【正文】 ........................................................................................................... 11 礦床開拓 ..................................................................................................................................................... 11 5 采礦方法 .............................................................................................................................................................. 14 礦床開采技術條件 ..................................................................................................................................... 14 采礦方法選擇 ............................................................................................................................................. 15 采礦方法概述 ............................................................................................................................................. 17 采準與回采計算 ......................................................................................................................................... 18 礦柱回采及采空區(qū)處理 ............................................................................................................................ 25 6 井下運輸 ............................................................................................................................................................... 26 運輸系統(tǒng)選擇 ............................................................................................................................................. 26 運輸設備選擇與計算 ................................................................................................................................ 27 井底車場設計 ............................................................................................................................................. 28 7 礦井提升 .............................................................................................................................................................. 28 提升方式及系統(tǒng)選擇 ................................................................................................................................ 28 提升設備選擇 ............................................................................................................................................. 29 8 礦井排水 .............................................................................................................................................................. 32 排水方式與排水系統(tǒng)確定 ........................................................................................................................ 32 排水設備選擇 ............................................................................................................................................... 32 9 壓氣設施 .............................................................................................................................................................. 35 壓氣設備的選擇 ......................................................................................................................................... 35 壓氣管網 ..................................................................................................................................................... 36 III 10 礦山供電 ............................................................................................................................................................ 37 供電電源 ................................................................................................................................................... 37 用電負荷計算 ........................................................................................................................................... 38 配電系統(tǒng) ................................................................................................................................................... 39 11 井巷斷面設計 ..................................................................................................................................................... 39 豎井斷面設計 ............................................................................................................................................ 39 斜井設計 ..................................................................................................................................................... 39 平巷斷面尺寸設計 .................................................................................................................................... 39 天、溜井設計 ............................................................................................................................................. 40 硐室設計 ....................................................................................................................................................... 40 12 礦井通風 ............................................................................................................................................................ 40 通風系統(tǒng)選擇與風量、負壓計算 .......................................................................................................... 40 礦井通風設備的選擇 .............................................................................................................................. 42 局部通風 ................................................................................................................................................... 44 坑內防塵與安全 ....................................................................................................................................... 44 13 礦山總平面布置圖 ........................................................................................................................................... 44 礦山地面運輸 ........................................................................................................................................... 44 采礦工業(yè)場地布置 ...............................................