通过3D扫描和动态模拟进行伊斯兰埃及尖塔的地震分析
A M Abdel-Wahab1, Amr H Badawy1, M S El-Feky2
1Civil Engineering Department, Engineering & Renewable Energy Research Institute, National Research Centre, Cairo, Egypt.
Scientific reports
|September 2, 2024
概括
埃及最近的地震活动威胁到历史性的尖塔. 这项研究评估了Abou-Ghanam El-Bialy尖塔.
科学领域:
- 结构工程 结构工程
- 地质技术工程 地质技术工程
- 保护文化遗产 保护文化遗产
背景情况:
- 埃及最近经历了影响历史结构的地震事件.
- 尖塔的稳定性是一个关键问题,重量是一个关键因素.
- 历史性的尖塔特别容易受到地震破坏.
研究的目的:
- 为了对现有尖塔进行3D评估.
- 创建一个准确的空间模型并记录其当前状态.
- 评估地震稳定性并提出保护措施.
主要方法:
- 样本的提取和分析,以确定体的物理特性.
- 陆地激光扫描仪 (TLS) 用于创建3D模型和记录条件.
- 用于自由振动分析和地震行为评估的3D有限元素建模.
主要成果:
- 地上激光扫描仪有效地记录了尖塔的现有状况.
- 3D地震分析显示了对地震负荷的动态反应.
- 模式形状,基本反应和正常应力被确定为关键特征.
结论:
- 该研究成功模拟和分析了尖塔的地震行为.
- 这些发现为制定防震损害保护策略提供了基础.
- 保存历史尖塔需要了解它们对地震事件的反应.
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