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5. Modeling of grout crack of rockbolt grouted system

Modeling of grout crack of rockbolt grouted system

来源 :矿业科学技术学报：英文版 | 被引量 : 0次 | 上传用户：xiaoyuerhaha

【摘 要】

：

This paper presents a numerical study on the pullout behavior of the rockbolt grouted system. Among the complicated failure modes of the rockbolt grouted system

【作 者】

：

Zhu Changxing Chang Xu Men You 

【机 构】

：

OpeningLaboratoryforDeepMineConstruction,SchoolofCivilEngineering

【出 处】

：

矿业科学技术学报：英文版

【发表日期】

：

2015年1期

【关键词】

：

灌浆系统 裂缝形式 水泥浆 锚杆 水平裂纹 建模 故障模式 灌浆材料 Rockbolt grouted systemPullout behaviorInclin 

【基金项目】

：

financially supported by the National Natural Science Fund of China (Nos. 51304067 and 51104057),the Fund of Opening Laboratory for Deep Mine Construction, Henan Polytechnic University (No. 2012KF-01)

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This paper presents a numerical study on the pullout behavior of the rockbolt grouted system. Among the complicated failure modes of the rockbolt grouted system, the crack of the grout is concerned here. A trilinear cohesive zone model(CZM) is used to sim

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