structural dynamic modification

简明释义

结构动力学修正

英英释义

例句

1.The researchers applied structural dynamic modification techniques to optimize the vibration characteristics of the bridge.

研究人员应用了结构动态修改技术，以优化桥梁的振动特性。

2.The team conducted a study on structural dynamic modification to enhance the building's resilience against earthquakes.

团队对结构动态修改进行了研究，以增强建筑物抵御地震的能力。

3.In aerospace engineering, structural dynamic modification is crucial for improving aircraft performance.

在航空航天工程中，结构动态修改对提高飞机性能至关重要。

4.The software allows engineers to simulate structural dynamic modification in real-time.

该软件允许工程师实时模拟结构动态修改。

5.Using structural dynamic modification, we can reduce noise levels in urban environments.

通过使用结构动态修改，我们可以降低城市环境中的噪音水平。

作文

In the field of engineering and architecture, the concept of structural dynamic modification plays a crucial role in ensuring the safety and longevity of structures. This term refers to the process of altering the dynamic characteristics of a structure to improve its performance under various loading conditions, such as wind, earthquakes, or other environmental factors. The importance of structural dynamic modification cannot be overstated, as it directly impacts the structural integrity and resilience of buildings and infrastructure.One of the primary reasons for implementing structural dynamic modification is to enhance the vibration control of a structure. Buildings and bridges are subjected to dynamic forces that can cause vibrations, which may lead to discomfort for occupants or even structural failure. By utilizing various techniques such as tuned mass dampers, base isolation systems, and active control devices, engineers can effectively modify the dynamic response of a structure. For instance, a tuned mass damper is a device installed in a building to counteract the effects of lateral forces, thereby reducing vibrations and improving overall stability.Moreover, structural dynamic modification is essential in the context of retrofitting existing structures. Many older buildings were designed without modern seismic codes in mind, making them vulnerable to earthquakes. Through structural dynamic modification, engineers can reinforce these structures, ensuring they meet current safety standards. Techniques such as adding shear walls, braces, or carbon fiber reinforcements can significantly improve the dynamic performance of a building, making it safer for occupants.Another aspect to consider is the role of advanced materials in structural dynamic modification. The development of smart materials, which can change their properties in response to external stimuli, has opened new avenues for dynamic modification. For example, shape memory alloys can adapt to different stress levels, providing real-time adjustments to the structural response. This innovation not only enhances safety but also contributes to the sustainability of structures by reducing the need for extensive maintenance and repairs.Furthermore, the integration of computational modeling and simulation techniques has revolutionized the way engineers approach structural dynamic modification. By employing sophisticated software tools, engineers can predict how a structure will behave under various dynamic loads before construction begins. This predictive capability allows for more informed decision-making and optimization of designs, ultimately leading to safer and more efficient structures.In conclusion, structural dynamic modification is an essential aspect of modern engineering practices aimed at enhancing the performance and safety of structures. As we continue to face challenges posed by natural disasters and the demands of urbanization, the need for innovative solutions in structural dynamic modification will only grow. By embracing new technologies and methodologies, engineers can ensure that our built environment remains resilient and capable of withstanding the dynamic forces of nature. Therefore, understanding and mastering the principles of structural dynamic modification is vital for the future of civil engineering and architecture, paving the way for safer and more sustainable structures.

在工程和建筑领域，结构动态修改的概念在确保结构的安全性和耐久性方面发挥着至关重要的作用。这个术语指的是改变结构的动态特性以改善其在各种荷载条件下（如风、地震或其他环境因素）性能的过程。结构动态修改的重要性不容小觑，因为它直接影响建筑和基础设施的结构完整性和韧性。实施结构动态修改的主要原因之一是增强结构的振动控制。建筑物和桥梁会受到动态力的影响，这可能导致振动，从而给居住者带来不适甚至导致结构失效。通过利用调谐质量阻尼器、基础隔离系统和主动控制装置等各种技术，工程师可以有效地修改结构的动态响应。例如，调谐质量阻尼器是一种安装在建筑物中的设备，用于抵消横向力的影响，从而减少振动并改善整体稳定性。此外，结构动态修改在现有结构的加固背景下也至关重要。许多旧建筑在设计时并未考虑现代抗震规范，使其在地震中容易受到损坏。通过结构动态修改，工程师可以加固这些结构，确保其符合当前的安全标准。添加剪力墙、支撑或碳纤维增强材料等技术可以显著改善建筑的动态性能，使其对居住者更安全。另一个需要考虑的方面是先进材料在结构动态修改中的作用。智能材料的发展使其能够响应外部刺激而改变其特性，为动态修改开辟了新的途径。例如，形状记忆合金可以根据不同的应力水平进行调整，提供实时的结构响应调整。这一创新不仅增强了安全性，还有助于结构的可持续性，减少了对广泛维护和修理的需求。此外，计算建模和仿真技术的整合彻底改变了工程师处理结构动态修改的方式。通过使用复杂的软件工具，工程师可以在施工开始之前预测结构在各种动态荷载下的表现。这种预测能力使得决策更加明智，并优化设计，最终导致更安全、更高效的结构。总之，结构动态修改是现代工程实践的重要组成部分，旨在提高结构的性能和安全性。随着我们继续面临自然灾害和城市化带来的挑战，对结构动态修改的创新解决方案的需求只会增加。通过采用新技术和方法，工程师可以确保我们的建筑环境保持韧性，能够承受自然的动态力量。因此，理解和掌握结构动态修改的原则对于土木工程和建筑的未来至关重要，为更安全和可持续的结构铺平道路。