discontinuous load

简明释义

不连续负载突变性负载

英英释义

例句

1.Engineers must account for discontinuous loads (不连续载荷) when analyzing the structural integrity of buildings.

工程师在分析建筑物的结构完整性时，必须考虑不连续载荷。

2.In electrical engineering, a discontinuous load (不连续负载) can cause fluctuations in power supply.

在电气工程中，不连续负载可能会导致电源波动。

3.The crane's operation involves managing discontinuous loads (不连续载荷) to ensure safety.

起重机的操作涉及管理不连续载荷以确保安全。

4.During construction, workers encountered a discontinuous load (不连续载荷) that required immediate attention.

在施工过程中，工人遇到了需要立即处理的不连续载荷。

5.The bridge was designed to withstand a discontinuous load (不连续载荷) during peak traffic hours.

这座桥梁的设计考虑了高峰交通时段的不连续载荷。

作文

In the field of engineering and construction, understanding different types of loads is crucial for the design and safety of structures. One important concept that engineers often encounter is the term discontinuous load. A discontinuous load refers to a load that is not uniformly distributed over a structure but rather applied at specific points or intervals. This type of loading can occur in various situations, such as when heavy machinery is placed on a beam or when certain areas of a bridge bear more weight than others due to traffic patterns. To fully grasp the implications of a discontinuous load, it is essential to recognize how it differs from continuous loads. Continuous loads are those that are evenly spread across a surface, like the weight of a roof distributed across its supporting walls. In contrast, a discontinuous load can create stress concentrations at specific locations, which may lead to potential failure points in a structure if not properly accounted for during the design phase.For instance, consider a simple example of a beam supported at both ends. If a uniform load is applied along the entire length of the beam, it experiences bending moments and shear forces that can be calculated easily using standard formulas. However, if we place a heavy object at one point on the beam, we introduce a discontinuous load. This localized load changes the distribution of forces within the beam, leading to higher stress levels at the point of application. Engineers must analyze these effects carefully to ensure that the beam can withstand the additional stresses without failing.Moreover, discontinuous loads are not limited to static scenarios. They can also occur dynamically, such as when vehicles drive over a bridge. The loads exerted by vehicles can vary significantly based on their weight and speed, leading to fluctuating forces on the bridge structure. Engineers must take these dynamic discontinuous loads into account when designing bridges to ensure they can accommodate varying traffic conditions without compromising safety.In practical applications, understanding discontinuous loads is vital for ensuring structural integrity. For example, in the design of high-rise buildings, certain floors may have concentrated loads due to mechanical equipment, storage, or other uses. These loads must be accurately represented in the structural calculations to avoid overloading columns or beams that support multiple floors above them. Failure to consider these discontinuous loads could result in catastrophic structural failures.In conclusion, the concept of discontinuous load plays a significant role in engineering practices. By recognizing how these loads differ from continuous loads and understanding their implications on structural design, engineers can create safer and more efficient buildings and infrastructure. As technology advances and structures become more complex, the ability to analyze and manage discontinuous loads will remain an essential skill for engineers in the field. Therefore, it is imperative for aspiring engineers to master this concept as part of their education and training.

在工程和建筑领域，理解不同类型的荷载对于结构的设计和安全至关重要。工程师经常遇到的一个重要概念是术语不连续荷载。不连续荷载是指不均匀分布在结构上的荷载，而是施加在特定点或间隔上的荷载。这种类型的荷载可以在各种情况下发生，例如当重型机械放置在梁上，或者当桥的某些区域由于交通模式承受更多重量时。要充分理解不连续荷载的影响，必须认识到它与连续荷载的区别。连续荷载是均匀分布在表面上的荷载，比如屋顶的重量均匀分布在支撑墙上。相比之下，不连续荷载可能在特定位置产生应力集中，如果在设计阶段未能妥善考虑，可能导致结构的潜在失效点。例如，考虑一个简单的两端支撑的梁。如果在梁的整个长度上施加均匀荷载，则它会经历弯矩和剪力，这些可以使用标准公式轻松计算。然而，如果我们在梁的某一点上放置一个重物，就引入了一个不连续荷载。这个局部荷载改变了梁内部力的分布，在施加点处导致更高的应力水平。工程师必须仔细分析这些影响，以确保梁能够承受额外的应力而不发生失效。此外，不连续荷载不仅限于静态场景。它们也可以动态发生，例如当车辆驶过桥梁时。车辆施加的荷载可能因其重量和速度而显著变化，导致桥梁结构上的力波动。工程师在设计桥梁时必须考虑这些动态不连续荷载，以确保它们能够适应不同的交通条件而不危及安全。在实际应用中，理解不连续荷载对于确保结构完整性至关重要。例如，在高层建筑的设计中，由于机械设备、储存或其他用途，某些楼层可能具有集中荷载。这些荷载必须在结构计算中准确表示，以避免对支撑多个楼层的柱子或梁造成超负荷。如果未能考虑这些不连续荷载，可能会导致灾难性的结构失败。总之，不连续荷载的概念在工程实践中发挥着重要作用。通过认识到这些荷载与连续荷载的不同，并理解它们对结构设计的影响，工程师可以创造出更安全、更高效的建筑和基础设施。随着技术的发展和结构的日益复杂，分析和管理不连续荷载的能力将仍然是工程师在该领域的一项基本技能。因此，对于有志成为工程师的人来说，掌握这一概念是其教育和培训的重要组成部分。