Research & Training in geochemical & Reactive Transport modeling

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Underground Hydrogen Storage

In Porous Media 1-Geochemical thermodynamics PHREEQC calculations a) H2 Impact on a Well Cement : Representative Elementary Volume (REV) of the cement model before (left) and after (right) reaction with hydrogen. Boxes in grey nuances: non redox-sensitive minerals; coloured boxes: redox-sensitive minerals. Jennite: Ca9Si6H22O32; Portlandite: Ca(OH)2; Diaspore: AlO(OH); Hematite: Fe2O3; Ettringite: Ca6Al2(SO4)3(OH)12:26H2O; Magnetite: Fe3O4; Mackinawite: …

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