煤礦技改擴(kuò)能工程瓦斯綜合治理可行性研究報(bào)告

Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLine sToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaahF Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphFormaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLinesToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.Paragra phFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF 煤 礦技改擴(kuò)能工程 (二采區(qū) )瓦斯 綜合治理 可行性分析報(bào)告 第一章 礦井基本情況 第一節(jié) 概況 宏興 煤業(yè)有限公 司所屬的 某煤礦位 于普安縣 樓下鎮(zhèn)禹歇 村境內(nèi)， 是生產(chǎn)能力為 6 萬(wàn)噸 年的合法生產(chǎn)礦 井。礦井開采的主要煤層是 C17、 C19、 C24 號(hào)無(wú)煙煤，井田 面積 1.4331 平方公里，核實(shí)可利用儲(chǔ)量 1 257 萬(wàn)噸，可采儲(chǔ)量 901.12 萬(wàn)噸。根 據(jù)煤炭 市場(chǎng)的需求情況和企業(yè)發(fā)展的 需要，于 2005 年委托設(shè)計(jì)單位編制礦井技術(shù)改造開采方案，經(jīng)貴州省 煤炭 局關(guān)于對(duì)普安縣某煤礦開采方案設(shè)計(jì)的批復(fù)（黔煤規(guī)字 2005 136 號(hào)）文件批準(zhǔn)，同意某煤礦技改為 30 萬(wàn)噸 年，目前正在進(jìn)行新 系統(tǒng)技改擴(kuò)能工程建設(shè)施工。 交通位置： 礦 井由主干公路北到普安縣 城 66Km 接 320 國(guó)道，南至 興義市 52Km 接國(guó)道；南昆鐵路從礦區(qū)西南方向通過(guò)，距威舍站 4 0Km 距清水河站 20Km，對(duì)外交通較為方便。 2 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLine sToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaahF Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphFormaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLinesToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.Paragra phFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF 井田范圍：井田走向長(zhǎng)約 1.1km， 傾向 寬 1.4km，面積 1.4331km ， 核實(shí)可利用儲(chǔ)量 1257 萬(wàn)噸 ，可采儲(chǔ)量 901.12 萬(wàn)噸，礦界的 9 個(gè)拐點(diǎn)坐 標(biāo)為： A： X=2809070 Y=35486130； B： X=280 9900 Y=35487030； C： X=2808960 Y=35487540； D： X=280 8110 Y=35487090； E： X=2808170 Y=35486630； F： X=280 8320 Y=35486820； G： X=2808700 Y=35486550； H： X=280 8500 Y=35486210； 1 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLine sToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) 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Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF I： X=2808810 Y=35486060； 第二節(jié) 地 質(zhì)構(gòu) 造及煤層特征 礦區(qū) 總體為臺(tái)地 地貌，屬 中高山地 形。地面 植被較發(fā)育 ，灌木、 雜 草叢生，小沖 溝較多，并呈 樹枝狀展布 ，主要沖溝的 走向與地層傾 向 基本一致。礦 區(qū)北部為飛仙關(guān) 組中下部 地層，井田內(nèi) 最高點(diǎn)標(biāo)高海 拔 +1415m，最低點(diǎn)標(biāo)高海拔 +1075m，相 對(duì)高差在 340 m。含煤地層 多被 滑 坡及第四系坡 積物覆蓋，滑 坡一般有兩 級(jí)臺(tái)階，臺(tái)階 內(nèi)地形相對(duì)平 緩，礦區(qū)內(nèi)無(wú)大河流。 一、地層及主要地質(zhì)構(gòu)造 1、地質(zhì)特征 含水 層巖組： 為第四紀(jì)和 下三疊統(tǒng) 飛仙關(guān)組 。其中第四 紀(jì)為混雜 有沖擊、殘積、坡積的重力堆積物，厚度 0 15m。由 滑移巖 石塊體 及 砂 、泥和礫石組 成，主要分布 在溝谷和山 麓地帶，形成 覆蓋面大的孔 隙 含水層，由大 氣降雨直接補(bǔ)給 。飛仙關(guān) 組為薄至中厚層 狀砂巖、粘 土質(zhì)粉砂巖夾少許粘土巖、灰?guī)r ，厚度大于 253m，是位居含煤地層之 上含孔隙水的弱含水層，常形成高山、 陡坡。 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLine sToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaahF Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphFormaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLinesToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.Paragra phFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF 隔水層巖組：為二疊系上統(tǒng)龍?zhí)督M。龍?zhí)督M以鈣質(zhì)砂巖、粉砂 巖、 粉砂質(zhì)泥巖、硅質(zhì)巖夾煤層、煤線等組成，厚度 大于 263m。由于鈣質(zhì) 砂 巖、粉砂巖等 的孔隙水、裂 隙水常被粉 砂質(zhì)泥巖和煤層 阻隔，因而 龍?zhí)督M視為相對(duì)隔水層。 補(bǔ)給 、徑流、 排泄條件： 主要含水 層為第四 紀(jì)，所偏含 孔隙水主 要 由大氣降雨補(bǔ) 給，之后經(jīng)地 表溪流排泄 于區(qū)外，其流 量隨季節(jié)和降 水的變化而變化，一般為 17 升 /秒。 2 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLine sToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaahF Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphFormaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLinesToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.Paragra phFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF 2、地質(zhì)構(gòu)造 樓下 鎮(zhèn)某煤礦 在地質(zhì)構(gòu)造 單元分區(qū) 上屬揚(yáng)準(zhǔn)地 臺(tái)黔北臺(tái)隆 六盤水 斷 陷普安旋扭構(gòu) 造變形區(qū)的黔西 南渦輪構(gòu) 造，具體位于 該構(gòu)造單元內(nèi) 的牛角向斜之南西揚(yáng)起端了附近。褶皺 及 斷裂構(gòu)造發(fā)育。 （ 1）、褶曲 單斜構(gòu)造是礦區(qū) 的總體構(gòu)造 格架，巖性 主要為二迭系 上統(tǒng)龍?zhí)督M 含煤巖系，巖層產(chǎn)狀：傾向 150 260 ，傾 角 9 13， 但在礦 區(qū) 范圍內(nèi)由于受 南東側(cè)、北西 側(cè)及中產(chǎn)部 三條斷層的影響 ，致使單項(xiàng) 斜構(gòu)造被破壞，局部段發(fā)生褶曲。 （ 2）、斷層構(gòu)造 F1 斷層：出露于 礦區(qū)北西側(cè) 小營(yíng)上一帶 ，地貌上形 成溝塹，地 表 延伸約 1100m，呈北東向展布，傾向南東，傾角 63，斷距 5 0m；兩盤 均為龍?zhí)督M，為正斷層。 F2 斷層：出露于 礦區(qū) 中側(cè)小 營(yíng)上一帶， 地貌上形成 溝塹，地表 延 伸約 1300m，呈北西向展布，傾向南西，傾角 70，斷距 65 85m；兩 盤均為龍?zhí)督M，破壞了礦區(qū)內(nèi)煤層的連續(xù)性和完整性，為正斷層。 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLine sToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaahF Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphFormaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLinesToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.Paragra phFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF F3 斷層：出露于礦區(qū)東側(cè)，地貌上形成溝塹，地 表延伸約 1300m， 呈北東向展布，傾向北西，傾角 23 45，斷距 50 m；兩盤均為龍 潭組，為逆斷層。 F4 斷層：出露于礦區(qū)南西側(cè)，地貌 上形成 溝塹，地表延伸約 1000m， 呈北西向展布，傾向北東，傾角 45 70，斷距 50 m；兩盤 均為龍 潭組，為逆斷層。 由于礦區(qū)范圍內(nèi)斷層構(gòu)造發(fā)育，破壞了 區(qū)內(nèi)煤層 的完整 性，因 此， 3 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLine sToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) 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Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF 礦區(qū)構(gòu)造復(fù)雜。 二、煤層及煤質(zhì) 該礦井煤巖以條 帶狀、粒 狀結(jié)構(gòu)為主， 由鏡質(zhì)組分 及鏡質(zhì)顯微 組 分 ，惰性組分及 惰性顯微組分和 礦物雜質(zhì)組 成，在煤巖 中有機(jī)組分轉(zhuǎn) 化 成的有益組合 凝膠化、絲 炭化產(chǎn)物較 多；有害組分 氧化礦石、 硫化物、鹽類礦物較少。區(qū)內(nèi)煤巖以塊 狀為主，粉（土）狀次之。 在礦區(qū)含煤地層中，可 采煤層有 3 層 ，自上而下依次為： C17、 C19、 C24 號(hào)煤層，煤質(zhì) 均為無(wú)煙煤，各 煤層特征如下： C17 號(hào)煤層：平均厚度 3 .51m ，煤層結(jié)構(gòu)為層狀，較穩(wěn)定，煤層傾 角一般小于 15，多為 9 13 ，一 般在煤層中或中上部夾一層厚 10cm 的炭質(zhì) 頁(yè)巖、 炭質(zhì)泥 巖中含 星點(diǎn)狀 （小量團(tuán)塊狀） 黃鐵礦 。煤層 最大厚度 7 8m，最小厚度 1.85m，屬低灰中硫特低磷無(wú)煙煤。 C19 號(hào) 煤層：為礦區(qū)可采煤層之一，厚度 1.44 2.20m，平均 1. 86m， 產(chǎn) 出較穩(wěn)定，煤 層呈似層狀產(chǎn)出 ，產(chǎn)狀與 頂、底板產(chǎn)狀 基本一致，傾 角小于 15，煤層內(nèi)部結(jié)構(gòu)簡(jiǎn)單，為單層煤、常夾有一層厚約 8cm 的 炭 質(zhì)頁(yè)巖、炭質(zhì) 粘土巖和豆夾狀 夾矸，夾 矸在走向和傾向 上延伸一般 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) 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Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphFormaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLinesToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.Paragra phFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF 小于 1.5 2.0m，屬低灰中硫特低磷無(wú)煙煤。 C24 煤層：煤層主要呈似 層狀，局部呈透鏡狀產(chǎn)出， 是全 礦區(qū) 產(chǎn)出 較穩(wěn)定煤層之一，煤層產(chǎn)狀與圍巖一致 ，傾角 10 左右。在煤層 的中 部 通 常夾 一 層不 穩(wěn) 定和 含 黃鐵 礦 炭質(zhì) 頁(yè) 巖或 炭 質(zhì)泥 巖 ， 其厚 度 小于 1.20m。為此， C24 煤層在當(dāng)?shù)赜?C24 上、下煤層之 分。煤層厚度 1.30 4.00m，平均厚度 2.52m。屬低灰富硫特低磷無(wú)煙煤。 C18、 C20、 C25、 C28 煤層：該 4 層煤層在本 礦區(qū)范圍 內(nèi)均屬 不穩(wěn)定 或 4 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLine sToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaahF Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphFormaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLinesToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.Paragra phFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF 較 穩(wěn)定型，表現(xiàn) 為煤層的厚度小 ，結(jié)構(gòu)復(fù) 雜，并在空間 上變化較大， 在礦區(qū)內(nèi)局部地段可供開采。 三、礦井瓦斯、煤層自燃傾向性、煤塵 爆炸性 瓦斯：根據(jù)貴州創(chuàng)新礦冶開發(fā)有限公司 2005 年 8 月的鑒定報(bào)告， 本礦為高瓦斯礦井，相對(duì)瓦斯涌出量為 15.88m3 t。在開采過(guò)程中要 加 強(qiáng)礦井通風(fēng)和 瓦斯管理，采 取有效的防 治瓦斯措施， 確保不發(fā)生瓦 斯事故。 煤塵：根據(jù)煤炭科學(xué)總院重慶分院對(duì)某煤礦 C17 煤塵爆炸性鑒定報(bào) 告，本礦 C17 煤層無(wú)煤塵爆炸性，礦井應(yīng)對(duì) C19 和 C24 煤層補(bǔ)作鑒定。礦 井 仍要采取綜合 防塵措施，使 井下巷道空 氣中的含塵濃度 降到安全標(biāo) 準(zhǔn)以下，以保證井下作業(yè)環(huán)境符合規(guī)程要求。 煤層自燃：根據(jù)煤炭科學(xué)總院重慶分院對(duì)某煤礦 C17 煤層自燃傾向 等鑒定報(bào)告本礦 C17 煤層自燃傾向等級(jí)為三類。礦井應(yīng)對(duì) C19 和 C24 煤層 自 燃傾向等級(jí)補(bǔ) 作鑒定，在生 產(chǎn)管理中要 注意觀察自燃發(fā) 火征兆， 加 強(qiáng)管理。同時(shí)要加強(qiáng)外因火災(zāi)的防治工作。 煤與瓦斯突出：根據(jù)煤炭科學(xué)總院重慶分院鑒定，礦井 C17 號(hào)煤層 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLine sToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa 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突出煤層。在 開采過(guò)程中加強(qiáng) 管理，采 取有效的 “四 位一體 ”的防 突措施的，確保不發(fā)生事故。 本區(qū)無(wú)沖擊地壓的記錄，地溫?zé)o異常。 第三節(jié) 一、勘查地質(zhì)工作 勘探程度及可靠性 1、 1969 1972 年，貴州省地質(zhì)局區(qū)域地 質(zhì)調(diào)大隊(duì) 對(duì)該區(qū) 進(jìn)行過(guò) 區(qū) 5 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLine sToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaahF Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphFormaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLinesToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.Paragra phFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF 調(diào)工作，提交了 1： 20 萬(wàn)盤縣幅區(qū)域地 質(zhì)調(diào)查報(bào)告。 2、 1965 1966 年，六盤水地區(qū)煤礦地勘公司 、煤炭科學(xué)院西安研 究 所和中國(guó)科學(xué) 古生物研究所對(duì) 包括本礦 區(qū)在內(nèi)的盤縣相 區(qū)西側(cè)羊場(chǎng) 坡 至土城一帶的 上二迭系含煤地 層進(jìn)行了研 究，將該相 區(qū)煤層進(jìn)行了 分層編號(hào)，本次工作所采用的煤層編號(hào)基本與之對(duì)應(yīng)。 3、 1998 年 12 月，貴州地勘局一 六地 質(zhì)大隊(duì)在 該區(qū)開 展過(guò)勘 查 地 質(zhì)工作，提交 了普安縣樓 下鎮(zhèn)煤礦區(qū) 地質(zhì)簡(jiǎn)測(cè)報(bào)告 基本查明了 該區(qū)煤層的賦存特征及構(gòu)造特征，估算 資源儲(chǔ) 量 2683 8.89 萬(wàn)噸 , 本次 核實(shí)的普安縣樓下鎮(zhèn)某煤礦為其中一部 份。 4、 2005 年 3 月，中化地質(zhì)礦山總 局貴州 地質(zhì)勘查 院在貴 州地勘 局 一 六地質(zhì)大隊(duì) 提交的普安 縣樓下鎮(zhèn)煤 礦礦區(qū)地質(zhì)簡(jiǎn)測(cè) 報(bào)告的基 礎(chǔ)上，根據(jù)某 煤礦生 產(chǎn)礦井 資料和 現(xiàn)場(chǎng) 調(diào)查資料 以及礦方提供的資料， 采用 1： 10000 地形圖利用 AutoCAD 放大成 1： 2000 地形圖為底圖，開 展與核實(shí)報(bào)告有關(guān)的地表地質(zhì)工作，并 采用經(jīng)緯儀及手持式 GPS 全球 衛(wèi) 星定位儀對(duì)采 礦巷道地表出口 進(jìn)行準(zhǔn)確定 位，采用經(jīng) 緯儀對(duì)采礦工 程進(jìn)行系統(tǒng)的測(cè)量，完成如下工作： 2 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLine sToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaahF Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphFormaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLinesToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.Paragra phFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF (1)、 1： 5000 地形地質(zhì) 圖 1.4331km ； (2)、 1： 2000 地質(zhì)剖面測(cè)量 4828m/3 條； (3)、采礦工程測(cè)量： 3155m；調(diào)查采樣點(diǎn)坐標(biāo)測(cè)量 33 點(diǎn)； (4)、煤礦調(diào)查采樣 33 處； 對(duì) 某煤礦的礦 區(qū)范圍內(nèi)各 可采煤層 資源量類別 進(jìn)行了劃 分，并計(jì) 算了保有資源量，主要結(jié)論為： 6 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLine sToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaahF Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphFormaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLinesToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.Paragra phFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF (1) 煤礦資源賦存于晚二迭世龍?zhí)督M地層中，緩傾斜煤層，含 全 區(qū)可采煤層 3 層（ C17 、 C19、 C24），含局部可采煤層 4 層（ C18 、 C2 0、 C25、 C28），其中，全區(qū) 可采 煤層 C17 、 C19、 C24 平均厚度分別為 3.51m、 1.86m、 2.52m。 (2)、礦井水文地質(zhì)條件為簡(jiǎn)單類型。 (3)、礦區(qū)煤質(zhì)牌號(hào)均為無(wú)煙煤。 (4)、核實(shí)截止 2006 年 4 月 1 日，普安 縣樓下鎮(zhèn) 某煤礦 礦區(qū)范 圍 C17、 C19、 C24 煤層保有資源量： 1257 萬(wàn)噸。其中： 控制的內(nèi)蘊(yùn)經(jīng)濟(jì)資源量（ 332）： 329 萬(wàn)噸 推斷的內(nèi)蘊(yùn)經(jīng)濟(jì)資源量（ 333）： 872 萬(wàn)噸 預(yù)測(cè)的資源量（ 334）？： 56 萬(wàn)噸，并編 寫成資源 儲(chǔ)量核 實(shí)報(bào)告。 二、資源儲(chǔ)量的可靠性 上述資源儲(chǔ)量核實(shí)報(bào)告已于 2006 年 4 月 1 日， 由黔西南州國(guó) 土 資源局主持的 聘請(qǐng)礦產(chǎn)資源儲(chǔ) 量評(píng)估師和 有關(guān)專家組成 的評(píng)審小組 的評(píng)審。 第四節(jié) 礦井開拓與開采 、 、 、 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLine sToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) 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Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.Paragra phFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF 開拓 方式：礦 井采用斜井 開拓，分 層布。共 設(shè)置三個(gè)井 口：主斜 井 、副斜井、回 風(fēng)斜井。主斜 井作為運(yùn)煤 的皮帶斜井； 副斜井用為提 升 矸石、運(yùn)送材 料、進(jìn)風(fēng)等； 回風(fēng)斜井用 為礦井總回風(fēng)井 。各井口坐 標(biāo)： 主斜井： X： 2809007 ， Y： 35486709 ， Z： +1249，傾角： 16 副斜井： X： 2808999 ， Y： 35486748 ， Z： +1250，傾角： 20 回風(fēng)斜井： X： 2809708 ， Y： 35487083 ， Z： +1372 傾角： 20 7 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLine sToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaahF Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphFormaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLinesToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.Paragra phFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF 礦井 共劃分為兩個(gè) 采區(qū)， F 2 斷層以南為一采 區(qū)，以北為二采 區(qū)。 目前一采區(qū)還在開采，二采 區(qū)正在 進(jìn)行 礦井技改擴(kuò)能新系統(tǒng)建設(shè)施工 。 主斜往下掘進(jìn)至 C17 號(hào)煤層后，繼續(xù)往下掘進(jìn) 60m 作井底煤倉(cāng)，主 井 與煤倉(cāng)上口用 聯(lián)絡(luò)巷聯(lián)接， 從井底煤倉(cāng) 往采區(qū)皮帶上山 掘進(jìn)皮帶運(yùn) 19 C19 號(hào) 煤層往 東掘進(jìn) 運(yùn)輸大 巷至采 區(qū)上山 下部車場(chǎng) ，然后按設(shè)計(jì)沿煤層 掘 進(jìn)采區(qū)皮帶上 山、采區(qū)軌道 運(yùn)輸上山、 采區(qū)回風(fēng)上山 至采區(qū)上部， 先在采區(qū)上部布置回采工作面進(jìn)行回采 。 采煤 方法與頂板 管理：采 煤方法為 走向長(zhǎng)壁 后退式采煤 ，爆破落 煤，全部垮落法管理頂板。 第五節(jié) 目前礦井瓦斯治理情況 礦井 通風(fēng)方式 ：采用分區(qū) 式抽出式 ，礦井目 前生產(chǎn)的一 采區(qū)設(shè)計(jì) 風(fēng)量為 720 m /min， 實(shí)際 總風(fēng) 量約為 1100 m /min ；二采設(shè)計(jì)風(fēng)量為 2880 m /min。 目前 礦 井生產(chǎn)的 一采區(qū)， 由于產(chǎn)量 不大，風(fēng) 量充足，在 礦井瓦斯 治 理方面，主要 是采用礦井通風(fēng) 的方法稀釋 礦井瓦斯并排 出地面；其 輸平巷；副斜井穿過(guò) C 號(hào)煤層后掘至 C 號(hào) 煤層，分別在 C 號(hào)煤層、 3 3 3 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLine sToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaahF Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphFormaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLinesToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.Paragra phFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF 次 是礦井安裝瓦 斯監(jiān)測(cè)監(jiān)控系統(tǒng) ，加強(qiáng)對(duì) 礦井瓦斯的監(jiān)測(cè) 監(jiān)控，實(shí)行 礦 井風(fēng)、電閉鎖 ，瓦斯、電閉 鎖；在礦井 防治煤與瓦斯突 出方面，嚴(yán) 格 執(zhí)行 “四位一 體 ”的防突措 施，但采用 的防突工程措施 主要是采用 鉆 孔自然排放瓦 斯；在安全防 護(hù)方面主要 是對(duì)下井人員配 戴隔離式自 救 器；在礦井瓦 斯管理方面， 嚴(yán)格執(zhí)行礦 井瓦斯管理的各 種制度、措 施，加強(qiáng)礦井的瓦斯 檢查管理，確保礦 井的安全生產(chǎn)。 8 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLine sToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaahF Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphFormaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLinesToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.Paragra phFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF 第二章 瓦斯治理的必要性 根據(jù) 貴州創(chuàng)新 礦冶有限 公司 2005 年 對(duì)礦井生產(chǎn) 采區(qū)瓦 斯鑒定報(bào) 告，相對(duì)瓦斯涌出量為 15.88m /t，鑒定為高瓦斯礦井；根據(jù) 煤炭科 學(xué) 總院重慶分院鑒定，礦井 C17 號(hào)煤 層為煤 與瓦斯突出煤層 。 礦井瓦斯是極易引發(fā)煤礦重、特大災(zāi) 害性事故的 重大危 險(xiǎn)源之 一， 為 確保礦井的安 全生產(chǎn)，必須 采用各種有 效措施，對(duì)礦 井瓦斯進(jìn)行綜 合 治理，是有效 預(yù)防礦井瓦斯重 、特災(zāi)害 事故發(fā)生的重要 手 段。開采 有 煤與瓦斯突出 危險(xiǎn)煤層的礦井 ，建立防 突專業(yè)隊(duì)伍， 配備適量的技 術(shù) 人員和施工隊(duì) 伍，保持隊(duì)伍 的穩(wěn)定性， 負(fù)責(zé)掌握突出 動(dòng)態(tài)和規(guī)律， 制 定和實(shí)施防突 措施，填寫突 出卡片，為 礦井的防突工作 積累經(jīng)驗(yàn)； 采 用鉆機(jī)向煤層 打一定數(shù)量的鉆 孔，對(duì)煤 層的瓦斯進(jìn)行抽 放或排放， 可以降低煤層中的瓦斯壓力和瓦斯含量 ，并由此引起 煤層的 收縮變 形， 使 煤層的地應(yīng)力 下降、透氣性 增大，地應(yīng) 力和瓦斯壓力梯 度減小，煤 體 的強(qiáng)度增大， 使煤層突出的 主動(dòng)力減弱 ，抵抗突出的 阻力增強(qiáng)，從 而 起到消除或削 弱煤與瓦斯突出 危險(xiǎn)性的效 果；煤礦井 下安裝使用瓦 斯 監(jiān)測(cè)監(jiān)控系統(tǒng) ，對(duì)井下瓦斯 實(shí)現(xiàn)實(shí)時(shí)監(jiān) 測(cè)監(jiān)控，能隨 時(shí)掌握井下瓦 3 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) 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Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphFormaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLinesToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.Paragra phFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF 斯 變化情況，并 且實(shí)現(xiàn)瓦斯超限 自動(dòng)斷電 功能，能有效 地預(yù)防礦井重 大 瓦斯事故的發(fā) 生，實(shí)現(xiàn)礦井 的安全生產(chǎn) ；開采有煤與 瓦斯突出的礦 井 ，采取在井下 建立臨時(shí)避難硐 室與壓風(fēng) 自救系統(tǒng)、下 井人員配帶隔 離 式自救器等安 全防護(hù)措施， 當(dāng)井下一旦 發(fā)生瓦斯、火 災(zāi)等礦井災(zāi)害 事 故時(shí)，災(zāi)區(qū)人 員戴上隔離式自 救器后， 可以順利地撤 出災(zāi)區(qū)，當(dāng)一 時(shí) 無(wú) 法撤出災(zāi)區(qū) 時(shí)，可以撤到 安裝有壓風(fēng) 自救系統(tǒng)的避難 硐室等待救 援 ，能有效地保 障礦工的生命安 全，最大 限度地減少災(zāi)害 事故所造成 9 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLine sToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaahF Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphFormaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLinesToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.Paragra phFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF 的 損失。開采有 煤與瓦斯突出危 險(xiǎn)的煤層 ，采取措施對(duì) 礦井瓦斯實(shí)行 綜合治理，是保障礦井安全生產(chǎn)的需要 ，也是國(guó)家法律法規(guī)的要求。 第三章 瓦斯綜合治理方案 二采區(qū)技改擴(kuò)能工程俊工投產(chǎn)后，礦井的生產(chǎn)能力為 30 萬(wàn)噸 /年， 礦 井的瓦斯絕對(duì) 涌出量會(huì)較大；同 時(shí)礦井在開采有煤 與瓦斯突出煤 層 的 突出危險(xiǎn)區(qū)時(shí) ，采取防突工程時(shí) 能更及時(shí)、更有效 地消除煤與瓦 斯 突 出危險(xiǎn)，使礦 井的正常采、掘作 業(yè)保持正常，必須 采取各種措施 對(duì) 礦井瓦斯進(jìn)行綜合治理，確保礦井的安 全生產(chǎn)。 根據(jù) 國(guó)內(nèi)開采高瓦 斯的礦井及開 采有煤與 瓦斯突出危險(xiǎn) 的礦井的 對(duì) 礦井瓦斯綜合 治理的成功經(jīng)驗(yàn)， 以及國(guó)家對(duì)開采高 瓦斯礦井、開 采 有 煤與瓦斯突出 危險(xiǎn)礦井的技術(shù)、 法規(guī)要求，在礦井 開采時(shí)，議采 用 如 下的瓦斯綜合 治理方案：建立專 門的防治煤與瓦斯 突出防突隊(duì)伍 ， 加 強(qiáng)對(duì)礦井區(qū)域 性煤與瓦斯突出危 險(xiǎn)性的預(yù)測(cè)預(yù)報(bào) ，對(duì)采掘工作面 的 瓦 斯采取鉆孔預(yù) 排放與瓦斯預(yù)抽放 相結(jié)合的綜合治理 措施；在井筒 施 工 或石門施工揭 露煤層前，采取預(yù) 打超前鉆孔探煤 ，遠(yuǎn)距離松動(dòng)爆 破 的 揭煤措施；安 裝井下瓦斯監(jiān)測(cè)監(jiān) 控系統(tǒng)，加強(qiáng)對(duì)井 下瓦斯的監(jiān)測(cè) 監(jiān) Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLine sToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) 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Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF 控 ；在井下建立 臨時(shí)避難硐室與壓 風(fēng)自救系統(tǒng)，下井 人員配帶隔離 式 自救器等安全防護(hù)措施。 一、 建立瓦斯專業(yè)防突隊(duì)伍 1、瓦斯專業(yè)防突隊(duì)伍的職責(zé)范圍： （ 1） 對(duì)礦井煤與瓦斯突出危險(xiǎn)進(jìn)行區(qū)域性的 預(yù)測(cè)預(yù)報(bào) ，負(fù) 責(zé)掌握 突出動(dòng)態(tài)和規(guī)律，制定和實(shí)施防突措施 ，填寫突出卡片，積累資料； 10 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLine sToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaahF Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphFormaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLinesToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.Paragra phFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF （ 2）負(fù)責(zé)井下瓦斯鉆孔排放和鉆孔抽放的鉆孔施工和其它鉆探施 工； （ 3）負(fù)責(zé)瓦斯抽放管路及抽放系統(tǒng)各種設(shè)施的安裝、維護(hù)、調(diào)整、 更換等； （ 4）負(fù)責(zé)對(duì)礦井瓦斯抽放系統(tǒng)、鉆場(chǎng)、管線、主要設(shè)備、設(shè)施的 日 常檢查和抽放 系統(tǒng)的測(cè)試、調(diào)整 、試驗(yàn)，數(shù)據(jù)、 資料的記錄和整 理 等安全技術(shù)管理工作。 （ 5）負(fù)責(zé)對(duì)瓦斯排放孔、瓦斯抽放孔、鉆場(chǎng)、瓦斯抽放管路鋪設(shè) 的施工設(shè)計(jì)，編制安全措施，并貫徹執(zhí) 行。 2、勞動(dòng)定員： 根據(jù)崗位設(shè)置，成立瓦斯防突隊(duì)，由礦通風(fēng)部管理，定員為 20 人， 詳見下表： 類 別 備 注 二、采掘工作面瓦斯抽放防突 本礦井技改擴(kuò)能設(shè)計(jì)年產(chǎn)量為 30 萬(wàn)噸，屬高突礦 井，根據(jù)國(guó)家 煤 礦 安全監(jiān)察局要 求，必須進(jìn)行 瓦斯抽放。 本礦瓦斯抽放 的專項(xiàng)設(shè)計(jì)已 出 勤 人 數(shù) 替 補(bǔ) 在 籍 夜班 日班 中班 小計(jì) 人數(shù) 人數(shù) 隊(duì)長(zhǎng) 1 1 技術(shù)人員 1 1 鉆探工 3 3 3 9 9 瓦斯觀測(cè)工 1 1 1 3 3 放水、維修工 2 2 泵 站值班人員 1 1 1 3 3 電氣檢修工 1 1 合計(jì) 20 20 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm 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Selection.ParagraphFormaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLinesToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.Paragra phFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF 委 托 煤炭 科 學(xué)研 究 總院 重 慶分 院 設(shè)計(jì) 完 成并 已 在一 采 區(qū) 安裝 實(shí)施 抽 11 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLine sToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaahF Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphFormaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLinesToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.Paragra phFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF 放 ，礦井應(yīng)按照 煤炭科學(xué)研究總 院重慶分院 的瓦斯抽放專 項(xiàng)設(shè)計(jì)和礦 井防治煤與瓦斯突出的專 項(xiàng)設(shè)計(jì)要求在二采區(qū)安裝進(jìn)行瓦斯抽放。 1、瓦斯抽放方法 （ 1）本礦在地面建瓦斯抽放系統(tǒng)，采取回采工作面預(yù)抽、掘進(jìn)巷 道 抽放、采空區(qū) 抽放相結(jié)合的辦 法。抽放 管路安裝在采面 回風(fēng)順槽、 機(jī) 巷和掘進(jìn)巷道 內(nèi)，由回風(fēng)上 山，風(fēng)井引 至地面瓦斯抽放 站，抽放的 瓦斯排放到大氣中。 （ 2）鉆場(chǎng)和 鉆孔布置：在采 面機(jī)巷、 回風(fēng)巷和掘 進(jìn)巷內(nèi)每隔 15 米 設(shè)一鉆場(chǎng)，在 每個(gè)鉆場(chǎng)內(nèi)向煤 層中打一 個(gè)孔，鉆孔方 向斜向采面布 置，鉆孔與巷道的夾角為 60 度，鉆孔深度 70 米 。在風(fēng)巷斜向下打鉆 孔，在機(jī) 巷斜向上打鉆孔。采面斜長(zhǎng) 12 0 米， 鉆孔深 度與夾角及鉆孔 距 離按上述要求 布置，基本可 以達(dá)到抽放 瓦斯的效果。 若采面斜長(zhǎng)增 大時(shí)必須增大鉆孔深度。 （ 3）封孔：封孔時(shí)先將一根長(zhǎng) 9 米的無(wú)縫鋼管放入孔中，孔口外 留 0.2 0.3 米以便 扎接膠 管，然 后將膨 脹水泥利用壓風(fēng)注入孔中，封 孔長(zhǎng)度 5 8 米。封孔后在孔外一段無(wú)縫鋼管上扎接膠管，連接壓力表、 3 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm 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Selection.ParagraphFormaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLinesToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.Paragra phFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF 閥門、放水器和流量計(jì)，最后接在抽放 瓦斯管上。 2、瓦斯抽放系統(tǒng)的計(jì)算選型 （ 1）瓦斯抽放管路的選擇 瓦斯抽放濃度、抽 放量的確定 瓦斯抽放濃度 C 按 35考慮。 由于瓦斯抽放站 主要是抽放 開采煤層瓦 斯，其抽放 純量為回采 工 作面瓦斯涌出量，煤層相對(duì)瓦斯瓦斯涌 出量按 20m t 計(jì)算，則絕對(duì) 12 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLine sToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaahF Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphFormaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLinesToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.Paragra phFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF 瓦斯 涌出量為 20900 2460 12.5m min。煤層瓦斯涌出 系 3 數(shù)，一般取 0.8，則瓦斯涌出量為 0.812.5 10 m min。 本礦瓦斯抽放率按 30計(jì)算，瓦斯抽放濃度 C 按 35考慮。 瓦斯抽放的混合量： Q 混 Q 純 C 103 0 35 8.6 m min 。 瓦斯抽放管的管徑 d=0.1457 QV 式中： d瓦斯抽放管徑， m Q瓦斯抽放管內(nèi)流量， m min，取 Q Q 混 8.6 m min V瓦斯抽放管內(nèi)流速， ms，一般取 5 15 ms。 瓦斯抽放管的管徑為 d=0.1457 8.610 0.135 m 取 d=200mm 故瓦斯抽放管選型為： DN200 的無(wú)縫鋼管，長(zhǎng)度 500m。 瓦斯抽放管路阻力計(jì)算 hf=9.8 LQ Kd p1n 1 p2n 2 p2 式中： hf管路阻力 Pa 混合瓦斯對(duì)空氣的相對(duì)密度 3 3 12 3 3 12 2 5 3 3 3 3 3 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLine sToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaahF Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphFormaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLinesToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.Paragra phFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF L管路長(zhǎng)度， m，取 L 500m Q混合瓦斯流量， m h Q 混 8.6 m min 516 m h K管徑系數(shù)，取 K 0.6； d管路內(nèi)徑， cm p1瓦斯密度，取 0.715kgm p2空氣密度，取 1.293 kgm n1混合瓦斯中的瓦斯?jié)舛龋?40考 慮 13 Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPoction.ParagraphForm Selection.ParagraphForm 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Selection.ParagraphFormaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLinesToPoints(2Selection.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFormat.LineSpacingL inesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.Paragra phFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingL inesToPoints(2) Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF n2混合瓦斯中的空氣濃度。 則混合瓦斯 對(duì)空氣的相對(duì)密度 p1n 1 p2n 2 p2 0.7150.4 1.2930.6 1.2 93 0.821 瓦斯抽放管路阻力 hf=9.8 LQ Kd hf=9.80.8215005162 0.6205 558 Pa 局部阻力 h 局 =hf15 55815 84 Pa 瓦斯泵流量及壓力 瓦斯泵流量： Qp KQ 純 X 1.2 103 0 0.35 0.8 12. 85 m min 瓦斯泵壓力： Hp KB hf h 局 h 孔 1.2 5 58 84 20 000 20642 20.642kPa。 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