在地质技术地震测试中数据采集区域的评估:来自现场应用的见解
1Department of Geotechnical Engineering Research, Korea Institute of Civil Engineering and Building Technology, Goyang 10223, Gyeonggi, Republic of Korea.
Sensors (Basel, Switzerland)
|April 28, 2025
概括
本研究阐明了地震地质技术测试的数据采集领域,特别是表面波的光谱分析 (SASW). 这些发现提高了使用非破坏性方法用于更安全的土木工程的地下缺陷检测.
科学领域:
- 地质技术工程 地质技术工程
- 应用地质物理学应用地质物理学
- 土木工程 土木工程是指土木工程.
背景情况:
- 地质技术实地测试对于评估土壤,岩石,地下水等地下条件至关重要,这些条件对土木工程项目的安全性和性能至关重要.
- 基于点的测试 (CPT,SPT) 和基于面积的方法 (SASW,电阻) 为地下建模和缺陷识别提供了补充数据.
- 非破坏性地震技术为地下调查和缺陷检测提供了有效的手段.
研究的目的:
- 分析和预测各种现场地震测试的数据采集区域,重点是表面波光谱分析 (SASW) 方法.
- 为了解决SASW数据重建的复杂性,并改善对其空间数据覆盖范围的理解.
- 展示SASW在识别地下异常时的实际应用.
主要方法:
- 分析了来自四个不同的站点的69个数据集,以根据深度来确定SASW的数据采集区域.
- 在不同的地震测试中对数据采集区域定义进行比较,包括下孔,横孔和悬挂记录 (PS记录).
- 一个案例研究应用SASW方法用于检测水溢出口附近的空洞.
主要成果:
- 成功预测SASW的数据采集区域,克服以前的数据重建挑战.
- 在实践工程场景中证明了SASW在识别地下缺陷,如空洞等方面的有效性.
- 与其他地震方法相比,更好地了解SASW提供的空间数据覆盖范围.
结论:
- 这项研究改善了地质技术地震测试数据的解释,特别是SASW.
- 这些发现使得更精确的地质技术调查成为可能,并促进了用于地下缺陷检测的非破坏性方法的使用.
- 准确地描述数据采集区域对于可靠的地下建模和工程评估至关重要.
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