[HTML][HTML] Optimizing underground hydrogen storage in aquifers: The impact of cushion gas type

M Saeed, P Jadhawar - International Journal of Hydrogen Energy, 2024 - Elsevier
This study investigated the impact of cushion gas type and presence on the performance of
underground hydrogen storage (UHS) in an offshore North Sea aquifer. Using numerical …

Molecular simulation on H2 adsorption in nanopores and effects of cushion gas: Implications for underground hydrogen storage in shale reservoirs

M Zhang, Y Yang, B Pan, Z Liu, Z Jin, S Iglauer - Fuel, 2024 - Elsevier
Abstract Hydrogen (H 2), a renewable and clean energy source, plays an important role in
the implementation of a low-carbon economy; however, hydrogen storage is challenging …

[HTML][HTML] Molecular dynamics simulations of the interfacial tension and the solubility of brine/H2/CO2 systems: Implications for underground hydrogen storage

AM Adam, D Bahamon, M Al Kobaisi… - International Journal of …, 2024 - Elsevier
The interfacial tension (IFT) between the reservoir fluids and the solubilities of the injected
hydrogen and cushion gas in the underground brine plays a critical role in the security and …

Solubility of H2 in water and NaCl brine under subsurface storage conditions: Measurements and thermodynamic modeling

S Chabab, H Kerkache, I Bouchkira, M Poulain… - International Journal of …, 2024 - Elsevier
In the context of Underground Hydrogen Storage (UHS), deep saline aquifers offer great
potential due to their availability and high storage capacity. In these porous media, the direct …

[HTML][HTML] Phenomenal study of microbial impact on hydrogen storage in aquifers: A coupled multiphysics modelling

Q Gao, J Liu, D Elsworth - International Journal of Hydrogen Energy, 2024 - Elsevier
Underground hydrogen storage (UHS) has been considered as an integral part of energy
transition from fossil fuels to renewable sources. Porous aquifers can serve as typical sites …

[HTML][HTML] Influence of hydrogen sulfide on gas-water interface in underground hydrogen storage: A molecular dynamics study

Q Chang, L Huang, K McKenzie, C Carere… - Journal of Energy …, 2024 - Elsevier
In this study, we investigate the dynamics of interfacial tension (IFT) between residual pore
water and gas mixtures containing H 2, CH 4, and H 2 S within subsurface porous media …

Phase equilibrium, thermodynamics, hydrogen-induced effects and the interplay mechanisms in underground hydrogen storage

X Feng, J Liu, J Shi, P Hu… - Computational Energy …, 2024 - compes.yandypress.com
Global attention has shifted back to hydrogen, the ultimate green alternative energy, due to
the intensifying extreme climate and greenhouse impacts. It is now a promising energy …

Cushion gas effects on hydrogen storage in porous rocks: Insights from reservoir simulation and deep learning

S Mao, B Chen, M Morales, M Malki… - International Journal of …, 2024 - Elsevier
Abstract Underground hydrogen (H 2) storage (UHS) is crucial for the H 2 economy, offering
scalable and long-term solutions vital for reliable and sustainable H 2-based energy …

The effect of gas solubility on the selection of cushion gas for underground hydrogen storage in aquifers

II Amiri, D Zivar, S Ayatollahi, H Mahani - Journal of Energy Storage, 2024 - Elsevier
Underground hydrogen storage (UHS) is gaining worldwide attention as an efficient solution
for energy supply-demand imbalance. However, deploying UHS at full scale encounters …

[HTML][HTML] Bioreaction coupled flow simulations: Impacts of methanogenesis on seasonal underground hydrogen storage

G Wang, G Pickup, K Sorbie, JR de Rezende… - International Journal of …, 2024 - Elsevier
Assessing microbial risks is key to feasible hydrogen storage in geological formations. This
work quantitatively analyses the impacts of bio-methanation on hydrogen storage …