利用射线路径反演层状介质速度的方法

1998年 37卷 第No. 3期
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The inversion method of velocity in the stratified medium using the ray path
哈尔滨工业大学航天工程与力学系, 哈尔滨 150001
Department of Astronautic Engineering & Mechanics, Harbin University of Technology, Harbin 150001
本文根据欧拉方程对于连续性层状介质进行了方程推导, 得出一个波传播的射线路径公式, 利用路径公式导出了VSP资料处理中的速度反演公式。射线路径公式和反演公式都很简单。数值模拟结果表明本文所给方法行之有效。
In the paper, the wave ray path formula is obtained by the Euler equation in the continuousstratified medium. Through the use of the formula, we derive the velocity inversion formula forthe VSP data processing. Both the ray path formula and the inversion formula are very simple.The numeric modeling result shows the validity of the method introduced in the paper.
反演; 射线路径; 层状介质; VSP资料处理;
inversion; ray path; stratified medium; VSP data processing;