【正文】 ................................................................ 34 井筒數(shù)目 ............................................................................................... 38 水平劃分 ............................................................................................... 38 煤層分組 ............................................................................................... 39 大巷布置 ............................................................................................... 39 煤層開(kāi)采順序 ........................................................................................ 39 采區(qū)劃分與接替 ..................................................................................... 39 井筒特征 .......................................................................................................... 40 井筒用途、布置及裝備 .......................................................................... 40 井壁結(jié)構(gòu)及井筒施工方法 ....................................................................... 43 井底車場(chǎng)及硐室 ............................................................................................... 43 井底車場(chǎng)布置 ........................................................................................ 43 井底車場(chǎng)主要硐室 ................................................................................. 43 井底車場(chǎng)主要巷道和硐室支護(hù)方式 ......................................................... 45 開(kāi)采順序及采區(qū)、采煤工作面的配置 ................................................................ 45 煤層分組和開(kāi)采順序 .............................................................................. 45 保證年產(chǎn)量的同采采區(qū)數(shù)和工作面數(shù) ..................................................... 45 井巷工程量和建井工期 ..................................................................................... 46 建井工期 ............................................................................................... 46 井巷工程量 ............................................................................................ 47 4 采煤方法 .................................................................................................................... 48 采煤方法的選擇 ............................................................................................... 49 采區(qū)巷道布置 ........................................................................................ 52 采區(qū)車場(chǎng)和硐室 ..................................................................................... 54 巷道掘進(jìn)及機(jī)械化 ................................................................................. 54 采區(qū)生產(chǎn)系統(tǒng) ........................................................................................ 57 采煤工藝設(shè)計(jì) ................................................................................................... 57 回采工作面參數(shù)的確定 .......................................................................... 57 主要采煤設(shè)備選型 ................................................................................. 58 工作面生產(chǎn)能力計(jì)算 .............................................................................. 65 工作面接替順序 ..................................................................................... 66 回采工序及工序安排 .............................................................................. 68 5 通風(fēng)與安全 ................................................................................................................. 70 礦井通風(fēng)系統(tǒng)的選擇 ............................................................................................... 70 礦井通風(fēng)系統(tǒng) ........................................................................................ 70 風(fēng)井?dāng)?shù)目及服務(wù)范圍 .............................................................................. 70 掘進(jìn)通風(fēng)及硐室通風(fēng) .............................................................................. 70 風(fēng)量計(jì)算及風(fēng)量分配 ........................................................................................ 73 風(fēng)量計(jì)算及分配 ..................................................................................... 73 通風(fēng)設(shè)施、 防止漏風(fēng)和降低風(fēng)阻的措施 .................................................. 77 反風(fēng)方式及反風(fēng)設(shè)施 .............................................................................. 78 全礦通風(fēng)阻力計(jì)算 ............................................................................................ 79 通風(fēng)阻力 ............................................................................................... 79 扇風(fēng)機(jī)選型 ...................................................................................................... 83 選擇主扇 ............................................................................................... 83 通風(fēng)設(shè)備選型 ........................................................................................ 83 6 運(yùn)輸、提升及排水 ...................................................................................................... 87 礦井運(yùn)輸 .......................................................................................................... 87 大巷煤炭運(yùn)輸方式選擇 .......................................................................... 87 采區(qū)主要煤炭運(yùn)輸方式及設(shè)備 ................................................................ 93 礦井一期輔助運(yùn)輸設(shè)備 .......................................................................... 94 礦井提升 .......................................................................................................... 98 主斜井提升設(shè)備 ..................................................................................... 98 礦井排水 ..................................................................................................103 概述 .....................................................................................................103 排水設(shè)備選型計(jì)算 ................................................................................103 7技術(shù)經(jīng)濟(jì)指標(biāo) .............................................................................................................106 致謝 .......................................................................................................................