文章來源:中國(guo)石油化工集團(tuan)公司 發布(bu)時間:2010-09-02
截至(zhi)8月26日(ri),中國(guo)石化普光氣田主體累計(ji)完成(cheng)30口(kou)開發井的(de)投產(chan)(chan)作業任(ren)務,均獲高產(chan)(chan)工(gong)業氣流,單井測試產(chan)(chan)量(liang)與計(ji)劃配產(chan)(chan)相吻合,為川(chuan)氣東送工(gong)程的(de)投產(chan)(chan)奠定(ding)了資(zi)源基礎。
普光105-1H井(jing)(jing)(jing)(jing),是中原(yuan)油田(tian)井(jing)(jing)(jing)(jing)下特種作(zuo)業(ye)處普光試(shi)(shi)氣(qi)(qi)(qi)(qi)酸壓(ya)(ya)項(xiang)目部投(tou)(tou)(tou)(tou)產(chan)(chan)作(zuo)業(ye)的第五口水平井(jing)(jing)(jing)(jing)。從酸壓(ya)(ya)到(dao)放噴點火成功,普光105-1H井(jing)(jing)(jing)(jing)僅用(yong)(yong)半天時間,相比普光氣(qi)(qi)(qi)(qi)田(tian)第一(yi)口開發(fa)(fa)(fa)井(jing)(jing)(jing)(jing)302-2井(jing)(jing)(jing)(jing)試(shi)(shi)氣(qi)(qi)(qi)(qi)求產(chan)(chan)歷時數(shu)月(yue)準備,可(ke)謂天壤之別。而這種巨大的變化得(de)益于投(tou)(tou)(tou)(tou)產(chan)(chan)作(zuo)業(ye)中新技術(shu)、新工(gong)藝的應用(yong)(yong)。據了解,經過(guo)(guo)(guo)科技攻關和大膽實踐,普光氣(qi)(qi)(qi)(qi)田(tian)投(tou)(tou)(tou)(tou)產(chan)(chan)作(zuo)業(ye)初步形成了6大技術(shu)。在國(guo)內首(shou)次(ci)將綜(zong)合錄(lu)井(jing)(jing)(jing)(jing)技術(shu)應用(yong)(yong)于投(tou)(tou)(tou)(tou)產(chan)(chan)作(zuo)業(ye),實現(xian)了在壓(ya)(ya)井(jing)(jing)(jing)(jing)、循環過(guo)(guo)(guo)程中時時監測氣(qi)(qi)(qi)(qi)體(ti)上躥速度(du);在射孔過(guo)(guo)(guo)程中采(cai)用(yong)(yong)多(duo)級延(yan)時起(qi)爆(bao)技術(shu),提(ti)高(gao)了起(qi)爆(bao)過(guo)(guo)(guo)程中的安全系(xi)數(shu);應用(yong)(yong)屏(ping)蔽暫堵(du)技術(shu),確保井(jing)(jing)(jing)(jing)筒(tong)安全;應用(yong)(yong)焚燒爐(lu)技術(shu),消除硫(liu)化氫等有(you)毒(du)氣(qi)(qi)(qi)(qi)體(ti)的排放,避免了環境污(wu)染(ran);2500型(xing)(xing)壓(ya)(ya)裂機組、雙套(tao)地面測試(shi)(shi)流程等裝備和工(gong)藝的應用(yong)(yong),滿足(zu)了高(gao)壓(ya)(ya)、高(gao)溫、高(gao)含硫(liu)氣(qi)(qi)(qi)(qi)田(tian)作(zuo)業(ye)的需求。目前,普光氣(qi)(qi)(qi)(qi)田(tian)先后創下了川東(dong)北地區(qu)射孔井(jing)(jing)(jing)(jing)段(duan)最(zui)長594.4米(mi)、射孔層厚(hou)度(du)最(zui)大519米(mi)、一(yi)次(ci)起(qi)爆(bao)使用(yong)(yong)子彈最(zui)多(duo)6928發(fa)(fa)(fa)、延(yan)時引爆(bao)裝置和減震器最(zui)多(duo)6套(tao)等多(duo)項(xiang)紀錄(lu),形成了適合川東(dong)北工(gong)區(qu)投(tou)(tou)(tou)(tou)產(chan)(chan)作(zuo)業(ye)的技術(shu)系(xi)列,為(wei)國(guo)內大型(xing)(xing)酸性氣(qi)(qi)(qi)(qi)田(tian)的開發(fa)(fa)(fa)建(jian)設積累了寶貴經驗。