开发一种用于计算破碎岩石质量中的块体积和块表面的实用方法
Alireza Shahbazi1, Ali Saeidi2, Alain Rouleau2
1Université du Québec à Chicoutimi, 555 boulevard de l'Université, Chicoutimi, Québec, G7H 2B1, Canada. alirezashahbazi61@gmail.com.
Scientific reports
|December 18, 2025
概括
这项研究提出了一种实际的方法,用于计算破碎岩石质量的块体积和表面积. 它使用立体图投影来确定几何特征和体积骨折强度 (P32).
科学领域:
- 地质技术工程 地质技术工程
- 岩石机械学 岩石机械学
- 结构地质学 结构地质学
背景情况:
- 断裂岩石群体的特点是交叉的关节集,形成不同尺寸和形状的块.
- 准确估计块体积和表面积对于稳定性分析和矿业和土木工程项目的资源估计至关重要.
- 在复杂的地质环境中,现有的方法可能缺乏实用性或准确性,因为复杂的地质环境具有多个持久的联合集.
研究的目的:
- 引入一种实用且基于几何学的方法来计算由三个持久连接组组成的块的体积和表面积.
- 确定块几何,关节组特征和体积断裂强度 (P32) 之间的关系.
- 验证拟议的方法并评估不同计算方法的可靠性.
主要方法:
- 使用立体投影来确定连接集的几何特征,包括真实间距和相互连接的角度.
- 开发基于这些几何参数的块体积和表面积的实际计算方法.
- 采用3DEC软件和来自矿山采石场的现场数据进行方法验证.
- 应用响应表面方法 (RSM) 来说明参数效应和错误分析.
主要成果:
- 成功开发并验证了一种用于计算破碎岩石质量的块体积和表面积的实用方法.
- 该研究证明了块几何,关节设置间距和角度以及体积骨折强度 (P32) 之间的直接关系.
- 错误分析确定了各种计算方法的可靠性范围,增强了实际应用.
结论:
- 拟议的方法提供了一种可靠和实用的方法,用于描述破碎岩石质量的块几何.
- 立体投影是确定区块体积和P32计算所需的关键参数的有效工具.
- 这些发现有助于改善稳定性评估和碎石环境的定量表征.
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