Expansion patterns of plastic zone in surrounding rock of rectangular roadway in non-uniform stress field and equivalent circumcirble analytical method

Rectangular roadway is widely used in coal mine as a type of roadway section with easy excavation, simple support and high space utilization. Yet it is difficult to analyze the state of its plastic zone in the surrounding rock because of complex stress distribution. This study conducted numerical si...

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Bibliographic Details
Main Authors: GUO Xiaofei, JIN Yiwei, ZHANG Hongkai
Format: Article
Language:English
Published: Emergency Management Press 2024-12-01
Series:矿业科学学报
Subjects:
Online Access:http://kykxxb.cumtb.edu.cn/en/article/doi/10.19606/j.cnki.jmst.2024925
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