[1]乔文孝,鞠晓东,车小花,等.可用于声波测井的相控圆弧阵声波辐射器[J].测井技术,2009,33(01):22-25.
 QIAO Wen-xiao,JU Xiao-dong,CHE Xiao-hua.A Kind of Acoustic Logging with Phased Arc Array Transducer[J].WELL LOGGING TECHNOLOGY,2009,33(01):22-25.
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可用于声波测井的相控圆弧阵声波辐射器()
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《测井技术》[ISSN:1004-1338/CN:61-1223/TE]

卷:
第33卷
期数:
2009年01期
页码:
22-25
栏目:
方法研究
出版日期:
2009-02-26

文章信息/Info

Title:
A Kind of Acoustic Logging with Phased Arc Array Transducer
作者:
乔文孝;鞠晓东;车小花;
中国石油大学油气资源与探测国家重点实验室;
Author(s):
QIAO Wen-xiaoJU Xiao-dongCHE Xiao-hua
State Key Laboratory of Petroleum Resource and Prospecting,China University of Petroleum,Beijing 102249,China
关键词:
声波测井换能器相控线阵圆弧阵指向性方位
分类号:
P631.814
摘要:
为了使声波测井具有周向探测能力,提出了可应用于声波测井的、具有周向辐射特性的相控圆弧阵声波辐射器方案。这种声波测井圆弧阵声波辐射器由多个压电振子沿着圆周排列。研究表明,通过控制各个振子的激励时间可以实现向某个方位方向的声波辐射。在声波测井频率范围内,随着工作阵元个数的增加,圆弧阵辐射声波的周向指向性增强。在井下采用相控圆弧阵作为声波辐射器可以真正实现方位声波测井,这种声波辐射器在各向异性地层评价、定向钻井等石油工程中有良好的应用前景。

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更新日期/Last Update: 2009-02-26