專用礦用型雙向聚能管水壓光面爆破較水壓光面爆破，在周邊眼單循環火工品使用量上節約費用8.3%，周邊眼鉆孔數量從39個下降為23個費用節約41%，混凝土噴射每延米節約1.37立方米。合肥礦用型雙向聚能管水壓光面(mian)爆(bao)(bao)破(po)(po)(po)比(bi)水壓光面(mian)爆(bao)(bao)破(po)(po)(po)每循環節約費用(yong)258.4元(yuan)，即每延(yan)米節約76較(jiao)元(yuan)，節約費用(yong)比(bi)例達(da)32%。此外，聚能(neng)(neng)管(guan)水壓光面(mian)爆(bao)(bao)破(po)(po)(po)能(neng)(neng)有效(xiao)降低隧(sui)道內(nei)石(shi)渣塊度(du)和(he)(he)粉塵(chen)含量，還可使通(tong)風時間有效(xiao)縮短33%。聚能(neng)(neng)管(guan)光面(mian)爆(bao)(bao)破(po)(po)(po)工藝技(ji)術(shu)很成(cheng)熟、可操作性很強、材料(liao)成(cheng)本很低、施工速度(du)很快(kuai)、節能(neng)(neng)環保效(xiao)果很顯著、經(jing)濟效(xiao)益社會效(xiao)益很高。聚能(neng)(neng)管(guan)定(ding)向爆(bao)(bao)破(po)(po)(po)技(ji)術(shu)是近幾年發展(zhan)起(qi)來的(de)一項掘進新技(ji)術(shu),這種爆(bao)(bao)破(po)(po)(po)技(ji)術(shu)與傳統的(de)光面(mian)爆(bao)(bao)破(po)(po)(po)技(ji)術(shu)有一定(ding)的(de)差別,聚能(neng)(neng)管(guan)定(ding)向爆(bao)(bao)破(po)(po)(po)原理是在巷(xiang)道周(zhou)邊眼中,將炸裝在聚能(neng)(neng)管(guan)中起(qi)爆(bao)(bao),爆(bao)(bao)破(po)(po)(po)時利用(yong)聚能(neng)(neng)管(guan)的(de)聚能(neng)(neng)作用(yong),以減少裂(lie)隙(xi)的(de)數量和(he)(he)控(kong)制優勢裂(lie)隙(xi)的(de)發展(zhan)方(fang)向。

我國于1983年制定(ding)了(le)(le)《水(shui)工(gong)建筑(zhu)物(wu)(wu)巖行基礎(chu)(chu)開挖工(gong)程(cheng)(cheng)施(shi)(shi)(shi)工(gong)技(ji)(ji)(ji)術(shu)(shu)規(gui)范(fan)(fan)》(sD 121l一(yi)1983)。自此，在水(shui)利水(shui)電(dian)建設(she)中預裂爆(bao)(bao)破(po)(po)(po)與光(guang)(guang)面爆(bao)(bao)破(po)(po)(po)已成(cheng)為(wei)必(bi)須進(jin)(jin)行的(de)保護邊(bian)坡(po)(po)質(zhi)量的(de)爆(bao)(bao)破(po)(po)(po)開挖技(ji)(ji)(ji)術(shu)(shu)措(cuo)施(shi)(shi)(shi)。此后在此基礎(chu)(chu)上(shang)修(xiu)訂的(de)《水(shui)工(gong)建筑(zhu)物(wu)(wu)巖石(shi)基礎(chu)(chu)開挖工(gong)程(cheng)(cheng)施(shi)(shi)(shi)工(gong)技(ji)(ji)(ji)術(shu)(shu)規(gui)范(fan)(fan)》(SL 47一(yi)1994)以(yi)及在《水(shui)電(dian)水(shui)利爆(bao)(bao)破(po)(po)(po)工(gong)程(cheng)(cheng)施(shi)(shi)(shi)工(gong)技(ji)(ji)(ji)術(shu)(shu)規(gui)范(fan)(fan)》(DL／T 5135—2001)和《水(shui)工(gong)建筑(zhu)物(wu)(wu)巖石(shi)基礎(chu)(chu)開挖工(gong)程(cheng)(cheng)施(shi)(shi)(shi)工(gong)技(ji)(ji)(ji)術(shu)(shu)規(gui)范(fan)(fan)》(DL／T 5389～2007)中預裂爆(bao)(bao)破(po)(po)(po)與光(guang)(guang)面爆(bao)(bao)破(po)(po)(po)均被編入并有所(suo)改進(jin)(jin)，DL／T 5135—2001正在修(xiu)編為(wei)DL／T 5135—2012。鐵道部也不僅規(gui)定(ding)了(le)(le)凡是Ⅲ級(ji)以(yi)上(shang)的(de)巖石(shi)邊(bian)坡(po)(po)，設(she)計邊(bian)坡(po)(po)坡(po)(po)度為(wei)1：0．1～1：0．75，在邊(bian)坡(po)(po)部位的(de)爆(bao)(bao)破(po)(po)(po)設(she)計和施(shi)(shi)(shi)工(gong)都(dou)應采用光(guang)(guang)面爆(bao)(bao)破(po)(po)(po)或預裂爆(bao)(bao)破(po)(po)(po)，并闡述了(le)(le)光(guang)(guang)面(預裂)爆(bao)(bao)破(po)(po)(po)施(shi)(shi)(shi)工(gong)技(ji)(ji)(ji)術(shu)(shu)設(she)計的(de)原則和參數、安全措(cuo)施(shi)(shi)(shi)，而且還明(ming)確了(le)(le)路塹邊(bian)坡(po)(po)光(guang)(guang)面(預裂)爆(bao)(bao)破(po)(po)(po)項(xiang)目(mu)質(zhi)量驗收檢測數量和檢測方法。無疑該(gai)規(gui)程(cheng)(cheng)的(de)實施(shi)(shi)(shi)，有力地推動和促進(jin)(jin)了(le)(le)光(guang)(guang)面(預裂)爆(bao)(bao)破(po)(po)(po)技(ji)(ji)(ji)術(shu)(shu)在鐵路建設(she)中的(de)應用與發展。

水(shui)(shui)壓(ya)光(guang)面(mian)(mian)爆(bao)(bao)破(po)技(ji)術基礎上發(fa)展起來的一(yi)項新(xin)技(ji)術，其(qi)掏槽眼(yan)(yan)、輔助(zhu)眼(yan)(yan)裝藥結構和(he)爆(bao)(bao)破(po)方式與水(shui)(shui)壓(ya)光(guang)面(mian)(mian)爆(bao)(bao)破(po)相同(tong)，但在周邊眼(yan)(yan)中安裝專用(yong)(yong)(yong)線(xian)性(xing)聚(ju)能藥管替代常規爆(bao)(bao)破(po)藥卷和(he)傳爆(bao)(bao)線(xian)，利用(yong)(yong)(yong)線(xian)性(xing)聚(ju)能藥管產(chan)生的粒子射流動(dong)能、高壓(ya)爆(bao)(bao)破(po)氣(qi)體應力及“氣(qi)楔”作(zuo)用(yong)(yong)(yong)，形(xing)成平整圓順的開挖(wa)輪廓(kuo)面(mian)(mian)，對控制超欠挖(wa)具(ju)有(you)良好效果，有(you)效提升了隧道施工(gong)(gong)質量(liang)、進(jin)度(du)和(he)經濟效益。水(shui)(shui)壓(ya)光(guang)面(mian)(mian)爆(bao)(bao)破(po)較(jiao)水(shui)(shui)壓(ya)光(guang)面(mian)(mian)爆(bao)(bao)破(po)，在周邊眼(yan)(yan)單循環火工(gong)(gong)品使(shi)(shi)用(yong)(yong)(yong)量(liang)上節(jie)約(yue)(yue)費用(yong)(yong)(yong)8.3%，周邊眼(yan)(yan)鉆孔數量(liang)從(cong)39個下降(jiang)為(wei)23個費用(yong)(yong)(yong)節(jie)約(yue)(yue)41%，混凝土噴(pen)射每延米(mi)節(jie)約(yue)(yue)1.37立方米(mi)。聚(ju)能水(shui)(shui)壓(ya)光(guang)面(mian)(mian)爆(bao)(bao)破(po)比水(shui)(shui)壓(ya)光(guang)面(mian)(mian)爆(bao)(bao)破(po)每循環節(jie)約(yue)(yue)費用(yong)(yong)(yong)258.4元(yuan)，即(ji)每延米(mi)節(jie)約(yue)(yue)76較(jiao)元(yuan)，節(jie)約(yue)(yue)費用(yong)(yong)(yong)比例達32%。此外，聚(ju)能水(shui)(shui)壓(ya)光(guang)面(mian)(mian)爆(bao)(bao)破(po)能有(you)效降(jiang)低(di)隧道內(nei)石渣塊(kuai)度(du)和(he)粉塵含量(liang)，還(huan)可使(shi)(shi)通風時間有(you)效縮(suo)短33%。

光(guang)面(mian)(mian)爆(bao)破技(ji)術優(you)勢(shi)：相對(dui)于(yu)傳統爆(bao)破工(gong)藝，聚(ju)能管(guan)光(guang)面(mian)(mian)爆(bao)破比常規(gui)爆(bao)破具有以(yi)(yi)(yi)(yi)下優(you)勢(shi)∶少(shao)(shao)打眼(yan)，少(shao)(shao)裝藥(yao)(yao)。節約周(zhou)邊鉆孔(kong)量(liang)50%，總鉆孔(kong)進尺(chi)減(jian)少(shao)(shao)30%；節約炸藥(yao)(yao)10～20%，雷管(guan)30%。節約噴漿料15-20%。節省(sheng)時間(jian)(jian)∶每(mei)循環鉆孔(kong)、裝藥(yao)(yao)、噴漿時間(jian)(jian)1.5-2.0小時。在(zai)安(an)全方面(mian)(mian)利用水沙(sha)袋替代炮(pao)(pao)泥，以(yi)(yi)(yi)(yi)避免搗炮(pao)(pao)泥損毀電雷管(guan)導(dao)線，造成(cheng)瞎炮(pao)(pao)。大大減(jian)少(shao)(shao)對(dui)圍(wei)巖擾動，光(guang)面(mian)(mian)效果(guo)好，巖性(xing)條(tiao)件差情(qing)況下可(ke)以(yi)(yi)(yi)(yi)大大減(jian)少(shao)(shao)超挖量(liang)，控制(zhi)巷道成(cheng)型(xing)；巖性(xing)完整(zheng)無節理(li)情(qing)況下眼(yan)痕(hen)率可(ke)以(yi)(yi)(yi)(yi)達到(dao)90%以(yi)(yi)(yi)(yi)上，巷道成(cheng)型(xing)好，穩定(ding)性(xing)強。布(bu)孔(kong)方式優(you)化成(cheng)多排掏(tao)槽布(bu)孔(kong)，單次(ci)掘進深(shen)度可(ke)以(yi)(yi)(yi)(yi)優(you)化提高(gao)10%到(dao)15%不等。由于(yu)炮(pao)(pao)孔(kong)數量(liang)大大減(jian)少(shao)(shao)可(ke)以(yi)(yi)(yi)(yi)考慮一起全斷面(mian)(mian)起爆(bao)，節省(sheng)放炮(pao)(pao)時間(jian)(jian)。