VSP资料Q值提取与补偿处理
摘要
垂直地震剖面(VSP)法能深入了解地震波传播特性,被认为是提供地震波衰减信息的重要来源。在建立VSP地震资料Q值提取与补偿处理流程的基础上,利用VSP下行初至波,采用谱比法提取地层品质因子Q值,并分别对VSP资料上、下行波进行Q值补偿。实际资料处理表明,该处理方法能有效压缩地震子波,拓宽频带,提高分辨率,同时能校正由于吸收效应所引起的波形畸变,改善同相轴的连续性,识别上行波中的薄层信息,增强弱反射波的能量。
引文
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[8]Yanghua Wang.A Stable and Efficient Approach of Inverse QFiltering[J].Geophysics,2002,67(2):657-663.
[9]Rainner Tonn,Comparison of Seven Methods for the Computa tion of Q[J].Physics of the Earth and Planetary Interiors,1989,55:259-268.
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[11]Rainner Tonn.The Determination of the Seismic Quality FactorQ from VSP Data:a Comparison of Different ComputationalMethods[J].Geophysical Prospecting,1991,39:1-27.
[12]Stainsby S D and Worthington M H.Q Estimation from VerticalSeismic Profile Data and Anomalous Variation in the North Sea[J].Geophysics,1985,50(4):615-626.
[13]高静怀,杨森林.利用零偏移VSP资料估计介质品质因子方法研究[J].地球物理学报,2007,50(4):1198-1209.
[14]Hauge P S.Measurements of Attenuation from Vertical SeismicProfiles[J].Geophusics,1981,46(11):1548-1558.
[15]朱定,陈国俊,蔡成国.利用VSP直达波资料反演粘弹介质的相速度及品质因子[J].勘探地球物理进展,2004,27(5):337-342.
[16]安慧,黄德济,赵宪生,VSP资料的程变反Q滤波[J].物探化探计算术,1998,20(1):19-24.
[17]余振,王彦春,何静.一种稳定的VSP反Q滤波方法[J].地球物理学进展,2010,25(5):1676-1684.
[18]严红勇,刘洋,赵前华,等.一种提高VSP分辨率的反Q滤波方法[J].石油地球物理勘探,2011,46(6):873-880.
[2]Toksoz M N,Johnston D H,and Timur A.Attenuation of Seis mic Waves in Dry and Saturated Rock:I.Laboratory Measure ments[J].Geophysics,1979,44:681-690.
[3]Ganlay D C.A Method for Calculating Synthetic Seismogramswhit Include the Effects of Absorption and Dispertion.Geo physics,1981,46(9):1100-1107.
[4]Blair D P,Measurement of Rise Times of Seismic Pulses inRock[J].Geophysics,1982,47(7):1047-1058.
[6]Blair D P,Rise Times of Attenuation Seismic Pulses Detectedin Both Empty and Fluid-Filled Cylindrical Boreholes[J].Geo physics,1984,49(4):398-410.
[7]Rahul Dasgupta,Estimation of Q from Surface Seismic Reflec tion Data[J].Geophysics,1998,63(6):2120-2128.
[8]Yanghua Wang.A Stable and Efficient Approach of Inverse QFiltering[J].Geophysics,2002,67(2):657-663.
[9]Rainner Tonn,Comparison of Seven Methods for the Computa tion of Q[J].Physics of the Earth and Planetary Interiors,1989,55:259-268.
[10]Tommy Tocerud,Comparison of Seismic Attenuation ModelsUsing Zero-Offset Vertical Seismic Profiling(VSP)Data[J].Geo physics,2005,70(2):17-25.
[11]Rainner Tonn.The Determination of the Seismic Quality FactorQ from VSP Data:a Comparison of Different ComputationalMethods[J].Geophysical Prospecting,1991,39:1-27.
[12]Stainsby S D and Worthington M H.Q Estimation from VerticalSeismic Profile Data and Anomalous Variation in the North Sea[J].Geophysics,1985,50(4):615-626.
[13]高静怀,杨森林.利用零偏移VSP资料估计介质品质因子方法研究[J].地球物理学报,2007,50(4):1198-1209.
[14]Hauge P S.Measurements of Attenuation from Vertical SeismicProfiles[J].Geophusics,1981,46(11):1548-1558.
[15]朱定,陈国俊,蔡成国.利用VSP直达波资料反演粘弹介质的相速度及品质因子[J].勘探地球物理进展,2004,27(5):337-342.
[16]安慧,黄德济,赵宪生,VSP资料的程变反Q滤波[J].物探化探计算术,1998,20(1):19-24.
[17]余振,王彦春,何静.一种稳定的VSP反Q滤波方法[J].地球物理学进展,2010,25(5):1676-1684.
[18]严红勇,刘洋,赵前华,等.一种提高VSP分辨率的反Q滤波方法[J].石油地球物理勘探,2011,46(6):873-880.