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低速地层裸眼井中弹性波传播的理论研究
石油物探
1990年 29卷 第No. 4期
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Title
THEORETICAL RESEARCH FOR THE PROPAGATION OF THE ELASTIC WAVE IN THE UNCASED HOLE IN LOW VELOCITY FORMATION
摘要
本文研究了低速地层裸眼井中由点状声源激发的弹性波的传播问题,指出,井中存在着沿井轴方向分别以地层中纵波速度vc和横波速度v3传播的无频散几何衰减波.
Abstract
In this paper, the propagation of the elastic wave excited by the point acoustic source in the uncased hole of low velocity formation was examined.
关键词:
声波测井;
波动方程积分解;
弹性波传播理论;
斯通利波;