Soret effect on the mixing of H2 and CO2 cushion gas: Implication for underground hydrogen storage

Z Wang, L Zhang, W Lu, H Guo, Y Wang - International Journal of …, 2024 - Elsevier
For underground hydrogen storage (UHS), hydrogen (H 2) injection and withdrawal will
create a temperature difference between the wellbore and the reservoir. The thermal …

Comparative study on hydrogen losses via microbial byproduct in the presence of methane and nitrogen cushion gas

NS Muhammed, MB Haq, D Al Shehri… - International Journal of …, 2024 - Elsevier
This study comprehensively investigates H 2 loss resulting from injecting two gas mixtures: I
(60% H 2+ 30% CH 4+ 5% N 2+ 5% CO 2) and II (60% H 2+ 30% N 2+ 5% CH 4+ 5% CO 2) …

[HTML][HTML] Evaluating the Potential for Underground Hydrogen Storage (UHS) in Lithuania: A Review of Geological Viability and Storage Integrity

A Verma, S Malik, M Pal - Applied Sciences, 2025 - mdpi.com
The aim of this study is to review and identify H2 storage suitability in geological reservoirs
of the Republic of Lithuania. Notably, Lithuania can store clean H2 effectively and …

Development and implementation of a comprehensive multistage ranking criteria for underground hydrogen storage in saline aquifers

LK Sekar, HG Silva, ER Okoroafor - Journal of Energy Storage, 2024 - Elsevier
This study details the development and implementation of a comprehensive screening and
site ranking set of criteria for hydrogen storage in saline aquifers. Numerical reservoir …

Optimizing underground hydrogen storage performance through multi-well strategies in depleted gas reservoirs

A Indro, H Chellal, M Malki, S Mao, M Gross… - International Journal of …, 2025 - Elsevier
A common challenge in storing hydrogen in depleted gas reservoirs (DGRs) is achieving
high hydrogen purity, storage capacity, gas-water ratio, and recovery efficiency, due to the …

Development and Application of HUST: A Hydrogen Underground Storage Screening and Ranking Tool Incorporating Operational Considerations, Geochemical and …

LK Sekar, ER Okoroafor - SPE Annual Technical Conference and …, 2024 - onepetro.org
Several attempts have been made to develop site selection criteria for underground
hydrogen storage (UHS) in porous media (UHS-PM). Existing site selection criteria do not …

Integrated Techno-Economic and Life-Cycle Assessment of Subsurface Energy-Storage Technologies for Renewable Energy

DM Tayyib, L Sekar, ER Okoroafor - Abu Dhabi International Petroleum …, 2024 - onepetro.org
The reliance on renewable energy in the modern energy mix is expanding due to two
primary factors: the need to decrease dependence on fossil fuels and the imperative to lower …