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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(guo)煤炭科工集團有(you)限公(gong)司(si)  發布時間:2021-11-17

日前(qian),由中(zhong)國煤炭科(ke)工(gong)承擔的(de)全國首例條帶式采(cai)煤沉陷區(qu)綜(zong)合(he)治理與(yu)利用(yong)項(xiang)目——濟寧市(shi)任城(cheng)區(qu)采(cai)煤沉陷區(qu)綜(zong)合(he)治理項(xiang)目(一期南(nan)區(qu))采(cai)空區(qu)治理工(gong)程完成竣工(gong)驗收(shou)。沉陷區(qu)經(jing)過治理后,新增(zeng)用(yong)地2560畝左右,新建住宅370萬平方(fang)米,既滿足(zu)了人們(men)對良好生(sheng)態環(huan)境的(de)需求,又(you)進一步促進城(cheng)市(shi)建設(she)高(gao)質量發展(zhan),并(bing)對全國礦產開(kai)采(cai)沉陷區(qu)綜(zong)合(he)治理工(gong)作(zuo)具有積極的(de)示范和帶動效(xiao)應。

據了解,任(ren)城(cheng)(cheng)區(qu)(qu)是濟(ji)寧市(shi)主城(cheng)(cheng)區(qu)(qu),是經濟(ji)、文化、金融(rong)、教育中心(xin),面(mian)積651平(ping)(ping)方公(gong)里(li),常住(zhu)人(ren)口(kou)102.2萬,同時也是重要的(de)(de)煤炭產區(qu)(qu),煤礦井田占(zhan)轄區(qu)(qu)面(mian)積的(de)(de)63%。長(chang)期(qi)(qi)以來(lai),任(ren)城(cheng)(cheng)區(qu)(qu)煤炭開(kai)采(cai)造成(cheng)地(di)表(biao)沉(chen)(chen)(chen)陷(xian)(xian)嚴(yan)重,采(cai)煤沉(chen)(chen)(chen)陷(xian)(xian)區(qu)(qu)面(mian)積達70平(ping)(ping)方公(gong)里(li),其(qi)中城(cheng)(cheng)市(shi)近郊(jiao)條帶采(cai)煤沉(chen)(chen)(chen)陷(xian)(xian)區(qu)(qu)約(yue)23平(ping)(ping)方公(gong)里(li)。條帶采(cai)煤沉(chen)(chen)(chen)陷(xian)(xian)區(qu)(qu)由于(yu)采(cai)空區(qu)(qu)殘留空洞、空隙(xi)較大造成(cheng)沉(chen)(chen)(chen)陷(xian)(xian)區(qu)(qu)覆(fu)巖及(ji)地(di)表(biao)移(yi)(yi)動(dong)變形(xing)不充分,存在進一步移(yi)(yi)動(dong)變形(xing)的(de)(de)隱患,因而后期(qi)(qi)移(yi)(yi)動(dong)變形(xing)具有長(chang)期(qi)(qi)性(xing)(xing)、突發性(xing)(xing)、不可(ke)預(yu)測(ce)性(xing)(xing)、隱蔽(bi)性(xing)(xing)及(ji)復雜性(xing)(xing)等顯著危害。

為(wei)因地(di)制(zhi)宜解(jie)決任(ren)(ren)(ren)城區(qu)采(cai)煤(mei)沉(chen)(chen)陷(xian)(xian)區(qu)生(sheng)態治(zhi)(zhi)理(li)問題,中國煤(mei)科(ke)與(yu)任(ren)(ren)(ren)城區(qu)委、區(qu)政府緊密合(he)(he)作(zuo),本著“政府主導(dao)、企業主體(ti)、市場(chang)運作(zuo)、社會(hui)參(can)與(yu)”原則,采(cai)用“技(ji)術(shu)研究+資本投入”運作(zuo)方式(shi),融合(he)(he)“平臺+運營+技(ji)術(shu)”三要(yao)素,開(kai)創了采(cai)煤(mei)沉(chen)(chen)陷(xian)(xian)區(qu)綜合(he)(he)治(zhi)(zhi)理(li)與(yu)土(tu)地(di)開(kai)發(fa)一(yi)體(ti)化的(de)“任(ren)(ren)(ren)城模式(shi)”,扎實(shi)推進濟寧任(ren)(ren)(ren)城采(cai)煤(mei)沉(chen)(chen)陷(xian)(xian)區(qu)綜合(he)(he)整治(zhi)(zhi)與(yu)土(tu)地(di)開(kai)發(fa)利(li)(li)用項(xiang)目。濟寧任(ren)(ren)(ren)城采(cai)煤(mei)沉(chen)(chen)陷(xian)(xian)區(qu)綜合(he)(he)治(zhi)(zhi)理(li)創新示(shi)范(fan)項(xiang)目的(de)落地(di)實(shi)施,是中國煤(mei)炭科(ke)工全面貫徹落實(shi)“兩(liang)山論”的(de)行動(dong)實(shi)踐,是推動(dong)土(tu)地(di)節約集約利(li)(li)用、優化城市發(fa)展空間的(de)重要(yao)舉措,也是破解(jie)生(sheng)態環境(jing)問題、推動(dong)區(qu)域協調發(fa)展,實(shi)現人與(yu)自然(ran)和諧共生(sheng)的(de)重要(yao)抓手(shou)。

項目實(shi)施過(guo)(guo)程(cheng)中(zhong),中(zhong)國(guo)煤(mei)(mei)炭(tan)科(ke)(ke)工(gong)(gong)(gong)(gong)創(chuang)(chuang)新(xin)采用(yong)了(le)(le)(le)(le)多種(zhong)均屬國(guo)內首次使(shi)用(yong)的(de)(de)(de)(de)“黑科(ke)(ke)技(ji)(ji)(ji)”和先進的(de)(de)(de)(de)項目管(guan)(guan)(guan)理(li)系統。中(zhong)國(guo)煤(mei)(mei)炭(tan)科(ke)(ke)工(gong)(gong)(gong)(gong)針對城(cheng)市棚(peng)改(gai)區人口(kou)密集、地質采礦條件復雜的(de)(de)(de)(de)特點,綜(zong)合采用(yong)全(quan)數字高(gao)精(jing)(jing)度三維地震勘探(tan)(tan)精(jing)(jing)準(zhun)探(tan)(tan)查技(ji)(ji)(ji)術(shu)(shu)、PEM法和VSP法精(jing)(jing)確(que)探(tan)(tan)測(ce)(ce)技(ji)(ji)(ji)術(shu)(shu)、鉆孔數字全(quan)息(xi)成(cheng)像技(ji)(ji)(ji)術(shu)(shu)等,實(shi)現(xian)(xian)沉陷(xian)(xian)區精(jing)(jing)細(xi)探(tan)(tan)查,達到了(le)(le)(le)(le)國(guo)際(ji)先進水平;開(kai)創(chuang)(chuang)固廢利用(yong)新(xin)模式,研發(fa)了(le)(le)(le)(le)一(yi)套(tao)集篩選、破碎(sui)、攪拌于一(yi)體的(de)(de)(de)(de)制充一(yi)體化生產(chan)線,把城(cheng)市棚(peng)戶區改(gai)造遺留(liu)的(de)(de)(de)(de)建筑固料再生加工(gong)(gong)(gong)(gong)為注漿充填料,用(yong)于采煤(mei)(mei)沉陷(xian)(xian)區充填治(zhi)理(li)工(gong)(gong)(gong)(gong)程(cheng),環保生態效(xiao)益顯著;采用(yong)保護煤(mei)(mei)柱與墩臺式相(xiang)結合的(de)(de)(de)(de)局(ju)部控制充填技(ji)(ji)(ji)術(shu)(shu),解決地表沉陷(xian)(xian)問題(ti)的(de)(de)(de)(de)同時節約了(le)(le)(le)(le)資源;破解城(cheng)市施工(gong)(gong)(gong)(gong)局(ju)限(xian)性、無(wu)法常規施工(gong)(gong)(gong)(gong)的(de)(de)(de)(de)難題(ti),創(chuang)(chuang)新(xin)性地采用(yong)了(le)(le)(le)(le)定向鉆孔灌注高(gao)低濃度再生漿液及水泥粉煤(mei)(mei)灰漿液的(de)(de)(de)(de)綜(zong)合注漿工(gong)(gong)(gong)(gong)藝技(ji)(ji)(ji)術(shu)(shu);采用(yong)全(quan)地層全(quan)生命周期分(fen)布式光纖監(jian)測(ce)(ce)技(ji)(ji)(ji)術(shu)(shu),對治(zhi)理(li)效(xiao)果(guo)進行(xing)監(jian)測(ce)(ce)評價(jia);構建了(le)(le)(le)(le)包含建設(she)單位(wei)、監(jian)理(li)單位(wei)及施工(gong)(gong)(gong)(gong)單位(wei)三方的(de)(de)(de)(de)項目管(guan)(guan)(guan)理(li)平臺;開(kai)發(fa)了(le)(le)(le)(le)具(ju)有(you)實(shi)時監(jian)測(ce)(ce)功能的(de)(de)(de)(de)智能鉆探(tan)(tan)檢測(ce)(ce)分(fen)析系統;研發(fa)了(le)(le)(le)(le)對制漿、注漿過(guo)(guo)程(cheng)精(jing)(jing)準(zhun)管(guan)(guan)(guan)控的(de)(de)(de)(de)采空區注漿自動化控制系統等;利用(yong)多種(zhong)手(shou)段輔助項目管(guan)(guan)(guan)理(li),實(shi)現(xian)(xian)施工(gong)(gong)(gong)(gong)質量和工(gong)(gong)(gong)(gong)作效(xiao)率(lv)的(de)(de)(de)(de)雙提升。通過(guo)(guo)以上創(chuang)(chuang)新(xin)工(gong)(gong)(gong)(gong)藝技(ji)(ji)(ji)術(shu)(shu)和先進管(guan)(guan)(guan)理(li)手(shou)段的(de)(de)(de)(de)成(cheng)功應用(yong),有(you)效(xiao)消除了(le)(le)(le)(le)條帶采煤(mei)(mei)沉陷(xian)(xian)區的(de)(de)(de)(de)各(ge)種(zhong)危害(hai)。

下(xia)一步,中國(guo)煤炭科工將緊(jin)跟國(guo)家加(jia)強礦區(qu)生(sheng)(sheng)態(tai)建設(she)步伐,發揮煤炭科技綜合(he)優勢,以濟寧任(ren)城采煤沉(chen)陷區(qu)治理(li)成果為基(ji)礎,做大(da)(da)做強做優生(sheng)(sheng)態(tai)修復(fu)產業(ye),并在全(quan)國(guo)范圍內推廣先進技術成果和(he)成功商業(ye)模式,為我國(guo)礦業(ye)城市生(sheng)(sheng)態(tai)建設(she)和(he)經濟轉型、建設(she)美麗中國(guo)、人民(min)安居樂(le)業(ye)作出更大(da)(da)貢獻。

【責任(ren)編輯:趙藝涵】

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