Stability analysis and uncertainty modeling of vertical and inclined wellbore drilling through heterogeneous field
نویسندگان
چکیده
منابع مشابه
Study on Wellbore Stability of Shallow Sediments in Deepwater Drilling
Method: In this paper, the shallow formation around the borehole is divided into plastic zone and elastic zone considering it under nonuniform in-situ stress. The collapse pressure formula of shallow formation is derived by taking the shrinkage rate of the borehole as the instability criterion. The fracturing pressure calculation model of shallow sediment under non-uniform in-situ stress is der...
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ژورنال
عنوان ژورنال: Oil & Gas Science and Technology – Revue d’IFP Energies nouvelles
سال: 2020
ISSN: 1294-4475,1953-8189
DOI: 10.2516/ogst/2020003