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Rock physics-based analysis to discriminate lithology and pore fluid saturation of carbonate reservoirs: a case study
Rock physics templates (RPT) and modeling contribute significantly to accurately and fast characterization of hydrocarbon reservoirs. This study...
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Quantification of pore structure evolution and its correlation with the macroscopic properties of sandstones under freeze–thaw action
Although freeze–thaw damage to rocks has been extensively studied in recent decades, the quantitative correlation between the microscopic pores and...
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Predicting Formation Pore-Pressure from Well-Log Data with Hybrid Machine-Learning Optimization Algorithms
Accurate prediction of pore-pressures in the subsurface is paramount for successful planning and drilling of oil and gas wellbores. It saves cost and...
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Models of overpressure build-up in shallow sediments by glacial deposition and glacial loading with respect to chimney formation
Chimneys and pipe structures have been observed in the caprock above the Utsira Aquifer in the North Sea. The caprock is of Pleistocene age and the...
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Undrained cyclic behavior of Palar sand under variable confining pressure
The fundamental characteristics of sands significantly affect the behaviour of different types of soil. Massive liquefaction after a severe...
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Laboratory Fracture Slip and Seismicity Subjected to Fluid Injection-Related Stress and Pressure Paths
Causal mechanisms for fluid injection-induced seismicity are characterised by various stress paths to drive slippage of underlying fractures....
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Pore Scale Numerical Modelling of Geological Carbon Storage Through Mineral Trap** Using True Pore Geometries
AbstractMineral trap** (MT)is the most secure method of sequestering carbon for geologically significant periods of time. The processes behind MT...
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Effects of pressure build-up and CO2 migration on brine production
The need to reduce the maximum injection pressure has been considered an important subject for storage efficiency and safety. Brine extraction from...
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Three-dimensional modeling and porosity calculation of coal rock pore structure
Coal rock is a type of dual-porosity medium, which is composed of matrix pores and fracture-cutting matrix. They play different roles in the seepage...
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The Use of Accurate Pore Pressure Monitoring for Risk Reduction in Tailings Dams
Simply monitoring movement of the tailings dam wall does not address the cause of tailings dam failures and will therefore never be an effective...
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A new method to determine the segmentation of pore structure and permeability prediction of loess based on fractal analysis
In previous research concerned on mercury intrusion porosimetry (MIP), the fractal curves of six fractal models tended to have segmentation...
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A data-driven model to estimate the pore volume to breakthrough for carbonate acidizing
This research investigates the impact of different rock, acid, and reaction dynamic properties on the pore volume to breakthough (PVBT) at different...
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A Process-Based Pore Network Model Construction for Granular Packings Under Large Plastic Deformations
We propose a process-based method for constructing a pore network model of granular packings under large deformations. The method uses the radical...
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Constructing the pore-throat capillary bundle model using MICP data
Knowledge of the pore structure of rocks is very important for the evaluation and exploitation of oil and gas reservoir. For the low-permeability...
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Integrating watershed segmentation algorithm and supervised Bayesian classification for the assessment of petrophysical parameters, pore properties, and lithofacies: a case study from Abadan Plain, SW Iran
In this paper, an integrated workflow based on recent geoscience data is presented for assessing the reservoir characterization and structural...
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Effects of Fluid Pressure Development on Hydrothermal Mineralization via Cellular Automaton Simulation
The behavior and evolution trajectory of hydrofracture, which show a close relationship with the hydrothermal mineralization process, is greatly...
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A robust empirical model to estimate earthquake-induced excess pore water pressure in saturated and non-saturated soils
In engineering practice, the liquefaction potential of a sandy soil is usually evaluated with a semi-empirical, stress-based approach computing a...
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Computing Relative Permeability and Capillary Pressure of Heterogeneous Rocks Using Realistic Boundary Conditions
Relative permeability and capillary pressure are key parameters in multiphase flow modelling. In heterogeneous porous media, flow direction- and...
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Effect of Pressure and Stress Cycles on Fluid Flow in Hydraulically Fractured, Low-Porosity, Anisotropic Sandstone
Hydraulic fracture in deep rock masses is used across a variety of disciplines, from unconventional oil and gas to geothermal exploration. The...
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Modelling of Landslide-Structure Interaction (LSI) Through Material Point Method (MPM)
A novel numerical approach, namely Material Point Method (MPM), is applied to analyze the build-up of pore water pressure inside the landslide body...