喇嘛甸油田精细构造描述及调整挖潜FINE STRUCTURE CHARACTERIZATION,ADJUSTMENT AND POTENTIAL TAPPING FOR LAMADIAN OILFIELD
尹大庆,陈弘,黄勇
YIN Daqing,CHEN Hong,HUANG Yong
摘要(Abstract):
针对喇嘛甸油田密井网区的开发需求和构造认识存在的问题,分析了影响构造解释精度的关键因素,提出了油田密井网区井震结合精细构造研究及描述技术,主要包括井资料的处理分析、精细标定及层位追踪、建立精细三维速度场、井震匹配精细断层解释、深度域井震断层匹配及建模、地震约束层位建模、精细构造的成图及再认识。该技术能够克服地震速度影响,精准表征井间微幅度构造,在大庆喇南区块的精细构造描述研究中得到应用,在借助高效井、水平井及补充钻井的调整挖潜中见到了很好效果。
For the development requirements and existing problems in the structural understandings of dense-well-pattern blocks in Lamadian Oilfield,the key factors of influencing the structure interpretation precision are analyzed,the studying and characterizing techniques are presented for fine structures by well-seismic integration;process and analyses of the well data,fine calibration and horizon tracking,fine 3D velocity field establishment,fine fault interpretation by well-seismic matching,well-seismic fault matching and modeling in depth domain,horizon modeling constrained by seismic attributes,mapping and re-recognition of the fine structures.The technique can overcome the influence of the seismic velocity,accurately characterize the microstructures among the wells and moreover is applied in the characterizing study of the fine structures in Sanan blocks of Daqing Oilfield;much better results are achieved in the adjustment and potential tapping by high-efficiency well,horizontal well and offset drilling.
关键词(KeyWords):
精细构造;建模;井震结合;密井网;调整挖潜;喇嘛甸油田
fine structure;modeling;well-seismic integration;dense well pattern;adjustment and potential tapping;Lamadian Oilfield
基金项目(Foundation): 国家科技重大专项“高含水油田提高采收率技术”(2011ZX05010)
作者(Author):
尹大庆,陈弘,黄勇
YIN Daqing,CHEN Hong,HUANG Yong
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