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【正文】 田的依據(jù) ..............................................................................8 井田未來發(fā)展情況 ..........................................................................8 井田儲(chǔ)量 ....................................................................................................8 井田儲(chǔ)量的計(jì)算 ..............................................................................8 保安煤柱 ..........................................................................................9 儲(chǔ)量計(jì)算方法 ................................................................................10 儲(chǔ)量計(jì)算的評(píng)價(jià) ............................................................................12 礦井工作制度、生產(chǎn)能力、服務(wù)年限 .....................................................12 礦井工作制度 ..................................................................................12 設(shè)計(jì)生產(chǎn)能力和服務(wù)年限 ..............................................................12IV / 88 礦井服務(wù)年限的確定 ......................................................................12第 3 章 井田開拓 ......................................................................................................14 概述 .............................................................................................................14 礦井開拓方案的選擇 .................................................................................14 井筒形式和井筒位置 ......................................................................14 井筒的位置 ......................................................................................21 開采水平的數(shù)目及標(biāo)高 ..................................................................23 開拓巷道的布置 ..............................................................................24 選定開拓方案的系統(tǒng)描述 .........................................................................26 井硐形式和數(shù)目 ..............................................................................26 井筒位置及坐標(biāo) ..............................................................................26 水平數(shù)目及高度 ..............................................................................27 石門、大巷數(shù)目及布置 ..................................................................27 井底車場(chǎng)的形式及選擇 ..................................................................29 煤層群的聯(lián)系 ..................................................................................29 采區(qū)劃分 ..........................................................................................29 井硐布置和施工 .........................................................................................30 井硐穿過的巖層性質(zhì)及井硐支護(hù) ..................................................30 井硐布置及裝備 ...............................................................................31 井筒延深意見 ..................................................................................33 井底車場(chǎng)及硐室 .........................................................................................33 井底車場(chǎng)形式的確定及論證 ..........................................................33 井底車場(chǎng)的布置 ...............................................................................34 井底車場(chǎng)主要硐室 ..........................................................................34 開采順序 .....................................................................................................34 沿煤層走向的開采順序 ..................................................................34 沿井田傾向的開采順序 ..................................................................35 采區(qū)接續(xù)計(jì)劃 ..................................................................................35第 4 章 采區(qū)巷道布置及采區(qū)生產(chǎn)系統(tǒng) ..................................................................36 采區(qū)概述 .....................................................................................................36 采區(qū)布置的要求 ..............................................................................36 設(shè)計(jì)采區(qū)的位置、邊界,范圍及采區(qū)煤柱 ..................................36 采區(qū)的地質(zhì)和煤層情況 ..................................................................36 采區(qū)的生產(chǎn)能力、儲(chǔ)量和服務(wù)年限 ..............................................36 采區(qū)巷道布置 .............................................................................................36V / 88 區(qū)段劃分 ..........................................................................................36 采區(qū)上山布置 ..................................................................................37 采區(qū)車場(chǎng)布置 ..................................................................................37 煤倉形式、容量及支護(hù) ..................................................................38 采區(qū)硐室簡(jiǎn)介 ..................................................................................38 回采工作面的接續(xù) ..........................................................................39 采區(qū)準(zhǔn)備 .....................................................................................................40 采區(qū)巷道的準(zhǔn)備順序 ......................................................................40 主要巷道的斷面圖 ..........................................................................40第 5 章 采煤方法 ......................................................................................................42 采煤方法的選擇 .........................................................................................42 回采工藝 .....................................................................................................42 選擇和決定回采工作面的工藝過程及使用的機(jī)械設(shè)備 ..............42 設(shè)備選型 ..........................................................................................43 選擇采煤工作面循環(huán)方式和勞動(dòng)組織形式 ..................................43第 6 章 井下運(yùn)輸與礦井提升 ..................................................................................46 礦井井下運(yùn)輸 .............................................................................................46 運(yùn)輸方式和運(yùn)輸系統(tǒng)的確定 ..........................................................46 礦車的選型及數(shù)量 ..........................................................................46 采區(qū)運(yùn)輸設(shè)備的選擇 ......................................................................47 礦井提升系統(tǒng) ..................................
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