Theory of coal wall spalling and cooperative control by “support-destressing” in 10 m ultra-large mining height working face

Theory of coal wall spalling and cooperative control by “support-destressing” in 10 m ultra-large mining height working face

Coal wall spalling is one of the main factors restricting the safe production of 10 m ultra-large mining height working face.In response to the problem of unclear mechanism of coal wall spalling and difficult control of surrounding rock in the 10 m ultra-large mining height working face, The charact...

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Bibliographic Details
Main Authors: Jiangbin LIU, Zhizeng HUANG, Qianjin LIU, Zhen ZHANG, Cundi HAN, Xingyu LIN, Rongshan MA, Zhen ZHAO
Format: Article
Language:zho
Published: Editorial Office of Journal of China Coal Society 2025-04-01
Series:Meitan xuebao
Subjects:
10 m ultra-large mining height
coal wall spalling
horizontal stress unloading
brittle coal body
“support-destressing” collaborative control
Online Access:http://www.mtxb.com.cn/article/doi/10.13225/j.cnki.jccs.2024.1451
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