【正文】 ............................................................................................10 瓦斯和煤塵 .......................................................................................................122 井田境界及儲量 ...................................................................................................................13 井田境界 .....................................................................................................................13 井田劃分依據(jù) ...................................................................................................13 井田境界確定 ...................................................................................................13 井田工業(yè)儲量的計算 .................................................................................................13 井田地質(zhì)儲量 ...................................................................................................13 工業(yè)儲量的確定 ...............................................................................................14 井田可采儲量 .............................................................................................................14 永久煤柱煤量 ...................................................................................................14 礦井可采儲量計算 ...........................................................................................17 礦井儲量匯總表 ...............................................................................................173 礦井工作制度和設計生產(chǎn)能力 ...........................................................................................18 礦井工作制度 .............................................................................................................18 礦井設計生產(chǎn)能力及服務年限 .................................................................................184 井田開拓 ...............................................................................................................................21 井田開拓的基本問題 .................................................................................................21 確定井筒的形式、數(shù)目、配置 .......................................................................21 確定工業(yè)廣場及井口位置 ...............................................................................22 確定開采水平和階段高度 ...............................................................................23 開采水平布置及井底車場的選型 ...................................................................24 采區(qū)劃分及其布置 ...........................................................................................25 井田開拓設計方案比較 .............................................................................................26 開拓方案技術比較 ...........................................................................................26 經(jīng)濟比較 ...........................................................................................................29 綜合比較 ...........................................................................................................31 礦井基本巷道 .............................................................................................................31 井筒 ...................................................................................................................31 井底車場 ...........................................................................................................34 主要開拓巷道 ...................................................................................................36華北科技學院畢業(yè)設計（論文）5 采區(qū)巷道布置 .......................................................................................................................41 煤層地質(zhì)特征 .............................................................................................................41 可采煤層情況 ...................................................................................................41 煤種及煤質(zhì)變化 ...............................................................................................41 各煤層頂?shù)装鍘r性 ...........................................................................................41 采區(qū)巷道布置及生產(chǎn)系統(tǒng) .........................................................................................42 確定采區(qū)走向長度 ...........................................................................................42 確定區(qū)段斜長和區(qū)段數(shù)目 ...............................................................................42 煤柱尺寸的確定 ...............................................................................................43 采區(qū)上下山的布置 ...........................................................................................43 區(qū)段平巷的布置 ...............................................................................................44 聯(lián)絡巷道的布置 ...............................................................................................44 采區(qū)運輸、通風運料等系統(tǒng)的確定 ...............................................................44 采區(qū)車場設計 .............................................................................................................46 采區(qū)上部車場形式的選擇 ...............................................................................46 采取中部車場形式的選擇 ...............................................................................47 采區(qū)下部車場的選擇及設計 ...........................................................................47 采區(qū)主要硐室的布置 .......................................................................................52 采區(qū)采掘計劃 .............................................................................................................55 采區(qū)主要巷道參數(shù)確定 ...................................................................................55 確定采區(qū)生產(chǎn)能力 ...........................................................................................61 計算采區(qū)回采率 ...............................................................................................626 采煤方法 ...............................................................................................................................63 采煤方法和回采工藝 ..........................................................