【正文】 7 方案技術(shù)比較 ......................................................................................................30 方案經(jīng)濟比較 ......................................................................................................31第三章 大巷運輸及設備 ..................................................................................................32 大巷運輸方式選擇 ............................................................................................................32 大巷煤炭運輸方式選擇 ......................................................................................32 大巷輔助運輸方式選擇 ......................................................................................32 運輸系統(tǒng) ..............................................................................................................33 礦 車 ............................................................................................................................3礦井車輛配備 ...................................................................................................33 運輸設備 ............................................................................................................................34 主要運輸設備 ......................................................................................................34 輔助運輸設備 ......................................................................................................35第四章 采區(qū)布置及裝備 ..................................................................................................38 采區(qū)布置 ............................................................................................................................38 移交生產(chǎn)時帶區(qū)數(shù)目及位置 ..............................................................................38 達到設計產(chǎn)量時的工作面數(shù)目及位置 ..............................................................38 開采順序及接續(xù)關(guān)系 ..........................................................................................39 采區(qū)通風與排水 ..................................................................................................39 采區(qū)劃分 ............................................................................................................................39 采煤方法 ............................................................................................................................40 采煤方法的選擇 ..................................................................................................40 工作面參數(shù)的確定 ..............................................................................................44 工作面生產(chǎn)能力及回采工藝 ..............................................................................474..4 采區(qū)巷道布置 ...................................................................................................................50 巷道掘進與掘進機械化 ....................................................................................................50 巷道斷面與支護方式 ..........................................................................................50 巷道掘進指標 ......................................................................................................50 掘進工作面?zhèn)€數(shù)及掘進設備 ..............................................................................51 工作面設備確定 ................................................................................................................51 勞動組織 ............................................................................................................................59 主要經(jīng)濟技術(shù)指標分析 ....................................................................................................59 經(jīng)濟技術(shù)指標 ......................................................................................................59 工作面經(jīng)濟技術(shù)指標表見表（481） .............................................................59第五章 礦井通風與安全 ..................................................................................................61 擬定礦井通風系統(tǒng) ............................................................................................................61 礦井通風系統(tǒng)的基本要求 ..................................................................................61 礦井通風類型的確定 ..........................................................................................62 設計服務范圍的確定 ..........................................................................................63 通風系統(tǒng) ..............................................................................................................64 礦井通風容易與困難時期的通風阻力計算 .........................................................64 計算礦井總風量 ................................................................................................................68 按井下同時工作的最多人數(shù)計算礦井總風量 ..................................................68 按井下采煤、掘進、硐室及其他工作地點實際需風量總和計算 ..................68 礦井通風設備的選型 ........................................................................................................69 計算礦井通風等積孔 ........................................................................................................70 預防瓦斯、火、礦塵、水和頂板等事故的安全技術(shù)措施 ............................................70 預防瓦斯和煤塵爆炸的措施 ..............................................................................71 煤層自燃火災的防治 ..........................................................................................71 氮氣防滅火系統(tǒng) ..................................................................................................72 輔助防滅火系統(tǒng) ..................................................................................................74 綜采放頂煤工作面防滅火其它措施 ..................................................................74 外因火災的防治 ..................................................................................................75 水災的防治措施 ..................................................................................................76 避災絡線及安全出口 ..........................................................................................76 安全標志牌 .............................................................................................