【正文】 ..12 礦井工業(yè)儲(chǔ)量 ....................................................................................................12 礦井設(shè)計(jì)儲(chǔ)量 ....................................................................................................13 礦井設(shè)計(jì)可采儲(chǔ)量 ............................................................................................14 礦井年產(chǎn)量及服務(wù)年限 .....................................143 井田開拓 ....................................................17 概述 ......................................................17 礦區(qū)的開拓方式概述及評價(jià) ............................................................................17 影響礦井開拓的主要因素 ................................................................................17 井田開拓 ..................................................17 對井田開拓中若干問題分析 ............................................................................17 方案的提出 ........................................................................................................18 井筒特征 .................................................21 井筒斷面尺寸 ................................................................................................21 井壁的支護(hù)材料及井壁厚度 ...........................................................................23 井筒深度 ............................................................................................................23 井底車場 ..................................................24 確定井底車場的形式 ........................................................................................24 線路總平面布置設(shè)計(jì)及平面 ............................................................................24 副井馬頭門線路 ................................................................................................26 井底車場通過能力計(jì)算 ....................................27 確定井底車場主要巷道斷面及硐室位置 ........................27 主要巷道斷面 ....................................................................................................27 井底車場硐室 ....................................................................................................28 開采順序及采區(qū)、采煤工作面的配置 ..........................29 開采順序 ............................................................................................................29 保證年產(chǎn)量的同采帶區(qū)和工作面數(shù) ................................................................30 采區(qū)工作面配置 ................................................................................................30 礦井產(chǎn)量的驗(yàn)算 ................................................................................................31 井巷工程量和建井工期 ......................................314 準(zhǔn)備方式 ....................................................33 采煤方法的選擇 ............................................33 采區(qū)巷道布置及生產(chǎn)系統(tǒng) ....................................33 采區(qū)走向長度的確定 ........................................................................................33 區(qū)段斜長及區(qū)段數(shù)目 ........................................................................................34 煤柱尺寸 ............................................................................................................34 采區(qū)上下山布置 ................................................................................................34 采區(qū)車場形式選擇 ............................................................................................34 采區(qū)硐室 ............................................................................................................35 采區(qū)生產(chǎn)系統(tǒng) ....................................................................................................35 回采工藝設(shè)計(jì) ..............................................35 概述 ....................................................................................................................35 綜采工作面回采工藝設(shè)計(jì) ................................................................................365 礦井運(yùn)輸、提升、排水及采區(qū)供電 ..............................39 礦井運(yùn)輸 ..................................................39 井下運(yùn)輸系統(tǒng)和運(yùn)輸方式的確定 ....................................................................39 采區(qū)運(yùn)輸設(shè)備的選型 ........................................................................................39 礦井提升 ................................................43 礦井提升的依據(jù)和資料 ....................................................................................43 設(shè)備型號(hào)及數(shù)量 ................................................................................................43 主井提升設(shè)備選型計(jì)算 ....................................................................................44 副立井提升容器確定 ........................................................................................45 提升鋼絲繩計(jì)算選擇 ........................................46 提升鋼絲繩的計(jì)算 ........................................................................................46 多繩摩擦式提升機(jī)的選擇 ............................................................................49 礦井排水 ..................................................50 概述 ....................................................................................................................50 水設(shè)備選型計(jì)算 ................................................................................................50 管道特性曲線及工況 ....................................................................................526 礦井通風(fēng)與安全技術(shù) .........................................56 礦井通風(fēng)系統(tǒng)的選擇 .......................................56 選擇原則 ............................................................................................................56 選擇礦井主扇的工作方法 ................................................................................57 選擇礦井通風(fēng)方式 ............................................................................................57 風(fēng)量計(jì)算及風(fēng)量分配 .......................................57 風(fēng)量計(jì)算 ............................................................................................................57 全礦通風(fēng)阻力計(jì)算 .........................................60 計(jì)算原則 ............................................................................................................60 計(jì)算方法 ..