beam deflection

简明释义

射束偏转

英英释义

例句

1.To meet safety standards, the beam deflection must not exceed the specified limits.

为了符合安全标准，梁的挠度不得超过规定的限制。

2.The architect designed the roof with minimal beam deflection to enhance durability.

建筑师设计屋顶时尽量减少梁的挠度以增强耐久性。

3.During the inspection, we measured the beam deflection to assess the integrity of the structure.

在检查过程中，我们测量了梁的挠度以评估结构的完整性。

4.The engineers calculated the beam deflection to ensure the bridge could support heavy vehicles without collapsing.

工程师计算了梁的挠度以确保桥梁能够承受重型车辆而不坍塌。

5.Excessive beam deflection can lead to structural failure in buildings.

过度的梁的挠度可能导致建筑物的结构失效。

作文

In the field of structural engineering, understanding the concept of beam deflection is crucial for ensuring the safety and stability of structures. Beam deflection (梁的挠度) refers to the displacement of a beam under load, which is a common occurrence in various constructions such as bridges, buildings, and other infrastructures. When a load is applied to a beam, it bends or deforms, and this deformation is what we call beam deflection. Engineers must calculate this deflection to ensure that it remains within acceptable limits to avoid structural failure.The importance of calculating beam deflection cannot be overstated. Excessive deflection can lead to a range of problems, including cracking of walls, misalignment of doors and windows, and even catastrophic structural failure. For example, in bridges, if the beam deflection exceeds certain limits, it could compromise the entire structure, posing a significant risk to public safety. Therefore, engineers use various formulas and methods to predict how much deflection will occur under specific loads.There are several factors that influence beam deflection. The material of the beam, its dimensions, the type of load applied (point load, uniform load, etc.), and the support conditions all play a critical role. For instance, a steel beam will generally have a lower deflection compared to a wooden beam of the same dimensions when subjected to the same load due to the inherent strength and stiffness of steel. Additionally, longer beams tend to experience more deflection than shorter beams when the same load is applied.To illustrate the significance of beam deflection, consider a simple example of a cantilever beam, which is fixed at one end and free at the other. When a load is applied to the free end, the beam will bend downward, and the amount of bending can be calculated using specific equations derived from the principles of mechanics. These calculations help engineers design beams that can adequately support anticipated loads without excessive deflection.Moreover, modern technology has enhanced our ability to measure and analyze beam deflection. With the advent of advanced software and simulation tools, engineers can model structures and predict their behavior under various loading conditions with greater accuracy. This not only saves time but also improves the reliability of the designs, ensuring that structures can withstand the forces they encounter throughout their lifespan.In conclusion, beam deflection is a fundamental concept in structural engineering that plays a vital role in the design and analysis of beams in various constructions. Understanding the factors that affect deflection and employing accurate calculation methods are essential for engineers to create safe and effective structures. As technology continues to advance, the ability to assess and manage beam deflection will only improve, leading to safer and more resilient infrastructure for future generations.

在结构工程领域，理解梁的挠度这一概念对于确保结构的安全性和稳定性至关重要。梁的挠度指的是梁在载荷作用下的位移，这在桥梁、建筑物及其他基础设施等各种建筑中是常见的现象。当载荷施加到梁上时，它会弯曲或变形，而这种变形就是我们所称的梁的挠度。工程师必须计算这种挠度，以确保它保持在可接受的范围内，以避免结构失效。计算梁的挠度的重要性不容小觑。过大的挠度可能导致一系列问题，包括墙体开裂、门窗错位，甚至灾难性的结构失效。例如，在桥梁中，如果梁的挠度超过某些限制，可能会危及整个结构，给公共安全带来重大风险。因此，工程师使用各种公式和方法来预测在特定载荷下将发生多少挠度。影响梁的挠度的因素有很多。梁的材料、尺寸、施加的载荷类型（集中载荷、均匀载荷等）以及支撑条件都发挥着关键作用。例如，在施加相同载荷的情况下，钢梁的挠度通常会低于相同尺寸的木梁，因为钢材的强度和刚度固有地更高。此外，当施加相同载荷时，较长的梁往往会比较短的梁经历更多的挠度。为了说明梁的挠度的重要性，可以考虑一个简单的悬臂梁示例，该梁一端固定，另一端自由。当载荷施加到自由端时，梁会向下弯曲，弯曲的程度可以通过基于力学原理的特定方程进行计算。这些计算帮助工程师设计能够适当地支撑预期载荷而不会产生过大挠度的梁。此外，现代技术增强了我们测量和分析梁的挠度的能力。随着先进软件和仿真工具的出现，工程师可以建模结构，并更准确地预测其在各种载荷条件下的行为。这不仅节省了时间，还提高了设计的可靠性，确保结构能够承受其使用寿命内遇到的力量。总之，梁的挠度是结构工程中的一个基本概念，在各种建筑中梁的设计和分析中发挥着重要作用。理解影响挠度的因素并采用准确的计算方法，对工程师创建安全有效的结构至关重要。随着技术的不断进步，评估和管理梁的挠度的能力只会提高，从而为未来几代人提供更安全、更具韧性的基础设施。