【正文】 .............52 端頭支護(hù)及超前支護(hù)方式 ..................................................................................54 循環(huán)作業(yè)方式及經(jīng)濟(jì)技術(shù)指標(biāo) ..........................................................................55 工作面機(jī)電設(shè)備及經(jīng)濟(jì)技術(shù)指標(biāo) ......................................................................57 各 工藝過程的安全注意事項(xiàng) ............................................................................58 采區(qū)巷道和生產(chǎn)系統(tǒng) .................................................................................................63 概述 ................................................................................................................63 采區(qū)生產(chǎn)能力 ..................................................................................................63 采區(qū)上山布置 ..................................................................................................64 區(qū)段劃分 .........................................................................................................65 采區(qū)生產(chǎn)系統(tǒng) ..................................................................................................65 采區(qū)車場(chǎng)設(shè)計(jì)及硐室 .................................................................................................65 采區(qū)上、中部車場(chǎng) ...........................................................................................65 采區(qū)下部車場(chǎng) ..................................................................................................66 采區(qū)硐室設(shè)計(jì) ..................................................................................................66 河北工程學(xué)院畢業(yè)設(shè)計(jì)（論文） 3 采區(qū)采掘計(jì)劃 ...........................................................................................................68 采區(qū)巷道的斷面和支護(hù)形式 .............................................................................68 工作面推進(jìn)度、年產(chǎn)量及采區(qū)回采率 ...............................................................68 第六章 礦井運(yùn)輸 ....................................................................................................................69 綜述 .........................................................................................................................69 礦井生產(chǎn)能力和工作能力 .................................................................................69 煤層及煤質(zhì) ......................................................................................................69 運(yùn)輸距離和貨載量 ...........................................................................................69 礦井運(yùn)輸系統(tǒng) ..................................................................................................70 礦井提升概述 ..................................................................................................70 采區(qū)運(yùn)輸設(shè)備的選擇 .................................................................................................71 設(shè)備選型原則 ..................................................................................................71 采區(qū)運(yùn)輸設(shè)備選型及能 力驗(yàn)算 ..........................................................................71 主要巷道運(yùn)輸設(shè)備的選擇 ..........................................................................................73 主運(yùn)輸大巷設(shè)備選擇 ........................................................................................73 ...................................................................................................................74 主井提升 ..........................................................................................................74 副井提升設(shè)備的選擇 .........................................................................................80 第七章 礦井通風(fēng)與安全 .........................................................................................................82 礦井通風(fēng)方式與通風(fēng)系統(tǒng) ..........................................................................................82 煤層特征 .........................................................................................................82 選擇通風(fēng)系統(tǒng)的原則 ........................................................................................82 礦井通風(fēng)方式及通風(fēng)系統(tǒng) .................................................................................82 通風(fēng)系統(tǒng) 概述 ..................................................................................................84 采區(qū)及全礦所需風(fēng)量 .................................................................................................84 配風(fēng)的原則和方法 ...........................................................................................84 配風(fēng)的依據(jù) ......................................................................................................84 采區(qū)及全礦所需風(fēng)量計(jì)算 .................................................................................85 礦井通風(fēng)阻力計(jì)算 ....................................................................................................89 礦井最大阻力路線 ............................................................................................89 礦井通風(fēng)阻力計(jì)算 ............................................................................................90 礦井通風(fēng)總阻力 ...............................................................................................92 兩個(gè)時(shí)期的礦井總風(fēng)阻和總等積孔 ...................................................................93 扇風(fēng)機(jī)選型 ...............................................................................................................94 選擇風(fēng)機(jī)的基本原則 ........................................................................................94 選擇主要通風(fēng)機(jī) ...............................................................................................94 防止特殊災(zāi)害的安全措施 ..........................................................................................96 瓦斯 ................................................................................................................96 粉塵 ................................................................................................................97 水災(zāi)預(yù)防 ..........................................................................................................99