statically determinate rigid frame

简明释义

静定刚架

英英释义

例句

1.A statically determinate rigid frame can be analyzed using basic equilibrium equations without the need for complex methods.

静定刚架可以使用基本的平衡方程进行分析，而无需复杂的方法。

2.In a statically determinate rigid frame, all members are connected in such a way that the reactions can be calculated directly.

在一个静定刚架中，所有构件的连接方式使得反应力可以直接计算。

3.Designing a statically determinate rigid frame allows engineers to ensure that the structure remains stable under various loads.

设计一个静定刚架使工程师能够确保结构在各种负载下保持稳定。

4.In structural engineering, a statically determinate rigid frame is often used to simplify calculations for load distribution.

在结构工程中，静定刚架通常用于简化负载分布的计算。

5.The simplicity of a statically determinate rigid frame makes it a preferred choice for small buildings.

静定刚架的简单性使其成为小型建筑的首选。

作文

In the field of structural engineering, understanding the concept of a statically determinate rigid frame is crucial for designing safe and effective structures. A statically determinate rigid frame refers to a type of structural system where the internal forces can be determined solely by applying the equations of static equilibrium. This means that the structure's support reactions and internal member forces can be calculated without needing any additional information about the material properties or deformation characteristics. The significance of a statically determinate rigid frame lies in its simplicity and reliability. Engineers often prefer this type of frame because it provides a clear and straightforward method for analysis. Since the forces within the frame are predictable and easily calculable, it allows for efficient design processes. For instance, when designing bridges or buildings, knowing that the frame is statically determinate ensures that the structure will behave as expected under various loads. One of the key characteristics of a statically determinate rigid frame is that it typically contains enough members and supports to maintain stability while preventing any mechanism formation. This means that the number of unknown forces does not exceed the number of available equations of equilibrium. In contrast, if a frame is statically indeterminate, additional equations are needed to solve for the internal forces, complicating the analysis significantly. Additionally, a statically determinate rigid frame is often preferred in situations where construction costs need to be minimized. Because the analysis is straightforward, it reduces the time engineers spend on calculations, leading to more efficient project timelines. Furthermore, the materials used in such frames can be optimized since the forces are known, allowing for potentially lighter and less expensive construction materials to be utilized without compromising safety. However, there are limitations to using a statically determinate rigid frame. For example, these frames may not perform as well under certain conditions, such as seismic activity or significant wind loads. In such cases, engineers might opt for statically indeterminate frames that can better distribute loads and provide greater flexibility. In conclusion, the concept of a statically determinate rigid frame is fundamental in structural engineering. Its ability to provide a clear and manageable approach to analyzing and designing structures makes it a valuable tool for engineers. By ensuring that the internal forces can be calculated through static equilibrium, designers can create safe, efficient, and cost-effective structures that meet the needs of society. As engineering continues to evolve, the principles behind statically determinate rigid frames will remain essential in guiding the future of structural design.

在结构工程领域，理解“静定刚架”的概念对于设计安全有效的结构至关重要。“静定刚架”是指一种结构系统，其内部力可以仅通过应用静力平衡方程来确定。这意味着结构的支撑反应和内部构件力可以在不需要任何关于材料属性或变形特性的额外信息的情况下进行计算。“静定刚架”的重要性在于其简单性和可靠性。工程师通常更喜欢这种类型的框架，因为它提供了一种清晰而直接的分析方法。由于框架内的力是可预测且易于计算的，因此可以有效地进行设计过程。例如，在设计桥梁或建筑物时，知道框架是静定的可以确保结构在各种荷载下的行为符合预期。“静定刚架”的一个关键特征是，它通常包含足够的构件和支撑以维持稳定，同时防止任何机制的形成。这意味着未知力的数量不超过可用的平衡方程的数量。相比之下，如果一个框架是静不定的，则需要额外的方程来求解内部力，从而显著复杂化分析。此外，“静定刚架”在需要最小化施工成本的情况下通常更受欢迎。由于分析过程简单明了，减少了工程师在计算上花费的时间，从而导致项目时间表更加高效。此外，由于已知力，可以优化使用的材料，允许在不影响安全的情况下使用更轻、更便宜的建筑材料。然而，使用“静定刚架”也存在局限性。例如，这些框架在某些条件下可能表现不佳，例如地震活动或较大的风荷载。在这种情况下，工程师可能会选择静不定框架，以便更好地分配荷载并提供更大的灵活性。总之，“静定刚架”的概念在结构工程中是基础性的。它能够提供清晰而可管理的方法来分析和设计结构，使其成为工程师的一项宝贵工具。通过确保内部力可以通过静力平衡计算，设计师可以创建安全、高效且具有成本效益的结构，以满足社会的需求。随着工程的不断发展，静定刚架背后的原则将继续在指导结构设计的未来中发挥重要作用。