Effect of confinement on pressure/volume/temperature properties of hydrocarbons in shale reservoirs

T Pitakbunkate, PB Balbuena, GJ Moridis… - Spe Journal, 2016 - onepetro.org
Shale reservoirs play an important role as a future energy resource of the United States.
Numerous studies were performed to describe the storage and transport of hydrocarbons …

Direct measure of the dense methane phase in gas shale organic porosity by neutron scattering

APR Eberle, HE King, PI Ravikovitch, CC Walters… - Energy & …, 2016 - ACS Publications
We report the first direct measurements of methane density in shale gas using small-angle
neutron scattering. At a constant pressure, the density of methane in the inorganic pores is …

Acid demineralization with critical point drying: A method for kerogen isolation that preserves microstructure

A Suleimenova, KD Bake, A Ozkan, JJ Valenza II… - Fuel, 2014 - Elsevier
The geometry of kerogen-hosted pores partially controls storage and transport of
hydrocarbons in organic-rich mudstones (commonly referred to as shales). Although these …

Analysis of petrophysical characteristics and water movability of tight sandstone using low-field nuclear magnetic resonance

C Li, G Liu, Z Cao, W Yuan, P Wang, Y You - Natural Resources Research, 2020 - Springer
Low-field nuclear magnetic resonance (NMR) coupled with gas–water centrifugation (GWC)
was performed to investigate petrophysical characteristics and water movability of the …

Thermodynamic modeling of the equilibrium partitioning of hydrocarbons in nanoporous kerogen particles

J Liu, WG Chapman - Energy & Fuels, 2019 - ACS Publications
In unconventional shale, petroleum compounds are generated during kerogen maturation
and chemical fractionation occurs between fluids that are expelled out of kerogen and …

How to improve our understanding of gas and oil production mechanisms in liquid-rich shale

M Alfi, B Yan, Y Cao, C An, Y Wang, J He… - SPE Annual Technical …, 2014 - onepetro.org
Three phase oil, gas, and water flow in liquid-rich shale plays is investigated in this paper,
using a state-of-the-art technique of dividing shale matrix into different sub-media. Shale …

A material-balance equation for stress-sensitive shale-gas-condensate reservoirs

D Orozco, R Aguilera - SPE Reservoir evaluation & engineering, 2017 - onepetro.org
During the last few years, production of liquid hydrocarbons has been reported from the gas-
condensate window of the Eagle Ford, Barnett, Niobrara, and Marcellus shale plays in the …

Effect of capillary condensation on gas transport in shale: A pore-scale model study

BT Bui, HH Liu, J Chen, AN Tutuncu - SPE Journal, 2016 - onepetro.org
The condensation of the gas inside nanopores at pressures lower than the dewpoint
pressure, or capillary condensation, is an important physical phenomenon affecting the gas …

Understanding oil and gas flow mechanisms in shale reservoirs using SLD–PR transport model

X Wang, JJ Sheng - Transport in Porous Media, 2017 - Springer
More and more attention has been paid to the oil and gas flow mechanisms in shale
reservoirs. The solid–fluid interaction becomes significant when the pores are in the …

Three-phase flow simulation in ultra-low permeability organic shale via a multiple permeability approach

M Alfi, B Yan, Y Cao, C An, Y Wang… - SPE/AAPG/SEG …, 2014 - onepetro.org
This paper proposes a novel approach to model multiphase flow of hydrocarbons in
unconventional shale reservoirs. Understanding the storage/flow mechanisms from such …