Numerical Simulation on Borehole Instability Based on Disturbance State Concept

This paper carries out a study on the numerical simulation of borehole instability based on the disturbance state concept. By introducing the disturbance damage factor into the classical Mohr–Coulomb yield criterio, we establish a finite element hydro-mechanical coupling model of borehole instabilit...

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Bibliographic Details
Main Authors: Daobing Wang, Zhan Qu, Zongxiao Ren, Qinglin Shan, Bo Yu, Yanjun Zhang, Wei Zhang
Format: Article
Language:English
Published: MDPI AG 2022-08-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/15/17/6295