Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates
Main positions: President of international exchange committee of the Chinese Society of Rock Mechanics and Engineering CSRME
Other Post: Vice President of the Chinese Society of Rock Mechanics and Engineering CSRME
Title of Paper:煤层开采引起覆岩三带分布规律的数值模拟
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Date of Publication:2006-07-28
Page Number:518-523
Key Words:上覆岩层;顶板突水;数值模拟;煤层开采;覆岩移动
Abstract:地下煤层的开采引起上覆岩层的破坏,出现冒落带和裂隙带,当二带的高度达到含水层时,可能会诱发顶板突水,威胁煤矿的安全生产.首先回顾了采用数值模拟方法研究覆岩移动破坏规律的现状,并根据济宁三号煤矿五采区地质条件,建立了煤层顶板覆岩运移的数值模型,然后应用RFPA2D模拟软件,对开采引起的上覆岩层的破坏过程进行数值模拟,研究了覆岩三带的分布规律及三带中导水裂隙分布特征,对煤矿防治顶板突水,进行安全度的评价有较大的理论意义.
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