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StimGun射孔与DST测试联作工艺及其应用
引用本文:刘练,丛宽,郭玲玲. StimGun射孔与DST测试联作工艺及其应用[J]. 油气井测试, 2008, 17(5): 43-45
作者姓名:刘练  丛宽  郭玲玲
作者单位:1. 西北油田分公司完井测试中心,新疆轮台,841600
2. 大庆油田有限责任公司,黑龙江大庆,163152
3. 中国石油大学,北京,102249
摘    要:StimGun技术(增效复合射孔)利用电缆或者油管等将射孔枪及其外套的推进剂筒输送到井下射孔层段,射孔枪起爆后,射流引燃外套的推进剂筒,推进剂高速燃烧产生高能气体,高能气体进入射孔孔道并在射孔孔眼周围形成多径向裂缝,从而沟通了地层的天然裂缝,改善了油气流动通道。聚能射孔弹装的炸药爆速是微秒级,外套推进剂装的固体氧化剂炸药爆速是毫秒级。利用二者的燃速差一次点火,可实现先射孔后压裂。

关 键 词:StimGun技术  DST  低渗  联作

Technology about Combining Operation of StimGun Perforation and DST Testing and Its Application
Liu Lian,Cong Kuan,Guo Lingling. Technology about Combining Operation of StimGun Perforation and DST Testing and Its Application[J]. Well Testing, 2008, 17(5): 43-45
Authors:Liu Lian  Cong Kuan  Guo Lingling
Affiliation:Liu Lian(Well Completion , Test Center,North-West Branch Company),Cong Kuan(Daqing Oilfield Co.,Ltd),Guo Lingling(Petroleum University of China(Beijing))
Abstract:The StimGun tech(synergize compound perforation) puts perforating gun and its outer propulsion preparation tube to perforating layer interval by electric cable and tubing so on.After perforating gun being explosion,fluidics kindles outer propulsion preparation tube,and propulsion preparation burns with high speed to make high energy gas,which is into perforating passage,and forms more radial fractures around perforated hole to link up natural fracture of formation and improve passage of oil and gas passing....
Keywords:DST
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