dynamic vibration absorber

简明释义

动态减震器

英英释义

例句

1.The use of a dynamic vibration absorber 动态振动吸收器 can prolong the lifespan of sensitive equipment.

使用动态振动吸收器 dynamic vibration absorber可以延长敏感设备的使用寿命。

2.Researchers are studying the effectiveness of a dynamic vibration absorber 动态振动吸收器 for wind turbine applications.

研究人员正在研究动态振动吸收器 dynamic vibration absorber在风力发电机应用中的有效性。

3.The dynamic vibration absorber 动态振动吸收器 was installed in the bridge to minimize structural vibrations.

为了最小化结构振动，动态振动吸收器 dynamic vibration absorber被安装在桥梁上。

4.The engineer designed a new dynamic vibration absorber 动态振动吸收器 to reduce the noise in the machinery.

工程师设计了一种新的动态振动吸收器 dynamic vibration absorber来减少机械噪音。

5.In automotive engineering, a dynamic vibration absorber 动态振动吸收器 can significantly enhance ride comfort.

在汽车工程中，动态振动吸收器 dynamic vibration absorber可以显著提升乘坐舒适性。

作文

In the realm of engineering and physics, the concept of vibration is a critical aspect that affects various structures and systems. One innovative solution to mitigate the adverse effects of vibrations is the use of a dynamic vibration absorber. A dynamic vibration absorber is a device designed to reduce unwanted vibrations in mechanical systems by employing a secondary mass-spring-damper system that is tuned to the frequency of the primary system's vibrations. This technology is particularly beneficial in applications such as buildings, bridges, and vehicles, where excessive vibrations can lead to structural damage or discomfort for occupants.The principle behind a dynamic vibration absorber is relatively straightforward. When a primary system experiences vibrations, the dynamic vibration absorber acts as a countermeasure by introducing a secondary oscillation that opposes the primary vibrations. By carefully tuning the mass and stiffness of the absorber, engineers can ensure that it resonates at the same frequency as the unwanted vibrations, effectively canceling them out through destructive interference.One of the most significant advantages of using a dynamic vibration absorber is its ability to enhance the longevity and safety of structures. For instance, in tall buildings subjected to wind forces or seismic activities, the implementation of a dynamic vibration absorber can significantly reduce sway, providing a safer environment for occupants and minimizing the risk of structural failure. Similarly, in automotive engineering, dynamic vibration absorbers are used to improve ride comfort by reducing the impact of road irregularities on passengers.Moreover, the design of a dynamic vibration absorber can be tailored to suit specific applications. Engineers can modify parameters such as mass, damping ratio, and resonant frequency to optimize performance for different scenarios. This adaptability makes dynamic vibration absorbers a versatile tool in the field of vibration control.However, it is essential to note that the effectiveness of a dynamic vibration absorber is contingent upon accurate tuning. If the absorber is not correctly tuned to the frequency of the primary system's vibrations, it may not provide the desired level of vibration reduction and could even exacerbate the problem. Therefore, extensive analysis and testing are crucial during the design phase to ensure optimal performance.In conclusion, the dynamic vibration absorber represents a sophisticated solution to the challenges posed by vibrations in various engineering applications. By harnessing the principles of resonance and destructive interference, this device not only enhances the performance and safety of structures but also contributes to the overall comfort of users. As technology advances, the development of more efficient and effective dynamic vibration absorbers will likely play a pivotal role in the future of engineering, paving the way for safer and more resilient designs.

在工程和物理学领域，振动的概念是影响各种结构和系统的关键方面。减轻振动不良影响的一种创新解决方案是使用动态振动吸收器。动态振动吸收器是一种旨在通过采用与主系统振动频率相调谐的二次质量-弹簧-阻尼器系统来减少机械系统中不必要振动的装置。这项技术在建筑、桥梁和车辆等应用中尤其有益，因为过度振动可能导致结构损坏或给居住者带来不适。动态振动吸收器背后的原理相对简单。当主系统经历振动时，动态振动吸收器通过引入与主振动相对的二次振动作为对策。通过仔细调整吸收器的质量和刚度，工程师可以确保其在与不希望的振动相同的频率下共振，从而通过破坏性干涉有效地抵消它们。使用动态振动吸收器的一个重要优势是能够提高结构的耐久性和安全性。例如，在高层建筑受到风力或地震活动影响时，实施动态振动吸收器可以显著减少摇摆，为居住者提供更安全的环境，并最小化结构失效的风险。同样，在汽车工程中，动态振动吸收器用于通过减少路面不规则性对乘客的影响来改善乘坐舒适性。此外，动态振动吸收器的设计可以根据特定应用进行定制。工程师可以修改质量、阻尼比和共振频率等参数，以优化不同场景的性能。这种适应性使得动态振动吸收器成为振动控制领域中的一种多功能工具。然而，必须注意的是，动态振动吸收器的有效性依赖于准确的调谐。如果吸收器没有正确调谐到主系统振动的频率，它可能无法提供所需的振动减少水平，甚至可能加剧问题。因此，在设计阶段进行广泛的分析和测试对于确保最佳性能至关重要。总之，动态振动吸收器代表了应对各种工程应用中振动挑战的复杂解决方案。通过利用共振和破坏性干涉的原理，该装置不仅增强了结构的性能和安全性，还为用户的整体舒适度做出了贡献。随着技术的进步，更高效、更有效的动态振动吸收器的发展很可能在未来的工程中发挥关键作用，为更安全、更具韧性的设计铺平道路。