Coal Strength Development with the Increase of Lateral Confinement

The high stress environment brings many challenges in underground coal mining. In order to address the strength behavior of coal under various confining stresses and hence shed light on coal pillar design optimization, compressive tests were conducted under the lateral confinement of 0⁻8.0...

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Bibliographic Details
Main Authors: Junwen Zhang, Yulin Li
Format: Article
Language:English
Published: MDPI AG 2019-01-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/12/3/405