一个铁水泥墙的实验和数值模拟数据集,经过完全反转的循环负荷测试
Bryan Chalarca1, Giammaria Gabbianelli1, Daniel Bedoya-Ruiz2
1Department of Civil Engineering and Architecture, University of Pavia, Pavia, Italy.
Data in brief
|February 8, 2024
概括
本研究介绍了一组关于铁水泥墙在地震负荷下的性能数据集. 这些数据有助于为发展中国家开发负担得起的,抗地震的住房解决方案.
科学领域:
- 土木工程 土木工程是指土木工程.
- 材料科学 材料科学 材料科学
- 结构工程 结构工程
背景情况:
- 发展中国家需要负担得起的住房解决方案,具有足够的抗震性能.
- 铁水泥结构墙系统为经济高效和快速建设提供了一个可行的选择.
- 铁使用砂和紧密间隔的钢筋来增强结构完整性.
研究的目的:
- 为提供详细描述铁水泥墙在循环负荷下的歇斯底里反应的数据集.
- 为了促进铁水泥结构的地震性能模型的开发和校准.
- 支持在易发生地震的地区对铁混凝土墙壁的结构识别.
主要方法:
- 一个铁水泥墙样本经过了在平面上,完全逆转的循环负荷测试,按照ASTM标准E2126-11.1.
- 记录了墙壁顶部部分的力量和位移.
- 铁水泥墙的非线性有限元素模型 (FEM) 使用SeismoStruct进行模拟.
主要成果:
- 数据集捕捉了铁水泥墙的强力移位歇斯底里行为.
- 实验结果为了解地震条件下的铁墙性能提供了有价值的数据.
- 附带的FEM允许对实验结果进行数值模拟和验证.
结论:
- 生成的数据集适用于校准歇斯底里模型,特别是那些有显著的缩模型.
- 这些数据可以用于铁水泥墙的结构识别和性能评估.
- 这些发现有助于推进负担得起和抗震的建筑方法.
相关概念视频
Ferrocement
177
Ferro-cement is a distinctive construction material that represents an innovative variant of reinforced concrete, characterized by its unique composition and the method by which it is formed. Unlike standard reinforced concrete, which relies on larger steel bars for reinforcement, ferro-cement utilizes densely packed layers of mesh or fine rods, fully encased in cement mortar. This composition allows for the creation of structures that are significantly thinner and more flexible than their...
177
Posttensioned Masonry Walls
146
Post-tensioned masonry walls use high-strength steel rods or flexible tendons to enhance the strength and efficiency of masonry structures. These elements are securely anchored to the foundation and extend vertically either within the cores of the masonry units or between the masonry wythes. The construction process involves building the wall with these tensioning elements in place and allowing the mortar to fully cure.
Following the curing process, the tensioning begins. Steel rods are...
146
Strength of Cement
137
Strength tests for cement are not performed directly on neat cement paste due to difficulty in obtaining consistent, reliable specimens. Instead, cement is typically tested in the form of cement-sand mortar.
For compressive strength tests, ASTM C 109-05 standards prescribe a cement-sand mix ratio of 1:2.75 and a water/cement ratio of 0.485 for making 2-inch cubes. These cubes are mixed, cast, and cured in saturated lime water at 23°C until testing. Flexural strength testing, outlined in...
For compressive strength tests, ASTM C 109-05 standards prescribe a cement-sand mix ratio of 1:2.75 and a water/cement ratio of 0.485 for making 2-inch cubes. These cubes are mixed, cast, and cured in saturated lime water at 23°C until testing. Flexural strength testing, outlined in...
137
Masonry Loadbearing Walls
116
Masonry load-bearing walls, constructed from materials like brick, stone, or concrete masonry units, serve as a crucial component in building structures by supporting the loads from floors and roofs and transferring them to the foundation. These walls, known for their compressive strength, can be reinforced or unreinforced to suit different building needs, accommodating both the dead and live loads while maintaining safety through lower working stresses compared to the materials' ultimate...
116
Design of Columns under a Centric Load
117
The design of columns under centric load is a fundamental aspect of structural engineering and is critical for ensuring the stability and integrity of structures. Euler's and Secant's formulas are central to understanding and calculating the critical load and deformation behaviors of columns, providing a basis for safe and effective structural design.
Euler's formula is applicable under the assumption that the column is a perfect, straight, homogenous prism, and it is operating...
Euler's formula is applicable under the assumption that the column is a perfect, straight, homogenous prism, and it is operating...
117
Yield Criteria for Ductile Materials under Plane Stress
162
In designing structural elements and machine parts using ductile materials, it is crucial to ensure that these components withstand applied stresses without yielding. Yielding is initially determined through a tensile test, which evaluates the material's response to uniaxial stress. However, tensile stress is insufficient when components face biaxial or plane stress conditions This condition requires advanced criteria to predict failure.
The Maximum Shearing Stress Criterion, also known as...
The Maximum Shearing Stress Criterion, also known as...
162


