Field experimental study on comprehensive dust control technology in fully mechanized caving face of extra thick coal seam

In order to solve the dust treatment problem of the coal Permian extra thick coal seam mined by Tashan Coal Mine, the comprehensive dust treatment technology research was carried out with the 8106 comprehensive discharge face and 8210 comprehensive discharge face of Tashan Coal Mine as the geological background, and the four aspects of coal seam water injection process, determination of water injection parameters, inspection of water injection and dust reduction effect and application promotion prospects were analyzed and studied.