立井井壁应力的套筒致裂测试及其分析

Measurement and Analysis of Shaft Lining Stress

摘要: 本文阐明了立井井壁应力套筒致裂测试的基本原理及井壁应力分析的基本公式，介绍了测试井筒的概况、立井井壁应力的现场测试结果及理论分析结果。

Abstract: In this paper the principle of shaft lining stress measurement by sleeve fracturing and fundamental for-mulus for shaft lining stress analysis are described . Results from shaft lining stress measurement and theoretical ana-lysis are presented.