水(shui)(shui)(shui)壓(ya)(ya)光(guang)(guang)(guang)面(mian)爆(bao)破(po)較(jiao)水(shui)(shui)(shui)壓(ya)(ya)光(guang)(guang)(guang)面(mian)爆(bao)破(po),在周(zhou)邊(bian)眼(yan)單循環(huan)火工(gong)(gong)品使用(yong)(yong)量(liang)(liang)上節(jie)(jie)(jie)約(yue)費(fei)(fei)(fei)用(yong)(yong)8.3%,周(zhou)邊(bian)眼(yan)鉆孔數(shu)量(liang)(liang)從39個(ge)下(xia)降(jiang)為(wei)23個(ge)費(fei)(fei)(fei)用(yong)(yong)節(jie)(jie)(jie)約(yue)41%,混凝土噴(pen)射每(mei)延米節(jie)(jie)(jie)約(yue)1.37立方米。水(shui)(shui)(shui)壓(ya)(ya)光(guang)(guang)(guang)面(mian)爆(bao)破(po)比(bi)水(shui)(shui)(shui)壓(ya)(ya)光(guang)(guang)(guang)面(mian)爆(bao)破(po)每(mei)循環(huan)節(jie)(jie)(jie)約(yue)費(fei)(fei)(fei)用(yong)(yong)258.4元,即(ji)每(mei)延米節(jie)(jie)(jie)約(yue)76較(jiao)元,節(jie)(jie)(jie)約(yue)費(fei)(fei)(fei)用(yong)(yong)比(bi)例達32%。此外,聚(ju)(ju)能(neng)管(guan)(guan)水(shui)(shui)(shui)壓(ya)(ya)光(guang)(guang)(guang)面(mian)爆(bao)破(po)能(neng)有(you)效降(jiang)低隧道內(nei)石渣塊度和(he)粉塵含(han)量(liang)(liang),還(huan)可(ke)(ke)使通風(feng)時間有(you)效縮短33%。聚(ju)(ju)能(neng)管(guan)(guan)光(guang)(guang)(guang)面(mian)爆(bao)破(po)工(gong)(gong)藝技(ji)術(shu)(shu)很(hen)成熟、可(ke)(ke)操作性很(hen)強、材料(liao)成本很(hen)低、施工(gong)(gong)速度很(hen)快、節(jie)(jie)(jie)能(neng)環(huan)保效果很(hen)顯著、經濟效益社會(hui)效益很(hen)高。聚(ju)(ju)能(neng)管(guan)(guan)定向爆(bao)破(po)技(ji)術(shu)(shu)是(shi)近幾年(nian)發展起來的(de)(de)一(yi)項掘進新技(ji)術(shu)(shu),這(zhe)種爆(bao)破(po)技(ji)術(shu)(shu)與(yu)傳統(tong)的(de)(de)光(guang)(guang)(guang)面(mian)爆(bao)破(po)技(ji)術(shu)(shu)有(you)一(yi)定的(de)(de)差別,聚(ju)(ju)能(neng)管(guan)(guan)定向爆(bao)破(po)原理是(shi)在巷道周(zhou)邊(bian)眼(yan)中,將炸裝(zhuang)在聚(ju)(ju)能(neng)管(guan)(guan)中起爆(bao),爆(bao)破(po)時利用(yong)(yong)聚(ju)(ju)能(neng)管(guan)(guan)的(de)(de)聚(ju)(ju)能(neng)作用(yong)(yong),以減少裂隙(xi)的(de)(de)數(shu)量(liang)(liang)和(he)控制優勢裂隙(xi)的(de)(de)發展方向。
潮州雙向爆破聚能管的軍事應用:聚能爆破技術,早在二次世界大戰期間就在軍事方面廣泛應用。國內在聚能破甲技術如大錐角反艦導彈戰斗部和大錐角反坦克地雷以及敏感彈戰斗部等方面取得了較為快速的發展,我國20世紀60年代打破國外技術封鎖獨立自主研發成功原子彈就是得力于聚能爆破技術轟擊核裝置而引爆原子彈。專業雙向爆破聚能管的民(min)爆(bao)(bao)應用——切槽爆(bao)(bao)破(po)(po)技術:聚能爆(bao)(bao)破(po)(po)用于(yu)工程建(jian)設也是(shi)20世紀60年代(dai)開始的,首先是(shi)瑞(rui)典(dian)的U﹒Langefors提出孔壁切槽爆(bao)(bao)破(po)(po)利(li)用槽口應力(li)集中定向開裂的設想,后經(jing)W﹒L﹒Fourney驗(yan)證是(shi)有效的。70年代(dai)國外廣泛研究和應用了(le)切槽爆(bao)(bao)破(po)(po)技術。
水壓光(guang)(guang)(guang)面(mian)爆(bao)(bao)(bao)破(po)技術(shu)(shu)在隧(sui)道(dao)掘進(jin)(jin)作業中的(de)實(shi)際應用。提升光(guang)(guang)(guang)面(mian)爆(bao)(bao)(bao)破(po)水平、嚴抓隧(sui)道(dao)超挖管(guan)控進(jin)(jin)行了(le)介紹。聚(ju)能水壓光(guang)(guang)(guang)面(mian)爆(bao)(bao)(bao)破(po)工(gong)(gong)(gong)藝(yi)技術(shu)(shu)很(hen)成熟、可(ke)操作性(xing)很(hen)強(qiang)、材料成本很(hen)低(di)、施(shi)工(gong)(gong)(gong)速度很(hen)快、節能環(huan)保效(xiao)果(guo)很(hen)顯著(zhu)、經(jing)濟(ji)(ji)效(xiao)益社(she)會效(xiao)益很(hen)高。一(yi)是要提高對(dui)推(tui)廣(guang)該(gai)項技術(shu)(shu)重(zhong)要性(xing)和必然性(xing)的(de)認識(shi)(shi);二是要樹(shu)立必須采取聚(ju)能水壓光(guang)(guang)(guang)面(mian)爆(bao)(bao)(bao)破(po)的(de)意識(shi)(shi);三是要堅持培訓、示范、監(jian)督(du)“三位一(yi)體”;四是要制(zhi)定(ding)切實(shi)的(de)獎懲制(zhi)度;五是要建立檢查(cha)監(jian)督(du)機制(zhi),持續促進(jin)(jin)該(gai)項技術(shu)(shu)的(de)深入(ru)推(tui)廣(guang)。在隧(sui)道(dao)施(shi)工(gong)(gong)(gong)的(de)現場管(guan)理、科技創新、人才培養、經(jing)濟(ji)(ji)效(xiao)益等(deng)方(fang)面(mian)的(de)不足。建議對(dui)施(shi)工(gong)(gong)(gong)一(yi)線(xian)基礎(chu)技術(shu)(shu)工(gong)(gong)(gong)作扎實(shi)推(tui)進(jin)(jin);對(dui)新工(gong)(gong)(gong)藝(yi)、先進(jin)(jin)工(gong)(gong)(gong)法(fa)要深入(ru)學習鉆研(yan);對(dui)消極懈怠、故步自封的(de)思想要堅決抵制(zhi)。
水(shui)(shui)(shui)壓(ya)(ya)光(guang)面爆(bao)(bao)(bao)破(po)(po)(po)技術(shu)基礎上發展起來的一項新(xin)技術(shu),其(qi)掏槽眼(yan)(yan)、輔助(zhu)眼(yan)(yan)裝藥(yao)(yao)結(jie)構和爆(bao)(bao)(bao)破(po)(po)(po)方式與水(shui)(shui)(shui)壓(ya)(ya)光(guang)面爆(bao)(bao)(bao)破(po)(po)(po)相同,但在(zai)周(zhou)邊(bian)眼(yan)(yan)中(zhong)安裝專用(yong)(yong)線(xian)性(xing)聚能(neng)藥(yao)(yao)管替代常規爆(bao)(bao)(bao)破(po)(po)(po)藥(yao)(yao)卷和傳爆(bao)(bao)(bao)線(xian),利用(yong)(yong)線(xian)性(xing)聚能(neng)藥(yao)(yao)管產生的粒子射(she)流動(dong)能(neng)、高(gao)壓(ya)(ya)爆(bao)(bao)(bao)破(po)(po)(po)氣(qi)體應力及“氣(qi)楔”作用(yong)(yong),形成(cheng)平整(zheng)圓順的開挖輪廓面,對(dui)控制超欠挖具有(you)良好效(xiao)果,有(you)效(xiao)提升了隧(sui)道施工質量、進(jin)度(du)和經濟效(xiao)益(yi)。水(shui)(shui)(shui)壓(ya)(ya)光(guang)面爆(bao)(bao)(bao)破(po)(po)(po)較(jiao)水(shui)(shui)(shui)壓(ya)(ya)光(guang)面爆(bao)(bao)(bao)破(po)(po)(po),在(zai)周(zhou)邊(bian)眼(yan)(yan)單循(xun)環火工品(pin)使(shi)(shi)用(yong)(yong)量上節(jie)(jie)約(yue)(yue)費用(yong)(yong)8.3%,周(zhou)邊(bian)眼(yan)(yan)鉆孔數量從(cong)39個(ge)下降為(wei)23個(ge)費用(yong)(yong)節(jie)(jie)約(yue)(yue)41%,混凝土噴射(she)每(mei)延米節(jie)(jie)約(yue)(yue)1.37立方米。聚能(neng)水(shui)(shui)(shui)壓(ya)(ya)光(guang)面爆(bao)(bao)(bao)破(po)(po)(po)比水(shui)(shui)(shui)壓(ya)(ya)光(guang)面爆(bao)(bao)(bao)破(po)(po)(po)每(mei)循(xun)環節(jie)(jie)約(yue)(yue)費用(yong)(yong)258.4元,即每(mei)延米節(jie)(jie)約(yue)(yue)76較(jiao)元,節(jie)(jie)約(yue)(yue)費用(yong)(yong)比例(li)達32%。此(ci)外,聚能(neng)水(shui)(shui)(shui)壓(ya)(ya)光(guang)面爆(bao)(bao)(bao)破(po)(po)(po)能(neng)有(you)效(xiao)降低(di)隧(sui)道內石渣塊(kuai)度(du)和粉(fen)塵含量,還可使(shi)(shi)通風時(shi)間(jian)有(you)效(xiao)縮短(duan)33%。