流体识别因子提取中C的取值
摘要
应用地震资料识别地层中的流体是储层预测的重要内容,对地层中流体的识别是通过流体识别因子实现的。流体识别因子中参数C的取值决定了流体识别因子识别流体的敏感度,在实际资料解释中,C值选取不当,有可能导致属性参数的不稳定性,进而造成某些地层的流体信息预测出现错误。根据评价因子选取合适的识别因子,确定合适的参数C值将会保证流体识别的可靠性。
引文
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[2]彭才,朱仕军,黄东山,等.多波多分量直接油气检测方法研究[J].西南石油学报,2006,28(3):44~47.
[3]Goodway w.chen T,Downton J.ImprovedAVO fluid detection and lithologydiscrimination using Lame petrophysicalparameters from P and S inversion:SEGInternational Exposition and 67th AnnualMeeting,Dallas,1997[C],Tulsa:Society ofExploration Geophysicists,1997.
[4]Russell B H,Hedlin K,Hilterman F J,et al,Fluid-property discrimination with AVO:A Biot-Gassmann perspective[J].Geophysics,2003,68(1):29~39.
[5]宁中华,贺振华,黄德济.基于地震资料的高灵敏度流体识别因子[J].石油物探,2006,45(3):239~241.
[6]李景叶,陈小宏.基于地震资料的储层流体识别[J].石油学报,2008,29(2):235~238.
[7]Myung W L.Velocity ratio and itsapplication to predicting velocities[J].U.S.Geological Survey Bulletin 2197,2003.
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