High Mining Face Flexible Reinforcement to Prevent Coal Wall Spalling by Cuttable Aluminum–Plastic Pipe Pre-Grouting

A larger mining height leads to easy caving of the coal wall in the working face. The flexible reinforcement method during the mining period of the working face affects the normal mining of the working face, and the high strength of the traditional bolt/cable material affects the operation of the sh...

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Bibliographic Details

Published in:	Energies
Main Authors:	Huazhe Jiao, Wenbo Yang, Xinming Chen, Liuhua Yang, Zhen Li
Format:	Article
Language:	English
Published:	MDPI AG 2022-04-01
Subjects:	large mining height working face coal wall spalling advance pre-grouting flexible reinforcement aluminum–plastic composite pipe numerical simulation
Online Access:	https://www.mdpi.com/1996-1073/15/9/3233