Assessment of the Relative Diffusion Characteristics of Hydrogen and Methane System for Underground Hydrogen Storage in Depleted Gas Reservoirs: An Investigation Utilizing Molecular Simulation and Pore Network Modeling
Abstract Depleted gas reservoirs are regarded as ideal subterranean sites for hydrogen storage; however, the intricate geochemical reactions within the reservoirs, particularly concerning the hydrogen-consuming methane production reaction occurring within the strata, present challenges for accurately assessing the diff...