deformation vibration

简明释义

形变振动

英英释义

例句

1.The engineer studied the effects of deformation vibration on the structural integrity of the bridge.

工程师研究了变形振动对桥梁结构完整性的影响。

2.In mechanical systems, deformation vibration can lead to unexpected failures if not properly monitored.

在机械系统中，如果不进行适当监测，变形振动可能导致意外故障。

3.Engineers used sensors to measure deformation vibration in the turbine blades during operation.

工程师在涡轮叶片运行期间使用传感器测量变形振动。

4.The research focused on how deformation vibration affects the performance of materials under stress.

研究集中在变形振动如何影响材料在应力下的性能。

5.The team developed a model to predict deformation vibration in aerospace components.

团队开发了一个模型来预测航空航天组件中的变形振动。

作文

In the realm of engineering and materials science, understanding the concept of deformation vibration is crucial for designing structures that can withstand various forces. Deformation vibration refers to the oscillations or vibrations that occur in a material or structure when it is subjected to external forces, leading to a change in its shape or form. This phenomenon is particularly important in fields such as civil engineering, mechanical engineering, and aerospace engineering, where the integrity of materials under stress is paramount.When a structure, such as a bridge or a building, is exposed to dynamic loads—like wind, earthquakes, or even the weight of vehicles—it experiences deformation vibration. The way in which these vibrations propagate through the material can significantly affect its longevity and stability. Engineers must consider the frequency and amplitude of these vibrations to ensure that the materials used can absorb and dissipate energy effectively.One of the key aspects of deformation vibration is its relationship with the natural frequency of a structure. Every material has its own natural frequency, determined by its mass and stiffness. When external forces match this natural frequency, resonance can occur, leading to excessive vibrations that may cause catastrophic failure. For instance, the infamous Tacoma Narrows Bridge collapse in 1940 was a result of resonance caused by wind-induced vibrations. This incident highlights the importance of understanding deformation vibration in engineering design.To mitigate the effects of deformation vibration, engineers often employ various strategies. One common approach is to use dampers, which are devices designed to absorb and dissipate vibrational energy. These can be passive systems, like tuned mass dampers, or active systems that adjust in real-time to changing conditions. Additionally, selecting appropriate materials that can withstand deformation without permanent damage is essential. Advanced materials, such as composites and alloys, are increasingly being used to enhance structural resilience against deformation vibration.Furthermore, modern computational techniques, such as finite element analysis (FEA), allow engineers to simulate the behavior of structures under various loading conditions. By predicting how a structure will respond to deformation vibration, engineers can make informed decisions about design modifications and material choices. This predictive capability is vital for ensuring safety and performance in construction projects.In conclusion, deformation vibration is a fundamental concept in engineering that relates to how materials behave under stress. Understanding this phenomenon is essential for creating safe and durable structures that can endure the challenges posed by the environment. As technology advances, so too does our ability to analyze and mitigate the effects of deformation vibration, ultimately leading to more resilient infrastructure that can better serve society's needs.

在工程和材料科学领域，理解变形振动的概念对于设计能够承受各种力的结构至关重要。变形振动是指当材料或结构受到外力作用时，发生的振荡或振动，导致其形状或形式发生变化。这一现象在土木工程、机械工程和航空航天工程等领域尤为重要，因为材料在应力下的完整性至关重要。当一个结构，比如桥梁或建筑物，暴露于动态载荷（如风、地震或甚至车辆的重量）时，它会经历变形振动。这些振动在材料中传播的方式会显著影响其寿命和稳定性。工程师必须考虑这些振动的频率和幅度，以确保所用材料能够有效地吸收和耗散能量。变形振动的一个关键方面是它与结构的固有频率之间的关系。每种材料都有其固有频率，这由其质量和刚度决定。当外力与这个固有频率相匹配时，可能会发生共振，导致过度振动，从而可能造成灾难性的失败。例如，1940年著名的塔科马海峡大桥坍塌就是由于风引起的振动导致的共振。这一事件突显了在工程设计中理解变形振动的重要性。为了减轻变形振动的影响，工程师通常采用各种策略。一种常见的方法是使用阻尼器，这是一种旨在吸收和耗散振动能量的装置。这些可以是被动系统，如调谐质量阻尼器，或根据实时变化条件调整的主动系统。此外，选择能够承受变形而不产生永久损伤的适当材料至关重要。先进的材料，如复合材料和合金，越来越多地被用于增强结构对变形振动的抵御能力。此外，现代计算技术，如有限元分析（FEA），使工程师能够模拟结构在各种载荷条件下的行为。通过预测结构对变形振动的响应，工程师可以对设计修改和材料选择做出明智的决策。这种预测能力对于确保建筑项目的安全性和性能至关重要。总之，变形振动是工程中的一个基本概念，涉及材料在应力下的行为。理解这一现象对于创建安全耐用的结构至关重要，这些结构能够经受住环境带来的挑战。随着技术的发展，我们分析和减轻变形振动影响的能力也在不断提高，最终导致更加坚韧的基础设施，更好地满足社会的需求。