Oil & Gas Geology ›› 2006, Vol. 27 ›› Issue (3): 399-404.doi: 10.11743/ogg20060316

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Characteristics and variation pattern of acoustic parameters of carbonate reservoir rocks in Tahe oilfield,Tarim basin

Liu Shugen1, Shan Yuming1, Huang Sijing1, Liu Weiguo1, Cao Jun1, He Zhenhua1, Han Gehua2   

  1. 1. Chengdu University of Technology, Chengdu, Sichuan 610059;
    2. Exploration and Development Research Institute of Northwest Company, SINOPEC, Urumqi, Xinjiang 830011
  • Received:2006-04-24 Online:2006-06-25 Published:2012-01-16

Abstract:

Taking the complex media of carbonates in Tahe area, Tarim basin,as an example,and based on the experimental test results of rocks' acoustic parameters under formation conditions,the following understandings are obtained: 1) P-wave and S-wave velocities increase with increasing confining pressure but decrease with increasing temperature;2) the dynamic elastic modulus increases with increasing confining pressure but decreases with increasing temperature;3) the attenuations of P-waves and S-waves decrease with increasing confining pressure,and increase with increasing temperature.

Key words: P-wave and S-wave velocities, dynamic elastic modulus, attenuations, formation conditions, carbonates, Tahe oilfield, Tarim basin

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