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pro vyhledávání: '"Ehtesham Karatela"'
Autor:
Ehtesham Karatela, Abbas Taheri
Publikováno v:
Journal of Petroleum Science and Engineering. 171:472-483
Understanding of field stress condition in fractured rock mass is required to investigate stability of underground excavations. To analyze stress perturbation in fractured rock mass, a regional model is generated using a DEM based code, 3DEC.Three ma
Autor:
Ehtesham Karatela, Abbas Taheri
Publikováno v:
Journal of Natural Gas Science and Engineering. 53:263-275
Borehole stability, in heavily fractured rock mass has been a significant issue in deep earth resources exploration and extraction. In this study, a three-dimensional model using 3DEC is developed to simulate a borehole drilled in fractured rock mass
Publikováno v:
Journal of Petroleum Science and Engineering. 139:94-103
Borehole instabilities pose significant challenges in drilling and completion operations, specifically in the areas where pre-existing fractures are intersected by the borehole. In-situ stresses play a vital role in failure mechanism around an excava