钻采工艺
鑽採工藝
찬채공예
DRILLING & PRODUCTION TECHNOLOGY
2009年
4期
20-22
,共3页
稠油%侧钻技术%经济效益%辽河油田
稠油%側鑽技術%經濟效益%遼河油田
주유%측찬기술%경제효익%료하유전
heavy oil%re-entry technique%economic benefit%Liaohe oilfield
为了解决辽河油田稠油油藏开发后期增产、稳产难的工程难题,开展了辽河油田稠油油藏侧钻技术的研究.通过对稠油侧钻井钻井技术中井位部署、侧钻层位优选技术、套管开窗工艺和侧钻井裸眼钻进工艺进行研究,完成了内管柱双向阻流尾管完井、碰压式尾管完井和筛管完井技术的研发,在此基础上形成稠油油藏侧钻技术,并对其经济效益进行评估,具有良好推广价值.该技术是辽河油田稠油油区挖潜增产、提高采收率的重要途径,具有投资少见效快的优点,值得在油田大面积推广.
為瞭解決遼河油田稠油油藏開髮後期增產、穩產難的工程難題,開展瞭遼河油田稠油油藏側鑽技術的研究.通過對稠油側鑽井鑽井技術中井位部署、側鑽層位優選技術、套管開窗工藝和側鑽井裸眼鑽進工藝進行研究,完成瞭內管柱雙嚮阻流尾管完井、踫壓式尾管完井和篩管完井技術的研髮,在此基礎上形成稠油油藏側鑽技術,併對其經濟效益進行評估,具有良好推廣價值.該技術是遼河油田稠油油區挖潛增產、提高採收率的重要途徑,具有投資少見效快的優點,值得在油田大麵積推廣.
위료해결료하유전주유유장개발후기증산、은산난적공정난제,개전료료하유전주유유장측찬기술적연구.통과대주유측찬정찬정기술중정위부서、측찬층위우선기술、투관개창공예화측찬정라안찬진공예진행연구,완성료내관주쌍향조류미관완정、팽압식미관완정화사관완정기술적연발,재차기출상형성주유유장측찬기술,병대기경제효익진행평고,구유량호추엄개치.해기술시료하유전주유유구알잠증산、제고채수솔적중요도경,구유투자소견효쾌적우점,치득재유전대면적추엄.
The most petroleum deposit is heavy oil and the formation cementing is unconsolidated in Liaohe oilfield. Through the exploration and development of 40 years', the production of oilfield comes into middle-later period, the situation to increasing reserves and stable yields is out of condition. During heavy oil development, how to raise recovery rate, increase oil production and reduce the production cost has became very important. The re-entry technique for heavy oil wells is one of the effective approaches to increase the recovery efficiency of heavy oil reservoir. This technique has been used widely. The thesis mainly introduced the re-entry techniques used for heavy oil wells, and carried out the analysis about economic benefit.