Reproducing laboratory earthquakes with a discrete-continuum model

We present a novel numerical model allowing to take the best part of continuum-based and discrete modelling in a single framework. This model is applied to the reproduction of laboratory earthquakes in a high-pressure triaxial cell. It allows to represent most of the relevant phenomena at stake, inc...

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Veröffentlicht in:EPJ Web of conferences 2021-01, Vol.249, p.2013
Hauptverfasser: Mollon, Guilhem, Aubry, Jérôme, Schubnel, Alexandre
Format: Artikel
Sprache:eng
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Zusammenfassung:We present a novel numerical model allowing to take the best part of continuum-based and discrete modelling in a single framework. This model is applied to the reproduction of laboratory earthquakes in a high-pressure triaxial cell. It allows to represent most of the relevant phenomena at stake, including elastic stress build-up during loading, fast and slow sliding events, seismic waves emission in the surrounding elastic medium and evolution of fault gouge on the sliding interface. We review here some illustrative results obtained with this model and propose further research avenues.
ISSN:2100-014X
2101-6275
2100-014X
DOI:10.1051/epjconf/202124902013