文章(zhang)來源:中國海洋石油總公司 發布時間:2017-03-29
中國(guo)海(hai)(hai)油所屬國(guo)際(ji)公(gong)司(si)東(dong)南亞公(gong)司(si)印尼爪哇海(hai)(hai)SES區(qu)塊中部作業區(qu)Zelda-D平臺日前傳來喜訊,兩口油井轉為氣(qi)井后,每日增產天(tian)然(ran)氣(qi)近11百(bai)萬立方英尺。
面對(dui)開(kai)發超過45年(nian)的老油(you)(you)田,作(zuo)業和(he)經營(ying)成本(ben)很難進(jin)一步(bu)壓縮,公(gong)(gong)司管(guan)理層把“質量效(xiao)益年(nian)”3.0版活動的落腳點(dian)放在精細管(guan)理深(shen)入挖潛,探索新(xin)的效(xiao)益增(zeng)長(chang)點(dian)。年(nian)初,經公(gong)(gong)司管(guan)理層研究決定成立天然氣增(zeng)產(chan)(chan)(chan)工作(zuo)小組(zu),從地(di)下儲(chu)層和(he)地(di)面設施(shi)兩方面著(zhu)手,摸(mo)查現有生產(chan)(chan)(chan)井地(di)下產(chan)(chan)(chan)氣潛力,精細評估開(kai)采可行(xing)(xing)性(xing),從源頭(tou)尋找新(xin)增(zeng)長(chang)點(dian)。Zel-da-D4和(he)D6兩口油(you)(you)井自(zi)1982年(nian)投產(chan)(chan)(chan),已進(jin)入生產(chan)(chan)(chan)后(hou)期,本(ben)次“油(you)(you)井轉(zhuan)氣井”對(dui)未動用氣層進(jin)行(xing)(xing)補孔完井,對(dui)平臺設施(shi)進(jin)行(xing)(xing)簡易(yi)改造(zao),投產(chan)(chan)(chan)后(hou)取得良好效(xiao)果。這種利(li)用現有油(you)(you)井補孔產(chan)(chan)(chan)氣的措施(shi)投資低(di)、見(jian)效(xiao)快,是(shi)東(dong)南亞公(gong)(gong)司今年(nian)“增(zeng)氣增(zeng)效(xiao)”工作(zuo)的重(zhong)要方向之(zhi)一。