dead load

简明释义

固定负载无用负载载重量

英英释义

例句

1.When assessing the dead load, we must consider the weight of furniture and equipment in the building.

在评估恒载时，我们必须考虑建筑物内家具和设备的重量。

2.The engineer calculated the dead load of the building to ensure it could support the weight of the materials.

工程师计算了建筑物的恒载以确保它能够支撑材料的重量。

3.The construction team ensured that the dead load was evenly distributed across the foundation.

施工团队确保恒载均匀分布在基础上。

4.The bridge's dead load was carefully measured to determine its stability under various conditions.

桥梁的恒载被仔细测量，以确定其在各种条件下的稳定性。

5.In structural design, the dead load includes all permanent fixtures like walls and roofs.

在结构设计中，恒载包括所有永久性装置，如墙壁和屋顶。

作文

In the field of engineering and architecture, understanding the concept of dead load is crucial for designing safe and stable structures. A dead load refers to the permanent static weight that a building or structure must support. This includes the weight of the building materials such as beams, walls, floors, roofs, and any other fixed components that contribute to the overall mass of the structure. Unlike live loads, which can vary over time due to occupancy or environmental factors, dead loads are constant and predictable. When engineers calculate the dead load of a structure, they must consider various factors, including the type of materials used and their respective densities. For instance, concrete has a different density compared to steel or wood, and this will influence the total dead load that the structure will bear. Accurate calculations are essential because if the dead load is underestimated, it can lead to structural failures, resulting in catastrophic consequences.Moreover, the design of a building must accommodate not only the dead load but also the live loads and environmental loads such as wind and seismic forces. Engineers use this information to create a balance between strength and material efficiency. The distribution of dead loads across various components of a structure is also vital, as uneven loading can lead to stress concentrations, which may compromise the integrity of the building.In addition to its importance in structural calculations, the concept of dead load also plays a role in the sustainability of buildings. By minimizing unnecessary weight and optimizing materials, architects can create more efficient designs that require less energy to maintain. This practice aligns with the principles of green building, where the aim is to reduce the environmental impact of construction.Furthermore, understanding dead load is not limited to just new constructions; it is also important in the renovation and retrofitting of older buildings. Many historic structures were built without the advanced materials and engineering practices we have today. As a result, assessing the existing dead load and determining how additional loads from renovations will affect the building’s stability is critical. Engineers often conduct thorough inspections and analyses to ensure that any modifications do not jeopardize the safety of the structure.In conclusion, the concept of dead load is fundamental in the fields of engineering and architecture. It encompasses the static weight of a structure and informs the design and safety assessments necessary for both new constructions and renovations. By thoroughly understanding and accurately calculating dead loads, engineers can ensure that buildings are not only functional but also safe and sustainable for future generations. This knowledge ultimately contributes to the overall success of architectural projects and the safety of occupants, making it an indispensable aspect of modern construction practices.

在工程和建筑领域，理解死荷载的概念对于设计安全且稳定的结构至关重要。死荷载指的是建筑或结构必须承受的永久静态重量。这包括建筑材料的重量，如梁、墙、地板、屋顶以及任何其他固定组件，这些组件会对结构的整体质量产生影响。与可能因占用或环境因素而随时间变化的活荷载不同，死荷载是恒定且可预测的。当工程师计算结构的死荷载时，必须考虑各种因素，包括所用材料的类型及其各自的密度。例如，混凝土的密度与钢材或木材不同，这将影响结构所承受的总死荷载。准确的计算至关重要，因为如果低估了死荷载，可能会导致结构失效，从而造成灾难性的后果。此外，建筑的设计不仅必须容纳死荷载，还必须考虑活荷载和环境荷载，如风和地震力。工程师利用这些信息在强度和材料效率之间创造平衡。死荷载在结构各个组件中的分布也至关重要，因为不均匀的加载可能导致应力集中，从而可能危及建筑的完整性。除了在结构计算中的重要性外，死荷载的概念在建筑的可持续性中也起着作用。通过减少不必要的重量和优化材料，建筑师可以创建更高效的设计，所需的维护能耗更少。这一做法符合绿色建筑的原则，目标是减少建筑施工对环境的影响。此外，理解死荷载不仅限于新建筑；在老建筑的翻新和加固中也同样重要。许多历史结构是在没有我们今天拥有的先进材料和工程实践的情况下建造的。因此，评估现有的死荷载并确定翻新所增加的额外荷载将如何影响建筑的稳定性是至关重要的。工程师通常会进行彻底的检查和分析，以确保任何修改不会危及结构的安全。总之，死荷载的概念在工程和建筑领域是基础性的。它涵盖了结构的静态重量，并为新建筑和翻新所需的设计和安全评估提供了依据。通过彻底理解和准确计算死荷载，工程师能够确保建筑不仅功能性强，而且对未来几代人来说是安全和可持续的。这一知识最终有助于建筑项目的整体成功以及居住者的安全，使其成为现代建筑实践中不可或缺的方面。