COMSOL Multiphysics Modelling for Measurement Device of Electrical Resistivity in Laboratory Test Cell

C. Rémi, M. Bergeron, and S. Moreau
Cemagref
Antony, France
发布日期 2011

Bioreactor landfill is based on a homogeneous distribution of the moisture content to increase waste biodegradation. Most of studies have shown that Electrical Resistivity Tomography (ERT) can be a suitable method to study water content variation (2D and 3D). ERT is influenced by many physical parameters and no single relationship with volumetric water content was yet established for Municipal Solid Waste.

Industrial scale is not adapted to evaluate these relations which require controlling physical parameters and hydrodynamical properties of waste body with many sensors buried. To achieve this goal, laboratory test were conducted using cylindrical test cells. Before carrying out measurement surveys, numerical computations were managed to quantify the influence of complete electrodes in comparison with a point source current.

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