【正文】 ................... 33 第 3 章 礦井工作制度、設(shè)計(jì)生產(chǎn)能力及服務(wù)年限 ......................................................... 34 礦井工作制度 ........................................................................................................ 34 礦井設(shè)計(jì)生產(chǎn)能力及服務(wù)年限 ............................................................................ 34 第 4 章 井田開(kāi)拓 ................................................................................................................. 35 概述 ........................................................................................................................ 35 井田概況 ...................................................................................................... 35 開(kāi)拓方案技術(shù)比較 ...................................................................................... 36 開(kāi)拓方案經(jīng)濟(jì)比較 ..................................................................................... 38 井筒位置的確定 .................................................................................................... 40 井筒位置 ...................................................................................................... 40 井筒的用途及規(guī)格 ..................................................................................... 40 開(kāi)采水平的設(shè)計(jì) .................................................................................................... 42 水平高度的確定 ......................................................................................... 42 設(shè)計(jì)水平巷道布置 ................................................................................... 42 采區(qū)劃分 ................................................................................................................ 42 井底車場(chǎng) ................................................................................................................ 42 概述 ............................................................................................................. 42 井底車場(chǎng)的選擇原則 ................................................................................. 43 井底車場(chǎng)形式的確定依據(jù) ......................................................................... 43 井底車場(chǎng)線路設(shè)計(jì) ..................................................................................... 43 第 5 章 采區(qū)巷道布置 ......................................................................................................... 45 煤層的地質(zhì)特征 .................................................................................................... 45 采區(qū)位置及范圍 ......................................................................................... 45 地質(zhì)構(gòu)造 ..................................................................................................... 45 水文地質(zhì)條件 ............................................................................................. 45 可采煤層的煤質(zhì)指標(biāo) 特征 ......................................................................... 45 開(kāi)采煤層的瓦斯及煤塵情況 ..................................................................... 45 采區(qū)巷道和生產(chǎn)系統(tǒng) ............................................................................................ 46 采區(qū)概況 ..................................................................................................... 46 采區(qū)布置 ..................................................................................................... 46 采區(qū)車場(chǎng)設(shè)計(jì)及硐室 ............................................................................................ 47 采區(qū)車場(chǎng) ..................................................................................................... 47 3 采區(qū)變電所 ................................................................................................. 49 采區(qū)煤倉(cāng) ..................................................................................................... 49 第 6 章 采煤方法 ................................................................................................................. 50 回采工藝方式 ........................................................................................................ 50 采煤方法的選擇 ......................................................................................... 50 回采工藝的確定 ......................................................................................... 50 采煤機(jī)械的選用 ......................................................................................... 50 工作面長(zhǎng)度的確定 ..................................................................................... 50 工作面長(zhǎng)度合理性的檢驗(yàn) ......................................................................... 51 工 作面的支護(hù)方式、支架規(guī)格和布置方式 ............................................. 51 各工藝過(guò)程的安全注意事項(xiàng) ..................................................................... 53 循環(huán)作業(yè)方式及各圖表 ............................................................................. 59 采區(qū)采掘計(jì)劃 ........................................................................................................ 61 第 7 章 井下運(yùn)輸 ................................................................................................................. 62 概述 ........................................................................................................................ 62 采區(qū)運(yùn)輸設(shè)備的選擇 ............................................................................................ 62 主要巷道運(yùn)輸設(shè)備的選擇 .................................................................................... 62 煤炭運(yùn)輸方式 ............................................................................................. 62 帶式輸送機(jī)的選擇 ..................................................................................... 63 電機(jī)車的選型設(shè)計(jì) ..................................................................................... 63 列車組成的驗(yàn)算 ......................................................................................... 65 電機(jī)車臺(tái)數(shù)的確定 ..................................................................................... 67 第 8 章 礦井提升 .............................................................