catenary sag

简明释义

悬链线垂度

英英释义

例句

1.To avoid excessive Catenary Sag, the poles were installed at appropriate heights.

为了避免过度的悬链线下垂，电杆被安装在适当的高度。

2.In designing the bridge, the Catenary Sag was a crucial factor in determining the cable length.

在设计桥梁时，悬链线下垂是决定电缆长度的关键因素。

3.The engineer calculated the Catenary Sag to ensure the cable would not touch the ground.

工程师计算了悬链线下垂以确保电缆不会触碰地面。

4.The Catenary Sag affects the tension in the wire, which is important for stability.

悬链线下垂影响电线的张力，这对稳定性很重要。

5.The team used software to simulate the Catenary Sag under different weather conditions.

团队使用软件模拟不同天气条件下的悬链线下垂。

作文

The concept of catenary sag is essential in understanding the behavior of flexible cables and suspended structures. When a cable is hung between two points, it does not form a straight line; instead, it takes on a curved shape known as a catenary. This phenomenon occurs due to the effects of gravity acting on the cable, causing it to sag in the middle while being taut at the ends. The shape of the curve can be described mathematically by the hyperbolic cosine function, which is fundamental in engineering and physics. Catenary sag refers specifically to the vertical displacement from the highest point of the cable to its lowest point, which is critical for determining the structural integrity and load-bearing capacity of the system.In practical applications, catenary sag plays a significant role in the design of bridges, power lines, and even theatrical rigging. For instance, when engineers design a suspension bridge, they must account for the catenary sag of the main cables that support the bridge deck. If the sag is too great, it could lead to excessive tension and ultimately failure of the structure. Therefore, precise calculations are necessary to ensure safety and performance.Moreover, the concept of catenary sag is not limited to large-scale engineering projects. It is also relevant in everyday situations, such as when hanging a clothesline or a hammock. Understanding how much a rope will sag under weight helps individuals make informed decisions about how to set up these items securely. For example, if a clothesline sags too much, it may drag on the ground, making it ineffective for drying clothes. Similarly, a hammock with too much catenary sag may be uncomfortable or even unsafe for use.In conclusion, catenary sag is a fundamental concept that illustrates the interplay between tension and gravity in suspended systems. Whether in engineering, construction, or everyday life, recognizing the implications of catenary sag allows for better design and safer applications. As we continue to explore the principles of physics and engineering, the understanding of catenary sag will remain a crucial component in creating efficient and effective structures that withstand the test of time.

“链形下垂”这一概念在理解柔性电缆和悬挂结构的行为中是至关重要的。当一根电缆悬挂在两个点之间时，它并不会形成一条直线；相反，它呈现出一种被称为链形的曲线。这种现象是由于重力作用于电缆，导致其在中间下垂，而两端则保持紧绷。该曲线的形状可以用双曲余弦函数来数学描述，这在工程和物理学中是基础性的。“链形下垂”特指从电缆最高点到最低点的垂直位移，这对于确定系统的结构完整性和承载能力至关重要。在实际应用中，“链形下垂”在桥梁、电力线甚至戏剧布景中都发挥着重要作用。例如，当工程师设计悬索桥时，他们必须考虑支撑桥面板的主缆的“链形下垂”。如果下垂过大，可能导致过大的张力，从而最终导致结构的失败。因此，需要进行精确的计算以确保安全和性能。此外，“链形下垂”的概念不仅限于大型工程项目。在日常情况下，当悬挂晾衣绳或吊床时也与之相关。了解绳子在重量作用下会下垂多少，可以帮助个人做出关于如何安全地设置这些物品的明智决定。例如，如果晾衣绳下垂过多，可能会拖到地面，使其无法有效地晾干衣物。同样，具有过多“链形下垂”的吊床可能会不舒服，甚至不安全。总之，“链形下垂”是一个基本概念，说明了悬挂系统中张力与重力之间的相互作用。无论是在工程、建筑还是日常生活中，认识到“链形下垂”的影响都能更好地设计和确保应用的安全。随着我们继续探索物理和工程的原理，对“链形下垂”的理解将始终是创造能够经受时间考验的高效和有效结构的重要组成部分。