Research on borehole repair model and working parameters optimization of self-propelled rotary excavator

The collapse or plugging of gas extraction borehole can result in partial or complete failure of the extraction function, affecting the efficiency of gas extraction and increasing project costs. The integrated friction coefficient k indicates the resistance of the borehole repair system per unit len...

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Bibliographic Details
Main Authors: Mian Wang, Pengyu Guo, Wenxin Dong, Fan Yang
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-03-01
Series:Frontiers in Earth Science
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/feart.2023.1137946/full