为了解决中厚煤层综采工作面动压区围岩变形量大的难题,采用ZT2×3200/16/32型巷道超前支护液压支架在平煤股份八矿己15-13330采面的风巷进行试验,有效控制了动压区围岩变形。
In order to solve the problem of the large amount deformation of surrounding rock on the thick coal seam dynamic pressure ar- ea in Fully Mechanized Mining Face,tested by using ZT2 × 3200/16/32 type roadway forepole support hydraulic in the wind lane of Ji15 - 13330 Working Face in the No. 8 Coal Mine of Pingrnei Mining Co. , Ltd. ,effectively control the deformation of surrounding rock in dynamic pressure area.