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- With the increase of mining depth, the problem of floor heave of roadway could become more and more serious. 摘要随着开采深度的不断增加，巷道底鼓问题日趋严重。
- RESEARCH ON FLOOR HEAVE OF ROADWAY IN DEEP MINING 深部开采中巷道底鼓问题的研究
- Research on the Mechanism of Floor Heave of Roadway in Deep Mining 深部开采条件下巷道底鼓机理的研究
- Mechanical deformation analysis and principle of floor heave of roadway driving gob in fully mechanized sub-level caving face 综放沿空巷道底板受力变形分析及底鼓力学原理
- Floor heave of roadway 巷道底鼓
- It is proved that the floor heave of the roadway is not uniform and the whole working is rotated toward the inclination of coalscam because of the uniformless pressure. 其底臌是不均匀的。同时,巷道整体有按煤层倾向方向的相对转动。
- So the method of reinforcing sides to control floor heave of extraction opening is proposed in this paper.A practical case ... 因此,提出了加固两帮控制深井巷道底鼓的构想,工程实践证明,加固两帮可在一定程度上控制深井回采巷道底鼓。
- The mechanical model for the floor heave of shear dilation type and its analytic calculation diagram are established in accordance with the constitutive relationship of laneway wall rock. 根据巷道围岩本构关系,建立了剪胀底臌力学模型及分析计算简图,根据岩土体主动和被动压力作用原理,导出了巷道底板塑性区发展范围、深度及底板压力解析计算式。
- Study on Simulation for the Floor Heave by Destress Blasting of Floor of Roadway 孔底爆破卸压法控制采区巷道底臌的数值模拟研究
- Mechanism Analysis and Prevention Measures of Roadway Floor Heave with Affection of Full Extraction of Big Mining Height 受大采高动压影响巷道底鼓机理分析及其防治
- Measures of Preventing Floor Heave of Coal Seam 防治煤层底板易鼓的措施
- Floor heave of shear dilation type 剪胀底臌
- Study on Floor Heave of Shear DilationType and Its Control Measure 剪胀底臌机理与控制对策研究
- STUDY ON MECHANISM OF REINFORCING SIDES TO CONTROL FLOOR HEAVE OF EXTRACTION OPENING 加固两帮控制深井巷道底鼓的机理研究
- Analysis of the relationship between abutment pressure distribution and floor heave of gateway 支承压力与回采巷道底鼓关系分析
- The mechanism and control of floor Heave of road driving along next goaf of high seam 厚煤层沿空掘巷底臌机理及控制
- Floor Heave Control in Mine Roadway with Flying Ash Grouting 控制巷道底鼓的浮渣注浆法
- Their use made the design of roadway surrounding rock supporting safer. 这些结果的应用使巷道岩石支护的设计更趋于安全。
- This method has been used successfully in the supporting of roadway with ov... 为我国深井软岩巷道支护提供了一条可行的途径。
- The compound support consisting of side and bottom bolting and bottom-hole destress blasting in the rise side floor of roadway can efficient... 采用帮底锚杆并在巷道上帮底角孔底爆破卸压的复合支护,可以有效地控制巷道的底鼓,达到巷道围岩的稳定。
