dynamic stiffness

简明释义

动态刚度

英英释义

例句

1.The dynamic stiffness 动态刚度 of a spring can be affected by its material properties and geometry.

弹簧的动态刚度 dynamic stiffness可以受到其材料特性和几何形状的影响。

2.The engineer measured the dynamic stiffness 动态刚度 of the building to ensure it could withstand seismic forces.

工程师测量了建筑物的动态刚度 dynamic stiffness以确保其能够承受地震力量。

3.The study focused on the dynamic stiffness 动态刚度 of various materials under different loading conditions.

该研究集中于不同载荷条件下各种材料的动态刚度 dynamic stiffness。

4.By increasing the dynamic stiffness 动态刚度, the team improved the overall stability of the structure.

通过增加动态刚度 dynamic stiffness，团队改善了结构的整体稳定性。

5.In automotive design, dynamic stiffness 动态刚度 is crucial for optimizing ride comfort and handling.

在汽车设计中，动态刚度 dynamic stiffness对优化乘坐舒适性和操控性至关重要。

作文

Dynamic stiffness is a crucial concept in the field of engineering, particularly in vibration analysis and structural dynamics. It refers to the measure of a structure's resistance to deformation when subjected to dynamic loads, such as vibrations or oscillations. Understanding dynamic stiffness (动态刚度) is essential for engineers who design structures that must withstand various forces during their lifespan.In practical applications, dynamic stiffness (动态刚度) plays a significant role in ensuring the safety and stability of buildings, bridges, and machinery. For instance, when an earthquake occurs, the ground shakes, and the structures must be able to absorb and dissipate the energy generated by these seismic waves. A structure with high dynamic stiffness (动态刚度) will deform less under such conditions, thereby reducing the risk of failure.Moreover, dynamic stiffness (动态刚度) is not a constant value; it varies with frequency. This frequency dependency is vital for engineers to consider when designing systems that will experience different types of loading conditions over time. For example, in the case of a mechanical system like a car suspension, the dynamic stiffness (动态刚度) needs to be optimized for both comfort and handling. A suspension that is too stiff may result in a harsh ride, while one that is too soft may lead to excessive body roll during cornering.The measurement of dynamic stiffness (动态刚度) can be performed using various methods, including dynamic testing and numerical simulations. Engineers often use modal analysis to determine how structures respond to vibrational forces. By identifying the natural frequencies and mode shapes, they can calculate the dynamic stiffness (动态刚度) of the structure and make necessary adjustments to enhance its performance.Furthermore, the concept of dynamic stiffness (动态刚度) is also applicable in fields beyond civil engineering. In aerospace engineering, for instance, the dynamic stiffness (动态刚度) of aircraft components is critical for ensuring that they can withstand the stresses encountered during flight. Similarly, in robotics, understanding the dynamic stiffness (动态刚度) of robotic joints can lead to improved control and more effective movement.In conclusion, dynamic stiffness (动态刚度) is a fundamental property that significantly impacts the design and performance of various structures and systems. Its importance cannot be overstated, as it affects safety, functionality, and durability. As technology advances, the methods for analyzing and optimizing dynamic stiffness (动态刚度) continue to evolve, providing engineers with better tools to create resilient and efficient designs. Understanding this concept is not just beneficial but essential for anyone involved in the fields of engineering and design.

动态刚度是工程领域，特别是在振动分析和结构动力学中一个至关重要的概念。它指的是结构在受到动态载荷（例如振动或摆动）时抵抗变形的能力。理解动态刚度（dynamic stiffness）对于设计必须在其生命周期内承受各种力量的工程师来说至关重要。在实际应用中，动态刚度（dynamic stiffness）在确保建筑物、桥梁和机械的安全性和稳定性方面发挥着重要作用。例如，当发生地震时，地面会震动，结构必须能够吸收和消散这些地震波产生的能量。具有高动态刚度（dynamic stiffness）的结构在此情况下变形较小，从而降低了失效的风险。此外，动态刚度（dynamic stiffness）并不是一个恒定值；它随频率变化。这种频率依赖性对于工程师在设计将经历不同类型载荷条件的系统时至关重要。例如，在汽车悬挂系统的情况下，动态刚度（dynamic stiffness）需要在舒适性和操控性之间进行优化。悬挂系统如果过于刚性可能导致乘坐不适，而如果过于柔软则可能在转弯时导致车身过度倾斜。动态刚度（dynamic stiffness）的测量可以通过多种方法进行，包括动态测试和数值模拟。工程师通常使用模态分析来确定结构对振动力的响应。通过识别自然频率和模态形状，他们可以计算出结构的动态刚度（dynamic stiffness）并进行必要的调整以增强其性能。此外，动态刚度（dynamic stiffness）的概念也适用于超越土木工程的领域。在航空航天工程中，例如，飞机部件的动态刚度（dynamic stiffness）对于确保它们能够承受飞行过程中遇到的压力至关重要。同样，在机器人技术中，理解机器人关节的动态刚度（dynamic stiffness）可以改善控制和更有效的运动。总之，动态刚度（dynamic stiffness）是一种基本属性，对各种结构和系统的设计与性能有着显著影响。它的重要性不容小觑，因为它影响安全性、功能性和耐用性。随着技术的进步，分析和优化动态刚度（dynamic stiffness）的方法不断发展，为工程师提供了更好的工具，以创建具有韧性和高效的设计。理解这一概念不仅有益，而且对任何参与工程和设计领域的人来说都是必不可少的。