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全國首例條帶式采煤沉陷區綜合治理和利用項目成效顯著

文(wen)章來源:中國煤炭科(ke)工集團有限(xian)公司  發(fa)布時間:2021-11-17

日前,由中國(guo)(guo)煤(mei)炭科工(gong)(gong)承擔的(de)全國(guo)(guo)首(shou)例條帶(dai)式(shi)采煤(mei)沉(chen)陷區(qu)綜(zong)合治理(li)與利(li)用項目(mu)(mu)——濟寧市任城(cheng)區(qu)采煤(mei)沉(chen)陷區(qu)綜(zong)合治理(li)項目(mu)(mu)(一(yi)期南區(qu))采空(kong)區(qu)治理(li)工(gong)(gong)程(cheng)完成竣(jun)工(gong)(gong)驗(yan)收。沉(chen)陷區(qu)經過治理(li)后,新增用地2560畝左(zuo)右,新建(jian)(jian)住宅370萬平方(fang)米,既(ji)滿(man)足了(le)人們對良好生(sheng)態環境的(de)需求,又(you)進一(yi)步促進城(cheng)市建(jian)(jian)設高質量(liang)發展,并對全國(guo)(guo)礦產開(kai)采沉(chen)陷區(qu)綜(zong)合治理(li)工(gong)(gong)作具有積(ji)極的(de)示(shi)范和帶(dai)動效(xiao)應。

據(ju)了解,任城(cheng)(cheng)區(qu)(qu)(qu)(qu)(qu)是濟(ji)寧市主(zhu)城(cheng)(cheng)區(qu)(qu)(qu)(qu)(qu),是經濟(ji)、文化(hua)、金融(rong)、教(jiao)育(yu)中心,面(mian)(mian)(mian)積(ji)651平(ping)方公里(li)(li),常住人(ren)口(kou)102.2萬,同時(shi)也是重(zhong)要(yao)的(de)煤(mei)(mei)(mei)炭產區(qu)(qu)(qu)(qu)(qu),煤(mei)(mei)(mei)礦井田(tian)占轄區(qu)(qu)(qu)(qu)(qu)面(mian)(mian)(mian)積(ji)的(de)63%。長期以來(lai),任城(cheng)(cheng)區(qu)(qu)(qu)(qu)(qu)煤(mei)(mei)(mei)炭開采(cai)造(zao)成(cheng)地表沉(chen)陷(xian)嚴(yan)重(zhong),采(cai)煤(mei)(mei)(mei)沉(chen)陷(xian)區(qu)(qu)(qu)(qu)(qu)面(mian)(mian)(mian)積(ji)達(da)70平(ping)方公里(li)(li),其中城(cheng)(cheng)市近郊條帶采(cai)煤(mei)(mei)(mei)沉(chen)陷(xian)區(qu)(qu)(qu)(qu)(qu)約(yue)23平(ping)方公里(li)(li)。條帶采(cai)煤(mei)(mei)(mei)沉(chen)陷(xian)區(qu)(qu)(qu)(qu)(qu)由于采(cai)空(kong)區(qu)(qu)(qu)(qu)(qu)殘留空(kong)洞、空(kong)隙較大造(zao)成(cheng)沉(chen)陷(xian)區(qu)(qu)(qu)(qu)(qu)覆巖及地表移動變(bian)形(xing)不充(chong)分(fen),存在進(jin)一(yi)步(bu)移動變(bian)形(xing)的(de)隱患,因而(er)后期移動變(bian)形(xing)具(ju)有長期性(xing)、突發性(xing)、不可(ke)預測性(xing)、隱蔽(bi)性(xing)及復雜(za)性(xing)等顯(xian)著危害。

為因地(di)制(zhi)宜(yi)解決任(ren)城(cheng)(cheng)區(qu)(qu)采(cai)煤(mei)沉陷(xian)區(qu)(qu)生態治(zhi)(zhi)理問題(ti),中國煤(mei)科與(yu)(yu)(yu)任(ren)城(cheng)(cheng)區(qu)(qu)委、區(qu)(qu)政(zheng)府緊密(mi)合作,本(ben)著“政(zheng)府主導、企業(ye)主體(ti)、市場運作、社(she)會參(can)與(yu)(yu)(yu)”原則,采(cai)用“技(ji)術(shu)研(yan)究+資本(ben)投入(ru)”運作方式,融合“平(ping)臺+運營+技(ji)術(shu)”三(san)要素,開(kai)創了采(cai)煤(mei)沉陷(xian)區(qu)(qu)綜(zong)合治(zhi)(zhi)理與(yu)(yu)(yu)土地(di)開(kai)發一(yi)體(ti)化(hua)的“任(ren)城(cheng)(cheng)模式”,扎實(shi)推進濟寧任(ren)城(cheng)(cheng)采(cai)煤(mei)沉陷(xian)區(qu)(qu)綜(zong)合整治(zhi)(zhi)與(yu)(yu)(yu)土地(di)開(kai)發利用項(xiang)目(mu)。濟寧任(ren)城(cheng)(cheng)采(cai)煤(mei)沉陷(xian)區(qu)(qu)綜(zong)合治(zhi)(zhi)理創新示(shi)范項(xiang)目(mu)的落地(di)實(shi)施(shi),是(shi)中國煤(mei)炭科工全(quan)面貫徹落實(shi)“兩山論”的行動實(shi)踐(jian),是(shi)推動土地(di)節約(yue)集約(yue)利用、優化(hua)城(cheng)(cheng)市發展(zhan)空間的重要舉措,也是(shi)破解生態環境問題(ti)、推動區(qu)(qu)域(yu)協調發展(zhan),實(shi)現人與(yu)(yu)(yu)自(zi)然和(he)諧共生的重要抓手。

項目(mu)實(shi)施過程(cheng)中(zhong),中(zhong)國(guo)煤(mei)(mei)(mei)(mei)炭(tan)科工(gong)(gong)(gong)創(chuang)(chuang)新(xin)(xin)采(cai)(cai)用了(le)(le)(le)多種均屬國(guo)內首(shou)次使用的(de)(de)“黑科技”和(he)先(xian)(xian)進(jin)(jin)的(de)(de)項目(mu)管(guan)理系(xi)統。中(zhong)國(guo)煤(mei)(mei)(mei)(mei)炭(tan)科工(gong)(gong)(gong)針對城市(shi)棚(peng)改區人(ren)口密集(ji)、地(di)(di)質采(cai)(cai)礦條件復雜(za)的(de)(de)特點,綜合(he)采(cai)(cai)用全數字(zi)高(gao)精度(du)三維(wei)地(di)(di)震勘(kan)探(tan)精準探(tan)查技術(shu)(shu)、PEM法(fa)和(he)VSP法(fa)精確探(tan)測(ce)技術(shu)(shu)、鉆(zhan)孔數字(zi)全息成(cheng)像技術(shu)(shu)等,實(shi)現(xian)沉陷(xian)區精細探(tan)查,達到了(le)(le)(le)國(guo)際先(xian)(xian)進(jin)(jin)水平;開(kai)(kai)創(chuang)(chuang)固廢利(li)(li)用新(xin)(xin)模式,研發了(le)(le)(le)一(yi)套集(ji)篩選、破碎(sui)、攪拌(ban)于一(yi)體的(de)(de)制(zhi)充(chong)一(yi)體化(hua)生(sheng)(sheng)產線,把城市(shi)棚(peng)戶區改造遺留(liu)的(de)(de)建(jian)筑固料(liao)再生(sheng)(sheng)加工(gong)(gong)(gong)為注(zhu)漿(jiang)充(chong)填(tian)料(liao),用于采(cai)(cai)煤(mei)(mei)(mei)(mei)沉陷(xian)區充(chong)填(tian)治理工(gong)(gong)(gong)程(cheng),環保生(sheng)(sheng)態效益顯著;采(cai)(cai)用保護煤(mei)(mei)(mei)(mei)柱與墩臺式相(xiang)結合(he)的(de)(de)局(ju)部控制(zhi)充(chong)填(tian)技術(shu)(shu),解決地(di)(di)表沉陷(xian)問題的(de)(de)同時節約了(le)(le)(le)資(zi)源;破解城市(shi)施工(gong)(gong)(gong)局(ju)限性(xing)、無法(fa)常規施工(gong)(gong)(gong)的(de)(de)難題,創(chuang)(chuang)新(xin)(xin)性(xing)地(di)(di)采(cai)(cai)用了(le)(le)(le)定向鉆(zhan)孔灌注(zhu)高(gao)低濃度(du)再生(sheng)(sheng)漿(jiang)液及水泥粉煤(mei)(mei)(mei)(mei)灰漿(jiang)液的(de)(de)綜合(he)注(zhu)漿(jiang)工(gong)(gong)(gong)藝技術(shu)(shu);采(cai)(cai)用全地(di)(di)層全生(sheng)(sheng)命周期分布式光纖監(jian)測(ce)技術(shu)(shu),對治理效果進(jin)(jin)行(xing)監(jian)測(ce)評價(jia);構建(jian)了(le)(le)(le)包含建(jian)設(she)單位、監(jian)理單位及施工(gong)(gong)(gong)單位三方的(de)(de)項目(mu)管(guan)理平臺;開(kai)(kai)發了(le)(le)(le)具有實(shi)時監(jian)測(ce)功能的(de)(de)智能鉆(zhan)探(tan)檢(jian)測(ce)分析系(xi)統;研發了(le)(le)(le)對制(zhi)漿(jiang)、注(zhu)漿(jiang)過程(cheng)精準管(guan)控的(de)(de)采(cai)(cai)空區注(zhu)漿(jiang)自(zi)動化(hua)控制(zhi)系(xi)統等;利(li)(li)用多種手段輔助(zhu)項目(mu)管(guan)理,實(shi)現(xian)施工(gong)(gong)(gong)質量和(he)工(gong)(gong)(gong)作效率的(de)(de)雙(shuang)提升(sheng)。通(tong)過以上創(chuang)(chuang)新(xin)(xin)工(gong)(gong)(gong)藝技術(shu)(shu)和(he)先(xian)(xian)進(jin)(jin)管(guan)理手段的(de)(de)成(cheng)功應用,有效消除了(le)(le)(le)條帶采(cai)(cai)煤(mei)(mei)(mei)(mei)沉陷(xian)區的(de)(de)各種危害。

下一(yi)步(bu),中國煤(mei)(mei)炭科(ke)工(gong)將緊(jin)跟國家加強(qiang)礦區(qu)生態建設(she)步(bu)伐,發揮煤(mei)(mei)炭科(ke)技綜合優(you)勢,以(yi)濟寧任城采煤(mei)(mei)沉陷區(qu)治理成(cheng)果為(wei)基礎,做(zuo)大做(zuo)強(qiang)做(zuo)優(you)生態修復產(chan)業,并在全國范圍(wei)內(nei)推廣先進技術成(cheng)果和(he)成(cheng)功(gong)商業模式,為(wei)我國礦業城市生態建設(she)和(he)經濟轉型、建設(she)美麗中國、人民安居樂業作(zuo)出更(geng)大貢獻(xian)。

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