working allowable stress

简明释义

工作许用应力

英英释义

例句

1.During the inspection, it was found that the material used had a working allowable stress 工作允许应力 lower than required.

在检查过程中发现，使用的材料的工作允许应力 工作允许应力低于要求。

2.The working allowable stress 工作允许应力 for concrete is typically lower than that of steel.

混凝土的工作允许应力 工作允许应力通常低于钢材的。

3.To avoid failure, the applied stress must remain below the working allowable stress 工作允许应力 for the given material.

为了避免失效，施加的应力必须保持在给定材料的工作允许应力 工作允许应力以下。

4.The design of the beam must ensure that the maximum load does not exceed the working allowable stress 工作允许应力 specified in the engineering standards.

梁的设计必须确保最大载荷不超过工程标准中规定的工作允许应力 工作允许应力。

5.Engineers calculated the working allowable stress 工作允许应力 to determine the safety factor for the structure.

工程师计算了工作允许应力 工作允许应力以确定结构的安全系数。

作文

In the field of engineering, particularly in structural and mechanical design, understanding the concept of working allowable stress is crucial for ensuring safety and performance. The term refers to the maximum stress that a material can withstand under normal working conditions without experiencing failure or permanent deformation. This concept is fundamental for engineers when they are designing structures such as bridges, buildings, and machinery, as it helps them determine the appropriate materials and dimensions required for safe operation.The calculation of working allowable stress involves several factors, including the material properties, loading conditions, and safety factors. Different materials have different strengths; for example, steel typically has a much higher allowable stress compared to concrete. Therefore, engineers must consider the specific material being used in their designs. Additionally, different types of loads, such as static, dynamic, or impact loads, can affect the allowable stress. By understanding these variables, engineers can make informed decisions that enhance the safety and reliability of their designs.One important aspect of working allowable stress is the inclusion of safety factors. Safety factors are used to provide a buffer against uncertainties in material properties, loading conditions, and potential flaws in the design process. For instance, if the calculated strength of a material is 100 MPa, an engineer might apply a safety factor of 2, resulting in a working allowable stress of 50 MPa for the design. This means that the structure should not be subjected to stresses exceeding this value during its lifetime, thereby reducing the risk of failure.Moreover, the application of working allowable stress is not limited to just static structures. In dynamic applications, such as machinery and vehicles, understanding the stresses experienced during operation is vital. Engineers must analyze how forces change over time and ensure that the components can handle these variations without exceeding the allowable limits. This is particularly important in industries like aerospace and automotive, where safety is paramount.In summary, the concept of working allowable stress plays a pivotal role in the design and analysis of engineering structures and components. It ensures that materials are used efficiently and safely, taking into account various factors that could affect their performance. By adhering to the principles of working allowable stress, engineers can create designs that not only meet functional requirements but also uphold the highest standards of safety and reliability. As technology advances and new materials are developed, the importance of understanding and applying working allowable stress will continue to grow, making it an essential topic for current and future engineers.

在工程领域，特别是在结构和机械设计中，理解工作允许应力的概念对于确保安全和性能至关重要。这个术语指的是材料在正常工作条件下能够承受的最大应力，而不会发生失效或永久变形。这个概念是工程师在设计桥梁、建筑物和机械等结构时的基础，因为它帮助他们确定所需的适当材料和尺寸，以确保安全运行。工作允许应力的计算涉及多个因素，包括材料特性、载荷条件和安全系数。不同材料具有不同的强度；例如，钢材的允许应力通常远高于混凝土。因此，工程师必须考虑其设计中所使用的特定材料。此外，不同类型的载荷，例如静态载荷、动态载荷或冲击载荷，也会影响允许应力。通过理解这些变量，工程师可以做出明智的决策，从而提高设计的安全性和可靠性。工作允许应力的一个重要方面是安全系数的包含。安全系数用于提供对材料特性、载荷条件和设计过程潜在缺陷的不确定性的缓冲。例如，如果材料的计算强度为100 MPa，工程师可能会应用一个安全系数为2，从而使设计的工作允许应力为50 MPa。这意味着在其生命周期内，该结构不应承受超过这一值的应力，从而降低失效的风险。此外，工作允许应力的应用不仅限于静态结构。在动态应用中，例如机械和车辆，理解在操作过程中经历的应力至关重要。工程师必须分析随时间变化的力，并确保组件能够处理这些变化而不超过允许的极限。这在航空航天和汽车等行业尤为重要，因为安全是至关重要的。总之，工作允许应力的概念在工程结构和组件的设计与分析中发挥着关键作用。它确保材料的有效和安全使用，同时考虑可能影响其性能的各种因素。通过遵循工作允许应力的原则，工程师可以创建不仅满足功能要求，还保持最高安全性和可靠性标准的设计。随着技术的发展和新材料的开发，理解和应用工作允许应力的重要性将继续增长，使其成为当前和未来工程师的一个重要主题。