南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究——階段性報告2013.10.2

1、南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究保障技術(shù)研究階階 段段 性性 報報 告告兗礦集團(tuán)濟(jì)寧二號煤礦兗礦集團(tuán)濟(jì)寧二號煤礦山東科技大學(xué)山東科技大學(xué)二二一三年九月一三年九月1目目 錄錄1 礦井概述礦井概述.12 礦井通風(fēng)阻力測定與分析礦井通風(fēng)阻力測定與分析.22.1 測前準(zhǔn)備工作.22.2 通風(fēng)阻力解算方法.32.3 測定路線選擇及測點(diǎn)布置.62.4 阻力解算.102.5 通風(fēng)阻力測定結(jié)果分析及評價.272.6 礦井通風(fēng)改造技術(shù)措施.303 主要結(jié)論和建議主要結(jié)論和建議.35南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究 階段性報告11 礦井礦井概述概述濟(jì)寧二號煤礦是兗礦集團(tuán)有限公

2、司(以下簡稱兗礦集團(tuán))在濟(jì)寧建設(shè)的現(xiàn)代化礦井，位于濟(jì)寧市任城區(qū)境內(nèi)、濟(jì)東煤田的中部。濟(jì)寧二號煤礦的通風(fēng)方式為中央并列式，通風(fēng)方法為抽出式，礦井現(xiàn)布置有3個井筒，主、副井進(jìn)風(fēng)，中央風(fēng)井回風(fēng)。主要通風(fēng)機(jī)為2臺上海鼓風(fēng)機(jī)廠生產(chǎn)的GAF31.6-15.8-1型軸流式通風(fēng)機(jī)，1臺工作，1臺備用，電機(jī)功率為1600 kW。礦井2012年6月核定通風(fēng)能力為560萬t/a，目前礦井總進(jìn)風(fēng)量16285 m3/min，總排風(fēng)量16586 m3/min，礦井現(xiàn)在布置有2個采煤工作面、1個備用工作面和13個掘進(jìn)工作面。南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究 階段性究報告22 礦井通風(fēng)阻力測定與分析礦井通風(fēng)阻力測定與分

3、析礦井通風(fēng)阻力測定是通風(fēng)技術(shù)管理工作的重要內(nèi)容之一，通過阻力測定可掌握通風(fēng)系統(tǒng)現(xiàn)狀及必要的技術(shù)參數(shù)，為礦井通風(fēng)系統(tǒng)優(yōu)化和日常的通風(fēng)管理工作提供準(zhǔn)確的技術(shù)資料和基礎(chǔ)數(shù)據(jù)。2.1 測前準(zhǔn)備工作測前準(zhǔn)備工作(1) 測定路線的選擇根據(jù)測定的要求和目的，結(jié)合該礦的生產(chǎn)布局和通風(fēng)系統(tǒng)的現(xiàn)狀，選擇1條風(fēng)流路線長，風(fēng)量大且包含采煤工作面，能反映礦井通風(fēng)系統(tǒng)特征的路線作為主測路線，如有需要再選擇其他路線作為輔測路線。(2) 測點(diǎn)布置測定路線選定后，即可按照通風(fēng)阻力測定的要求，結(jié)合本工作面巷道布置的具體條件，在通風(fēng)系統(tǒng)示意圖上確定出測點(diǎn)的位置和數(shù)量，并沿測定路線將測點(diǎn)依次編號。在確定測點(diǎn)布置時一般應(yīng)遵守下述原則：

4、 測點(diǎn)布置在風(fēng)流穩(wěn)定，巷道規(guī)整的地點(diǎn)，測點(diǎn)前后支護(hù)完好，巷道內(nèi)無堆積物； 在風(fēng)流分叉、匯合及局部阻力大的地點(diǎn)； 測點(diǎn)與風(fēng)流變化點(diǎn)之間應(yīng)有一定的距離； 測點(diǎn)應(yīng)盡可能選在標(biāo)高控制點(diǎn)附近。在井下實測時，還應(yīng)據(jù)現(xiàn)場的實際情況對個別測點(diǎn)進(jìn)行調(diào)整，甚至臨時性的增加或減少一些測點(diǎn)。以便使測點(diǎn)的選擇能有效的控制主要巷道和工作面的阻力分布情況。(3) 測定儀器此次通風(fēng)阻力測定所用各種設(shè)備儀表如表2.1所示：南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究 階段性究報告3表表2.1 阻力測定使用設(shè)備儀表一覽表阻力測定使用設(shè)備儀表一覽表儀器名稱規(guī) 格 型 號數(shù) 量精密數(shù)字氣壓計JFY-14風(fēng) 表高、中、微速32干濕溫度計DH

5、M22秒 表J9-22皮 尺010 m2計時表/2(4) 測定方法采用精密氣壓計逐點(diǎn)測定法，即將一臺精密氣壓計放置在地面井口附近，作為基點(diǎn)氣壓計，監(jiān)視地面氣壓變化情況。另將一臺氣壓計沿測定路線按選定的測點(diǎn)進(jìn)行測定，稱為測點(diǎn)氣壓計?；c(diǎn)氣壓計每隔5分鐘讀數(shù)，測點(diǎn)氣壓計在各測點(diǎn)每逢5或10分鐘讀數(shù)，測點(diǎn)氣壓計讀數(shù)和基點(diǎn)氣壓計讀數(shù)時間相對應(yīng)，以反映地面氣壓變化對測點(diǎn)讀數(shù)的影響，保證測點(diǎn)測定結(jié)果的可靠性，在各測點(diǎn)測定風(fēng)流壓力的同時，應(yīng)測量巷道的風(fēng)速、斷面尺寸、氣象條件等。如此依次測定全部的測點(diǎn)，待測點(diǎn)氣壓計返回至井口時再重新校對儀器讀數(shù)，以檢查儀器的誤差。至此測定完畢，并記錄各測點(diǎn)原始數(shù)據(jù)。2.2 通

6、風(fēng)阻力解算方法通風(fēng)阻力解算方法(1) 空氣密度用風(fēng)扇濕度計和精密氣壓計分別測定各測點(diǎn)的干、濕球溫度與大氣壓力，按下式計算測點(diǎn)的空氣密度。 (2.1)837. 01 (484. 3PPTPs式中：空氣的密度，kg/m3；空氣的絕對靜壓，KPa；P飽和水蒸汽的絕對分壓，KPa；sP空氣的相對濕度，%；空氣的絕對溫度，K。T273Tt(2) 巷道斷面積南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究 階段性究報告4測點(diǎn)巷道斷面積按下式計算：梯形、矩形巷道： (2.2a)LLLHBS三心拱、半圓拱巷道： (2.2b)1073. 0(LLLLBHBS式中：SL巷道斷面積，m2；BL巷道寬度或腰線長度，m；HL巷道

7、全高，m。(3) 測點(diǎn)風(fēng)速測點(diǎn)的風(fēng)速由測出的表速按下式換算成真實風(fēng)速： (2.3)604 . 0baxSSV式中：測點(diǎn)風(fēng)速，m/s；V巷道斷面積，m2；S0.4人體側(cè)面積，m2；、風(fēng)表校正系數(shù)；ab表速，m/min。x(4) 測點(diǎn)速壓 (2.4)2/ 2VHV(5) 測點(diǎn)間風(fēng)量的確定如圖2.1所示，兩測點(diǎn)間巷道通過的風(fēng)量按如下原則確定： 兩測點(diǎn)間巷道沒有分岔(圖A)，巷道通過的風(fēng)量取兩測點(diǎn)風(fēng)量的平均值，即： (2.5a)12()/ 2QQQ 在風(fēng)流分岔點(diǎn)前設(shè)置測點(diǎn)(圖B)，則通過兩測點(diǎn)間巷道的風(fēng)量取后一測點(diǎn)的風(fēng)量，即： (2.5b)2QQ南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究 階段性究報告5

8、在風(fēng)流分岔點(diǎn)后設(shè)置測點(diǎn)(圖C)，則通過兩測點(diǎn)間巷道的風(fēng)量取前一測點(diǎn)的風(fēng)量，即： (2.5c)1QQ圖圖2.1 風(fēng)量測定測點(diǎn)布置圖風(fēng)量測定測點(diǎn)布置圖(6) 兩測點(diǎn)間巷道的阻力計算用精密氣壓計逐點(diǎn)測定時，兩測點(diǎn)間的靜壓差按下式計算： Pa (2.6a) ( ,1)( )(1)( )(1)SHi iB iB iB iB i兩測點(diǎn)的位壓差： Pa (2.6b)2) 1()()1()( 8 . 9) 1,(iiiZiZiiHZ兩測點(diǎn)的速壓差： Pa (2.6c)( ,1)( )(1)VVVHi iHiHi則兩測點(diǎn)間的通風(fēng)阻力為： Pa (2.6d)( ,1)( ,1)( ,1)( ,1)rSZVH i

9、iHi iHi iHi i式中：、( )B i(1)B i分別為精密氣壓計在巷道前后測點(diǎn) 、上的讀數(shù)，mmH2O；i1i、( )B i(1)B i井下氣壓計讀取、時，基點(diǎn)氣壓計讀數(shù)，mmH2O；( )B i(1)B i、測點(diǎn) 、的標(biāo)高，m；( )Z i(1)Z ii1i、測點(diǎn) 、的空氣密度，kg/m3。( ) i(1)ii1i(7) 巷道風(fēng)阻、百米風(fēng)阻計算 巷道風(fēng)阻12圖圖A12圖圖B12圖圖C南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究 階段性究報告6 kg/m7 (2.7) 1,() 1,() 1,(2iiQiiHiiRr 百米風(fēng)阻 kg/m7 (2.8) 1,() 1,(100) 1,(100

10、iiLiiRiiR式中：測點(diǎn) 、間巷道的長度，m。( ,1)L i ii1i(8) 礦井通風(fēng)總阻力的計算礦井通風(fēng)總阻力為進(jìn)風(fēng)井口到扇風(fēng)機(jī)吸風(fēng)口之間各巷道所測的通風(fēng)阻力之和，即： Pa (2.9)nirriiHH1) 1,(式中：從進(jìn)風(fēng)井口到扇風(fēng)機(jī)吸風(fēng)口之間所測巷道的個數(shù)。n(9) 礦井自然風(fēng)壓的計算礦井自然風(fēng)壓按照測定路線從進(jìn)風(fēng)井到回風(fēng)井全部測點(diǎn)的位壓之和，可按下式計算： Pa (2.10)nizziiHH1) 1,(2.3 測定路線選擇及測點(diǎn)布置測定路線選擇及測點(diǎn)布置本次礦井南翼通風(fēng)阻力測定，根據(jù)測定的要求和目的，結(jié)合該礦的生產(chǎn)布局和通風(fēng)系統(tǒng)的現(xiàn)狀，選擇了一條風(fēng)流路線長、風(fēng)量大，且包含采煤工

11、作面，能反映通風(fēng)系統(tǒng)特征的路線作為主測路線，同時選擇了兩條輔測路線和一條補(bǔ)測路線。主測路線(11309工作面通風(fēng)系統(tǒng))：副井口副井底南翼軌道大巷南翼軌道下山南翼-740水平軌道大巷11309軌道順槽11309工作面11309運(yùn)輸順槽南翼-740水平二部膠帶輸送機(jī)大巷南翼-740水平膠帶輸送機(jī)巷南翼膠帶輸送機(jī)下山南翼回風(fēng)大巷風(fēng)井地面風(fēng)硐。輔測路線1：南翼輔助進(jìn)風(fēng)大巷南翼進(jìn)風(fēng)下山九采輔助膠帶輸送機(jī)巷南翼-740輔助運(yùn)輸巷南翼-740輔助運(yùn)輸延伸巷輔測路線2：南翼-740水平回風(fēng)大巷南翼回風(fēng)下山南翼回風(fēng)大巷南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究 階段性究報告7補(bǔ)測路線：南翼-740軌道延伸巷十一采區(qū)

12、西部軌道巷十采區(qū)第二探煤巷十采區(qū)第一探煤巷各測定路線及測點(diǎn)位置如圖2.22.5所示。南翼-740輔助運(yùn)輸巷南翼回風(fēng)下山運(yùn)順聯(lián)絡(luò)巷11309運(yùn)輸順槽南翼軌道下山南翼-740水平回風(fēng)大巷南翼-740水平軌道大巷南翼-740輔助運(yùn)輸巷運(yùn)順聯(lián)絡(luò)巷南翼-740水平膠帶輸送機(jī)大巷南翼-740水平軌道巷南翼1#進(jìn)風(fēng)聯(lián)絡(luò)巷1 副井口2 副井底南翼膠帶輸送機(jī)大巷南翼回風(fēng)大巷南翼軌道大巷南翼輔助進(jìn)風(fēng)大巷副井336435345632317307892827102612252513142424152216172118192027181937 風(fēng)井底38 風(fēng)硐風(fēng)井 圖圖2.2 主測路線測點(diǎn)布置示意圖主測路線測點(diǎn)布置示意

13、圖南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究 階段性究報告8運(yùn)順聯(lián)絡(luò)巷南翼軌道下山運(yùn)順聯(lián)絡(luò)巷三采回風(fēng)下山南翼1#進(jìn)風(fēng)聯(lián)絡(luò)巷中央泵房中央變電所南翼膠帶輸送機(jī)大巷南翼回風(fēng)大巷南翼軌道大巷南翼輔助進(jìn)風(fēng)大巷南翼-740輔助運(yùn)輸巷南翼回風(fēng)下山南翼膠帶輸送機(jī)下山南翼-740水平回風(fēng)大巷南翼-740水平軌道大巷九采輔助膠帶輸送機(jī)巷南翼-740水平膠帶輸送機(jī)大巷9309運(yùn)順機(jī)頭9309排矸巷3678911111213131515161617181919514圖圖2.3 輔測路線輔測路線1測點(diǎn)布置示意圖測點(diǎn)布置示意圖南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究 階段性究報告9運(yùn)順聯(lián)絡(luò)巷南翼軌道下山運(yùn)順聯(lián)絡(luò)巷三采回風(fēng)下山南

14、翼1#進(jìn)風(fēng)聯(lián)絡(luò)巷中央泵房中央變電所南翼膠帶輸送機(jī)大巷南翼回風(fēng)大巷南翼軌道大巷南翼輔助進(jìn)風(fēng)大巷南翼回風(fēng)下山南翼膠帶輸送機(jī)下山11309運(yùn)輸順槽南翼-740水平回風(fēng)大巷南翼-740水平軌道大巷南翼-740輔助運(yùn)輸巷南翼-740水平膠帶輸送機(jī)大巷南翼-740水平軌道巷十一采西部回風(fēng)巷機(jī)頭十采西部軌道巷131415 1617181920212223293031323233373839圖圖2.4 輔測路線輔測路線2測點(diǎn)布置示意圖測點(diǎn)布置示意圖南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究 階段性究報告10南翼-740輔助運(yùn)輸巷南翼-740水平軌道巷十一采西部回風(fēng)巷機(jī)頭113 03十采西部軌道巷113 03運(yùn)順1

15、2326451267891110圖圖2.5 補(bǔ)測路線測點(diǎn)布置示意圖補(bǔ)測路線測點(diǎn)布置示意圖2.4 阻力解算阻力解算對濟(jì)寧二號煤礦通風(fēng)阻力測定的原始數(shù)據(jù)進(jìn)行整理后，利用通風(fēng)阻力解算軟件進(jìn)行解算。此次阻力測定的原始數(shù)據(jù)記錄表和阻力解算結(jié)果匯總表如表2.22.9所示。南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究 階段性究報告11表表2.2 11309工作面阻力測定原始數(shù)據(jù)記錄表工作面阻力測定原始數(shù)據(jù)記錄表序號測點(diǎn)測點(diǎn)位置支護(hù)形式斷面形狀絕對壓力HPa基點(diǎn)壓力Pa干溫濕溫全高m寬度m面積m2有效面積m2周長m風(fēng)速m/s風(fēng)量m3/s測點(diǎn)間距m標(biāo)高m11副井口0028.521.30003822副井底6929712

16、822.454.254.228.27033.057749165.73593-55533南翼軌道大巷錨噴三心拱69106827.223.445.4418.584618.2846067216.55422.8922752.884012131-555.144南翼軌道大巷錨噴三心拱68666427233.93619.717219.417217.05125.340626103.7175-554.655南翼軌道大巷錨噴三心拱71746227.623.43.96517.117516.817515.88735.90410899.292335539-58816南翼軌道大巷錨噴三心拱71225927.8243.96

17、517.117516.817515.88735.94319799.949723312-587.577南翼軌道大巷錨噴三心拱70205427.624.24.055.0517.716117.4160817516.16276.005188104.58685425-585.487南翼軌道大巷錨噴三心拱70034827.224.23.874.9116.414916.1149008715.55794.94260179.649525100-584.898南翼軌道大巷錨噴三心拱69574427.424.23.874.9116.414916.1149008715.55794.94260179.649525222

18、-584.4109南翼軌道下山錨噴三心拱69164527.624.43.374.4412.847512.8475307213.76395.50516670.727789299-583.91110南翼軌道下山錨噴三心拱86954028.425.24.265.2619.438919.4388665216.93043.93460176.4841781166-739.11212南翼-740水平軌道大巷錨噴三心拱87013527.625.43.674.8715.328115.3280766315.0342.19227533.603354229-740.21313南翼-740水平軌道大巷錨噴三心拱8685

19、3926.625.245.1317.696217.6961966316.15373.21332256.863586151-739.91414南翼-740水平軌道大巷錨噴三心拱8675362825.64.125.1218.281618.2815948816.41873.3357660.983009279-740南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究 階段性究報告121515南翼-740水平軌道大巷錨噴三心拱86433427.625.24.2518.317518.317516.43482.32917742.664698328-738.1表表2.2 11309工作面阻力測定原始數(shù)據(jù)記錄表工作面阻力測

20、定原始數(shù)據(jù)記錄表(續(xù)續(xù))序號測點(diǎn)測點(diǎn)位置支護(hù)形式斷面形狀絕對壓力HPa基點(diǎn)壓力Pa干溫濕溫全高m寬度m面積m2有效面積m2周長m風(fēng)速m/s風(fēng)量m3/s測點(diǎn)間距m標(biāo)高m1616南翼-740水平軌道大巷錨噴三心拱86153228.226.23.965.1217.462417.4623948816.04662.08922836.482925333-737.21717南翼-740水平軌道大巷錨噴三心拱85822927.8263.965.1217.462417.4623948816.04662.08922836.482925295-736.3181811309軌順上口錨噴矩形8553252826.23.

21、134.5314.178914.178915.321.16315416.492244192-734.9191811309進(jìn)風(fēng)隅角上風(fēng)側(cè)151m錨噴矩形88942129.828.6341212141.53036318.3643591192-765.6201911309回風(fēng)隅角錨噴矩形83602231.230.8341212141.53036318.364359216.3-722.3211911309皮帶順槽上口10m錨噴矩形8600-933.2332.84.612.8812.8814.81.42580418.3643591193-747.82220南翼-740水平膠帶輸送機(jī)大巷錨噴三心拱8601

22、-2232.831.63.945.0517.160617.1605817515.90732.67416945.890302137-751.292321南翼-740水平膠帶輸送機(jī)大巷錨噴三心拱8306-2832.431.63.44.813.847813.84780814.28972.23128830.898451210-728.92422南翼-740水平膠帶輸送機(jī)大巷錨噴三心拱8021-2732.431.84.65.522.054222.05417518.03341.02928922.70012281-710.6522524南翼-740水平膠帶輸送機(jī)大巷錨噴三心拱8468-383231.23.5

23、64.7914.590514.5904980714.66781.5916723.223264388-737.6832624南翼-740水平膠帶輸錨噴三心拱8418-3831.630.43.734.8315.512713.5127090315.12430.97058613.11525134-737.5南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究 階段性究報告13送機(jī)大巷2725南翼-740水平膠帶輸送機(jī)大巷錨噴三心拱8253-693130.43.364.4412.803112.8031307213.74011.58704720.319176454-739.082825南翼-740水平膠帶輸送機(jī)大巷錨噴

24、三心拱7992-7731.430.84.34.918.493718.49372716.51372.47831845.83333396-728.6942926南翼膠帶輸送機(jī)下山錨噴三心拱8069-9932.6323.044.7512.01912.0190437513.31273.81339345.833333196-740.33027南翼膠帶輸送機(jī)下山錨噴三心拱8050-10033.232.23.044.7512.01912.0190437513.31273.38617440.69857106-740表表2.2 11309工作面阻力測定原始數(shù)據(jù)記錄表工作面阻力測定原始數(shù)據(jù)記錄表(續(xù)續(xù))序號測點(diǎn)測

25、點(diǎn)位置支護(hù)形式斷面形狀絕對壓力HPa基點(diǎn)壓力Pa干溫濕溫全高m寬度m面積m2有效面積m2周長m風(fēng)速m/s風(fēng)量m3/s測點(diǎn)間距m標(biāo)高m3127南翼膠帶輸送機(jī)下山錨噴三心拱8023-10332.431.43.044.7512.01912.0190437513.31273.98382847.88180398-739.63228南翼膠帶輸送機(jī)下山錨噴三心拱6901-10431.831.23.444.0812.24912.2490412813.43955.92270672.5474741104-657.83330南翼膠帶輸送機(jī)大巷錨噴半圓拱 5705-13032.8322.915.2512.3212.3

26、200437513.47847.69053294.747692801-585.33431南翼膠帶輸送機(jī)大巷錨噴半圓拱 5500-13632.631.83.515.3715.754515.7545006315.24175.64853388.989824206-576.43532南翼膠帶輸送機(jī)大巷錨噴半圓拱 5340-15132.631.83.875.3817.714917.7148658816.16225.28945593.701981215-578.33634南翼膠帶輸送機(jī)大巷錨噴三心拱 5400-1543231.23.55.315.535915.53594315.13565.46278684

27、.869536376-592.83735南翼膠帶輸送機(jī)大巷錨噴三心拱 4776-15731.831.417.217.215.92563.16957454.516667590-552.73836南翼膠帶輸送機(jī)大巷錨噴三心拱 4300-14532.431.63.75.0916.053116.0530608715.38544.61448274.076562418-523.573937風(fēng)機(jī)底錨噴三心拱 4102-14729.8294.385.8221.857121.8570914817.952610.40672227.46054187-524南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究 階段性究報告1440

28、38風(fēng)硐澆筑矩形-2931-14932324.25212118.413.57619285.152438南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究 階段性究報告15表表2.3 11309工作面通風(fēng)系統(tǒng)阻力解算表工作面通風(fēng)系統(tǒng)阻力解算表序號測點(diǎn)測點(diǎn)位置支護(hù)形式斷面形狀風(fēng)速m/s風(fēng)量m3/s測點(diǎn)間距m靜壓差Pa位壓差Pa動壓差Pa阻力Pa風(fēng)阻kg/m7百米風(fēng)阻kg/m7阻力系數(shù)kg/m311副井口00022副井底3.057749165.73593-68587181.044921-5.879921317.1650.011547370.001947280.10967188133南翼軌道大巷錨噴三心拱2.89

29、22752.884012131161.2336647630.610152217.8438170.006380270.0048704340.01798525744南翼軌道大巷錨噴三心拱5.340626103.717540-6.17487124-12.7054421.119690.001963950.0011222560.00481834655南翼軌道大巷錨噴三心拱5.90410899.292335539-310412.4287935-3.97869998.4500950.009985840.0018526610.00554662566南翼軌道大巷錨噴三心拱5.94319799.949723312

30、49-6.16853367-0.2663342.5651360.00426080.001365640.00408854977南翼軌道大巷錨噴三心拱6.005188104.5868542597-25.8966351-0.47218370.6311820.006457170.0015193350.00496580687南翼軌道大巷錨噴三心拱4.94260179.64952510011-7.402649557.309342810.9066930.00171920.0017192010.00462444198南翼軌道大巷錨噴三心拱4.94260179.64952522242-4.934223130.0

31、16245937.0820230.005845170.0026329590.007082338109南翼軌道下山錨噴三心拱5.50516670.72778929942-6.16218562-3.6827332.1550850.006427910.0021498010.0033121981110南翼軌道下山錨噴三心拱3.93460176.4841781166-17841917.173259.2663542142.43960.024349360.0020882810.0090601441212南翼-740水平軌道大巷錨噴三心拱2.19227533.603354229-1113.639393886.

32、73950399.37889770.00830590.0036270290.0086883841313南翼-740水平軌道大巷錨噴三心拱3.21332256.86358615120-3.72995338-3.51695512.7530920.003944090.0026119810.0089606321414南翼-740水平軌道大巷錨噴三心拱3.3357660.98300927971.242465991-0.4766317.76583510.002088190.0007484560.002785289南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究 階段性究報告161515南翼-740水平軌道大巷錨噴三

33、心拱2.32917742.66469832830-23.56826173.601513210.0332510.005511940.0016804690.0062844141616南翼-740水平軌道大巷錨噴三心拱2.08922836.48292533326-11.15575510.679314115.5235590.011663050.0035024160.011622406表表2.3 11309工作面通風(fēng)系統(tǒng)阻力解算表工作面通風(fēng)系統(tǒng)阻力解算表(續(xù)續(xù))序號測點(diǎn)測點(diǎn)位置支護(hù)形式斷面形狀風(fēng)速m/s風(fēng)量m3/s測點(diǎn)間距m靜壓差Pa位壓差Pa動壓差Pa阻力Pa風(fēng)阻kg/m7百米風(fēng)阻kg/m7阻力系數(shù)k

34、g/m31717南翼-740水平軌道大巷錨噴三心拱2.08922836.48292529530-11.1481742-0.00412718.8476980.014160510.0048001740.015928882181811309軌順上口錨噴矩形1.16315416.49224419225-17.34612721.90575549.55962820.035146450.0183054450.034060352191811309進(jìn)風(fēng)隅角上風(fēng)側(cè)151m錨噴矩形1.53036318.3643591192-345378.9210383-0.61506133.3059770.098757630.00

35、82850360.010226101201911309回風(fēng)隅角錨噴矩形1.53036318.364359216.3535-530.5865170.01138144.42486440.013120440.0060658530.007486996211911309皮帶順槽上口10m錨噴矩形1.42580418.3643591193-271309.99237330.202768439.1951420.116219950.0097418240.0140645592220南翼-740水平膠帶輸送機(jī)大巷錨噴三心拱2.67416945.890302137-1442.29743381-3.17076325.1

36、266710.011931450.0087090860.0276675912321南翼-740水平膠帶輸送機(jī)大巷錨噴三心拱2.23128830.898451210289-271.6913571.343607518.6522510.0195370.0093033320.0172886032422南翼-740水平膠帶輸送機(jī)大巷錨噴三心拱1.02928922.70012281286-221.339132.427659567.0885290.13019430.0463324910.2756014282524南翼-740水平膠帶輸送機(jī)大巷錨噴三心拱1.5916723.223264388-458328.2

37、818071-0.917426-130.6356-0.2422228-0.062428569-0.132198782624南翼-740水平膠帶輸送機(jī)大巷錨噴三心拱0.97058613.1152513450-2.228214250.987016948.7588030.283465310.2115412730.345101893南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究 階段性究報告172725南翼-740水平膠帶輸送機(jī)大巷錨噴三心拱1.58704720.31917645413419.27166039-0.983348152.288310.368853910.0812453540.124095994表

38、表2.3 11309工作面通風(fēng)系統(tǒng)阻力解算表工作面通風(fēng)系統(tǒng)阻力解算表(續(xù)續(xù))序號測點(diǎn)測點(diǎn)位置支護(hù)形式斷面形狀風(fēng)速m/s風(fēng)量m3/s測點(diǎn)間距m靜壓差Pa位壓差Pa動壓差Pa阻力Pa風(fēng)阻kg/m7百米風(fēng)阻kg/m7阻力系數(shù)kg/m32825南翼-740水平膠帶輸送機(jī)大巷錨噴三心拱2.47831845.83333396253-126.661752-2.248276124.089970.059070930.0615322180.2356852752926南翼膠帶輸送機(jī)下山錨噴三心拱3.81339345.833333196-99141.0370207-5.17708736.8599340.0175465

39、50.008952320.0116755993027南翼膠帶輸送機(jī)下山錨噴三心拱3.38617440.6985710618-3.633380911.915911916.2825310.009830230.0092738010.0120948733127南翼膠帶輸送機(jī)下山錨噴三心拱3.98382847.8818039824-4.84730515-2.7491916.4035050.007154770.0073007860.0095216713228南翼膠帶輸送機(jī)下山錨噴三心拱5.92270672.54747411041121-990.849794-11.80889118.341310.02248

40、4940.002036680.0027851383330南翼膠帶輸送機(jī)大巷錨噴半圓拱 7.69053294.7476928011170-872.162671-14.48463283.35270.031563860.0039405560.0054670993431南翼膠帶輸送機(jī)大巷錨噴半圓拱 5.64853388.989824206199-106.54533816.63173109.086390.013774950.0066868670.0171554873532南翼膠帶輸送機(jī)大巷錨噴半圓拱 5.28945593.70198121514522.739207652.411895170.15110.

41、019379260.009013610.0310036063634南翼膠帶輸送機(jī)大巷錨噴三心拱 5.46278684.869536376-63173.7952948-1.205625109.589670.015214790.0040464870.0100251513735南翼膠帶輸送機(jī)大巷錨噴三心拱 3.16957454.516667590621-480.68611512.149786152.463670.051298870.0086947230.0277808593836南翼膠帶輸送機(jī)大巷錨噴三心拱 4.61448274.076562418488-347.965414-6.821271133

42、.213310.02427650.0058077740.015616123937風(fēng)機(jī)底錨噴三心拱 10.40672227.460541871965.153258782-53.5959147.557360.002851990.0015251310.008870678南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究 階段性究報告184038風(fēng)硐澆筑矩形13.57619285.15247031-6599.050985-41.02709484 390.9219203 0.0048094520.0009178340.0046196表表2.4 輔測路線輔測路線1測定原始數(shù)據(jù)記錄表測定原始數(shù)據(jù)記錄表序號測點(diǎn)測點(diǎn)位置支

43、護(hù)形式斷面形狀絕對壓力HPa基點(diǎn)壓力Pa干溫濕溫全高m寬度m面積m2有效面積m2周長m風(fēng)速m/s風(fēng)量m3/s測點(diǎn)間距m標(biāo)高m13南翼輔助進(jìn)風(fēng)大巷錨噴三心拱68859633.226.83.855.3520.220.217.25875.960396120.40-555.125南翼輔助進(jìn)風(fēng)大巷錨噴三心拱68839533.226.210.419.412.38364.2582.4567.7-554.636南翼輔助進(jìn)風(fēng)大巷錨噴三心拱72309333.226.43.13.710.410.412.38366.77564170.466667490.1-587.647南翼輔助進(jìn)風(fēng)大巷錨噴三心拱72059033.4

44、26.23.13.710.410.412.38366.52724467.883333280.6-58758南翼輔助進(jìn)風(fēng)大巷錨噴三心拱72698633.2253.63.9131313.84534.06538552.85132.3-59269南翼輔助進(jìn)風(fēng)大巷錨噴三心拱71628233.225.83.9516.817516.817515.74753.1425652.85408.5-585.3711南翼進(jìn)風(fēng)下山錨噴矩形8897483525.93.564.214.95214.95215.525.34711179.951368.3-735.9811南翼進(jìn)風(fēng)下山錨噴矩形88524435262.694.214

45、.95214.95213.785.28803379.06666720-732.65912南翼進(jìn)風(fēng)下山錨噴矩形8960862725.83.424.4115.082215.082215.664.05555361.166667380.9-7391013九采輔助膠帶輸送機(jī)巷錨噴矩形85588226.625.63.214.2313.578313.578314.882.59036335.17273287.3-709南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究 階段性究報告191113九采輔助膠帶輸送機(jī)巷錨噴矩形85467726.625.63.214.2313.578313.578314.882.59036335

46、.17273215.6-708.8表表2.4 輔測路線輔測路線1測定原始數(shù)據(jù)記錄表測定原始數(shù)據(jù)記錄表(續(xù)續(xù))序號測點(diǎn)測點(diǎn)位置支護(hù)形式斷面形狀絕對壓力HPa基點(diǎn)壓力Pa干溫濕溫全高m寬度m面積m2有效面積m2周長m風(fēng)速m/s風(fēng)量m3/s測點(diǎn)間距m標(biāo)高m1214九采輔助膠帶輸送機(jī)巷錨噴矩形85267626.425.63.044.2612.950412.950414.62.35734130.528515109.3-707.51315南翼-740輔助運(yùn)輸巷砌碹半圓拱84937526.625.83.314.1611.912711.9127091213.25371.87105822.289367158-7

47、05.41415南翼-740輔助運(yùn)輸巷砌碹半圓拱84777327263.575.1115.440915.2408716715.08920.81257412.38432950.6-704.31516南翼-740輔助運(yùn)輸巷砌碹半圓拱84757327.226.24.45.6221.33921.3389938817.73861.49243531.84706234-704.41616南翼-740輔助運(yùn)輸巷砌碹半圓拱84767427.226.24.315.7221.142521.1425156817.65671.74857736.96931821.7-704.61717南翼-740輔助運(yùn)輸巷砌碹半圓拱85

48、067327.126.44.155.0918.343618.3435608716.44651.82760933.524861129.1-7081818南翼-740輔助運(yùn)輸延伸巷錨噴矩形8808622726.24.295.423.16623.16619.381.26515229.308508647-732.11919南翼-740輔助運(yùn)輸延伸錨噴矩形87196226.8263.945.8623.088423.088419.61.00749623.261461126.3-726.5南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究 階段性究報告20巷2019南翼-740輔助運(yùn)輸延伸巷錨噴矩形8739652726

49、.22.895.5916.155116.155116.961.03035116.645421288.9-732表表2.5 輔測路線輔測路線1通風(fēng)系統(tǒng)阻力解算表通風(fēng)系統(tǒng)阻力解算表序號測點(diǎn)測點(diǎn)位置支護(hù)形式斷面形狀風(fēng)速m/s風(fēng)量m3/s測點(diǎn)間距m靜壓差Pa位壓差Pa動壓差Pa阻力Pa風(fēng)阻kg/m7百米風(fēng)阻kg/m7阻力系數(shù)kg/m313南翼輔助進(jìn)風(fēng)大巷錨噴三心拱5.960396120.4025南翼輔助進(jìn)風(fēng)大巷錨噴三心拱4.2582.4567.71-6.0453151410.762575.71725490.000841020.0012422740.00732444736南翼輔助進(jìn)風(fēng)大巷錨噴三心拱6.7

50、7564170.466667490.1-349399.3545131-17.2171533.1373660.006673450.0013616510.00123685347南翼輔助進(jìn)風(fēng)大巷錨噴三心拱6.52724467.883333280.622-7.260879432.073782516.8129030.003648520.0013002560.00118108458南翼輔助進(jìn)風(fēng)大巷錨噴三心拱4.06538552.85132.3-6860.4961779616.0821838.57836060.003071240.0023214240.00368367869南翼輔助進(jìn)風(fēng)大巷錨噴三心拱3.14

51、25652.85408.5103-81.08106784.110703826.0296360.009319190.0022813190.006890622711南翼進(jìn)風(fēng)下山錨噴矩形5.34711179.951368.3-17691830.408523-11.714349.6942250.007774440.0005681820.001223753811南翼進(jìn)風(fēng)下山錨噴矩形5.28803379.0666672041-39.7200170.35659161.6365740.000261790.0013089370.003175173南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究 階段性究報告215912南

52、翼進(jìn)風(fēng)下山錨噴矩形4.05555361.166667380.9-6680.260009926.507024320.7670340.005550660.0014572490.0031925391013九采輔助膠帶輸送機(jī)巷錨噴矩形2.59036335.17273287.3398-399.4375126.29634774.85883540.003927530.001367050.0022999461113九采輔助膠帶輸送機(jī)巷錨噴矩形2.59036335.17273215.67-2.660648840.19234224.53169340.00366310.0016990240.002858465121

53、4九采輔助膠帶輸送機(jī)巷錨噴矩形2.35734130.528515109.319-16.935020.7633922.8283720.003034770.0027765470.004130491表表2.5 輔測路線輔測路線1通風(fēng)系統(tǒng)阻力解算表通風(fēng)系統(tǒng)阻力解算表(續(xù)續(xù))序號測點(diǎn)測點(diǎn)位置支護(hù)形式斷面形狀風(fēng)速m/s風(fēng)量m3/s測點(diǎn)間距m靜壓差Pa位壓差Pa動壓差Pa阻力Pa風(fēng)阻kg/m7百米風(fēng)阻kg/m7阻力系數(shù)kg/m31315南翼-740輔助運(yùn)輸巷砌碹半圓拱1.87105822.28936715832-27.34580131.37059656.02479520.012126820.00767520

54、.0097900481415南翼-740輔助運(yùn)輸巷砌碹半圓拱0.81257412.38432950.614-14.30322321.88642421.58320110.010322650.0204004910.0478633291516南翼-740輔助運(yùn)輸巷砌碹半圓拱1.49243531.8470623421.29880432-1.0375912.26121290.002229480.0065572810.0359192611616南翼-740輔助運(yùn)輸巷砌碹半圓拱1.74857736.96931821.702.596345419-0.5496892.04665680.001497480.006

55、9008470.0369371031717南翼-740輔助運(yùn)輸巷砌碹半圓拱1.82760933.524861129.1-3144.15637674-0.18923812.9671380.011537460.0089368390.0335399051818南翼-740輔助運(yùn)輸延伸巷錨噴矩形1.26515229.308508647-313313.60928851.14996561.75925410.002048050.0003165460.0020306561919南翼-740輔助運(yùn)輸延伸巷錨噴矩形1.00749623.261461126.389-72.97573620.389467816.413

56、7320.030334260.0240176220.150818789南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究 階段性究報告222019南翼-740輔助運(yùn)輸延伸巷錨噴矩形1.03035116.645421288.9-1771.64442988-0.03052954.6139010.197112260.0682285420.169616928表表2.6 輔測路線輔測路線2測定原始數(shù)據(jù)記錄表測定原始數(shù)據(jù)記錄表序號測點(diǎn)測點(diǎn)位置支護(hù)形式斷面形狀絕對壓力HPa基點(diǎn)壓力Pa干溫濕溫全高m寬度m面積m2有效面積m2周長m風(fēng)速m/s風(fēng)量m3/s測點(diǎn)間距m標(biāo)高m113南翼-740水平回風(fēng)大巷錨噴矩形8284828

57、4-3029.828.44.24.820.1620.560.68390714.0611220-722.4214南翼-740水平回風(fēng)大巷錨噴三心拱84478527-3030.4293.44.212.38722812.78721.83640723.482559128-736.5315南翼-740水平回風(fēng)大巷錨噴矩形83428360-9029.628.62.84.813.4413.841.62978322.556192188.5-733.8416南翼-740水平回風(fēng)大巷錨噴矩形82908274-1023129.62.94.813.9214.321.60964423.05009874.8-730.95

58、17南翼-740水平回風(fēng)大巷錨噴矩形80028002-12030.229.43.235.0216.214616.61463.8459263.898428300.1-714.1618南翼-740水平回風(fēng)大巷錨噴矩形79207990-15030.6303.235.0216.214616.61463.8459263.89842889.8-711719南翼-740水平回風(fēng)大巷錨噴矩形82208290-16332.230.33.54.8917.11517.5156.383101111.8000299.1-709.2820南翼-740水平回風(fēng)大巷錨噴矩形81528232-18032.2313.65.118

59、.3618.764.77551989.588732157.5-705.9921南翼-740水平回風(fēng)大巷錨噴矩形83488348-19431.830.83.65.118.3618.764.77551989.588732515.3-729.7南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究 階段性究報告231022南翼-740水平回風(fēng)大巷錨噴矩形83608360-19931.830.83.65.118.3618.764.77551989.588732151.4-732.7南翼采區(qū)通風(fēng)系統(tǒng)優(yōu)化與通防保障技術(shù)研究 階段性究報告24表表2.6 輔測路線輔測路線2測定原始數(shù)據(jù)記錄表測定原始數(shù)據(jù)記錄表(續(xù)續(xù))序號測點(diǎn)

60、測點(diǎn)位置支護(hù)形式斷面形狀絕對壓力HPa基點(diǎn)壓力Pa干溫濕溫全高m寬度m面積m2有效面積m2周長m風(fēng)速m/s風(fēng)量m3/s測點(diǎn)間距m標(biāo)高m1123南翼-740水平回風(fēng)大巷錨噴三心拱83258325-20831.630.63.64.814.80780815.20783.59464554.66666795.7-732.651214九采輔助膠帶輸送機(jī)巷錨噴矩形85267626.425.63.044.2612.950412.950414.62.35734130.528515109.3-707.51315南翼-740輔助運(yùn)輸巷砌碹半圓拱84937526.625.83.314.1611.912711.9127