buckling stress

简明释义

弯曲应力

英英释义

例句

1.The engineer calculated the buckling stress 屈曲应力 of the column to ensure it would withstand the load.

工程师计算了柱子的buckling stress 屈曲应力以确保它能够承受负载。

2.Design codes specify safety factors related to buckling stress 屈曲应力 for various materials.

设计规范为各种材料规定了与buckling stress 屈曲应力相关的安全系数。

3.The maximum buckling stress 屈曲应力 of the beam was determined using finite element analysis.

通过有限元分析确定了梁的最大buckling stress 屈曲应力。

4.In structural design, understanding buckling stress 屈曲应力 is crucial for stability.

在结构设计中，理解buckling stress 屈曲应力对于稳定性至关重要。

5.If the load exceeds the buckling stress 屈曲应力, the structure may fail unexpectedly.

如果负载超过buckling stress 屈曲应力，结构可能会意外失效。

作文

Buckling is a critical phenomenon that occurs in structural engineering, particularly in slender columns and beams. When these structures are subjected to compressive forces, they can fail not through material yielding but rather by bending or deforming laterally. This failure mode is known as buckling, and it is essential to understand the concept of buckling stress (屈曲应力) to ensure the integrity and safety of engineering designs. The buckling stress (屈曲应力) is the specific stress level at which a structural member becomes unstable under compression. It is influenced by various factors, including the material properties, the geometry of the member, and the boundary conditions. For instance, a long, slender column will have a lower buckling stress (屈曲应力) compared to a short, stocky column made of the same material. This is because slender columns are more prone to lateral deformation when subjected to axial loads. To calculate the buckling stress (屈曲应力), engineers often use Euler's formula, which provides a theoretical approach to determining the critical load at which buckling occurs. The formula takes into account the length of the column, its moment of inertia, and the type of support at both ends. Understanding this relationship helps engineers design structures that can withstand expected loads without reaching the critical buckling stress (屈曲应力). In practical applications, it is crucial to consider factors such as imperfections in the material, eccentric loading, and the effects of temperature changes, all of which can influence the actual buckling stress (屈曲应力) experienced by a structure. Engineers often incorporate safety factors into their designs to account for these uncertainties. By doing so, they ensure that the structures remain safe and functional even under unexpected conditions. Another important aspect of buckling stress (屈曲应力) is its role in the design of various structural components, including bridges, buildings, and towers. For example, in the design of a skyscraper, engineers must consider the potential for buckling stress (屈曲应力) in the vertical columns that support the weight of the entire structure. Failure to adequately address this issue could lead to catastrophic failures, resulting in loss of life and property. In conclusion, understanding buckling stress (屈曲应力) is essential for engineers and architects alike. It plays a vital role in ensuring the stability and safety of various structures. By considering the factors that influence buckling stress (屈曲应力) during the design phase, engineers can create resilient structures capable of withstanding the forces they encounter throughout their lifespan. As technology and materials continue to evolve, the principles surrounding buckling stress (屈曲应力) will remain fundamental to the field of structural engineering.

屈曲是结构工程中一个关键的现象，特别是在细长的柱子和梁中。当这些结构受到压缩力时，它们可能不会通过材料屈服而失败，而是通过横向弯曲或变形而失效。这种失效模式被称为屈曲，理解buckling stress（屈曲应力）的概念对于确保工程设计的完整性和安全性至关重要。buckling stress（屈曲应力）是指在压缩作用下，结构构件变得不稳定的特定应力水平。它受多种因素的影响，包括材料属性、构件几何形状和边界条件。例如，长且细的柱子的buckling stress（屈曲应力）会低于相同材料制成的短而粗壮的柱子。这是因为细长柱子在轴向载荷作用下更容易发生横向变形。为了计算buckling stress（屈曲应力），工程师通常使用欧拉公式，该公式提供了一种理论方法来确定屈曲发生时的临界载荷。该公式考虑了柱子的长度、其惯性矩以及两端的支撑类型。理解这种关系有助于工程师设计能够承受预期载荷而不达到临界buckling stress（屈曲应力）的结构。在实际应用中，考虑材料缺陷、偏心载荷和温度变化等因素至关重要，这些因素都可能影响结构实际经历的buckling stress（屈曲应力）。工程师通常在设计中加入安全系数，以应对这些不确定性。通过这样做，他们确保结构在意外情况下仍然安全和功能正常。buckling stress（屈曲应力）的另一个重要方面是其在各种结构组件设计中的作用，包括桥梁、建筑物和塔楼。例如，在摩天大楼的设计中，工程师必须考虑支撑整个结构重量的垂直柱子可能出现的buckling stress（屈曲应力）。未能充分解决这个问题可能导致灾难性的失败，造成生命和财产的损失。总之，理解buckling stress（屈曲应力）对工程师和建筑师来说至关重要。它在确保各种结构的稳定性和安全性方面发挥着重要作用。通过考虑在设计阶段影响buckling stress（屈曲应力）的因素，工程师可以创建能够承受其整个生命周期内遇到的力量的坚固结构。随着技术和材料的不断发展，围绕buckling stress（屈曲应力）的原则将继续是结构工程领域的基础。