【文章內(nèi)容簡(jiǎn)介】 風(fēng)機(jī)工作方式的確定 ............................................................................... 77 帶區(qū)通風(fēng)方式的確定 ........................................................................................... 77 工作面通風(fēng)方式 ................................................................................................... 78 帶區(qū)及全礦所需風(fēng)量 ..................................................................................................... 79 風(fēng)量計(jì)算的標(biāo)準(zhǔn)及原則 ....................................................................................... 79 礦井通風(fēng)容易時(shí)期 和困難時(shí)期 ........................................................................... 79 礦井總風(fēng)量計(jì)算 ................................................................................................... 82 風(fēng)量分配及風(fēng)速驗(yàn)算 ........................................................................................... 85 全礦通風(fēng)阻力的計(jì)算 ..................................................................................................... 86 礦井通風(fēng)總阻力計(jì)算原則 ................................................................................... 86 容易、困難時(shí)期通風(fēng)阻力計(jì)算 ........................................................................... 87 礦井總風(fēng)阻和等積孔計(jì)算 ................................................................................... 89 通風(fēng)構(gòu)筑物 ........................................................................................................... 89 防漏風(fēng)和降風(fēng)阻的措施 ....................................................................................... 90 通風(fēng)機(jī)選型 ..................................................................................................................... 90 選擇主要通風(fēng)機(jī) ................................................................................................... 90 防止特殊災(zāi)害的安全措施 ............................................................................................. 92 預(yù)防瓦斯和煤塵爆炸的措施 .............................................................................. 92 預(yù)防煤塵爆炸的措施 .......................................................................................... 93 預(yù)防井下火災(zāi)的措施 .......................................................................................... 93 粉塵的綜合防治 .................................................................................................. 94 預(yù)防井下水災(zāi)的措施 .......................................................................................... 94 井下安全監(jiān)控設(shè)備選型及布置、自救器的配備 .............................................. 94 10 設(shè)計(jì)礦井基本技術(shù)經(jīng)濟(jì)指標(biāo) ................................................................................................ 96 參考文獻(xiàn) ...................................................................................................................................... 97 煤巷錨桿支護(hù)技術(shù)研究與應(yīng)用 .................................................................................................. 98 引言 .............................................................................................................................................. 98 1 我國(guó)煤礦巷道支護(hù)的發(fā)展過程 ............................................................................................... 99 2 煤巷圍巖破壞機(jī)理及錨桿支護(hù)技術(shù) ..................................................................................... 101 煤巷圍巖破壞類型及破壞機(jī)理 ................................................................................... 101 煤巷圍巖破壞類型 ............................................................................................. 101 煤巷圍巖破壞機(jī)理 ............................................................................................. 101 錨桿支護(hù)技術(shù) ............................................................................................................... 101 錨桿支護(hù)技術(shù)簡(jiǎn)介 ............................................................................................. 101 錨桿支護(hù)技術(shù)作用原理 ..................................................................................... 101 錨桿支護(hù)種類 ............................................................................................................... 103 錨桿桿體 ............................................................................................................. 103 樹脂錨固劑 ......................................................................................................... 103 以錨桿為主的聯(lián)合支護(hù) ..................................................................................... 103 3 影響錨桿支護(hù)質(zhì)量的因素及監(jiān)測(cè) ......................................................................................... 105 影響因素 ....................................................................................................................... 105 施工不合理 ......................................................................................................... 105 設(shè)計(jì)不合理 ......................................................................................................... 105 地質(zhì)條件變化 ..................................................................................................... 106 支護(hù)材料的選用 ................................................................................................. 106 監(jiān)測(cè)不全面 ......................................................................................................... 106 施工保障安全措施 ....................................................................................................... 106 工程監(jiān)測(cè) ....................................................................................................................... 106 4 煤巷錨桿支護(hù)技術(shù)在王莊煤礦的應(yīng)用 ................................................................................. 108 王莊煤礦簡(jiǎn)介 ............................................................................................................... 108 錨桿支護(hù)技術(shù)在 王莊 礦的應(yīng)用 ................................................................................... 108 大巷支護(hù) ............................................................................................................. 108 回采巷道支 護(hù) ...................................................................