moving load

简明释义

动载荷

英英释义

例句

1.The simulation showed how a moving load 动态载荷 affects the stability of the building.

模拟显示了动态载荷如何影响建筑物的稳定性。

2.The bridge was designed to withstand a heavy moving load 动态载荷 from trucks and trains.

这座桥梁的设计能够承受来自卡车和火车的重型动态载荷。

3.Construction workers need to account for moving loads 动态载荷 when placing scaffolding.

施工工人在搭建脚手架时需要考虑动态载荷。

4.During the test, the structure was subjected to various moving loads 动态载荷 to evaluate its performance.

在测试过程中，结构遭受了各种动态载荷以评估其性能。

5.Engineers must calculate the effects of a moving load 动态载荷 when designing roadways.

工程师在设计道路时必须计算动态载荷的影响。

作文

In civil engineering, the concept of a moving load plays a crucial role in the design and analysis of structures such as bridges and buildings. A moving load refers to a load that changes position over time, typically due to vehicles or pedestrians moving across a structure. Understanding how these loads affect the integrity and stability of a structure is essential for engineers to ensure safety and durability.When designing a bridge, for example, engineers must consider the maximum possible moving load that the bridge will experience during its lifetime. This includes not only the weight of vehicles but also factors like wind, temperature changes, and seismic activity. The dynamic nature of a moving load can lead to varying forces acting on different parts of the structure at any given time, which makes it imperative to conduct thorough analyses.To accurately assess the impact of a moving load, engineers often use simulation models that replicate real-world conditions. These models help predict how the structure will behave under various scenarios. For instance, when a heavy truck drives over a bridge, the moving load causes vibrations and stresses that need to be accounted for in the design process. Engineers must ensure that the materials used can withstand these forces without failing.Another important aspect of moving loads is their effect on structural fatigue. Repeated loading and unloading can lead to wear and tear on materials, potentially resulting in cracks or other forms of damage over time. Therefore, engineers must not only consider the immediate effects of a moving load but also its long-term implications on the structure's lifespan.In addition to bridges, the concept of moving loads is also relevant in the construction of tall buildings. As people move within a building, the loads they exert can create dynamic forces that influence the building's stability. For this reason, architects and engineers must incorporate features such as dampers and flexible materials to mitigate the effects of moving loads.The study of moving loads is not limited to just engineering; it also extends to fields such as transportation and urban planning. Understanding how traffic flows and the distribution of moving loads can help city planners design more efficient roadways and public transport systems. By analyzing patterns of moving loads, planners can identify potential bottlenecks and optimize infrastructure to accommodate growth.In conclusion, the significance of moving loads in engineering and construction cannot be overstated. They are a fundamental consideration in the design of safe and durable structures. As technology advances, engineers continue to develop more sophisticated methods for analyzing and accommodating moving loads, ensuring that our infrastructure remains resilient in the face of changing demands. The ongoing study of moving loads not only enhances our understanding of structural behavior but also contributes to the overall safety and functionality of the built environment.

在土木工程中，移动荷载的概念在桥梁和建筑物的设计与分析中发挥着至关重要的作用。移动荷载是指随时间变化的位置的荷载，通常由于车辆或行人穿过结构而产生。了解这些荷载如何影响结构的完整性和稳定性对于工程师确保安全和耐用性至关重要。例如，在设计桥梁时，工程师必须考虑在其使用寿命内桥梁将经历的最大可能的移动荷载。这不仅包括车辆的重量，还包括风、温度变化和地震活动等因素。移动荷载的动态特性可能导致在任何给定时刻对结构的不同部分施加不同的力，因此进行彻底的分析是至关重要的。为了准确评估移动荷载的影响，工程师通常使用模拟模型来复制现实条件。这些模型有助于预测结构在各种情况下的表现。例如，当一辆重型卡车驶过桥梁时，移动荷载会引起振动和应力，这需要在设计过程中加以考虑。工程师必须确保所用材料能够承受这些力而不失效。移动荷载的另一个重要方面是它们对结构疲劳的影响。重复的加载和卸载可能导致材料的磨损，最终可能导致裂缝或其他形式的损坏。因此，工程师不仅必须考虑移动荷载的即时影响，还必须考虑其对结构使用寿命的长期影响。除了桥梁，移动荷载的概念在高层建筑的建造中也很相关。当人们在建筑物内移动时，他们施加的荷载会产生动态力，影响建筑物的稳定性。因此，建筑师和工程师必须采用诸如阻尼器和柔性材料等特征，以减轻移动荷载的影响。移动荷载的研究不仅限于工程领域；它还扩展到交通和城市规划等领域。了解交通流动和移动荷载的分布可以帮助城市规划者设计更高效的道路和公共交通系统。通过分析移动荷载的模式，规划者可以识别潜在的瓶颈，并优化基础设施以适应增长。总之，移动荷载在工程和建筑中的重要性不容小觑。它们是设计安全和耐用结构的基本考虑因素。随着技术的进步，工程师继续开发更复杂的方法来分析和适应移动荷载，确保我们的基础设施在面对不断变化的需求时保持韧性。对移动荷载的持续研究不仅增强了我们对结构行为的理解，还有助于改善建成环境的整体安全性和功能性。