对该类支架的工作阻力、初撑力、支护高度等主要参数进行了分析计算。
The main parameters of the hydraulic support, such as working resistance, setting load and support height are analyzed.
留巷断面选择最优跨高比并采用以高初撑力为核心的高强支护体系,能够合理控制围岩变形。
The optimal cross-height ratio and the high strength supporting system with the core of high pre-stress could be helpful to control the deformation of surrounding rock reasonably.
本文对该类支架的工作阻力、初撑力、支护高度等主要参数进行了分析计算,并对其主要结构进行了设计。
The main parameters of the hydraulic support, such as working resistance, setting load and support height, are analyzed and its main structures are design.
在薄煤层工作面中使用单体液压支柱,在支护强度、初撑力、可缩量、安全保障及操作人员安全上,都优于其它单体支护材料。
Using individual hydraulic prop in thin coal seam face is better than the others in the aspect of support strength, premary supporting force, shrink amount and safety.
在薄煤层工作面中使用单体液压支柱,在支护强度、初撑力、可缩量、安全保障及操作人员安全上,都优于其它单体支护材料。
Using individual hydraulic prop in thin coal seam face is better than the others in the aspect of support strength, premary supporting force, shrink amount and safety.
应用推荐