eccentric load

简明释义

偏心负载

英英释义

例句

1.When placing furniture, avoid creating an 偏心载荷 on the floor to prevent damage.

放置家具时，避免在地板上产生偏心载荷以防止损坏。

2.Engineers must calculate the effects of an 偏心载荷 on the structure's stability.

工程师必须计算偏心载荷对结构稳定性的影响。

3.In the case of a wheelbarrow, an 偏心载荷 can make it difficult to balance.

在独轮车的情况下，偏心载荷会使其难以保持平衡。

4.The crane was designed to handle an 偏心载荷 when lifting heavy materials.

这台起重机被设计为在提升重物时处理偏心载荷。

5.The bridge design accounts for potential 偏心载荷 from vehicles passing over it.

桥梁设计考虑了经过车辆可能产生的偏心载荷。

作文

Understanding the concept of eccentric load is crucial in various fields of engineering and construction. An eccentric load refers to a force that is applied at a distance from the center of gravity of an object. This type of loading can lead to bending moments and shear forces that are different from those experienced under a uniform load. In practical terms, when a weight is not evenly distributed, it creates a situation where the object must bear the consequences of this uneven distribution. For instance, consider a simple beam that supports a load at its center. This scenario represents a classic case of a uniformly distributed load. However, if we shift that load to one side of the beam, we introduce an eccentric load. The result is a bending moment that increases as the distance from the center of the beam to the point of application of the load increases. This phenomenon is critical in structural design, as engineers must account for these forces to ensure stability and safety. In construction, understanding eccentric load is essential for the design of bridges, buildings, and other structures. For example, when designing a bridge, engineers must consider not only the weight of vehicles but also how that weight is distributed across the structure. If a truck drives off-center on a bridge, it exerts an eccentric load, which could potentially lead to structural failure if not properly accounted for. Moreover, the concept of eccentric load extends beyond static structures. In mechanical systems, rotating machinery often experiences eccentric loads due to imbalances in rotating parts. This imbalance can cause vibrations, leading to wear and tear on components, and ultimately affecting the longevity and performance of the machinery. Engineers must design mechanisms to either balance these loads or accommodate the resulting forces to prevent catastrophic failures. In civil engineering, the implications of eccentric load are significant when it comes to foundations. For instance, if a building is constructed on a sloped site, the load from the building may not be evenly distributed across the foundation. This uneven loading can lead to differential settlement, where one part of the foundation sinks more than another, potentially causing structural damage over time. Therefore, careful planning and analysis are required to ensure that foundations can withstand eccentric loads. In conclusion, the concept of eccentric load is vital in various engineering disciplines. It highlights the importance of load distribution and the effects of applying forces away from an object's center of gravity. By understanding and accounting for eccentric loads, engineers can design safer and more efficient structures and systems. As technology advances, the methods used to analyze and mitigate the effects of eccentric loads will continue to evolve, ensuring that our built environment remains safe and reliable.

理解偏心载荷的概念在各个工程和建筑领域中至关重要。偏心载荷指的是施加在物体重心距离之外的力。这种类型的载荷可能导致弯矩和剪切力，这与均匀载荷下经历的情况不同。在实际应用中，当一个重量没有均匀分布时，它会造成物体必须承受这种不均匀分布的后果。例如，考虑一根简单的梁，它在中心支撑一个载荷。这种情况代表了均匀分布载荷的经典案例。然而，如果我们将载荷移到梁的一侧，就引入了偏心载荷。结果是，随着从梁的中心到载荷施加点的距离增加，弯矩也随之增加。这种现象在结构设计中至关重要，因为工程师必须考虑这些力，以确保稳定性和安全性。在建筑中，理解偏心载荷对于桥梁、建筑物和其他结构的设计至关重要。例如，在设计桥梁时，工程师不仅必须考虑车辆的重量，还要考虑这些重量如何在结构上分布。如果一辆卡车偏离中心行驶在桥上，它就会施加偏心载荷，如果没有适当考虑，可能会导致结构故障。此外，偏心载荷的概念不仅限于静态结构。在机械系统中，旋转机械由于旋转部件的不平衡而经常会经历偏心载荷。这种不平衡可能导致振动，导致组件的磨损，最终影响机械的使用寿命和性能。工程师必须设计机制来平衡这些载荷或适应由此产生的力，以防止灾难性故障。在土木工程中，偏心载荷的影响在基础方面尤为显著。例如，如果一座建筑建在倾斜的地面上，则建筑的载荷可能不会均匀分布在基础上。这种不均匀载荷可能导致差异沉降，即基础的某一部分下沉比另一部分更多，随着时间的推移可能会造成结构损坏。因此，需要进行仔细的规划和分析，以确保基础能够承受偏心载荷。总之，偏心载荷的概念在各个工程学科中至关重要。它突出了载荷分布的重要性以及施加力远离物体重心的效果。通过理解和考虑偏心载荷，工程师可以设计出更安全、更高效的结构和系统。随着技术的进步，用于分析和减轻偏心载荷影响的方法将继续演变，确保我们建造的环境保持安全和可靠。