声波测井地质与工程应用
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本文为国家自然科学基金资助项目(编号:42002133)、中国石油大学(北京)优秀青年学者基金项目(编号:2462023QNXZ010)、中国石油-中国石油大学(北京)战略合作协议(编号:ZLZX2020-01)的成果


Geological and engineering applications of sonic logs
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  • 1)油气资源与工程全国重点实验室,北京,102249;2)中国石油大学(北京)地球科学学院,北京,102249    
  • 2)中国石油大学(北京)地球科学学院,北京,102249    
  • 2)中国石油大学(北京)地球科学学院,北京,102249    
  • 3)中国石油塔里木油田公司勘探开发研究院,新疆库尔勒,841000    
  • 4)中国石油集团测井有限公司测井技术研究院,北京,102206    
  • 5)中国石油集团测井有限公司国际公司,北京,100101    
  • 3)中国石油塔里木油田公司勘探开发研究院,新疆库尔勒,841000    
  • 2)中国石油大学(北京)地球科学学院,北京,102249    
  • 1)油气资源与工程全国重点实验室,北京,102249;2)中国石油大学(北京)地球科学学院,北京,102249    
  • 1) National Key Laboratory of Petroleum Resources and Engineering, Beijing, 102249;2) College of Geosciences, China University of Petroleum, Beijing, 102249    
  • 2) College of Geosciences, China University of Petroleum, Beijing, 102249    
  • 2) College of Geosciences, China University of Petroleum, Beijing, 102249    
  • 3) Research Institute of Petroleum Exploration and Development, Tarim Oilfield Company, CNPC, Korla, Xinjiang, 841000    
  • 4)International Branch, China National Logging Cooperation, Beijing, 100101    
  • 5) Logging Technology Research Institute, China National Logging Corporation, Beijing, 102206    
  • 3) Research Institute of Petroleum Exploration and Development, Tarim Oilfield Company, CNPC, Korla, Xinjiang, 841000    
  • 2) College of Geosciences, China University of Petroleum, Beijing, 102249    
  • 1) National Key Laboratory of Petroleum Resources and Engineering, Beijing, 102249;2) College of Geosciences, China University of Petroleum, Beijing, 102249    
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    摘要:

    为了系统梳理声波测井解释评价流程并拓展其应用领域与范围,笔者等回顾了声波测井仪器采集系列的发展历程,并总结了不同仪器探测的不同声波属性的差异。声波测井可用于孔隙度测井计算、渗透率评价以及油气层测井判识。通过计算动态泊松比、杨氏模量等参数,声波测井还可用于非常规油气脆性指数测井评价。根据声波时差曲线相对正常压实趋势线的异常响应,声波测井可进行异常地层压力成因判别,并定量计算地层压力大小。声波测井可与地震资料相结合,用于合成地震记录,同时声波时差可进行地层剥蚀厚度恢复。声波测井快、慢横波方位可用于现今地应力方向判别,并根据快、慢横波速度变化可定量计算地层各向异性系数。裂缝在声波测井上表现为声波时差增大、声波能量衰减、变密度图像上“V”字形干涉条纹以及斯通利波反射系数增大。烃源岩具有较高的声波时差,结合电阻率测井等可定量计算TOC含量。声波测井通过计算地层压力、破裂压力和坍塌压力,可为钻井安全设计提供支撑,此外声波测井还可用于评价压裂效果,并根据套管波与地层波能量的相对高低进行固井质量检查。研究成果对于扩展声波测井应用领域具有一定的指导意义。

    Abstract:

    In order to systematically sort out the process of acoustic logging interpretation and evaluation and expand its application field and scope, this paper reviews the development history of acoustic logging instrument acquisition series, and summarizes the differences of acoustic properties detected by different instruments. Acoustic logging can be used for calculating porosity logging calculation, evaluating permeability and identifying the layers with abundant hydrocarbon. Acoustic logging can also be used to evaluate the brittleness index of unconventional reservoir by calculating dynamic Poisson’s ratio, Young’s modulus and other parameters. According to the acoustic logging’s abnormal response to the normal compaction trend line, acoustic logging can distinguish the mechanisms of abnormal formation pressure and calculate the formation pressure quantitatively. Acoustic logging can be combined with seismic data to synthesize seismic records, and the interval transit time can be used to restore the thickness of formation denudation. The fast and slow shear wave azimuths of acoustic logging can be used to distinguish the current stress direction. The formation anisotropy coefficients can be calculated quantitatively according to the fast and slow shear wave velocity. The presence of the fracture shows the increase of interval transit time, the attenuation of acoustic energy, the appearance of “V” interference fringe in the variable density and the increase of Stoneley wave reflection coefficient in acoustic logging. The source rock has a high interval transit time, and the TOC content can be calculated quantitatively by combining with resistivity logging. Acoustic logging supports safe drilling design by calculating formation pressure, rupture pressure and collapse pressure. It can also be used to evaluate fracturing performance and the check of cementing quality based on the relative strength of the casing wave and the formation wave. The research has certain guiding significance for expanding the application field of acoustic logging.

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引用本文

赖锦,党文乐,苏洋,吴永平,赵仪迪,张有鹏,信毅,白天宇,王贵文.2024.声波测井地质与工程应用[J].地质论评,70(5):2024050003,[DOI].
LAI Jin, DANG Wenle, SU Yang, WU Yongping, ZHAO Yidi, ZHANG Youpeng, XIN Yi, BAI Tianyu, WANG Guiwen.2024. Geological and engineering applications of sonic logs[J]. Geological Review,70(5):2024050003.

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  • 收稿日期:2024-06-10
  • 最后修改日期:2024-09-01
  • 在线发布日期: 2024-09-20
  • 出版日期: 2024-09-15