一种分析方法,用于估计圆形和圆形圆盘模型对矩形骨折的准确性表示指数,并应用于漏分析
Jichao Guo1,2, Jun Zheng2,3,4, Qian Xu5
1School of Architecture and Civil Engineering, Xiamen University, Xiamen, 361005, China.
Heliyon
|July 29, 2024
概括
本研究介绍了分析公式,以快速估计离散断裂网络构建中的圆形和圆圆盘模型的精度表示指数 (ARI). 这种新方法加速了对岩石断裂表示准确性的评估.
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
- 计算机建模 计算建模
背景情况:
- 离散断裂网络 (DFN) 对于工程中的岩石质量建模至关重要.
- 圆盘模型 (CDM) 和圆盘模型 (EDM) 是常见的DFN构造模型.
- 精度表示指数 (ARI) 量化模型的适用性,但目前的计算方法很慢.
研究的目的:
- 开发快速的分析公式来估计CDM和EDM的ARI.
- 为了评估各种长宽比的矩形断裂的ARI.
- 评估ARI在分析岩石质量透中的适用性.
主要方法:
- 根据几何关系推导ARI的分析公式.
- 分析ARI对CDM的长宽比 (k) 的依赖.
- 分析ARI对k的依赖性和EDM的圆轴比.
主要成果:
- 对于CDM,ARI随着长宽比 (k) 的增加而减少.
- 对于EDM,当断裂的k与圆轴的比率相匹配时,ARI是最大的 (0.91).
- 在岩石质量透研究中,ARI有效地反映了CDM和EDM的透率错误率.
结论:
- 分析ARI公式为DFN模型提供了快速而准确的估计.
- 这些发现有助于选择合适的模型 (CDM与EDM) 用于岩石质量表征.
- 在漏分析中,ARI是评估DFN模型可靠性的一个有价值的指标.
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