... ABSTRACT Incorporating geomechanics to flow models become the mathematical formulation regarding well-test and reservoir engineering more realistic because geomechanical parameters, e.g., in situ and overburden stress, as well as Biot's coefficient, play a fundamental role in pressure response...

... of these interactions and their impact on the reservoir rock for successful deployment of UHS. In this study, we measure the poromechanical properties, such as bulk compressibility, in-situ porosity, Biot's effective stress coefficient, and P-wave velocity of Berea sandstone specimen at in-situ reservoir stress...

... is particularly challenging. In this work, we present the measurements of the Biot’s effective coefficient α and the Skempton’s B . The measurements on α are made by using strain gauges by following two different approaches: (1) α = 1 − K/Ks, K is the drained bulk modulus and Ks the grain bulk modulus...

... ABSTRACT: The poroelastic effect on deep buried shale is of high interest and value for evaluating coupled effects of rock deformation and pore pressure change during oil/gas field operations. The concept of Biot’s effective stress law has been proved to be very useful in describing...

... and they are not suitable for studying wellbore stability under dynamic loads. This paper deals with the wellbore stability of an inclined borehole induced by the drilling and the pressurization. In order to analyze the transient response and discover the main factors which influence the wellbore stability, the Biot's...

... ABSTRACT: Understanding subsurface stress modifications and the resulting permeability evolution in unconventional reservoirs, both functions of effective stress, is valuable when evaluating their technical and economic feasibility. As a part of this study, the variation of anisotropic Biot's...

..., injection-induced cooling. enhanced recovery reservoir simulation Biot Modeling & Simulation waterflooding aperture normalized time coefficient complex reservoir Berea sandstone geomechanics formulation equation multiphase flow reservoir fracture hydraulic property hydraulic...

... saturation among others affects the mechanical response of the rock. To complete the understanding of the Vaca Muerta formation mechanical behavior, special laboratory studies like Biot's coefficient and creep test were performed in some core shale gas samples; nevertheless, in this work, the quality...

... ABSTRACT: Biot’s effective stress law has been proved to be very useful in describing the effect of pore fluid pressure on the mechanical response of rocks and understanding the poroelastic effects in unconventional shale or mudstone formations. In this work, six mudstone source rock samples...

... consolidation pulse loading test coefficient Upstream Oil & Gas pressure pulse loading consolidation coefficient procedure Reservoir Characterization Biot permeability testing permeability measurement analytical solution effective stress consolidation strain creep bulk modulus loading...

... Abstract: Horizontal drilling and multistage fracturing are applied in the Bakken Formation to more efficiently produce hydrocarbons. However, lacking of or insufficient knowledge of Bakken rock Biot's coefficient makes the successful drilling of horizontal well with multistage fracturing...

... Abstract Biot’s coefficient can be expressed by a few different equations, and consequently, these equations may represent different approaches to measure this coefficient. We developed a combined method to measure the Biot’s coefficient by three different approaches based on three different...

..., to provide a reference for better interpretation of real rock behavior. Upstream Oil & Gas approximation Artificial Intelligence Biot mudstone coefficient pore pressure pressure depletion reservoir geomechanics compressibility depletion porosity Poisson deformation effective stress...

... under in-situ conditions, thus ensuring the success of hydraulic fracturing. Biot's coefficient is one of the key poroelastic parameters for calculating the effective stress for creating artificial fractures in the shale formations. In this study, we propose anew method to measure the Biot's coefficient...

... Abstract We calculate the effective vertical and horizontal stresses in the Hejre field, North Sea with a Biot’s coefficient estimated from log data. We show that a drilling window (for a vertical well) calculated with these stresses is larger than if using a Biot’s coefficient of 1. We show...

... Abstract: Biot’s coefficient, a parameter connecting the effect of pore pressure on the effective stress in porous media, has been widely used to obtain the effective stress in isotropic formations. For anisotropic formations, recent experimental data and modeling results indicate...

... variable solid mass coefficient flow in porous media Upstream Oil & Gas model prediction porosity expression reservoir geomechanics Reservoir Characterization coalbed methane coal seam gas Fluid Dynamics variation fluid mass Biot solid mass open-system geomechanics open-system...

... ABSTRACT: The effective stress coefficient, introduced by Biot, is used for predicting effective stress or pore pressure in the subsurface. It is not a constant value. It is different for different types of sediment and it is stress dependent. We used a model, based on contact between...

... ABSTRACT Minimum horizontal stress calculations require knowledge of the stress coupling coefficient (Ko), overburden stress, pore pressure, and Biot’s coefficient. We have measured Biot’s coefficient in two facies from the middle Bakken and plan to apply the Self-Consistent Approach to model...

... static bulk moduli. NMR studies shows that Biot’s flow should occur only in large pores in greensand while, Biot’s flow should not occur in micro-pores. Differences of fluid flow in macro-pores and micro-pores pores are related to the high frequency squirt flow in greensand. Therefore, differences...