声波测井原理.ppt
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声波测井原理.pptx
11/20/2006DirectedbyLiuHongqiCopyrightreserved.11/20/2006DirectedbyLiuHongqiCopyrightreserved.11/20/2006DirectedbyLiuHongqiCopyrightreserved.11/20/2006DirectedbyLiuHongqiCopyrightreserved.11/20/2006DirectedbyLiuHongqiCopyrightreserved.11/20/2006Directedby
声波测井原理.ppt
Chapter2Acoustic(Sonic)logging声波测井的主要内容声波的基本知识岩石的弹性特征和岩石力学参数岩石的声波特性孔隙介质的Biot理论井眼声学测量井眼声速评价岩性和孔隙度Acousticlog(AC-DT)Full-wavetrainlog(LSS)Digitalarrayacousticlog(DAC)Dipole、quadruploe&multipoleacousticlogtodetectvelocityofPand/orSwave固井质量评价测井最先进的声波测井方法参考资料参
声波测井原理.ppt
绪论声波声波的分类一般按照频率来分,声波可以分为:超声波(ultra-sonicwave)>20KHz声波(sonicwave)20~20KHz次声波(infrasonicwave)<20Hz声波测井声波测井主要内容1声波速度测井声波速度测井,又叫声波时差测井,它是测量井剖面声波纵波速度Cp的倒数,即声波纵波在1米地层中传播所需的时间,在测井中叫做时差,记作t,t=1/Cp,单位:微秒/米或微秒/英尺。声波速度测井是声波测井中应用最广泛的声波测井方法,主要利用声波速度测井资料来研究井剖面的岩性,估算储
声波测井仪器.pptx
声波仪器PiezoelectricTransducersPiezoelectricTransducersEfficiency….Dataaccuracy….People-orientedserviceEfficiency….Dataaccuracy….People-orientedserviceEfficiency….Dataaccuracy….People-orientedserviceEfficiency….Dataaccuracy….People-orientedserviceEfficiency…
声波测井00.pptx
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