关于超高性能混凝土的压力强度,超声波脉冲速度和反弹性能的数据集,其成熟年龄
Omar Durrani1, Abdullah Haroon1
1University of Minnesota Duluth, Department of Civil Engineering, 140 Engineering Building, Duluth, MN 55812, United States.
Data in brief
|February 9, 2026
概括
这项研究提供了关于超高性能混凝土 (UHPC) 强度和非破坏性评估 (NDE) 方法,如超声波脉冲速度 (UPV) 和反弹 (RH) 的全面数据. 该数据集支持高级建模和机器学习,用于预测混凝土的强度.
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:
- 超高性能混凝土 (UHPC) 具有独特的特性,需要先进的评估方法.
- 非破坏性评估 (NDE) 技术对于评估混凝土质量和预测实力发展至关重要.
- 现有的数据集往往缺乏在各种条件下对UHPC进行破坏性和NDE数据的全面组合.
研究的目的:
- 为UHPC提供一个独特的压力强度和NDE (UPV和RH) 的数据集.
- 通过使用 NDE 值来促进 UHPC 强度的预测模型的开发.
- 为机器学习应用在混凝土强度评估中提供一个基准.
主要方法:
- 在各种年龄和纤维含量的UHPC标本的实验测试.
- 压力强度测试 (破坏性).
- 非破坏性评估包括多种传感器频率 (54kHz,250kHz) 和模式 (直接,半直接,间接) 的超声波脉冲速度 (UPV) 和反弹 (RH) 测试.
主要成果:
- 综合性实验数据,将压力强度与UHPC的UPV和RH读数相关联.
- 在多个成熟年龄和不同纤维强化水平上收集的数据.
- 数据集可以验证基于NDE的强度预测模型和像SONREB这样的混合方法.
结论:
- 这一数据集是促进UHPC的理解和预测建模的宝贵资源.
- 它支持开发混合NDE方法和机器学习算法,用于具体的质量评估.
- 数据的可用性促进了UHPC表征和性能预测方面的进一步研究和创新.
相关概念视频
Relation Between Tensile Strength and Compressive Strength of Concrete
693
Concrete is a fundamental building material, and understanding its strengths is crucial for construction projects. The relationship between its tensile and compressive strengths is intricate, showing that while these strengths are related, they do not increase at the same rate. Tensile strength's growth is slower and is affected by various factors such as the methods used for testing, the size and shape of the specimen, the texture of the aggregate used, and the moisture content of the...
693
Impact Strength of Concrete
619
Impact strength in concrete is a critical measure that reflects the material's capability to endure the forces applied during pile driving and when supporting machinery foundations that experience impulsive loads. It is also essential when handling precast concrete components to prevent accidental damage. The impact strength is assessed by observing the concrete's resistance to repeated impacts and energy absorption capacity. A key indicator of significant damage to concrete is when it...
619
Fatigue Strength of Concrete
575
Fatigue, in the context of materials science and engineering, refers to the weakening or failure of a material caused by repeatedly applied loads, even if these loads are below the strength limit of the material. Fatigue strength in concrete is a critical property that influences its durability and longevity. Concrete can fail in two ways due to fatigue. Static fatigue or creep rupture occurs under a constant load or one that increases slowly. The other failure mode is due to cyclical or...
575
Behavior of Concrete Under Compressive Load
647
Concrete exhibits specific behaviors under different compressive loads. Understanding this is crucial for understanding its structural integrity. When concrete undergoes uniaxial compression, it tends to develop cracks that run parallel to the direction of the force. These parallel cracks stem from localized tensile stresses that occur perpendicular to the compression direction. Additionally, angled cracks may appear due to the formation of shear planes.
As the concrete specimen fractures under...
As the concrete specimen fractures under...
647
Non-destructive Tests for Concrete Strength
572
The rebound hammer test, also known as the Schmidt hammer test, is a non-destructive technique for evaluating the hardness of concrete and, indirectly, the strength of concrete. It operates on the principle that the rebound of a spring-driven mass from a concrete surface correlates to the surface's hardness. The device comprises a mass within a tubular housing, a spring mechanism, and a plunger that strikes the concrete. Upon release, the energy imparted to the mass by the spring causes it...
572
Tensile Strength Considerations of Concrete
558
Considering the tensile strength of concrete involves recognizing that the theoretical strength of cement paste can be up to a thousand times higher than what is observed in practical applications. This significant discrepancy is largely attributed to the presence of microscopic cracks within the concrete. These cracks tend to amplify stress at their tips when a load is applied, a phenomenon explained by Griffith's theory of brittle fracture.
The dimensions and shape of a concrete specimen...
The dimensions and shape of a concrete specimen...
558


