circumferential stress

简明释义

圆周应力

英英释义

例句

1.Engineers must calculate the circumferential stress 周向应力 when designing pipelines to ensure they can withstand internal pressures.

工程师在设计管道时必须计算周向应力 circumferential stress 以确保它们能够承受内部压力。

2.To prevent failure, it is essential to monitor circumferential stress 周向应力 in rotating machinery.

为了防止故障，监测旋转机械中的周向应力 circumferential stress 是至关重要的。

3.During the testing phase, we observed that the circumferential stress 周向应力 exceeded the material's yield strength.

在测试阶段，我们观察到周向应力 circumferential stress 超过了材料的屈服强度。

4.The failure of the tank was attributed to excessive circumferential stress 周向应力 caused by thermal expansion.

水箱的失效归因于由于热膨胀引起的过度周向应力 circumferential stress 。

5.In a pressure vessel, the circumferential stress 周向应力 is critical for determining the maximum allowable operating pressure.

在压力容器中，周向应力 circumferential stress 对于确定最大允许操作压力至关重要。

作文

In the field of engineering, understanding various types of stress is crucial for designing safe and effective structures. One important type of stress that engineers must consider is circumferential stress, which is particularly relevant in the analysis of cylindrical structures such as pipes, tanks, and pressure vessels. Circumferential stress refers to the stress that acts tangentially along the circumference of a cylindrical object. This type of stress is generated when internal or external pressures are applied to the structure, causing it to expand or contract. When a cylindrical vessel is subjected to internal pressure, the walls of the cylinder experience both axial stress and circumferential stress. The circumferential stress is typically greater than the axial stress due to the nature of how pressure is distributed across the surface of the cylinder. Engineers must calculate this stress accurately to ensure that the material used can withstand the forces without failing. For instance, consider a water tank made of steel. When water is filled inside the tank, it exerts pressure on the walls. The circumferential stress can be calculated using the formula: σθ = (P * r) / t, where σθ is the circumferential stress, P is the internal pressure, r is the radius of the tank, and t is the thickness of the tank wall. By applying this formula, engineers can determine whether the chosen material and wall thickness are sufficient to prevent failure due to excessive circumferential stress. Furthermore, it is important to note that circumferential stress is not only relevant in static conditions but also plays a significant role in dynamic situations. For example, in pipelines that transport fluids under high pressure, fluctuations in pressure can lead to varying levels of circumferential stress. Engineers must take these variations into account when designing pipelines to prevent failures, leaks, or ruptures. The implications of neglecting circumferential stress can be severe. Structural failures in tanks and pipelines can lead to catastrophic accidents, including spills, explosions, and environmental damage. Therefore, rigorous testing and analysis are essential to ensure that all potential stresses, including circumferential stress, are adequately addressed during the design phase. In conclusion, circumferential stress is a critical concept in engineering that pertains to the forces acting on cylindrical structures. Understanding how to calculate and mitigate this type of stress is vital for ensuring the safety and reliability of various engineering applications. As technology advances and new materials are developed, the methods for analyzing circumferential stress will continue to evolve, allowing engineers to create even safer structures. Thus, a thorough grasp of circumferential stress is indispensable for anyone involved in the fields of civil, mechanical, or structural engineering.

在工程领域，理解各种类型的应力对于设计安全有效的结构至关重要。一种重要的应力类型是环向应力，这在分析圆柱形结构（如管道、储罐和压力容器）时尤为相关。环向应力是指沿圆柱物体的周长方向作用的应力。当施加内外压力时，这种应力会产生，导致结构膨胀或收缩。当一个圆柱形容器受到内压时，圆柱的壁会经历轴向应力和环向应力。由于压力在圆柱表面分布的性质，通常环向应力大于轴向应力。工程师必须准确计算这种应力，以确保所用材料能够承受这些力而不发生故障。例如，考虑一个由钢制成的水箱。当水装满水箱时，它对墙壁施加压力。可以使用公式：σθ = (P * r) / t 来计算环向应力，其中σθ是环向应力，P是内压，r是水箱的半径，t是水箱壁的厚度。通过应用这个公式，工程师可以确定所选材料和壁厚是否足以防止因过大的环向应力而导致的故障。此外，值得注意的是，环向应力不仅在静态条件下相关，在动态情况下也起着重要作用。例如，在高压输送流体的管道中，压力波动会导致环向应力的变化。工程师必须考虑这些变化，以防止管道故障、泄漏或破裂。忽视环向应力的影响可能是严重的。储罐和管道的结构失效可能导致灾难性事故，包括泄漏、爆炸和环境损害。因此，在设计阶段，进行严格的测试和分析对于确保所有潜在应力（包括环向应力）得到充分解决至关重要。总之，环向应力是工程中的一个关键概念，涉及作用于圆柱形结构的力。理解如何计算和减轻这种应力对于确保各种工程应用的安全性和可靠性至关重要。随着技术的进步和新材料的发展，分析环向应力的方法将继续演变，使工程师能够创建更安全的结构。因此，深入掌握环向应力对于任何参与土木、机械或结构工程的人来说都是不可或缺的。