inlet turbulence noise

简明释义

进口湍流噪声

英英释义

例句

1.To reduce the inlet turbulence noise 进气口湍流噪声, they implemented a series of sound-dampening materials in the engine.

为了减少进气口湍流噪声，他们在发动机中实施了一系列隔音材料。

2.The research focused on how inlet turbulence noise 进气口湍流噪声 affects passenger comfort during flights.

研究集中在进气口湍流噪声如何影响航班期间乘客舒适度。

3.They found that the inlet turbulence noise 进气口湍流噪声 increased significantly at higher speeds.

他们发现，在更高速度下，进气口湍流噪声显著增加。

4.The engineers conducted tests to measure the inlet turbulence noise 进气口湍流噪声 produced by the new aircraft design.

工程师们进行了测试，以测量新型飞机设计产生的进气口湍流噪声。

5.The team developed a simulation model to predict inlet turbulence noise 进气口湍流噪声 under various conditions.

团队开发了一个模拟模型，以预测各种条件下的进气口湍流噪声。

作文

In the realm of aerodynamics and acoustics, engineers and scientists are constantly seeking to understand and mitigate various types of noise generated by aircraft and other vehicles. One significant contributor to this noise is what is known as inlet turbulence noise. This term refers to the sound produced by turbulent airflow entering an engine's inlet, which can significantly impact the overall noise levels emitted by aircraft during takeoff and landing phases. Understanding inlet turbulence noise is crucial for developing quieter and more efficient aircraft designs.The phenomenon of inlet turbulence noise arises when the smooth airflow around an aircraft is disrupted by various factors, including atmospheric conditions, the shape of the aircraft, and the design of the engine itself. As air enters the engine's inlet, any irregularities or disturbances in the flow can create turbulence, leading to the generation of sound waves. These sound waves can vary in frequency and intensity, contributing to the overall noise signature of the aircraft.One of the primary challenges in addressing inlet turbulence noise is the complexity of the airflow dynamics involved. Engineers must consider a multitude of variables, such as the speed of the aircraft, the angle of attack, and the environmental conditions at the time of flight. By utilizing advanced computational fluid dynamics (CFD) simulations, researchers can model the behavior of airflow around the engine in various scenarios, helping to identify potential sources of turbulence and noise.Moreover, the impact of inlet turbulence noise extends beyond just the immediate vicinity of the aircraft. Communities surrounding airports often raise concerns about noise pollution, which can affect their quality of life. As a result, regulatory bodies have imposed strict noise abatement measures, prompting manufacturers to prioritize the reduction of inlet turbulence noise in their designs. This has led to innovative engineering solutions, such as the development of quieter engine designs and improved inlet geometries that minimize turbulence.In addition to engineering advancements, understanding inlet turbulence noise also requires interdisciplinary collaboration. Acoustic engineers work alongside aerodynamics specialists to analyze sound propagation and develop effective noise reduction strategies. This collaborative approach has resulted in significant progress in reducing the acoustic footprint of modern aircraft, making air travel more sustainable and acceptable to communities.Furthermore, ongoing research into inlet turbulence noise continues to evolve, with studies focusing on novel materials and technologies that can absorb sound or alter airflow characteristics. For instance, the use of sound-absorbing materials within the engine inlet can help mitigate the noise generated by turbulence. Additionally, active noise control systems, which use sensors and speakers to counteract unwanted sounds, are being explored as potential solutions.In conclusion, inlet turbulence noise represents a critical area of study within the fields of aerodynamics and acoustics. As the aviation industry strives for greater efficiency and reduced environmental impact, understanding and mitigating this type of noise will play a vital role in shaping the future of air travel. By leveraging advanced technologies and fostering interdisciplinary collaboration, engineers and researchers can work towards quieter skies and a more harmonious coexistence between aviation and the communities it serves.

在空气动力学和声学领域，工程师和科学家们不断寻求理解和减轻各种由飞机和其他车辆产生的噪音。其中一个重要的噪声来源被称为进气口湍流噪声。这个术语指的是涡流气流进入发动机进气口时产生的声音，这对飞机在起飞和着陆阶段发出的整体噪声水平有显著影响。理解进气口湍流噪声对于开发更安静和更高效的飞机设计至关重要。进气口湍流噪声现象的产生是由于飞机周围的平滑气流受到多种因素的干扰，包括大气条件、飞机的形状以及发动机本身的设计。当空气进入发动机的进气口时，流动中的任何不规则或干扰都可能导致湍流，从而产生声波。这些声波的频率和强度可能会有所不同，进而影响飞机的整体噪声特征。解决进气口湍流噪声的主要挑战之一是涉及的气流动态的复杂性。工程师必须考虑多种变量，例如飞机的速度、攻角以及飞行时的环境条件。通过利用先进的计算流体动力学（CFD）模拟，研究人员可以在各种场景中对气流在发动机周围的行为进行建模，帮助识别潜在的湍流和噪声源。此外，进气口湍流噪声的影响不仅限于飞机周围的直接区域。机场周边的社区常常对噪声污染表示担忧，这可能影响他们的生活质量。因此，监管机构已实施严格的噪声减排措施，促使制造商优先考虑在设计中减少进气口湍流噪声。这导致了创新的工程解决方案，例如开发更安静的发动机设计和改进的进气口几何形状，以最小化湍流。除了工程进步，理解进气口湍流噪声还需要跨学科的合作。声学工程师与空气动力学专家协同工作，分析声音传播并开发有效的噪声减少策略。这种协作方法在减少现代飞机的声学足迹方面取得了显著进展，使航空旅行更加可持续，并为社区所接受。此外，对进气口湍流噪声的持续研究仍在不断发展，研究重点放在新材料和技术上，这些材料和技术可以吸收声音或改变气流特性。例如，在发动机进气口内使用吸声材料可以帮助减轻湍流产生的噪声。此外，正在探索主动噪声控制系统，这些系统利用传感器和扬声器来抵消不必要的声音，作为潜在的解决方案。总之，进气口湍流噪声代表了空气动力学和声学领域的重要研究领域。随着航空工业努力实现更高的效率和减少环境影响，理解和减轻这种噪声类型将在塑造未来航空旅行中发挥至关重要的作用。通过利用先进技术和促进跨学科合作，工程师和研究人员可以朝着更安静的天空和航空与其服务的社区之间更和谐的共存努力。