在工程爆破中,礦用型聚能管廠家常用的起爆方法有:電力起爆法、導火索起爆法、導爆索起爆法、導爆管起爆法。電力起爆法是利用電能使雷管爆炸,進而起爆炸藥的起爆芳法。它所需的器材有:電雷管、導線和起爆電源。電爆網路的連接形式,要根據爆破方法、爆破規模、工程的重要性、所選起爆電源及其起爆能力等進行選擇,汕頭礦用型聚能管基本連接方式有:串聯、并聯、串并聯和并串聯等(deng)。電(dian)(dian)(dian)(dian)力(li)(li)(li)起(qi)(qi)(qi)爆(bao)(bao)法(fa)具(ju)有較(jiao)安全、可靠、準確(que)、高(gao)效等(deng)優點,在(zai)國內外仍占有較(jiao)大比重。在(zai)大、中(zhong)型爆(bao)(bao)破中(zhong),主要仍是用(yong)電(dian)(dian)(dian)(dian)力(li)(li)(li)起(qi)(qi)(qi)爆(bao)(bao)。特別是在(zai)有瓦(wa)斯、礦塵爆(bao)(bao)炸的環境中(zhong),電(dian)(dian)(dian)(dian)力(li)(li)(li)起(qi)(qi)(qi)爆(bao)(bao)是主要的起(qi)(qi)(qi)爆(bao)(bao)方法(fa)。但電(dian)(dian)(dian)(dian)力(li)(li)(li)起(qi)(qi)(qi)爆(bao)(bao)容易受各種電(dian)(dian)(dian)(dian)信(xin)號的干擾而(er)發生早(zao)爆(bao)(bao),因此在(zai)有雜散(san)電(dian)(dian)(dian)(dian)、靜電(dian)(dian)(dian)(dian)、雷電(dian)(dian)(dian)(dian)、射(she)頻電(dian)(dian)(dian)(dian)、高(gao)壓感應(ying)電(dian)(dian)(dian)(dian)的環境中(zhong),不能(neng)使用(yong)普通電(dian)(dian)(dian)(dian)雷管(guan)。
水(shui)壓光(guang)面(mian)爆(bao)(bao)(bao)破(po)較水(shui)壓光(guang)面(mian)爆(bao)(bao)(bao)破(po),在(zai)周(zhou)邊眼(yan)單循環(huan)火(huo)工(gong)品(pin)使用量(liang)上(shang)節約(yue)費用8.3%,周(zhou)邊眼(yan)鉆孔(kong)數量(liang)從39個下降為23個費用節約(yue)41%,混凝土噴射每(mei)延米節約(yue)1.37立方米。水(shui)壓光(guang)面(mian)爆(bao)(bao)(bao)破(po)比(bi)(bi)水(shui)壓光(guang)面(mian)爆(bao)(bao)(bao)破(po)每(mei)循環(huan)節約(yue)費用258.4元,即每(mei)延米節約(yue)76較元,節約(yue)費用比(bi)(bi)例達(da)32%。此外,聚(ju)能(neng)管(guan)(guan)(guan)水(shui)壓光(guang)面(mian)爆(bao)(bao)(bao)破(po)能(neng)有效(xiao)降低隧道(dao)內石渣塊(kuai)度和粉塵含量(liang),還可(ke)使通風(feng)時(shi)間(jian)有效(xiao)縮短33%。聚(ju)能(neng)管(guan)(guan)(guan)光(guang)面(mian)爆(bao)(bao)(bao)破(po)工(gong)藝技(ji)術(shu)(shu)很(hen)(hen)(hen)成熟、可(ke)操作(zuo)(zuo)性很(hen)(hen)(hen)強、材(cai)料成本很(hen)(hen)(hen)低、施工(gong)速(su)度很(hen)(hen)(hen)快、節能(neng)環(huan)保效(xiao)果很(hen)(hen)(hen)顯著、經濟效(xiao)益(yi)社會(hui)效(xiao)益(yi)很(hen)(hen)(hen)高(gao)。聚(ju)能(neng)管(guan)(guan)(guan)定(ding)向爆(bao)(bao)(bao)破(po)技(ji)術(shu)(shu)是近幾年發展起來的(de)(de)(de)(de)一項掘進新技(ji)術(shu)(shu),這種(zhong)爆(bao)(bao)(bao)破(po)技(ji)術(shu)(shu)與(yu)傳統的(de)(de)(de)(de)光(guang)面(mian)爆(bao)(bao)(bao)破(po)技(ji)術(shu)(shu)有一定(ding)的(de)(de)(de)(de)差別,聚(ju)能(neng)管(guan)(guan)(guan)定(ding)向爆(bao)(bao)(bao)破(po)原理是在(zai)巷道(dao)周(zhou)邊眼(yan)中(zhong),將炸裝在(zai)聚(ju)能(neng)管(guan)(guan)(guan)中(zhong)起爆(bao)(bao)(bao),爆(bao)(bao)(bao)破(po)時(shi)利用聚(ju)能(neng)管(guan)(guan)(guan)的(de)(de)(de)(de)聚(ju)能(neng)作(zuo)(zuo)用,以減(jian)少裂隙的(de)(de)(de)(de)數量(liang)和控制(zhi)優勢(shi)裂隙的(de)(de)(de)(de)發展方向。
我國于1983年制定了(le)《水工(gong)(gong)(gong)建(jian)(jian)筑(zhu)物巖(yan)(yan)行基(ji)礎(chu)開挖(wa)工(gong)(gong)(gong)程(cheng)施(shi)工(gong)(gong)(gong)技(ji)術(shu)規(gui)范》(sD 121l一(yi)1983)。自此,在(zai)(zai)水利水電(dian)建(jian)(jian)設(she)中(zhong)預(yu)裂(lie)爆(bao)(bao)(bao)破(po)與(yu)(yu)光(guang)面(mian)(mian)爆(bao)(bao)(bao)破(po)已成為必須進行的(de)(de)(de)保(bao)護邊(bian)坡(po)質量的(de)(de)(de)爆(bao)(bao)(bao)破(po)開挖(wa)技(ji)術(shu)措(cuo)施(shi)。此后在(zai)(zai)此基(ji)礎(chu)上修訂(ding)的(de)(de)(de)《水工(gong)(gong)(gong)建(jian)(jian)筑(zhu)物巖(yan)(yan)石基(ji)礎(chu)開挖(wa)工(gong)(gong)(gong)程(cheng)施(shi)工(gong)(gong)(gong)技(ji)術(shu)規(gui)范》(SL 47一(yi)1994)以及在(zai)(zai)《水電(dian)水利爆(bao)(bao)(bao)破(po)工(gong)(gong)(gong)程(cheng)施(shi)工(gong)(gong)(gong)技(ji)術(shu)規(gui)范》(DL/T 5135—2001)和《水工(gong)(gong)(gong)建(jian)(jian)筑(zhu)物巖(yan)(yan)石基(ji)礎(chu)開挖(wa)工(gong)(gong)(gong)程(cheng)施(shi)工(gong)(gong)(gong)技(ji)術(shu)規(gui)范》(DL/T 5389~2007)中(zhong)預(yu)裂(lie)爆(bao)(bao)(bao)破(po)與(yu)(yu)光(guang)面(mian)(mian)爆(bao)(bao)(bao)破(po)均被編(bian)入(ru)并(bing)有所改進,DL/T 5135—2001正(zheng)在(zai)(zai)修編(bian)為DL/T 5135—2012。鐵道部(bu)也不僅規(gui)定了(le)凡是Ⅲ級以上的(de)(de)(de)巖(yan)(yan)石邊(bian)坡(po),設(she)計邊(bian)坡(po)坡(po)度為1:0.1~1:0.75,在(zai)(zai)邊(bian)坡(po)部(bu)位的(de)(de)(de)爆(bao)(bao)(bao)破(po)設(she)計和施(shi)工(gong)(gong)(gong)都應采用光(guang)面(mian)(mian)爆(bao)(bao)(bao)破(po)或預(yu)裂(lie)爆(bao)(bao)(bao)破(po),并(bing)闡述了(le)光(guang)面(mian)(mian)(預(yu)裂(lie))爆(bao)(bao)(bao)破(po)施(shi)工(gong)(gong)(gong)技(ji)術(shu)設(she)計的(de)(de)(de)原則和參數、安全措(cuo)施(shi),而(er)且還明確了(le)路(lu)塹邊(bian)坡(po)光(guang)面(mian)(mian)(預(yu)裂(lie))爆(bao)(bao)(bao)破(po)項目(mu)質量驗收檢測數量和檢測方(fang)法。無疑該規(gui)程(cheng)的(de)(de)(de)實(shi)施(shi),有力地推動和促(cu)進了(le)光(guang)面(mian)(mian)(預(yu)裂(lie))爆(bao)(bao)(bao)破(po)技(ji)術(shu)在(zai)(zai)鐵路(lu)建(jian)(jian)設(she)中(zhong)的(de)(de)(de)應用與(yu)(yu)發(fa)展。
在建造隧道(dao)的(de)(de)時候,人(ren)們首先想到(dao)(dao)的(de)(de)個方式,就是使(shi)用(yong)(yong)爆(bao)(bao)破(po)(po)技(ji)術(shu),開山挖隧道(dao)修(xiu)(xiu)路,常(chang)規爆(bao)(bao)破(po)(po)技(ji)術(shu)需要使(shi)用(yong)(yong)數以(yi)噸計的(de)(de)炸(zha),炸(zha)的(de)(de)威力十分(fen)巨大,但是在炸(zha)完之后,空氣中全(quan)是煙塵(chen)(chen),根本無法進(jin)入(ru),另外常(chang)規爆(bao)(bao)破(po)(po)炸(zha)出來的(de)(de)輪廓線凹凸(tu)不(bu)平,后期常(chang)常(chang)需要工人(ren)進(jin)一步修(xiu)(xiu)補輪廓線才(cai)能(neng)(neng)進(jin)行下一道(dao)工序,耗(hao)時耗(hao)力,那么有沒有其他的(de)(de)方式比常(chang)規爆(bao)(bao)破(po)(po)技(ji)術(shu)更(geng)好(hao)(hao)呢?2018年3月,央視報道(dao)了一場隧道(dao)爆(bao)(bao)破(po)(po)對比實(shi)驗(yan),實(shi)驗(yan)采用(yong)(yong)兩(liang)種爆(bao)(bao)破(po)(po)技(ji)術(shu),滴喲中是使(shi)用(yong)(yong)炸(zha)的(de)(de)常(chang)規爆(bao)(bao)破(po)(po)技(ji)術(shu),第二種則是國(guo)人(ren)新發明(ming)的(de)(de)聚(ju)能(neng)(neng)水(shui)壓光面爆(bao)(bao)破(po)(po)技(ji)術(shu),隨著聲聲巨響,這場對比試驗(yan)的(de)(de)結果超乎(hu)所有人(ren)的(de)(de)意料,聚(ju)能(neng)(neng)水(shui)壓爆(bao)(bao)破(po)(po)技(ji)術(shu)的(de)(de)爆(bao)(bao)炸(zha)效果更(geng)好(hao)(hao),而(er)且(qie)爆(bao)(bao)破(po)(po)產生的(de)(de)水(shui)霧能(neng)(neng)將煙塵(chen)(chen)覆(fu)蓋,起到(dao)(dao)降(jiang)塵(chen)(chen)的(de)(de)作用(yong)(yong),這項(xiang)爆(bao)(bao)破(po)(po)新方式得到(dao)(dao)了觀眾(zhong)們的(de)(de)認(ren)可。
水(shui)壓(ya)光(guang)面爆(bao)(bao)破(po)技術,是(shi)在水(shui)壓(ya)光(guang)面爆(bao)(bao)破(po)技術基礎上發展起來的(de)(de)一項新技術,其(qi)掏槽眼、輔助眼裝(zhuang)藥結構和爆(bao)(bao)破(po)方(fang)式與水(shui)壓(ya)光(guang)面爆(bao)(bao)破(po)相同(tong),但在周邊眼中安(an)裝(zhuang)專用(yong)(yong)聚(ju)(ju)能(neng)(neng)(neng)(neng)(neng)(neng)管裝(zhuang)置替代常規爆(bao)(bao)破(po)藥卷和傳(chuan)爆(bao)(bao)線,利用(yong)(yong)聚(ju)(ju)能(neng)(neng)(neng)(neng)(neng)(neng)管產生的(de)(de)粒子射(she)(she)流(liu)動能(neng)(neng)(neng)(neng)(neng)(neng)、高壓(ya)爆(bao)(bao)破(po)氣體應(ying)力及(ji)“氣楔(xie)”作用(yong)(yong),形成平整圓順(shun)的(de)(de)開挖(wa)輪(lun)廓面,對控制(zhi)超(chao)欠挖(wa)具有良(liang)好效(xiao)果(guo),有效(xiao)提(ti)升了隧道施工質量(liang)(liang)、進度和經濟(ji)效(xiao)益。科學合(he)理地(di)利用(yong)(yong)能(neng)(neng)(neng)(neng)(neng)(neng)源(yuan),提(ti)高能(neng)(neng)(neng)(neng)(neng)(neng)源(yuan)利用(yong)(yong)效(xiao)率(lv),對節(jie)能(neng)(neng)(neng)(neng)(neng)(neng)減排(pai)也十分重要。利用(yong)(yong)聚(ju)(ju)能(neng)(neng)(neng)(neng)(neng)(neng)管兩(liang)端的(de)(de)水(shui)平開出的(de)(de)聚(ju)(ju)能(neng)(neng)(neng)(neng)(neng)(neng)槽產生的(de)(de)聚(ju)(ju)能(neng)(neng)(neng)(neng)(neng)(neng)射(she)(she)流(liu)效(xiao)應(ying)對巖石(shi)進行破(po)碎。據專家測算,由于聚(ju)(ju)能(neng)(neng)(neng)(neng)(neng)(neng)管兩(liang)端聚(ju)(ju)能(neng)(neng)(neng)(neng)(neng)(neng)槽產生的(de)(de)聚(ju)(ju)能(neng)(neng)(neng)(neng)(neng)(neng)切割效(xiao)應(ying),其(qi)能(neng)(neng)(neng)(neng)(neng)(neng)效(xiao)比提(ti)升一個量(liang)(liang)級。