【正文】 .............. 1 1 礦區(qū)及安全概況井田地質(zhì)特征 ............................................................................. 1 礦區(qū)概況 .......................................................................................................... 1 交通位置 ................................................................................................... 1 地形地勢(shì) ................................................................................................... 2 河流 ........................................................................................................... 2 氣象 ........................................................................................................... 2 煤田開發(fā)史 ............................................................................................... 2 礦區(qū)經(jīng)濟(jì)概況 ........................................................................................... 3 水源及電源 ............................................................................................... 3 當(dāng)?shù)丨h(huán)?，F(xiàn)狀及存在問題 ....................................................................... 3 井田地質(zhì)特征 .................................................................................................. 4 地質(zhì)構(gòu)造 .................................................................................................... 4 煤層及煤質(zhì) ............................................................................................... 5 地質(zhì)勘探程度 ........................................................................................... 5 礦井安全概況 .................................................................................................. 6 水文地質(zhì)特征 ........................................................................................... 6 瓦斯賦存狀況 ........................................................................................... 7 煤塵爆炸危險(xiǎn)性，預(yù)防煤塵爆炸措施 ................................................... 7 煤的自然 ................................................................................................... 8 井下高溫的處理措施 ............................................................................... 8 2 礦井透水事故分析及井下水災(zāi)處理 ....................................................... 8 2 礦井儲(chǔ)量與生產(chǎn)能力 ........................................................................................... 10 井田境界及儲(chǔ)量 ................................................................................................ 10 井田境界 ..................................................................................................... 10 儲(chǔ)量 ......................................................................................................... 10 礦井生產(chǎn)能力及服務(wù)年限 ............................................................................ 11 礦井工作制度 ......................................................................................... 11 礦井設(shè)計(jì)生產(chǎn)能力及服務(wù)年限 ............................................................. 11 3 井田開拓 ............................................................................................................... 12 井田開拓 ........................................................................................................ 12 井田開拓方式 ......................................................................................... 12 井筒 ......................................................................................................... 12 水平劃分及階段垂高 ..................................................................................... 13 水平劃分 ................................................................................................. 13 巷道布置及選擇 ..................................................................................... 13 礦 井開采接續(xù) ................................................................................................ 25 采區(qū)劃分 ................................................................................................. 25 開采接續(xù) ................................................................................................. 25 4 采區(qū)通風(fēng)設(shè)計(jì) ....................................................................................................... 25 采區(qū)通風(fēng) ........................................................................................................ 26 采區(qū)概況 ................................................................................................. 26 采區(qū)通風(fēng)設(shè)計(jì)原則及要求 ..................................................................... 27 采區(qū)參數(shù) ................................................................................................. 30 巷道及斷面布置形式 ............................................................................. 30 開采順序 ................................................................................................. 31 通風(fēng)布置 ................................................................................................. 31 3 局部通風(fēng) ........................................................................................................ 31 局部通風(fēng)設(shè)計(jì)原則 ................................................................................. 31 局部通風(fēng)方法 ......................................................................................... 31 風(fēng)筒選擇 ................................................................................................. 32 局部通風(fēng)機(jī)選擇 ..................................................................................... 35 局部通風(fēng)的安全措施 ............................................................................. 39 5 礦井通風(fēng)設(shè)計(jì) ....................................................................................................... 41 瓦斯煤塵自然發(fā)火情況 ................................................................................ 41 井田的煤和瓦斯等情況 ......................................................................... 41 對(duì)各水平瓦斯等級(jí)變化的預(yù)計(jì) .............................................................. 41 擬定礦井通風(fēng)系統(tǒng) ............................