随钻四极子声波测井仪的设计及试验
刘西恩, 孙志峰, 仇傲, 李杰, 罗博, 彭凯旋, 罗瑜林 - 石油钻探技术, 2022 - syzt.com.cn
针对随钻单极子声波测井仪器无法随钻测量软地层横波速度的问题, 设计了一种随钻四极子声波
测井仪. 该测井仪由Drilog® 随钻测井系统, 接收电路, 扶正器, 接收声系, 隔声体 …
测井仪. 该测井仪由Drilog® 随钻测井系统, 接收电路, 扶正器, 接收声系, 隔声体 …
[HTML][HTML] 横向各向同性地层中随钻声波测井模式波分析
李希强, 陈浩, 何晓, 王秀明, 丛健生 - 地球物理学报, 2013 - html.rhhz.net
针对横向各向同性地层随钻声波测井模型, 通过模式分析的方法, 考察了快速地层和慢速地层井
孔内随钻单极子, 偶极子和四极子声源激发的斯通利波, 弯曲波和螺旋波的相速度频散和激发 …
孔内随钻单极子, 偶极子和四极子声源激发的斯通利波, 弯曲波和螺旋波的相速度频散和激发 …
A method to determine the strike of interface outside of borehole by monopole borehole acoustic reflections
H Wang, G Tao - Journal of Petroleum Science and Engineering, 2015 - Elsevier
We use a 3-dimensional finite difference method (3DFD) to study acoustic reflection
wavefields generated by a monopole-logging tool in a fluid-filled borehole surrounded by …
wavefields generated by a monopole-logging tool in a fluid-filled borehole surrounded by …
The wavefield of acoustic logging in a cased-hole with a single casing–Part I: a monopole tool
The bonding quality of the seal formed by the cement or collapse material between casing
and formation rock is critical for the hydraulic isolation of reservoir layers with shallow …
and formation rock is critical for the hydraulic isolation of reservoir layers with shallow …
[PDF][PDF] 犞犜犐地层随钻四极子声波测井数值研究
王瑞甲, 乔文孝 - 地球物理学报, 2015 - geophy.cn
摘要数值计算了四极子声源在含钻铤竖直向横向各向同性(VTI) 地层井孔中产生的各种模式波的
频散曲线, 激发幅度以及对各地层, 钻铤参数的灵敏度, 合成了四极子阵列波形, 研究了快 …
频散曲线, 激发幅度以及对各地层, 钻铤参数的灵敏度, 合成了四极子阵列波形, 研究了快 …
Wavefield simulation and analysis with the finite-element method for acoustic logging while drilling in horizontal and deviated wells
H Wang, G Tao, K Zhang - Geophysics, 2013 - library.seg.org
We developed a frequency-domain finite-element method (FFEM) in conjunction with a
complex-frequency-shifted perfectly matched layer (CFS-PML) boundary to effectively study …
complex-frequency-shifted perfectly matched layer (CFS-PML) boundary to effectively study …
Acoustic fields for monopole logging while drilling with an eccentric collar
Y Ji, X He, H Chen, X Wang, H Zhang - Geophysics, 2021 - library.seg.org
The acoustic problem of an eccentric drill collar in a fluid-filled borehole has been of interest
in the field of acoustic logging while drilling (ALWD) in recent years. To reduce the effects of …
in the field of acoustic logging while drilling (ALWD) in recent years. To reduce the effects of …
Investigation of the high-frequency wavefield of an off-center monopole acoustic logging-while-drilling tool
During logging-while-drilling (LWD) operations, complex drill string movements and the
weight of the drill pipe often lead to a measurement tool that is not centralized. Therefore …
weight of the drill pipe often lead to a measurement tool that is not centralized. Therefore …
[图书][B] Borehole acoustic logging-theory and methods
This book covers the principles, historical development, and applications of many acoustic
logging methods, including acoustic logging-while-drilling and cased-hole logging methods …
logging methods, including acoustic logging-while-drilling and cased-hole logging methods …
Delineating a cased borehole in unconsolidated formations using dipole acoustic data from a nearby well
XH Gu, XM Tang, YD Su - Geophysics, 2021 - library.seg.org
ABSTRACT A potential application for single-well acoustic imaging is the detection of an
existing cased borehole in the vicinity of the well being drilled, which is important for drilling …
existing cased borehole in the vicinity of the well being drilled, which is important for drilling …