Analysis and control of hydraulic support stability in fully- mechanized longwall face to the dip wi

• 作 者: 华心祝 王家臣
• 机 构: TheMOEKeyLaboratoryofCoalmineSafetyandHighEfficiencyMining,SchoolofResourceandSafetyEngineering
• 出 处: 煤炭学报：英文版
• 发表日期: 2008年3期
• 关键词: 倾斜煤层 水力开采 煤炭开采 煤层高度 longwall face to the dip fully-mechanized working face with

<正> The working condition of the hydraulic support in working face can be divided into three kinds of situations in the following: roof fall and collapse with cavity,advancing support and supporting.Took single support with four-pole in longwall fac