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对土壤的圆穿透试验校准室的全面审查:设备和数据解释

Lei Wang^1,2,3, Jiahao Yu¹, Yang Ge⁴

¹State Key Laboratory of Metastable Materials Science and Technology, Yanshan University, Qinhuangdao 066004, People's Republic of China.

The Review of scientific instruments

|March 13, 2026

概括

圆穿透测试 (CPT) 需要校准. CPT校准室 (CCC) 为土壤特性提供了关键数据,特别是当无法获得不受干扰的样本时,改善了地质工程实践.

科学领域:

地质技术工程地质技术工程
土壤力学土壤力学
在现场进行测试.

背景情况:

准确的土壤表征对于基础设施和资源开发至关重要.
圆穿透测试 (CPT) 数据的解释受到无法获得不受干扰的样本和区域测试变化的限制.
CPT校准室 (CCC) 为与实验室土壤特性相关联的现场CPT数据提供了一个解决方案.

研究的目的:

审查各种土壤类型的大小CCC设备的特性.
讨论CCC数据解释中的边界效应及其解决方案.
为了总结从CCC数据中获得的地质技术参数的经验关系.

主要方法:

对CPT校准室 (CCC) 测试现有文献的审查.
在CCC测试中的边界效应分析和建议的解决方案.
汇编了CCC测试数据和地质技术参数之间的经验关系.

主要成果:

对于土壤难以不受干扰地采样 (例如,沙子,泥土土壤) 进行CCC测试是有价值的.
了解和减轻边界效应对于准确的CCC数据解释至关重要.
从CCC测试中得出的经验关系可以改善土壤机械参数的预测.

结论:

CCC测试是校准CPT数据和确定土壤机械性能的有效方法.
需要进一步的研究来完善CCC设备和数据解释方法,以便更广泛地应用.
标准化的CCC测试协议可以提高地质工程发现的概括性.

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