Study on the Mechanism of Gas Intrusion and Its Transportation in a Wellbore under Shut-in Conditions

This paper presents a comprehensive study based on multiphase-seepage and wellbore multiphase-flow theories. It establishes a model for calculating the rate of gas intrusion that considers various factors, including formation pore permeability, bottomhole pressure difference, rheology of the drillin...

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Bibliographic Details
Main Authors: Haifeng Zhu, Ming Xiang, Zhiqiang Lin, Jicheng Yang, Xuerui Wang, Xueqi Liu, Zhiyuan Wang
Format: Article
Language:English
Published: MDPI AG 2024-01-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/17/1/242