水(shui)(shui)壓(ya)(ya)光面(mian)(mian)爆(bao)破(po)(po)技(ji)(ji)術基(ji)礎上發展起來的一(yi)項新技(ji)(ji)術,其(qi)掏(tao)槽眼(yan)、輔助眼(yan)裝藥(yao)結構和爆(bao)破(po)(po)方式(shi)與水(shui)(shui)壓(ya)(ya)光面(mian)(mian)爆(bao)破(po)(po)相同,但在周邊(bian)眼(yan)中(zhong)安(an)裝專(zhuan)用(yong)線(xian)性(xing)(xing)聚能(neng)藥(yao)管替代(dai)常規爆(bao)破(po)(po)藥(yao)卷(juan)和傳爆(bao)線(xian),利用(yong)線(xian)性(xing)(xing)聚能(neng)藥(yao)管產生的粒子射流動能(neng)、高壓(ya)(ya)爆(bao)破(po)(po)氣體應力及“氣楔”作用(yong),形成平整圓順的開挖輪廓面(mian)(mian),對控制(zhi)超欠(qian)挖具有(you)良好效(xiao)果,有(you)效(xiao)提(ti)升了(le)隧道(dao)施工質量、進(jin)度和經(jing)濟效(xiao)益。水(shui)(shui)壓(ya)(ya)光面(mian)(mian)爆(bao)破(po)(po)較水(shui)(shui)壓(ya)(ya)光面(mian)(mian)爆(bao)破(po)(po),在周邊(bian)眼(yan)單(dan)循(xun)(xun)環火工品使(shi)用(yong)量上節(jie)(jie)約(yue)(yue)(yue)(yue)費用(yong)8.3%,周邊(bian)眼(yan)鉆(zhan)孔數量從39個下降為23個費用(yong)節(jie)(jie)約(yue)(yue)(yue)(yue)41%,混凝土噴射每(mei)延米節(jie)(jie)約(yue)(yue)(yue)(yue)1.37立方米。聚能(neng)水(shui)(shui)壓(ya)(ya)光面(mian)(mian)爆(bao)破(po)(po)比(bi)(bi)水(shui)(shui)壓(ya)(ya)光面(mian)(mian)爆(bao)破(po)(po)每(mei)循(xun)(xun)環節(jie)(jie)約(yue)(yue)(yue)(yue)費用(yong)258.4元,即每(mei)延米節(jie)(jie)約(yue)(yue)(yue)(yue)76較元,節(jie)(jie)約(yue)(yue)(yue)(yue)費用(yong)比(bi)(bi)例達(da)32%。此外,聚能(neng)水(shui)(shui)壓(ya)(ya)光面(mian)(mian)爆(bao)破(po)(po)能(neng)有(you)效(xiao)降低隧道(dao)內石(shi)渣塊度和粉(fen)塵含量,還可使(shi)通風(feng)時間有(you)效(xiao)縮短(duan)33%。
專業雙向爆破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。雙向爆破聚能管公司光(guang)(guang)面(mian)爆(bao)(bao)(bao)(bao)破(po)(po)是(shi)沿設計開(kai)挖邊(bian)(bian)界布設密(mi)集炮孔(kong),采(cai)用(yong)不耦合裝藥(yao)或裝填低威力炸藥(yao),在(zai)主爆(bao)(bao)(bao)(bao)區(qu)爆(bao)(bao)(bao)(bao)破(po)(po)之后(hou)起爆(bao)(bao)(bao)(bao)的以形(xing)成平(ping)整的開(kai)挖輪(lun)廓面(mian)的爆(bao)(bao)(bao)(bao)破(po)(po)作業。爆(bao)(bao)(bao)(bao)破(po)(po)技術的發展(zhan)是(shi)先出(chu)現光(guang)(guang)面(mian)爆(bao)(bao)(bao)(bao)破(po)(po),然后(hou)衍生(sheng)發展(zhan)為預裂爆(bao)(bao)(bao)(bao)破(po)(po)。聚能管國(guo)內歷史與(yu)現狀,我國(guo)于1964~1965年(nian)在(zai)湖北陸水水電站施工中做過淺孔(kong)預裂爆(bao)(bao)(bao)(bao)破(po)(po)試(shi)驗(yan),1965年(nian)鐵(tie)道部門在(zai)成昆鐵(tie)路(lu)建(jian)設中開(kai)始試(shi)驗(yan)光(guang)(guang)面(mian)爆(bao)(bao)(bao)(bao)破(po)(po),1977年(nian)在(zai)西延(yan)線張(zhang)家船工點(dian),全(quan)長近200m的2000m2路(lu)塹邊(bian)(bian)坡(po)全(quan)部采(cai)用(yong)光(guang)(guang)面(mian)爆(bao)(bao)(bao)(bao)破(po)(po),爆(bao)(bao)(bao)(bao)破(po)(po)后(hou)邊(bian)(bian)坡(po)平(ping)整穩定,殘留的半孔(kong)清晰可見,是(shi)鐵(tie)路(lu)建(jian)設中采(cai)用(yong)路(lu)塹光(guang)(guang)面(mian)爆(bao)(bao)(bao)(bao)破(po)(po)。
火(huo)(huo)(huo)索(suo)(suo)(suo)起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)法(fa),導(dao)(dao)(dao)火(huo)(huo)(huo)索(suo)(suo)(suo)起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)法(fa)是利(li)用(yong)導(dao)(dao)(dao)火(huo)(huo)(huo)索(suo)(suo)(suo)傳遞火(huo)(huo)(huo)焰點燃(ran)火(huo)(huo)(huo)雷(lei)(lei)管(guan)(guan)(guan)(guan)進而起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)炸(zha)(zha)藥(yao)。這(zhe)種(zhong)起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)法(fa)所(suo)(suo)需的(de)(de)材料有:導(dao)(dao)(dao)火(huo)(huo)(huo)索(suo)(suo)(suo)、火(huo)(huo)(huo)雷(lei)(lei)管(guan)(guan)(guan)(guan)和(he)點火(huo)(huo)(huo)材料。導(dao)(dao)(dao)火(huo)(huo)(huo)索(suo)(suo)(suo)起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)法(fa)操(cao)作(zuo)簡(jian)單(dan)、靈活,使用(yong)方(fang)(fang)便,成本較低,廣(guang)泛應用(yong)于小型爆(bao)(bao)(bao)(bao)(bao)(bao)破和(he)掘進。由(you)于導(dao)(dao)(dao)火(huo)(huo)(huo)索(suo)(suo)(suo)的(de)(de)速燃(ran)、緩(huan)燃(ran)等弊(bi)病,在爆(bao)(bao)(bao)(bao)(bao)(bao)破中(zhong)事故所(suo)(suo)占比(bi)重最大(da)。不能多處(chu)裝(zhuang)藥(yao)同時(shi)(shi)起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)。導(dao)(dao)(dao)爆(bao)(bao)(bao)(bao)(bao)(bao)索(suo)(suo)(suo)起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)法(fa),用(yong)導(dao)(dao)(dao)爆(bao)(bao)(bao)(bao)(bao)(bao)索(suo)(suo)(suo)直接起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)炸(zha)(zha)藥(yao)包(bao)的(de)(de)方(fang)(fang)法(fa)叫導(dao)(dao)(dao)爆(bao)(bao)(bao)(bao)(bao)(bao)索(suo)(suo)(suo)起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)法(fa)。先用(yong)雷(lei)(lei)管(guan)(guan)(guan)(guan)起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)導(dao)(dao)(dao)爆(bao)(bao)(bao)(bao)(bao)(bao)索(suo)(suo)(suo),當導(dao)(dao)(dao)爆(bao)(bao)(bao)(bao)(bao)(bao)索(suo)(suo)(suo)的(de)(de)爆(bao)(bao)(bao)(bao)(bao)(bao)轟波傳至(zhi)炸(zha)(zha)藥(yao)包(bao)時(shi)(shi),將炸(zha)(zha)藥(yao)引爆(bao)(bao)(bao)(bao)(bao)(bao)。在需要延時(shi)(shi)分段起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)的(de)(de)地(di)方(fang)(fang),將導(dao)(dao)(dao)爆(bao)(bao)(bao)(bao)(bao)(bao)索(suo)(suo)(suo)中(zhong)接入繼(ji)爆(bao)(bao)(bao)(bao)(bao)(bao)管(guan)(guan)(guan)(guan),就能達到導(dao)(dao)(dao)爆(bao)(bao)(bao)(bao)(bao)(bao)索(suo)(suo)(suo)毫秒爆(bao)(bao)(bao)(bao)(bao)(bao)破的(de)(de)目的(de)(de)。這(zhe)種(zhong)爆(bao)(bao)(bao)(bao)(bao)(bao)破法(fa)所(suo)(suo)需起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)材料有:雷(lei)(lei)管(guan)(guan)(guan)(guan)、導(dao)(dao)(dao)爆(bao)(bao)(bao)(bao)(bao)(bao)索(suo)(suo)(suo)和(he)繼(ji)爆(bao)(bao)(bao)(bao)(bao)(bao)管(guan)(guan)(guan)(guan)等。導(dao)(dao)(dao)爆(bao)(bao)(bao)(bao)(bao)(bao)索(suo)(suo)(suo)起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)網路常(chang)用(yong)的(de)(de)有:串聯、簇(cu)并(bing)聯、單(dan)向(xiang)(xiang)分段并(bing)聯和(he)雙向(xiang)(xiang)分段并(bing)聯等。
在建造隧(sui)道(dao)(dao)的(de)(de)時候,人(ren)們(men)首先想到的(de)(de)個方式,就是(shi)(shi)使(shi)用(yong)爆(bao)(bao)破(po)(po)(po)技(ji)(ji)術,開(kai)山挖隧(sui)道(dao)(dao)修路,常(chang)規(gui)(gui)爆(bao)(bao)破(po)(po)(po)技(ji)(ji)術需要(yao)使(shi)用(yong)數以噸計(ji)的(de)(de)炸(zha)(zha),炸(zha)(zha)的(de)(de)威力(li)十分巨(ju)大,但是(shi)(shi)在炸(zha)(zha)完(wan)之后,空(kong)氣中全(quan)是(shi)(shi)煙(yan)塵(chen)(chen),根本無法(fa)進入,另外常(chang)規(gui)(gui)爆(bao)(bao)破(po)(po)(po)炸(zha)(zha)出來的(de)(de)輪廓線凹凸不(bu)平,后期常(chang)常(chang)需要(yao)工人(ren)進一步修補輪廓線才能(neng)進行(xing)下(xia)一道(dao)(dao)工序,耗時耗力(li),那么(me)有(you)(you)沒有(you)(you)其他的(de)(de)方式比常(chang)規(gui)(gui)爆(bao)(bao)破(po)(po)(po)技(ji)(ji)術更好(hao)呢?2018年3月,央(yang)視報道(dao)(dao)了一場(chang)隧(sui)道(dao)(dao)爆(bao)(bao)破(po)(po)(po)對比實驗,實驗采用(yong)兩種爆(bao)(bao)破(po)(po)(po)技(ji)(ji)術,滴喲中是(shi)(shi)使(shi)用(yong)炸(zha)(zha)的(de)(de)常(chang)規(gui)(gui)爆(bao)(bao)破(po)(po)(po)技(ji)(ji)術,第二(er)種則(ze)是(shi)(shi)國人(ren)新(xin)發明的(de)(de)聚(ju)能(neng)水(shui)(shui)壓光面爆(bao)(bao)破(po)(po)(po)技(ji)(ji)術,隨著聲(sheng)聲(sheng)巨(ju)響(xiang),這場(chang)對比試(shi)驗的(de)(de)結(jie)果超乎所有(you)(you)人(ren)的(de)(de)意料,聚(ju)能(neng)水(shui)(shui)壓爆(bao)(bao)破(po)(po)(po)技(ji)(ji)術的(de)(de)爆(bao)(bao)炸(zha)(zha)效果更好(hao),而且爆(bao)(bao)破(po)(po)(po)產生(sheng)的(de)(de)水(shui)(shui)霧能(neng)將煙(yan)塵(chen)(chen)覆蓋,起(qi)到降(jiang)塵(chen)(chen)的(de)(de)作用(yong),這項爆(bao)(bao)破(po)(po)(po)新(xin)方式得到了觀(guan)眾們(men)的(de)(de)認可(ke)。
聚能(neng)(neng)包(bao)由炸(zha)、形(xing)(xing)(xing)罩(zhao)、隔板、殼體(ti)、引信和(he)(he)支架等部分組成,其(qi)(qi)作用(yong)及(ji)對(dui)(dui)聚能(neng)(neng)包(bao)威力(li)的(de)(de)影(ying)響分述如下(xia)。1.炸(zha),炸(zha)是(shi)(shi)聚能(neng)(neng)管爆(bao)(bao)(bao)(bao)破的(de)(de)能(neng)(neng)源,炸(zha)的(de)(de)爆(bao)(bao)(bao)(bao)壓越大(da),聚能(neng)(neng)彈威力(li)越大(da);為(wei)得到高爆(bao)(bao)(bao)(bao)壓,需高爆(bao)(bao)(bao)(bao)速、高密度(du)的(de)(de)炸(zha)。常(chang)用(yong)炸(zha)有(you)(you)(you)梯恩(en)梯、8321炸(zha)等,裝方法(fa)有(you)(you)(you)熔鑄,塑裝和(he)(he)壓裝多(duo)種(zhong)。2.型(xing)罩(zhao),型(xing)罩(zhao)的(de)(de)作用(yong)是(shi)(shi)把炸(zha)的(de)(de)爆(bao)(bao)(bao)(bao)炸(zha)能(neng)(neng)轉(zhuan)化成罩(zhao)體(ti)材(cai)料的(de)(de)射流動能(neng)(neng),從(cong)而(er)提高其(qi)(qi)穿(chuan)透和(he)(he)切(qie)割能(neng)(neng)力(li)。型(xing)罩(zhao)的(de)(de)材(cai)料必須滿(man)足四點(dian)要(yao)求,即可壓縮性(xing)小(xiao)、密度(du)高、塑性(xing)和(he)(he)延展(zhan)性(xing)好,在形(xing)(xing)(xing)成射流中(zhong)不汽(qi)化。大(da)量(liang)(liang)試驗證明,用(yong)紫銅制作型(xing)罩(zhao)效(xiao)果(guo)好,其(qi)(qi)次為(wei)鑄鐵、鋼和(he)(he)陶瓷。型(xing)罩(zhao)的(de)(de)形(xing)(xing)(xing)狀(zhuang)多(duo)種(zhong)多(duo)樣(yang),主要(yao)有(you)(you)(you)軸對(dui)(dui)稱型(xing),如圓錐(zhui)形(xing)(xing)(xing)、半球(qiu)形(xing)(xing)(xing)、拋物線(xian)(xian)形(xing)(xing)(xing)和(he)(he)喇叭形(xing)(xing)(xing)等;面(mian)對(dui)(dui)稱型(xing),常(chang)見的(de)(de)有(you)(you)(you)用(yong)于切(qie)割屬板材(cai)的(de)(de)直線(xian)(xian)形(xing)(xing)(xing)和(he)(he)用(yong)于切(qie)割管材(cai)的(de)(de)環形(xing)(xing)(xing)聚能(neng)(neng)罩(zhao)兩種(zhong);中(zhong)心(xin)對(dui)(dui)稱型(xing),這種(zhong)球(qiu)形(xing)(xing)(xing)聚能(neng)(neng)包(bao),中(zhong)心(xin)有(you)(you)(you)球(qiu)形(xing)(xing)(xing)空腔(qiang)和(he)(he)球(qiu)形(xing)(xing)(xing)罩(zhao),球(qiu)形(xing)(xing)(xing)罩(zhao)外(wai)敷(fu)設炸(zha),若(ruo)能(neng)(neng)在瞬(shun)間(jian)同時起爆(bao)(bao)(bao)(bao),可在空腔(qiang)中(zhong)心(xin)點(dian)獲得極大(da)的(de)(de)能(neng)(neng)量(liang)(liang)集中(zhong)。在工程中(zhong)常(chang)用(yong)的(de)(de)是(shi)(shi)軸對(dui)(dui)稱型(xing)和(he)(he)面(mian)對(dui)(dui)稱型(xing)兩類(lei)型(xing)罩(zhao)。
的(de)軍(jun)事應用(yong)(yong)(yong):聚(ju)能爆(bao)(bao)(bao)(bao)破(po)(po)技(ji)術(shu),早(zao)在(zai)(zai)二(er)次世(shi)界大戰期間就在(zai)(zai)軍(jun)事方面廣泛應用(yong)(yong)(yong)。國(guo)(guo)內在(zai)(zai)聚(ju)能破(po)(po)甲技(ji)術(shu)如大錐(zhui)角反艦導彈(dan)(dan)戰斗(dou)部(bu)和大錐(zhui)角反坦克地雷以及敏感彈(dan)(dan)戰斗(dou)部(bu)等方面取得了較為快速(su)的(de)發展,我國(guo)(guo)20世(shi)紀60年代打破(po)(po)國(guo)(guo)外(wai)(wai)技(ji)術(shu)封鎖獨(du)立自(zi)主(zhu)研(yan)發成功原(yuan)子(zi)彈(dan)(dan)就是(shi)得力于聚(ju)能爆(bao)(bao)(bao)(bao)破(po)(po)技(ji)術(shu)轟擊核(he)裝置而引爆(bao)(bao)(bao)(bao)原(yuan)子(zi)彈(dan)(dan)。的(de)民爆(bao)(bao)(bao)(bao)應用(yong)(yong)(yong)——切槽爆(bao)(bao)(bao)(bao)破(po)(po)技(ji)術(shu):聚(ju)能爆(bao)(bao)(bao)(bao)破(po)(po)用(yong)(yong)(yong)于工程建設也是(shi)20世(shi)紀60年代開始的(de),首先(xian)是(shi)瑞典的(de)U﹒Langefors提(ti)出孔壁切槽爆(bao)(bao)(bao)(bao)破(po)(po)利用(yong)(yong)(yong)槽口應力集中定向開裂(lie)的(de)設想,后經(jing)W﹒L﹒Fourney驗證(zheng)是(shi)有效的(de)。70年代國(guo)(guo)外(wai)(wai)廣泛研(yan)究和應用(yong)(yong)(yong)了切槽爆(bao)(bao)(bao)(bao)破(po)(po)技(ji)術(shu)。