stalling region

简明释义

失速区

英英释义

例句

1.In aerodynamic testing, engineers analyze the stalling region 失速区域 to improve aircraft performance.

在空气动力学测试中，工程师分析stalling region 失速区域以提高飞机性能。

2.The simulation showed how the aircraft entered the stalling region 失速区域 during a steep climb.

模拟显示飞机在陡峭爬升时如何进入stalling region 失速区域。

3.During the training session, the instructor emphasized the importance of avoiding the stalling region 失速区域 during landing.

在培训课程中，教练强调在着陆过程中避免进入stalling region 失速区域的重要性。

4.The pilot was trained to recognize the stalling region 失速区域 of the aircraft to avoid dangerous situations.

飞行员经过培训，能够识别飞机的stalling region 失速区域，以避免危险情况。

5.Understanding the stalling region 失速区域 is crucial for safe flight maneuvers.

理解stalling region 失速区域对于安全飞行操作至关重要。

作文

In the study of aerodynamics, the concept of a stalling region is crucial for understanding how aircraft behave under various flight conditions. The stalling region refers to the part of the lift curve where an increase in angle of attack leads to a decrease in lift. This phenomenon occurs when the airflow over the wings becomes turbulent and separates from the wing surface, causing a loss of lift and potentially leading to a stall. Understanding this region is vital for pilots as it can determine the safety and performance of the aircraft during flight maneuvers.When an aircraft is flying at a low speed or climbing steeply, it may inadvertently enter the stalling region. Pilots must be trained to recognize the signs of an impending stall, such as a decrease in altitude or an unusual nose-up attitude. Additionally, many modern aircraft are equipped with stall warning systems that alert pilots when they are approaching the stalling region, allowing them to take corrective action before a stall occurs.The stalling region is not only a concern in commercial aviation but also plays a significant role in military and aerobatic flying. In these contexts, pilots often perform maneuvers that push the limits of the aircraft’s capabilities, which can lead to entering the stalling region. For instance, during high-speed turns or rapid ascents, the pilot must be acutely aware of the aircraft's angle of attack to avoid losing control.Moreover, the design of an aircraft's wings significantly influences its stalling region. Engineers often incorporate features such as leading-edge slats or vortex generators to delay airflow separation and extend the operational range before reaching the stalling region. These modifications enhance the aircraft's performance and safety, especially during critical phases of flight such as takeoff and landing.In addition to practical applications, the stalling region is also a topic of extensive research in fluid dynamics. Scientists study how different shapes and configurations of wings affect the characteristics of the stalling region. By using computational fluid dynamics (CFD) simulations and wind tunnel testing, researchers can gather valuable data that inform better designs and improve overall aircraft efficiency.In conclusion, the stalling region is a fundamental concept in aviation that encompasses both theoretical and practical aspects of flight. It serves as a reminder of the delicate balance between lift and drag and the importance of understanding aerodynamic principles. As technology advances, our ability to predict and manage the stalling region will continue to improve, leading to safer and more efficient air travel for everyone. Pilots, engineers, and researchers alike must remain vigilant in their efforts to understand and mitigate the risks associated with this critical aspect of flight dynamics.

在空气动力学研究中，‘失速区域’的概念对于理解飞机在各种飞行条件下的行为至关重要。‘失速区域’指的是升力曲线的部分，在这一部分中，攻角的增加会导致升力的减少。这一现象发生在翼面的气流变得湍流并从机翼表面分离时，导致升力丧失，并可能导致失速。理解这一区域对飞行员非常重要，因为它可以决定飞机在飞行动作中的安全性和性能。当飞机以低速飞行或陡峭爬升时，可能会无意中进入‘失速区域’。飞行员必须接受培训，以识别即将失速的迹象，例如高度下降或异常的抬头姿态。此外，许多现代飞机配备了失速警告系统，当它们接近‘失速区域’时，会提醒飞行员，使他们能够在失速发生之前采取纠正措施。‘失速区域’不仅在商业航空中是一个关注点，而且在军事和特技飞行中也起着重要作用。在这些情况下，飞行员经常执行超出飞机能力极限的动作，这可能导致进入‘失速区域’。例如，在高速转弯或快速上升期间，飞行员必须高度关注飞机的攻角，以避免失去控制。此外，飞机机翼的设计显著影响其‘失速区域’。工程师通常会采用前缘缝翼或涡流发生器等特征，以延迟气流分离并扩展在达到‘失速区域’之前的操作范围。这些改进增强了飞机的性能和安全性，尤其是在起飞和着陆等关键飞行阶段。除了实际应用，‘失速区域’也是流体动力学广泛研究的主题。科学家们研究不同形状和配置的机翼如何影响‘失速区域’的特性。通过使用计算流体动力学（CFD）模拟和风洞测试，研究人员可以收集有价值的数据，以指导更好的设计并提高整体飞机效率。总之，‘失速区域’是航空中的一个基本概念，涵盖了飞行的理论和实践方面。它提醒我们保持升力与阻力之间的微妙平衡，以及理解空气动力学原理的重要性。随着技术的进步，我们预测和管理‘失速区域’的能力将继续提高，从而为每个人带来更安全、更高效的航空旅行。飞行员、工程师和研究人员都必须在理解和减轻与这一关键飞行动态相关的风险方面保持警惕。