郭锐;王尚旭;余刚;

• 1:中国石油大学(北京)地球物理与信息工程学院

• 2:中国石油集团东方地球物理勘探有限责任公司

摘要(Abstract)：

为了更精细地刻画裂缝,提出一种基于高频恢复和多尺度分解的裂缝分析方法:首先拓宽三维地震资料的频带;然后对地震道进行多尺度分解,在不同尺度的地震数据体上分别提取相干和曲率属性;最后分尺度分析目标层的裂缝分布特征.某页岩气探区三维地震资料裂缝预测结果表明,该方法可有效恢复地震资料的高频信息,提高相干和曲率属性预测裂缝的精度.根据分解得到的对应于小尺度的地震数据体,能够预测更小尺度的裂缝发育行为.

关键词(KeyWords)：裂缝分析;高频恢复;多尺度分解;地震;相干属性;曲率属性

Abstract:

Keywords:

基金项目(Foundation):国家重点基础研究发展计划(973计划)项目(2013CB228601)

作者(Author):郭锐;王尚旭;余刚;

Email:

参考文献(References)：

• [1]张金川,金之钧,袁明生.页岩气成藏机理和分布[J].天然气工业,2004,24(7):15-18.Zhang Jinchuan,Jin Zhijun,Yuan Mingsheng.Reservoiring mechanism of shale gas and its distribution[J].Natural Gas Industry,2004,24(7):15-18.

• [2]郑松青.非均匀分段压裂水平井产能计算[J].东北石油大学学报,2013,37(4):55-59.Zheng Songqing.Productivity calculation of non-uniform multi-fractured horizontal wells[J].Journal of Northeast Petroleum University,2013 37(4):55-59.

• [3]陈佳梁,兰素清,王昌杰.裂缝性储层的预测方法及应用[J].勘探地球物理进展,2004,27(1):35-40.Chen Jialiang,Lan Suqing,Wang Changjie.Prediction of fractured reservoirs using seismic technology and its application[J].Progress in Exploration Geophysics,2004,27(1):35-40.

• [4]梁兵,王焕弟.储层微裂缝预测技术[J].石油地球物理勘探,2003,38(4):400-404.Liang Bing,Wang Huandi.Prediction of micro-fractures in reservoir[J].Oil Geophysical Prospecting,2003,38(4):400-404.

• [5]Li T,Gary M.Fracture signatures on P-wave AVOZ[C].SEG Expanded Abstracts,1996,15:1818-1821.

• [6]黄伟传,杨长春,王彦飞.利用叠前地震数据预测裂缝储层的应用研究[J].地球物理学进展,2007,22(5):1602-1606.Huang Weichuan,Yang Changchun,Wang Yanfei.The application of pre-stack seismic data in predicting the fractured reservoir[J].Progress in Geophysics,2007,22(5):1602-1606.

• [7]Chopra S,Marfurt K J.Coherence and curvature attributes on preconditioned seismic data[J].The Leading Edge,2011,30(4):386-393.

• [8]张昕,郑晓东.裂缝发育带地震识别预测技术研究进展[J].石油地球物理勘探,2005,40(6):724-730.Zhang Xin,Zheng Xiaodong.Progress in studying seismic recognition and prediction technology in fracture-developed zone[J].Oil Geophysical Prospecting,2005,40(6):724-730.

• [9]Hart B S,Pearson R A.Rawling G C.3-D seismic horizon-based approaches to fracture-swarm sweet spot definition in tight-gas reservoirs[J].The Leading Edge,2002,21(1):28-35.

• [10]李新景,胡素云,程克明.北美裂缝性页岩气勘探开发的启示[J].石油勘探与开发,2007,34(4):392-400.Li Xinjing,Hu Suyun,Cheng Keming.Suggestions from the development of fractured shale gas in north America[J].Petroleum Exploration and Development,2007,34(4):392-400.

• [11]Guo R,Wang S X.A spectral method for reflectivity estimation[J].Journal of Geophysics and Engineering,2012,9(6):681-690.

• [12]Vetterli M.Sampling signals with finite rate of innovation[J].IEEE Trans.Signal Process,2002,50:1417-28.

• [13]Stoica P,Li H,Li J.A new derivation of the APES filter[J].IEEE Lett.,1999,6:205-206.

• [14]Mallat S.A wavelet tour of signal processing[M].Waltham:Academic Press,2008.

• [15]Sinha S,Routh P S,Anno P D,et al.Spectral decomposition of seismic data with continuous-wavelet transform[J].Geophysics,2005,70(6):19-25.