8000m以深超高压射孔技术及先导性试验  

Ultra High Pressure Perforation Technology and Pilot Test for More Than 8000 m Oil Wells

作　　者：陈建波 唐凯 苏晨 马自强 卓毓波 CHEN Jianbo;TANG Kai;SU Chen;MA Ziqiang;ZHUO Yubo(Southwest Branch,China National Logging Corporation,Chongqing 400021,China)

机构地区：[1]中国石油集团测井有限公司西南分公司,重庆400021

出　　处：《测井技术》2023年第1期114-118,共5页Well Logging Technology

基　　金：中国石油天然气集团有限公司“十四五”基础性前瞻性重大科技项目“测井采集处理解释关键技术研究:深层、超深层高效射孔技术研究”(2021DJ4005)。

摘　　要：针对中国陆上8000 m以深油气井射孔面临的高温、高压、超深、小井眼等难题,采用理论设计、数值分析和试验测试相结合的方法,开展245 MPa超高压射孔器、200 MPa遥传磁定位伽马测井仪、起爆传爆及成套火工技术、精确分段延时主动减震工艺等关键技术攻关,形成整套适用于8000 m以深油气井射孔的超高压射孔技术。通过塔里木油田2口超深井的射孔现场试验及分析评价,表明该技术具有较高的可靠性和较强的适用性,为下一步该技术的推广应用奠定基础。Aiming at the problems of high temperature,high pressure,ultra deep,slim hole and other problems faced by domestic onshore oil and gas wells with a depth of more than 8000 m,the 245 MPa ultra-high pressure perforator,200 MPa remote magnetic positioning gamma logging tool,detonation propagation and complete set of pyrotechnics,accurate subsection delay active damping technology,and other key technologies were carried out by combining theoretical design,numerical analysis and test.A complete set of ultra-high pressure perforation technology for more than 8000 m oil and gas well has been formed.Through the perforation field test and analysis evaluation of 2 ultra deep wells in Tarim Oilfield,the reliability and applicability of the technology are proved,which lays a foundation for further popularization and application.

关 键 词：超高压 超高温 石油射孔 有限元 数值分析 

分 类 号：P631.84[天文地球—地质矿产勘探] TE257.1[天文地球—地质学]