wing profile

简明释义

叶切面

英英释义

例句

1.Adjusting the wing profile can significantly improve fuel efficiency.

调整翼型可以显著提高燃油效率。

2.During the simulation, we analyzed how different wing profiles affect lift and drag.

在模拟过程中，我们分析了不同的翼型如何影响升力和阻力。

3.The engineer presented the new aircraft's wing profile to the design team for feedback.

工程师向设计团队展示了新飞机的翼型以获取反馈。

4.The wing profile was optimized for better high-speed performance.

为了更好的高速性能，翼型经过了优化。

5.The wing profile of a glider is crucial for its performance in the air.

滑翔机的翼型对其在空中的性能至关重要。

作文

The design and performance of an aircraft largely depend on its aerodynamic characteristics, one of which is the wing profile. The term wing profile refers to the shape and contour of the wing when viewed in cross-section. This shape plays a crucial role in determining how air flows over the wing, which directly affects lift, drag, and overall flight efficiency. A well-designed wing profile can significantly enhance an aircraft's performance, making it essential for engineers and designers to carefully consider this aspect during the development process.To understand the importance of the wing profile, we must first look at the basic principles of aerodynamics. When air flows over a wing, it creates differences in pressure above and below the wing surface. A correctly shaped wing profile allows for smooth airflow, minimizing turbulence and maximizing lift. For example, a cambered wing profile, which has a curved upper surface and a flatter lower surface, can generate more lift at lower speeds compared to a flat-wing profile. This feature is particularly beneficial for aircraft that need to operate efficiently during takeoff and landing phases.Different types of aircraft require different wing profiles based on their intended use. For instance, fighter jets often utilize wings with a delta shape, which provides excellent maneuverability and high-speed performance. On the other hand, commercial airliners typically have a more elongated and tapered wing profile to optimize fuel efficiency during long flights. Each design choice reflects the specific operational requirements of the aircraft, showcasing the versatility and importance of the wing profile in aviation.Moreover, advancements in technology have allowed for the exploration of innovative wing profiles. With the introduction of computational fluid dynamics (CFD) and wind tunnel testing, engineers can simulate and analyze airflow over various wing designs before constructing physical prototypes. This capability has led to the development of unconventional wing profiles that further improve performance metrics such as speed, fuel consumption, and noise reduction. For example, some modern aircraft incorporate winglets—small vertical fins at the tips of the wings—that modify the wing profile to reduce drag and enhance efficiency.In conclusion, the wing profile is a fundamental aspect of aircraft design that significantly influences aerodynamic performance. Understanding the relationship between a wing's shape and its aerodynamic properties is vital for engineers and designers striving to create efficient and effective aircraft. As technology continues to evolve, the potential for new and improved wing profiles will undoubtedly lead to advancements in aviation, contributing to safer, faster, and more environmentally friendly air travel. The study of wing profiles not only highlights the complexity of aerodynamics but also underscores the creativity and innovation inherent in the field of aerospace engineering.

飞机的设计和性能在很大程度上取决于其空气动力学特性，其中之一就是翼型。术语翼型指的是从横截面来看机翼的形状和轮廓。这种形状在决定空气如何流过机翼方面起着至关重要的作用，直接影响升力、阻力和整体飞行效率。一个设计良好的翼型可以显著提高飞机的性能，因此工程师和设计师在开发过程中必须仔细考虑这一方面。要理解翼型的重要性，我们首先需要了解空气动力学的基本原理。当空气流过机翼时，会在机翼表面上下产生压力差。一个正确形状的翼型能够实现平稳的气流，最小化湍流并最大化升力。例如，弯曲的翼型，它的上表面是弯曲的，下表面相对平坦，可以在较低速度下产生比平翼型更多的升力。这一特性对于需要在起飞和着陆阶段高效运行的飞机尤为重要。不同类型的飞机根据其预期用途需要不同的翼型。例如，战斗机通常采用三角翼形，这提供了出色的机动性和高速性能。另一方面，商用客机通常具有更长且逐渐变尖的翼型，以优化长途飞行中的燃油效率。每一个设计选择反映了飞机的具体操作要求，展示了翼型在航空中的多样性和重要性。此外，技术的进步使得探索创新的翼型成为可能。随着计算流体动力学（CFD）和风洞测试的引入，工程师可以在构建物理原型之前模拟和分析不同翼型上的气流。这一能力导致了非常规翼型的开发，进一步改善了速度、燃料消耗和噪音减少等性能指标。例如，一些现代飞机在机翼尖部集成了小型垂直鳍片——翼尖小翼——以修改翼型，降低阻力并增强效率。总之，翼型是飞机设计的一个基本方面，对空气动力学性能有重要影响。理解机翼形状与其空气动力学特性之间的关系，对于努力创造高效和有效飞机的工程师和设计师来说至关重要。随着技术的不断发展，新型和改进的翼型的潜力无疑将推动航空领域的进步，为更安全、更快速和更环保的空中旅行做出贡献。对翼型的研究不仅突显了空气动力学的复杂性，也强调了航空航天工程领域固有的创造力和创新。