<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The paper deals with the diffusion equation for pore water pressures with the source term, which is widely promoted in the marine engineering literature. It is shown that such an equation cannot be derived in a consistent way from the mass balance and the Darcy law. The shortcomings of the artificial source term are pointed out, including inconsistencies with experimental data. It is concluded that liquefaction and the preceding process of pore pressure generation and the weakening of the soil skeleton should be described by constitutive equations within the well-known framework of applied mechanics. Relevant references are provided</p></abstract>

The paper deals with the diffusion equation for pore water pressures with the source term, which is widely promoted in the marine engineering literature. It is shown that such an equation cannot be derived in a consistent way from the mass balance and the Darcy law. The shortcomings of the artificial source term are pointed out, including inconsistencies with experimental data. It is concluded that liquefaction and the preceding process of pore pressure generation and the weakening of the soil skeleton should be described by constitutive equations within the well-known framework of applied mechanics. Relevant references are provided

Liquefaction of Saturated Soil and the Diffusion Equation

Institute of Hydro-Engineering, IBW PAN, ul. Kościerska 7, 80-328 Gdańsk-Oliwa, Poland

Studia Geotechnica et Mechanica

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Liquefaction of Saturated Soil and the Diffusion Equation"}

The paper deals with the diffusion equation for pore water pressures with the source term, which is widely promoted in the marine engineering literature. It is...

Liquefaction of Saturated Soil and the Diffusion Equation

Publié en ligne: 28 août 2015

Pages: 39 - 44

DOI: https://doi.org/10.1515/sgem-2015-0018

Mots clés
liquefaction, diffusion equation, saturated soil, seabed

© by Andrzej Sawicki

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Liquefaction of Saturated Soil and the Diffusion Equation

Publié en ligne: 28 août 2015

Pages: 39 - 44

DOI: https://doi.org/10.1515/sgem-2015-0018

Mots clésliquefaction, diffusion equation, saturated soil, seabed

© by Andrzej Sawicki

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Mots clés
liquefaction, diffusion equation, saturated soil, seabed