【正文】 .... 16 礦井永久保護(hù)煤柱損失量 .......................................................................................... 17 礦井設(shè)計(jì)儲(chǔ)量 ............................................................................................................ 17 第三章 礦井工作制度、設(shè)計(jì)生產(chǎn)能力及服務(wù)年限 ....................................................................... 19 礦井工作制度 ....................................................................................................................... 19 礦井設(shè)計(jì)生產(chǎn)能力及服務(wù)年限 .............................................................................................. 19 確定依據(jù) ................................................................................................................... 19 礦井 設(shè)計(jì)生產(chǎn)能力 ...................................................................................................... 19 井型校核 .................................................................................................................... 20 第四章 井田開(kāi)拓 ........................................................................................................................ 21 概述 ..................................................................................................................................... 21 影響礦井開(kāi)拓的主要因素 .......................................................................................... 21 確定井田開(kāi)拓方式 ..................................................................................................... 21 開(kāi)采水平的確定及采（盤(pán)）區(qū)劃分 ............................................................................ 22 方案比較 .................................................................................................................... 23 井筒位置的確定 ................................................................................................................... 29 工業(yè)場(chǎng)地的位置 ........................................................................................................ 29 河北工程大學(xué)畢業(yè)設(shè)計(jì)（論文） 4 井筒 .......................................................................................................................... 30 開(kāi)采水平 .............................................................................................................................. 32 水平高度的確定 ........................................................................................................ 32 設(shè)計(jì)水平的巷道布置 ................................................................................................. 33 采區(qū)劃分及開(kāi)采順序 ............................................................................................................ 34 采區(qū)劃分 ................................................................................................................... 34 開(kāi)采順 序 ................................................................................................................... 34 井底車(chē)場(chǎng) .............................................................................................................................. 35 確定井底車(chē)場(chǎng)的形式 ................................................................................................. 35 車(chē)場(chǎng)內(nèi)各種存車(chē)線(xiàn)長(zhǎng)度計(jì)算 ...................................................................................... 36 軌型、道岔及曲線(xiàn)巷道參數(shù) ...................................................................................... 38 馬頭門(mén)線(xiàn)路的平面布置計(jì)算 ...................................................................................... 38 井底車(chē)場(chǎng)的調(diào)車(chē)方式 ................................................................................................. 39 井底車(chē)場(chǎng)各硐室布置 ................................................................................................. 39 開(kāi)拓系統(tǒng)綜述 ....................................................................................................................... 42 開(kāi)拓系統(tǒng) ................................................................................................................... 42 初期井巷工程量 ........................................................................................................ 43 三量計(jì)算 ................................................................................................................... 43 第五章 采煤方法和采取巷道布置 ............................................................................................... 44 煤層的地質(zhì)特征 ................................................................................................................... 44 采區(qū)概況 ................................................................................................................... 44 采區(qū)瓦斯 ................................................................................................................... 44 煤塵爆炸性和自然發(fā)火傾向 ...................................................................................... 44 采煤方法和回采工藝 ............................................................................................................ 44 采煤方法的選擇 ........................................................................................................ 44 回采工藝的確定 ........................................................................................................ 45 ............................................................................................................ 47 工作面長(zhǎng)度確定 ........................................................................................................ 52 工作面長(zhǎng)度合理性的檢驗(yàn) .......................................................................................... 52 工作面支護(hù)方式、支架規(guī)格和布置方式 ..................................................................... 53 ........................................................................................... 54 循環(huán)作業(yè)方式及經(jīng) 濟(jì)技術(shù)指標(biāo) ................................................................................... 55 各工藝過(guò)程的安全注意事項(xiàng) ...................................................................................... 58 采區(qū)巷道和生產(chǎn)系統(tǒng) ..............................................................................................