煤层气压裂微震监测数据高级属性解释技术研究Research on Advanced Microseismic Attributes Interpretation Technology for Hydraulic Fracturing of Coalbed Methane Reservoir
王秀荣,赵争光,张燕生,陆金波,马彦良,左卫华
摘要(Abstract):
为了提高煤层气压裂微震监测的精度,对压裂诱发裂缝进行精细刻画,利用淮南潘谢区块PX2-1井煤层气压裂地面微震监测数据,在微震事件定位等基础研究的基础上,研究了震源机制反演、地应力反演、水力裂缝渗透率等高级属性解释技术,结合数据特点,深入研究了基于震源机制的连续水力裂缝网络建模技术、水力裂缝渗透率反演技术,充分挖掘了煤层气压裂地面微震监测数据的丰富信息,精确描述了地下压裂裂缝的三维空间展布,为准确评价压裂效果提供了技术支撑。研究结果表明:微震高级属性解释技术在煤层气压裂监测领域有广泛的应用前景。
关键词(KeyWords): 煤层气;水力压裂;震源机制反演;地应力反演;连续裂缝网络建模;水力渗透率反演
基金项目(Foundation): 中国煤炭地质总局科技项目“三维被动源地震技术应用研究”(ZMKJ-2020-J07)
作者(Author): 王秀荣,赵争光,张燕生,陆金波,马彦良,左卫华
参考文献(References):
- [1]吴建光,张平,吕昊,等.基于震幅叠加的微地震事件定位在地面监测中的应用[J].吉林大学学报(地球科学版),2017,47(1):255-264.
- [2]李文军,陈棋福.用震源扫描算法(SSA)进行微震的定位[J].地震,2006,26(3):107-114.
- [3]赵增光,秦月霜,杨瑞召.地面微地震监测致密砂岩储层水力裂缝[J].地球物理学进展,2014,29(5):2136-2139.
- [4]钟尉,朱思宇.地面微地震监测技术在川南页岩气井压裂中的应用[J].油气藏评价与开发,2014,4(6):71-74.
- [5]田峰.地面微地震压裂监测技术在煤层气开发中的应用[J].中国煤炭地质,2018,30(8):75-90.
- [6]王秀荣,赵镨,程彦,等.淮南地区煤层气压裂地面微震监测技术研究[J].中国煤炭地质,2021,33(10):140-147.
- [7]柳云龙,田有,冯晅,等.微震技术与应用研究综述[J].地球物理学进展,2013,28(4):1801-1808.
- [8]张平,吴建光,孙唅森,等.煤层气井压裂裂缝井下微地震监测技术应用分析[J].科学技术与工程,2013,13(23):6681-6685.
- [9]吴建光,张平,陈主斌,等.煤层气压裂裂缝井下与地面微地震联合监测技术研究与应用[J].中国地球科学联合学术年会,2014:2439-2442.
- [10]张永华,陈祥,杨道庆,等.微地震监测技术在水平井压裂中的应用[J].物探与化探,2013,37(6):1080-1084.
- [11]李红梅.微地震监测技术在非常规油气藏压裂效果综合评估中的应用[J].油气地质与采收率,2015,22(3):129-133.
- [12]李楠,王恩元,GE Mao-chen.微震监测技术及其在煤矿的应用现状与展望[J].煤炭学报,2007,42(S1):83-96.
- [13]梁北援,沈琛,冷传波等.微地震压裂监测技术研发进展[J].地球物理学进展,2015,30(1):401-410.
- [14]张山,刘清林,赵群,等.微地震监测技术在油田开发中的应用[J].石油物探,2002,41(2):226-231.
- [15]沈琛,梁北援,李宗田.微破裂向量扫描技术原理[J].石油学报,2009,30(5):744-748.
- [16]宋维琪,喻志超,杨勤勇,等.低信噪比微地震事件初至拾取方法研究[J].石油物探,2013,52(6):596-601.
- [17]毛庆辉,王鹏,曾隽.水力压裂微地震事件定位方法综述[J].地球物理学进展,2019,34(5):178-186.
- [18]Duncan P M,Eisner L .Reservoir characterization using surface microseismic monitoring[J].Geophysics,2010,75(3):139-146.
- [19]Tarantola A .Inverse problems - Quest for information.J Geophys,1982,50(1):24-39.
- [20]Yang R,Zhao Z,Peng W,et al.Integrated application of 3D seismic and microseismic data in the development of tight gas reservoirs[J].Applied Geophysics,2013,10(2):157-168.
- [21] Maxwell,Shawn.Microseismic imaging of hydraulic fracturing:improved engineering of unconventional shale reservoirs[M].Society of Exploration Geophysicists,2014.
- [22] Eaton D W,Igonin N,Poulin A,et al.Induced seismicity characterization during hydraulic-fracture monitoring with a shallow-wellbore geophone array and broadband sensors[J].Seismological Research Letters,2018.
- [23]Warpinski N R ,Mayerhofer M J ,Vincent M C ,et al.Stimulating unconventional reservoirs:maximizing network growth while optimizing fracture conductivity[J].The Journal of Canadian Petroleum Technology,2009,48(10):39-51.
- [24] Schuster C L.Detection within the wellbore of seismic signals created by hydraulic fracturing[C].//SPE Annual Fall Technical Conference and Exhibition.Houston:Society of Petroleum Engineers,1978:225-261.
- [25]Yao H ,Hilst R D,Hoop M .Surface-wave array tomography in SE Tibet from ambient seismic noise and two-station analysis-I.Phase velocity maps[J].Blackwell Publishing Ltd,2006,166(2):732-744.
- [26]Yao H ,Hilst R D,Montagner J.Heterogeneity and anisotropy of the lithosphere of SE Tibet from surface wave array tomography[J].Journal of Geophysical Research Solid Earth,2010,115(B12).
- [27]Fang H ,Yao H ,Zhang H ,et al.Direct inversion of surface wave dispersion for three-dimensional shallow crustal structure based on ray tracing:methodology and application[J].Geophysical Journal International,2015(3):1251-1263.
- [28]Václav Vavry■.Iterative joint inversion for stress and fault orientations from focal mechanisms[J].Geophysical Journal International,2014,199(1):69-77.