在三层建筑结构中测试的大木横向抗力系统的准静态循环加载过程中收集的实验数据
Nicholas T Thielsen1,2, Arijit Sinha1, Andre R Barbosa2
1Department of Wood Science and Engineering, Oregon State University, Corvallis, OR, USA.
Data in brief
|February 24, 2026
概括
本研究介绍了大木结构测试的数据,比较了带有和没有自中心摇摆墙的系统. 这些数据支持对横向抗力系统 (LFRS) 的地震设计评估和验证.
科学领域:
- 结构工程 结构工程
- 材料科学 材料科学 材料科学
- 地震工程的工程是地震工程.
背景情况:
- 大规模木材建筑正在因其可持续性和潜在的抗震性能而获得吸引力.
- 在地震负荷下评估大木横向抗力系统 (LFRS) 的结构性能对于广泛采用至关重要.
- 美国"红色"艾默生高级木制品实验室为此类测试提供了先进的能力.
研究的目的:
- 记录并提供对实验数据的访问,从一个多实验测试计划 (ELLI) 在大木结构.
- 在循环准静态负载下评估大木LFRS的结构性能.
- 为了展示俄勒冈州立大学高级木制品实验室的测试能力.
主要方法:
- 在一座三层高的大型木材建筑分组件上进行了两次实验活动.
- 第一个事件测试了没有专用LFRS的重力系统;第二个事件包含了一个自中心的摇摆墙LFRS.
- 收集的静态和视觉数据,包括移位,应变,力,照片和时间缩短视频.
主要成果:
- 该数据集捕捉了在循环负荷下大木材组件的结构行为.
- 这两个实验事件的数据可用于基于性能的地震设计评估.
- 这些数据有助于验证侧面设计的基于直接位移的方法.
结论:
- 提供的数据集为大木结构设计的研究人员和工程师提供了全面的资源.
- 这种经过同行评审的文档确保了数据的可访问性,可重复使用性和标准化,用于未来的研究.
- 这项研究强调了自中心摇摆墙作为大木LFRS的有效性.
相关概念视频
01:15Prismatic Beams: Problem Solving
497
In the design of a supported timber beam subjected to a distributed load, both the beam's physical dimensions and the timber's characteristics, such as its grade and species, are critical. These factors determine the allowable stress values, which are crucial for calculating the necessary beam depth to ensure structural integrity and safety.
The design begins with analyzing the beam as a free body to identify moments and force balances, thereby determining support reactions. Next, the...
The design begins with analyzing the beam as a free body to identify moments and force balances, thereby determining support reactions. Next, the...
497
01:28Internal Loadings in Structural Members: Problem Solving
1.8K
When designing or analyzing a structural member, it is important to consider the internal loadings developed within the member. These internal loadings include normal force, shear force, and bending moment. Engineers can ensure that the structural member can support the applied external forces by calculating these internal loadings.
To illustrate this, let's consider a beam OC of 5 kN, inclined at an angle of 53.13° with the horizontal and supported at both ends. Determine the internal...
To illustrate this, let's consider a beam OC of 5 kN, inclined at an angle of 53.13° with the horizontal and supported at both ends. Determine the internal...
1.8K
01:16Eccentric Axial Loading in a Plane of Symmetry
635
Eccentric axial loading occurs when an axial load is applied away from the centroidal axis of a structural member. This scenario is common in engineering, where structural elements may not be directly aligned due to various design or functional requirements.
635
01:30Method of Sections: Problem Solving II
1.7K
Consider an arbitrary truss structure composed of diagonal, vertical, and horizontal members fixed to the wall. To calculate the force acting on members CB, GB, and GH, method of sections can be used. The loads and lengths of the horizontal and vertical members are known parameters, as shown in the figure.
1.7K
01:21Structural Properties and Dimensions of Lumber
426
Wood's structural properties derive from fibers aligned along the tree's length, contributing significantly to its mechanical strength. Wood exhibits up to twenty times greater tensile strength along these fibers compared to across them, and generally shows better performance under compression than tension. The length of fibers varies, with hardwoods having fibers around one twenty-fifth inch long and softwoods ranging from one-eighth to one-third inch.
The strength characteristics of...
The strength characteristics of...
426
01:18Indeterminate Structure
1.5K
Indeterminate structures refer to structures where internal forces and reactions cannot be determined using only the equations of static equilibrium. Indeterminate structures have more unknown forces and reaction forces than equations of static equilibrium that can be used to determine them. Indeterminate structures are often used in engineering to create complex, efficient, and aesthetically pleasing structures. There are various types of indeterminate structures used in engineering and...
1.5K