Method of increase in bearing strength of rock mass around a mine working

被引：4
|
作者：
Lavrikov, SV [1 ]
机构：
[1] Russian Acad Sci, Inst Min, Siberian Branch, Novosibirsk, Russia
来源：
JOURNAL OF MINING SCIENCE | 2003年 / 39卷 / 05期
关键词：
mine working; rock; slip trajectory; inhomogeneity; block structure; friction; cohesion; hearing strength; pressure; slippage;
D O I：
10.1023/B:JOMI.0000029307.56392.55
中图分类号：
TD [矿业工程];
学科分类号：
0819 ;
摘要：
A problem is solved for the stress-strain state around a mine working located in rock mass with spiral surfaces of weakening. The ideal plasticity and the Coulomb friction conditions are assigned on the contacts.
引用
收藏
页码：444 / 452
页数：9
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