的(de)軍事應用:聚能(neng)爆(bao)破(po)技(ji)術(shu),早在(zai)二(er)次世(shi)界(jie)大戰(zhan)期(qi)間就在(zai)軍事方(fang)面廣泛(fan)(fan)應用。國(guo)內在(zai)聚能(neng)破(po)甲技(ji)術(shu)如(ru)大錐(zhui)角反(fan)艦導彈(dan)戰(zhan)斗(dou)部和大錐(zhui)角反(fan)坦克(ke)地雷以及(ji)敏感彈(dan)戰(zhan)斗(dou)部等方(fang)面取得(de)了較為快速的(de)發(fa)展,我國(guo)20世(shi)紀60年(nian)(nian)代(dai)(dai)打(da)破(po)國(guo)外技(ji)術(shu)封鎖獨(du)立自主研發(fa)成功原(yuan)子彈(dan)就是(shi)得(de)力于(yu)聚能(neng)爆(bao)破(po)技(ji)術(shu)轟(hong)擊核(he)裝置而(er)引(yin)爆(bao)原(yuan)子彈(dan)。的(de)民爆(bao)應用——切槽(cao)(cao)爆(bao)破(po)技(ji)術(shu):聚能(neng)爆(bao)破(po)用于(yu)工程建(jian)設也是(shi)20世(shi)紀60年(nian)(nian)代(dai)(dai)開(kai)始的(de),首先是(shi)瑞典的(de)U﹒Langefors提(ti)出(chu)孔壁切槽(cao)(cao)爆(bao)破(po)利用槽(cao)(cao)口(kou)應力集(ji)中定向(xiang)開(kai)裂的(de)設想,后經(jing)W﹒L﹒Fourney驗證是(shi)有效的(de)。70年(nian)(nian)代(dai)(dai)國(guo)外廣泛(fan)(fan)研究和應用了切槽(cao)(cao)爆(bao)破(po)技(ji)術(shu)。
在(zai)(zai)工程(cheng)(cheng)爆(bao)(bao)(bao)(bao)(bao)(bao)破中(zhong),常用(yong)的(de)起(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)方(fang)法(fa)(fa)有(you)(you)(you):電(dian)(dian)力(li)起(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)法(fa)(fa)、導(dao)火(huo)索起(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)法(fa)(fa)、導(dao)爆(bao)(bao)(bao)(bao)(bao)(bao)索起(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)法(fa)(fa)、導(dao)爆(bao)(bao)(bao)(bao)(bao)(bao)管(guan)起(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)法(fa)(fa)。電(dian)(dian)力(li)起(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)法(fa)(fa)是(shi)利用(yong)電(dian)(dian)能使(shi)雷管(guan)爆(bao)(bao)(bao)(bao)(bao)(bao)炸,進而起(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)炸藥的(de)起(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)芳法(fa)(fa)。它所需的(de)器(qi)材(cai)有(you)(you)(you):電(dian)(dian)雷管(guan)、導(dao)線和起(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)電(dian)(dian)源。電(dian)(dian)爆(bao)(bao)(bao)(bao)(bao)(bao)網(wang)路的(de)連接(jie)形式,要(yao)(yao)根據爆(bao)(bao)(bao)(bao)(bao)(bao)破方(fang)法(fa)(fa)、爆(bao)(bao)(bao)(bao)(bao)(bao)破規模、工程(cheng)(cheng)的(de)重要(yao)(yao)性、所選起(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)電(dian)(dian)源及其起(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)能力(li)等(deng)(deng)進行選擇(ze),基(ji)本連接(jie)方(fang)式有(you)(you)(you):串聯、并(bing)聯、串并(bing)聯和并(bing)串聯等(deng)(deng)。電(dian)(dian)力(li)起(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)法(fa)(fa)具有(you)(you)(you)較安全、可靠(kao)、準確、高(gao)效等(deng)(deng)優點,在(zai)(zai)國內外(wai)仍占有(you)(you)(you)較大比(bi)重。在(zai)(zai)大、中(zhong)型爆(bao)(bao)(bao)(bao)(bao)(bao)破中(zhong),主要(yao)(yao)仍是(shi)用(yong)電(dian)(dian)力(li)起(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)。特別是(shi)在(zai)(zai)有(you)(you)(you)瓦斯、礦塵爆(bao)(bao)(bao)(bao)(bao)(bao)炸的(de)環(huan)境(jing)中(zhong),電(dian)(dian)力(li)起(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)是(shi)主要(yao)(yao)的(de)起(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)方(fang)法(fa)(fa)。但電(dian)(dian)力(li)起(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)容易受各種電(dian)(dian)信號的(de)干擾而發生(sheng)早爆(bao)(bao)(bao)(bao)(bao)(bao),因(yin)此在(zai)(zai)有(you)(you)(you)雜(za)散電(dian)(dian)、靜電(dian)(dian)、雷電(dian)(dian)、射頻電(dian)(dian)、高(gao)壓(ya)感應電(dian)(dian)的(de)環(huan)境(jing)中(zhong),不能使(shi)用(yong)普通電(dian)(dian)雷管(guan)。
在(zai)(zai)鐵(tie)路(lu)(lu)、礦山(shan)、水庫等大(da)型(xing)工(gong)(gong)程(cheng)(cheng)(cheng)中,爆(bao)破技術(shu)的(de)(de)作(zuo)用(yong)(yong)很關(guan)鍵很重(zhong)要。采(cai)礦修路(lu)(lu)的(de)(de)開(kai)(kai)山(shan)挖(wa)隧(sui)道,城市(shi)對舊建筑(zhu)物(wu)的(de)(de)拆除,都(dou)會用(yong)(yong)到(dao)爆(bao)破技術(shu)。隨著(zhu)經濟的(de)(de)發展、工(gong)(gong)程(cheng)(cheng)(cheng)建設的(de)(de)增多,爆(bao)破引(yin)起了(le)人(ren)們更多的(de)(de)關(guan)注(zhu)。爆(bao)破聚(ju)能管(guan)作(zuo)為一(yi)種科學(xue)技術(shu),應用(yong)(yong)很廣,但(dan)在(zai)(zai)工(gong)(gong)程(cheng)(cheng)(cheng)上的(de)(de)應用(yong)(yong)無疑(yi)是(shi)(shi)(shi)重(zhong)要、常見的(de)(de),采(cai)礦開(kai)(kai)山(shan),修鐵(tie)路(lu)(lu)、公路(lu)(lu)用(yong)(yong)鉆(zhan)爆(bao)法來開(kai)(kai)掘隧(sui)道,水利(li)工(gong)(gong)程(cheng)(cheng)(cheng)上也(ye)用(yong)(yong)一(yi)些,城市(shi)里面也(ye)使用(yong)(yong)了(le),拆除樓房(fang)。利(li)用(yong)(yong)炸爆(bao)炸產生的(de)(de)巨(ju)大(da)能量(liang)破壞(huai)某(mou)種物(wu)體的(de)(de)原(yuan)結(jie)構,這種"破壞(huai)"效果不(bu)是(shi)(shi)(shi)其他方(fang)法能代(dai)替的(de)(de),它(ta)雖(sui)然不(bu)是(shi)(shi)(shi)獨立完成一(yi)個(ge)(ge)工(gong)(gong)程(cheng)(cheng)(cheng),但(dan)卻是(shi)(shi)(shi)一(yi)個(ge)(ge)重(zhong)要的(de)(de)工(gong)(gong)序,特別是(shi)(shi)(shi)石方(fang)開(kai)(kai)挖(wa)、礦山(shan)開(kai)(kai)采(cai)等工(gong)(gong)程(cheng)(cheng)(cheng)缺少了(le)這個(ge)(ge)工(gong)(gong)序還不(bu)行(xing)。中國(guo)目前有發達的(de)(de)鐵(tie)路(lu)(lu)和公路(lu)(lu)交通網,可以(yi)想(xiang)象,當初在(zai)(zai)修這些路(lu)(lu)的(de)(de)時(shi)候會遇到(dao)許多高(gao)山(shan)峻嶺,一(yi)座(zuo)大(da)山(shan)橫在(zai)(zai)兩地之間,想(xiang)要修路(lu)(lu),就必須讓這座(zuo)山(shan)消失,這個(ge)(ge)時(shi)候聚(ju)能管(guan)爆(bao)破就起到(dao)決定(ding)性作(zuo)用(yong)(yong)了(le)。
采用(yong)一(yi)種抗靜電阻(zu)燃(ran)的(de)特種塑料管(guan)、異形雙槽(cao)聚(ju)能(neng)管(guan),根據炮(pao)眼(yan)(yan)深度可長(chang)可短。是兩個相似(si)半(ban)壁管(guan)組成(cheng),半(ban)壁管(guan)中(zhong)央有(you)個凹(ao)進去的(de)槽(cao)叫做'聚(ju)能(neng)槽(cao)",使用(yong)聚(ju)能(neng)管(guan)光面爆破成(cheng)型效(xiao)果好,開挖(wa)輪廓線平順(shun)整齊,圍巖擾動(dong)減(jian)(jian)少(shao)、超欠挖(wa)明顯改善(shan),有(you)利于支護工(gong)序施工(gong),同時混凝土回填成(cheng)本大為降(jiang)低(di)(di)。鑿孔率(lv)減(jian)(jian)少(shao)30%,大大降(jiang)低(di)(di)了(le)爆破作業(ye)工(gong)班的(de)勞動(dong)量(liang):鉆孔縮(suo)短30分鐘、少(shao)打(da)眼(yan)(yan)、出(chu)渣量(liang)減(jian)(jian)少(shao),降(jiang)低(di)(di)了(le)材(cai)料成(cheng)本、減(jian)(jian)少(shao)工(gong)時消耗(hao)、勞動(dong)效(xiao)率(lv)明顯提(ti)高(gao),周邊(bian)眼(yan)(yan)爆破成(cheng)本降(jiang)低(di)(di)30%以(yi)上(shang)(shang),半(ban)眼(yan)(yan)痕保(bao)留率(lv)高(gao)達(da)85%以(yi)上(shang)(shang)。pvc爆破聚(ju)能(neng)管(guan)主要(yao)應用(yong)于隧(sui)道(dao)、煤礦、鐵(tie)礦等需要(yao)進行光面爆破施工(gong)的(de)工(gong)程。采用(yong)聚(ju)能(neng)管(guan)的(de)光面爆破可減(jian)(jian)少(shao)鉆孔,擴(kuo)大孔距(ju),減(jian)(jian)少(shao)導(dao)爆管(guan)用(yong)量(liang),減(jian)(jian)少(shao)超挖(wa),減(jian)(jian)少(shao)噴漿,提(ti)高(gao)半(ban)孔率(lv),既節省了(le)成(cheng)本又(you)提(ti)高(gao)了(le)施工(gong)效(xiao)率(lv)。
專用礦用型雙向聚能管預裂與光面爆破技術的歷史與現狀:預裂爆破是沿設計開挖邊界布置密集炮孔,采取不耦合裝藥或裝填低威力炸藥,在主爆區之前起爆,從而在爆區與保留區之間形成預裂縫,以減弱主爆破對保留巖體的破壞并形成平整輪廓面的爆破作業。礦用型雙向聚能管價格光(guang)(guang)面(mian)爆(bao)(bao)破(po)(po)是(shi)沿設(she)(she)計(ji)開挖(wa)邊界布(bu)設(she)(she)密集炮孔,采用(yong)不耦合裝藥或(huo)裝填(tian)低威力炸(zha)藥,在主爆(bao)(bao)區爆(bao)(bao)破(po)(po)之(zhi)后(hou)起爆(bao)(bao)的(de)以形(xing)成平(ping)整的(de)開挖(wa)輪廓面(mian)的(de)爆(bao)(bao)破(po)(po)作業。爆(bao)(bao)破(po)(po)技術的(de)發(fa)展是(shi)先出(chu)現(xian)光(guang)(guang)面(mian)爆(bao)(bao)破(po)(po),然后(hou)衍生(sheng)發(fa)展為預裂爆(bao)(bao)破(po)(po)。聚能管國內歷史(shi)與現(xian)狀(zhuang),我國于1964~1965年(nian)(nian)在湖北陸水(shui)水(shui)電站(zhan)施工中做過淺孔預裂爆(bao)(bao)破(po)(po)試驗(yan),1965年(nian)(nian)鐵(tie)道部(bu)門在成昆鐵(tie)路(lu)建設(she)(she)中開始試驗(yan)光(guang)(guang)面(mian)爆(bao)(bao)破(po)(po),1977年(nian)(nian)在西(xi)延線(xian)張家船工點(dian),全長近200m的(de)2000m2路(lu)塹邊坡全部(bu)采用(yong)光(guang)(guang)面(mian)爆(bao)(bao)破(po)(po),爆(bao)(bao)破(po)(po)后(hou)邊坡平(ping)整穩定(ding),殘留的(de)半孔清晰可(ke)見,是(shi)鐵(tie)路(lu)建設(she)(she)中采用(yong)路(lu)塹光(guang)(guang)面(mian)爆(bao)(bao)破(po)(po)。