can lead to a loss of control.In addition to pilot training, modern aircraft are equipped with technologies to help manage the risks associated with the stalling angle. Stall warning systems, angle of attack indicators, and automated flight control systems provide critical information to pilots, allowing them to make informed decisions during flight. These advancements have significantly improved safety in aviation, reducing the number of stall-related accidents.In conclusion, the stalling angle is a fundamental aspect of flight dynamics that every pilot must understand. It represents the threshold beyond which an aircraft cannot maintain lift, leading to potential stalls and loss of control. By recognizing the signs of an approaching stall and employing proper techniques to manage their aircraft's angle of attack, pilots can ensure safer flights. Continuous education and advancements in technology further enhance our ability to operate aircraft safely, making the understanding of the stalling angle more critical than ever. As aviation continues to evolve, so too does our knowledge of the forces that govern flight, allowing us to push the boundaries of what is possible in the skies.

“失速角”这一概念对于理解飞行的空气动力学至关重要。在航空中，失速角指的是飞机机翼在此角度下将无法产生足够的升力来支撑飞机的重量，从而导致失速。当机翼上的气流变得湍流并从机翼表面分离时，就会发生这种现象，从而导致升力显著下降。理解失速角对于飞行员确保安全飞行操作和防止事故至关重要。要掌握失速角的重要性，我们首先必须探讨升力生成的原理。升力是在空气流过机翼的上方和下方时产生的，形成压力差。机翼的形状，被称为气动外形，旨在优化这种升力。随着攻角的增加，升力通常会增加，直到达到临界点——失速角。超过这个角度后，机翼不会继续增加升力，而是开始失去效能。每架飞机都有一个特定的失速角，这个角度因其设计、重量和配置而异。例如，一架商用客机的失速角可能在15度左右，而一架小型通用航空飞机的失速角可能接近12度。飞行员接受培训以识别他们飞机的失速角，并保持安全操作限制，以避免达到这一临界点。识别即将失速的迹象对于飞行员来说至关重要。常见的指示包括空速下降、飞机控制响应变化，以及无意的偏航或滚转。当接近失速角时，飞行员必须采取纠正措施，例如降低攻角或增加推力，以恢复升力并稳定飞机。如果不这样做，可能会导致危险情况，因为失速可能导致失去控制。除了飞行员培训，现代飞机还配备了帮助管理与失速角相关风险的技术。失速警告系统、攻角指示器和自动飞行控制系统为飞行员提供关键信息，使他们能够在飞行过程中做出明智的决策。这些进步显著提高了航空安全，减少了与失速相关的事故数量。总之，失速角是每位飞行员必须理解的飞行动态的基本方面。它代表了飞机无法维持升力的阈值，可能导致失速和失去控制。通过识别即将失速的迹象并采用适当的技术来管理飞机的攻角，飞行员可以确保更安全的飞行。持续的教育和技术进步进一步增强了我们安全操作飞机的能力，使对失速角的理解比以往任何时候都更加重要。随着航空业的不断发展，我们对支配飞行的力量的认识也在不断进步，使我们能够在天空中突破可能的界限。