核反应堆结构材料使用Charpy V-Notch冲击测试的综合性数据集
Isshu Lee1, John W Merickel1, Yugandhar Kasala Sreenivasulu2
1Idaho National Laboratory, Idaho Falls, ID, USA.
Scientific data
|April 1, 2025
概括
这项研究引入了对反应堆压力容器 (RPV) 钢的4,961次Charpy冲击试验的公共数据集,以解决样本大小的影响. 这些数据有助于理解和关联小型到大型RPV钢样品的机械性能.
科学领域:
- 材料科学 材料科学 材料科学
- 核工程 核工程是指核工程.
- 机械工程 机械工程
背景情况:
- 反应堆压力容器 (RPV) 钢在极端条件下对核反应堆的安全和结构完整性至关重要.
- 评估RPV钢的机械性能通常需要小尺寸的标本由于辐射限制,导致尺寸效应.
- 目前用于将小尺寸与全尺寸样本数据相关联的方法通常是特定于条件的.
研究的目的:
- 建立一个全面的公共数据集,包括4,961个RPV钢的Charpy冲击测试记录.
- 为了进一步了解RPV钢的Charpy冲击测试中的样品尺寸效应.
- 支持现有相关性方法的验证和新的数据驱动方法的开发.
主要方法:
- 编制了一个数据集,包含 4,961 条关于 RPV 钢的 Charpy 撞击测试记录.
- 在109个同行评审的出版物中进行了全面的文献审查.
- 包括关于材料组成,制造,样品尺寸,测试条件和结果的详细信息.
主要成果:
- 现在可以获得一个公开的数据集,其中包括4,961个RPV钢的Charpy冲击测试记录.
- 该数据集提供了关于RPV钢材性能,制造和测试参数的广泛数据.
- 它为分析样本大小效应和改进相关性方法提供了基础.
结论:
- 开发的数据集是RPV钢铁研究的重要资源.
- 它将有助于更好地理解和建模Charpy冲击测试中的样本大小效应.
- 这些数据支持开发更准确的方法,以将小尺寸到全尺寸RPV钢样本的测试结果相关联起来.
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