Evolution of rock pore structure and physical properties due to acidification: Recent advances and future perspectives

F Zhao, X Jiao, X **a, S Xu, L Sun… - Advances in Geo …, 2024 - ager.yandypress.com
Acidification is crucial to oil and gas development, which effectively improves reservoir
development by reacting acid with some minerals in the rock. There are a large number of …

Release, Transport, and accumulation of lithium in shale brines

KJ Lee, J You, Y Gao, T Terlier - Fuel, 2024 - Elsevier
In order to mitigate climate change, diversifying the sources of lithium supply is crucial for the
decarbonization of energy sector through enhanced renewable electricity generation and …

A comprehensive analysis of carbonate matrix acidizing using viscoelastic diverting acid system in a gas field

M Keihani Kamal, J Mahdavi Kalatehno… - Scientific Reports, 2024 - nature.com
This paper explores matrix acidizing, a method to enhance well productivity by injecting acid
into the formation to dissolve damage or create flow channels. Focusing on gas well …

Fractal Perspective on the Effects of the Acid–Rock Interaction on the Shale Pore Structure

S Xu, Y **a, M Lu, W Wei, L Wang, J Cai - Energy & Fuels, 2023 - ACS Publications
Adding acid to fracturing fluids is a promising method to improve the stimulated reservoir
volume of shale reservoirs. It is of great significance to comprehensively understand the …

A data-driven model to estimate the pore volume to breakthrough for carbonate acidizing

M Alkathim, MS Aljawad, A Hassan, SA Alarifi… - Journal of Petroleum …, 2023 - Springer
This research investigates the impact of different rock, acid, and reaction dynamic properties
on the pore volume to breakthough (PVBT) at different acid injection rates using in-house …

The influence of alteration and fractures on gas permeability and mechanical properties of the sedimentary and volcanic rocks of the Acoculco Caldera Complex …

Á Ramírez-Guzmán, A Pola, JL Macias… - Bulletin of Engineering …, 2024 - Springer
Petrophysical and mechanical properties of limestones and volcanic altered and unaltered
rocks were estimated by a series of laboratory measurements. The aim of this work was to …

Evaluation of the effectiveness of mixing hydrochloric acid and organic acid as stimulation fluids in a tight gas carbonate reservoir

MR Khaleghi, E Khamehchi, A Abbasi… - … Canadian Journal of …, 2024 - Wiley Online Library
Matrix acidizing is a widely used technique in carbonate formations to improve production
and injection rates by restoring or improving permeability. This study evaluates the …

Evaluation approach of rock brittleness index for fracturing acidizing based on energy evolution theory and damage constitutive relation

S **, X Wang, Z Wang, S Mo, F Zhang… - Lithosphere, 2021 - pubs.geoscienceworld.org
Acidizing, as an essential approach for well stimulation of sandstone or carbonate
reservoirs, greatly affects the brittleness of the rock mass. Therefore, it is of great significance …

Impact of Pore Pressure on Wormhole Generation due to CO2-Saturated Brine Injection

E Mirzayev, M Al Ramadan, MS Aljawad… - Energy & …, 2024 - ACS Publications
Deep saline aquifers are promising locations for carbon sequestration, but the impact of the
CO2 injection on rock properties requires careful investigation. This study will examine the …

Mechanistic analysis of matrix-acid treatment of carbonate formations: An experimental core flooding study

S Mohammadi - Heliyon, 2024 - cell.com
Despite the extensive works carried out on optimal design of the acidizing operations, the
detailed mechanisms of the wormholes formation and propagation within the rock structure …