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METHOD FOR LAYING OUT MINEFIELD SUITABLE FOR FLUIDIZED MINING OF COAL RESOURCES

机译:一种适合煤炭资源流化开采的最小化布局方法

摘要

Disclosed is a method for laying out a minefield suitable for fluidized mining of coal resources. A main shaft (1) and a ventilation shaft (2) are respectively provided in a minefield region, with the bottom of the main shaft being located in a shallow coal seam zone, and the bottom of the ventilating shaft being located in a deep coal seam zone; horizontal main tunnels (3) are respectively arranged along two boundaries of the minefield in the direction in which a coal seam runs, and inclined main tunnels (4) are respectively provided along two boundaries of the minefield in the direction of inclination of the coal seam; and connecting tunnels (5) in communication with the horizontal main tunnels (3) are laid inside the minefield. When mining coal, an unmanned automatic coal mining machine (14) transforms coal resources into a fluidized energy product and/or electric energy, and the fluidized energy product and/or the electric energy are/is delivered to the ground through an energy delivery pipeline (8) laid in the various tunnels and the main shaft. By means of the minefield layout, the number of mine tunnels for the elevation and transport of coal, drainage, ventilation and supplying power is reduced, so that the construction and maintenance costs of the mine tunnels are reduced. Furthermore, there are nearly no residual coal pillars left in the minefield, so that the mining yield is high.
机译:公开了一种布置适合于流化开采煤炭资源的雷场的方法。在雷区中分别设有主轴(1)和通风井(2),主轴的底部位于浅煤层区域,通风井的底部位于深煤区域接缝区在煤层的延伸方向上沿雷场的两个边界分别设置水平主隧道(3),在煤层的倾斜方向上沿雷场的两个边界分别设置倾斜主隧道(4)。 ;与水平主隧道(3)连通的连接隧道(5)被放置在雷场内。当开采煤炭时,无人自动煤矿机(14)将煤炭资源转化成流化的能量产物和/或电能,并且流化的能量产物和/或电能通过能量输送管道输送到地面。 (8)敷设在各种隧道和主轴上。通过雷场布置,减少了用于煤炭的提升和运输,排水,通风和供电的矿井隧道的数量,从而减少了矿井隧道的建设和维护成本。此外,雷场中几乎没有残留的煤柱,因此采矿产量很高。

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