Search Results - "Audigane, Pascal"

Evaluation of geochemical reactivity of hydrogen in sandstone: Application to geological storage by Yekta, Alireza E., Pichavant, Michel, Audigane, Pascal

“…The use of hydrogen as an alternative for electric energy storage has emerged recently. Being composed of small molecules, hydrogen has a strong ability to…”
Get full text

Predicting long-term geochemical alteration of wellbore cement in a generic geological CO 2 confinement site: Tackling a difficult reactive transport modeling challenge by Gherardi, Fabrizio, Audigane, Pascal, Gaucher, Eric C.

“…► The paper deals with hydrogeochemical aspects of geological sequestration of CO 2. ► Numerical modeling is used to investigate integrity aspects of…”
Get full text

Predicting long-term geochemical alteration of wellbore cement in a generic geological CO2 confinement site: Tackling a difficult reactive transport modeling challenge by Gherardi, Fabrizio, Audigane, Pascal, Gaucher, Eric C.

“…The safety of the future CO2 geological storage is largely dependent on the integrity of existing surrounding wells. Well integrity is of major concern in…”
Get full text

Determination of Hydrogen–Water Relative Permeability and Capillary Pressure in Sandstone: Application to Underground Hydrogen Injection in Sedimentary Formations by Yekta, A. E., Manceau, J.-C., Gaboreau, S., Pichavant, M., Audigane, P.

“…To provide quantitative data for the development of underground hydrogen storage in porous sedimentary rocks, capillary pressures and relative permeabilities…”
Get full text

Experimental assessment of well integrity for CO2 geological storage: A numerical study of the geochemical interactions between a CO2-brine mixture and a sandstone-cement-steel sample by Tremosa, Joachim, Mito, Saeko, Audigane, Pascal, Xue, Ziqiu

“…Geologic storage of CO2 is one option for avoiding CO2 emissions from a large-scale point source such as a thermal power plant and a gas refinery. The…”
Get full text

Effect of geological heterogeneities on reservoir storage capacity and migration of CO2 plume in a deep saline fractured carbonate aquifer by Sohal, M. Adeel, Le Gallo, Yann, Audigane, Pascal, de Dios, J. Carlos, Rigby, Sean P.

“…•Matrix permeability heterogeneity decreased the CO2 reservoir storage capacity of a deep saline fractured limestone aquifer.•CO2 is stored in the topmost…”
Get full text

Numerical modeling of fluid-rock chemical interactions at the supercritical CO2-liquid interface during CO2 injection into a carbonate reservoir, the Dogger aquifer (Paris Basin, France) by ANDRE, L, AUDIGANE, P, AZAROUAL, M, MENJOZ, A

Get full text

Modeling of CO2 Leakage up Through an Abandoned Well from Deep Saline Aquifer to Shallow Fresh Groundwaters by Humez, Pauline, Audigane, Pascal, Lions, Julie, Chiaberge, Christophe, Bellenfant, Gaël

“…This article presents a numerical modeling application using the code TOUGHREACT of a leakage scenario occurring during a CO 2 geological storage performed in…”
Get full text

Modeling geochemical reactions in wellbore cement: assessing pre-injection integrity in a site for CO2 geological storage by Gherardi, Fabrizio, Audigane, Pascal

“…We present numerical simulations of isothermal reactive flow which might be induced by fluid migration at the caprock‐cement interface of an idealized…”
Get full text

Long-term assessment of geochemical reactivity of CO2 storage in highly saline aquifers: Application to Ketzin, In Salah and Snøhvit storage sites by Trémosa, Joachim, Castillo, Christelle, Vong, Chan Quang, Kervévan, Christophe, Lassin, Arnault, Audigane, Pascal

“…•Long-term geochemical reactivity of CO2 storage in saline aquifers is examined.•Reactive minerals, including Dawsonite, are selected from natural analogs…”
Get full text

Geochemical and solute transport modelling for CO2 storage, what to expect from it? by Gaus, Irina, Audigane, Pascal, André, Laurent, Lions, Julie, Jacquemet, Nicolas, Durst, Pierre, Czernichowski-Lauriol, Isabelle, Azaroual, Mohamed

“…Geochemistry plays an important role when assessing the impact of CO2 storage. Due to the potential corrosive character of CO2, it might affect the chemical…”
Get full text

A benchmark study on problems related to CO2 storage in geologic formations by Class, Holger, Ebigbo, Anozie, Helmig, Rainer, Dahle, Helge K., Nordbotten, J. M., Celia, M. A., Audigane, Pascal, Darcis, Mélanie, Ennis-King, Jonathan, Fan, Yaqing, Flemisch, Bernd, Gasda, Sarah E., Jin, Min, Krug, Stéphanie, Labregere, Diane, Beni, Ali Naderi, Pawar, Rajesh J., Sbai, Mohammed Adil, Thomas, Sunil G., Trenty, Laurent, Wei, Lingli

“…This paper summarises the results of a benchmark study that compares a number of mathematical and numerical models applied to specific problems in the context…”
Get full text

Geochemical reactivity in CO2 geological storage sites

Get full text

Two-phase flow properties of a sandstone rock for the CO2/water system: Core-flooding experiments, and focus on impacts of mineralogical changes by Manceau, J. C., Ma, J., Li, R., Audigane, P., Jiang, P. X., Xu, R. N., Tremosa, J., Lerouge, C.

“…The two‐phase flow characterization (CO2/water) of a Triassic sandstone core from the Paris Basin, France, is reported in this paper. Absolute properties…”
Get full text

Modeling geochemical reactions in wellbore cement: assessing pre-injection integrity in a site for CO sub(2) geological storage by Gherardi, Fabrizio, Audigane, Pascal

“…We present numerical simulations of isothermal reactive flow which might be induced by fluid migration at the caprock-cement interface of an idealized…”
Get full text

Modeling geochemical reactions in wellbore cement: assessing pre‐injection integrity in a site for CO 2 geological storage by Gherardi, Fabrizio, Audigane, Pascal

“…Abstract We present numerical simulations of isothermal reactive flow which might be induced by fluid migration at the caprock‐cement interface of an idealized…”
Get full text

Impacts of fluvial reservoir heterogeneity on connectivity: Implications in estimating geological storage capacity for CO2 by Issautier, Benoît, Viseur, Sophie, Audigane, Pascal, le Nindre, Yves-Michel

“…•Largest porous volumes in fluvial reservoirs located in low availability space.•Capacity: 263Mt, 163Mt and 3.1Mt for open, semi-open and closed…”
Get full text

Predicting long-term geochemical alteration of wellbore cement in a generic geological CO2 confinement site: Tackling a difficult reactive transport modeling challenge by GHERARDI, Fabrizio, AUDIGANE, Pascal, GAUCHER, Eric C

Get full text

Well integrity assessment by a 1:1 scale wellbore experiment: Exposition to dissolved CO2 and overcoring by Manceau, Jean-Charles, Tremosa, Joachim, Lerouge, Catherine, Gherardi, F., Nussbaum, C., Wasch, L.J., Albéric, Patrick, Audigane, Pascal, Claret, Francis

“…In this work, we present the results of a new in situ experiment to complete the existing scientific dataset on well integrity in the context of CO2 storage…”
Get full text

Well integrity assessment under temperature and pressure stresses by a 1:1 scale wellbore experiment by Manceau, J. C., Tremosa, J., Audigane, P., Lerouge, C., Claret, F., Lettry, Y., Fierz, T., Nussbaum, C.

“…A new in situ experiment is proposed for observing and understanding well integrity evolution, potentially due to changes that could occur during a well…”
Get full text