【正文】 通風系統(tǒng)的選擇 ...................................................................................... 36 計算和分配礦井總風量 ................................................................................ 40 確定礦井通風阻力容易和困難時期的礦井總風量 .............................. 40 前期礦井風量計算 .................................................................................. 40 后期礦井風量計算 .................................................................................. 45 風量分配 .................................................................................................. 49 III 風速驗算 .................................................................................................. 50 計算井巷通風總阻力 .................................................................................... 53 繪制通風前期和后期期的網(wǎng)絡(luò)圖 .......................................................... 54 制兩個時期井巷通風阻力計算表 .......................................................... 56 礦井自然風壓 .......................................................................................... 61 計算礦井總風阻和總等積孔 ................................................................... 61 選擇礦井通風設(shè)備 ........................................................................................ 62 礦井通風設(shè)備選擇的要求 ...................................................................... 62 主要通風機的選擇 .................................................................................. 63 主要通風機參數(shù) ...................................................................................... 67 選擇電動 機 ............................................................................................... 67 概算礦井通風電費 ........................................................................................ 68 6 通風構(gòu)筑物的設(shè)置 ............................................................................................... 70 通風構(gòu)筑物的設(shè)置與要求 ............................................................................ 70 通風網(wǎng)絡(luò)的要求 ...................................................................................... 70 通風構(gòu)筑物的要求 .................................................................................. 70 主要通風機附屬設(shè)備設(shè)置與要求風硐 ...................................................... 71 7 災(zāi)害預(yù)防措施 ....................................................................................................... 73 瓦斯防治 ........................................................................................................ 73 風塵防治 ........................................................................................................ 74 井下火災(zāi)預(yù)防 ................................................................................................ 75 井下水災(zāi)防治 ................................................................................................ 75 結(jié) 論 ....................................................................................................................... 77 致 謝 ....................................................................................................................... 78 參考文獻 ................................................................................................................... 79 IV CONTENTS ABSTRACT ................................................................................................................ I Chapter one mining and security situation field geological feature ..................... 1 Mining area survey ............................................................................................ 1 Location and transportation......................................................................... 1 Terrain and river .......................................................................................... 1 weather conditions ...................................................................................... 2 Mine water .................................................................................................. 2 geological features ............................................................................................. 2 Geological structure .................................................................................... 2 structure ....................................................................................................... 3 coal seam ..................................................................................................... 3 Survey work ................................................................................................ 6 Mine Safety Overview ....................................................................................... 6 Regional hydrogeology ............................................................................... 6 Ida Min geological conditions ..................................................................... 7 Chapter two coal reserves and production capacity .............................................. 9 The boundary and reserves ................................................................................ 9 Field boundaries .......................................................................................... 9 Mine production capacity and service life of .................................................. 10 Mine system of work ................................................................................. 10 Chapter three field explored and mining area ventilation .................................. 11 Field development way.....................................................................................11 Field development way ..............................................................................11 The wellbore number of location ...............................................................11 Horizontal partitioning and vertical highstage ................................................11 V The ma