<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>The authors describe electrical resistivity method using a laboratory experiment, which was conducted in order to calculate the percentage of current that penetrated each layer of soil arranged in a container using Schlumberger array. Four soil samples arranged in three different set-ups were used. The apparent resistivity obtained was interpreted using curve matching techniques and WinResist iteration yielding types A curve, H curve and A curve, respectively. The interpreted data gave the resistivity of each layer and its thicknesses. The thicknesses obtained from the interpretation were at variance with the actual thicknesses arranged in the container. A multiplier was obtained which serves as a constant in other to obtain the actual thickness. The effective penetration depth of current was determined through the calculated thickness of each layer and the known electrode spacing (AB). The percentage of current that penetrates the layers was found to depend on the electrode spacing as well as the thickness of that layer. Thus, a layer with relatively small thickness has a small percentage of current passing through it compared to a thicker layer.</p>
</abstract>

The authors describe electrical resistivity method using a laboratory experiment, which was conducted in order to calculate the percentage of current that penetrated each layer of soil arranged in a container using Schlumberger array. Four soil samples arranged in three different set-ups were used. The apparent resistivity obtained was interpreted using curve matching techniques and WinResist iteration yielding types A curve, H curve and A curve, respectively. The interpreted data gave the resistivity of each layer and its thicknesses. The thicknesses obtained from the interpretation were at variance with the actual thicknesses arranged in the container. A multiplier was obtained which serves as a constant in other to obtain the actual thickness. The effective penetration depth of current was determined through the calculated thickness of each layer and the known electrode spacing (AB). The percentage of current that penetrates the layers was found to depend on the electrode spacing as well as the thickness of that layer. Thus, a layer with relatively small thickness has a small percentage of current passing through it compared to a thicker layer.

Fractional Current Flow in the Subsurface Using Electrical Resistivity Method: A Laboratory Approach

Materials and Geoenvironment

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Podpovršinsko gibanje električnega toka z uporabo električne uporovne metode: laboratorijski pristop

The authors describe electrical resistivity method using a laboratory experiment, which was conducted in order to calculate the percentage of current that...

Fractional Current Flow in the Subsurface Using Electrical Resistivity Method: A Laboratory Approach

Article Category: Original scientific article

Publié en ligne: 30 mars 2021

Pages: 149 - 159

Reçu: 14 oct. 2020

Accepté: 14 janv. 2021

DOI: https://doi.org/10.2478/rmzmag-2020-0015

Mots clés
resistivity, depth, curve, soil, current

© 2020 James Adeyemo Adegoke et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Figure 1

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Fractional Current Flow in the Subsurface Using Electrical Resistivity Method: A Laboratory Approach

Article Category: Original scientific article

Publié en ligne: 30 mars 2021

Pages: 149 - 159

Reçu: 14 oct. 2020

Accepté: 14 janv. 2021

DOI: https://doi.org/10.2478/rmzmag-2020-0015

Mots clésresistivity, depth, curve, soil, current

© 2020 James Adeyemo Adegoke et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Figure 1

Figure 2

Figure 3

Figure 4

Figure 5

Figure 6

Figure 7

Figure 8

Figure 9

Figure 10

Mots clés
resistivity, depth, curve, soil, current