vortexshedding noise

简明释义

洗涡噪声

英英释义

例句

1.To reduce vortex shedding noise 涡街噪声, the team implemented a series of dampers in the design.

为了减少涡街噪声，团队在设计中实施了一系列阻尼器。

2.The study focused on how vortex shedding noise 涡街噪声 affects marine life near offshore structures.

该研究集中于涡街噪声如何影响近海结构附近的海洋生物。

3.The vortex shedding noise 涡街噪声 from the cooling towers was a concern for nearby residents.

冷却塔产生的涡街噪声是附近居民关注的问题。

4.The bridge's design had to account for the potential vortex shedding noise 涡街噪声 caused by wind passing through its structure.

桥梁的设计必须考虑风通过其结构时可能产生的涡街噪声。

5.Engineers measured the vortex shedding noise 涡街噪声 during tests to ensure the building would withstand strong winds.

工程师在测试期间测量了涡街噪声，以确保建筑能够承受强风。

作文

Vortex shedding is a phenomenon that occurs when a fluid flows past a bluff body, creating alternating low-pressure vortices on the downstream side of the object. This process can lead to various effects, one of which is known as vortex shedding noise. 涡街噪声 refers to the sound produced as these vortices detach from the body and travel downstream, causing fluctuations in pressure and resulting in audible noise. Understanding vortex shedding noise is essential in fields such as engineering, architecture, and environmental science, as it can impact the design and functionality of structures and systems exposed to fluid flows.In engineering, vortex shedding noise can pose significant challenges. For instance, in the design of bridges and tall buildings, engineers must consider how wind will interact with these structures. If the frequency of the vortex shedding noise matches the natural frequency of the structure, resonance can occur, potentially leading to catastrophic failures. This has been observed in several notable cases, such as the Tacoma Narrows Bridge collapse in 1940, where the oscillations induced by wind led to the bridge's eventual failure. Therefore, understanding the dynamics of vortex shedding noise is crucial for ensuring the safety and durability of civil engineering projects.Moreover, vortex shedding noise is not limited to large structures; it can also affect smaller systems, such as pipelines and HVAC systems. In these instances, the noise generated can be a nuisance and may even lead to operational inefficiencies. Engineers often implement various strategies to mitigate this noise, including altering the shape of the objects in question or adding dampening features to absorb sound. By addressing vortex shedding noise, engineers can enhance the performance and comfort of their designs.In environmental science, vortex shedding noise can influence aquatic ecosystems. For example, as water flows around obstacles in rivers or lakes, the resulting vortices can affect sediment transport and the distribution of nutrients. Additionally, the noise generated can impact aquatic life, particularly species that rely on sound for communication and navigation. Understanding the implications of vortex shedding noise in these contexts is vital for developing effective conservation strategies and maintaining healthy ecosystems.Furthermore, in the field of aerodynamics, vortex shedding noise plays a critical role in the design of vehicles, aircraft, and other objects that move through air. Engineers study the patterns of vortex shedding to minimize drag and enhance fuel efficiency. The knowledge gained from analyzing vortex shedding noise can lead to innovations in design that improve performance and reduce energy consumption.In conclusion, vortex shedding noise is a multifaceted phenomenon that impacts various fields, from engineering to environmental science. Its understanding is crucial for the design and operation of structures and systems interacting with fluid flows. By addressing the challenges posed by vortex shedding noise, professionals can enhance safety, efficiency, and ecological balance in their respective domains.