<abstract xmlns="http://www.w3.org/1999/xhtml"><p>This paper presents a methodology based on the finite element method to simulate the flow of granular materials. Moreover, it allows proper estimation of dynamic pressure during silo discharge since this subject is still under discussion, especially for designing silos with an insert (an input element). A 2-D simulation of the discharge process of a cylindrical silo with cone and a central discharging orifice was performed. Two cases were studied, with and without using insert in silo. Numerical analysis was carried out with the help of the uncoupled arbitrary Lagrangian–Eulerian (ALE) approach. The resulting dynamic pressure distribution on the silo wall for each of the two cases was inferred numerically. The resulting values of pressure were compared with the results of the experimental study on a cylindrical metal silo to demonstrate the accuracy of the numerical model in determining the dynamic wall pressure, especially in the case of using an insert in silo during discharge.</p></abstract>

This paper presents a methodology based on the finite element method to simulate the flow of granular materials. Moreover, it allows proper estimation of dynamic pressure during silo discharge since this subject is still under discussion, especially for designing silos with an insert (an input element). A 2-D simulation of the discharge process of a cylindrical silo with cone and a central discharging orifice was performed. Two cases were studied, with and without using insert in silo. Numerical analysis was carried out with the help of the uncoupled arbitrary Lagrangian–Eulerian (ALE) approach. The resulting dynamic pressure distribution on the silo wall for each of the two cases was inferred numerically. The resulting values of pressure were compared with the results of the experimental study on a cylindrical metal silo to demonstrate the accuracy of the numerical model in determining the dynamic wall pressure, especially in the case of using an insert in silo during discharge.

Numerical Modeling of Wall Pressure in Silo with and Without Insert

International University for Science and Technology

Wroclaw University of Science and Technology

Studia Geotechnica et Mechanica

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

{"article-title":"Numerical Modeling of Wall Pressure in Silo with and Without Insert"}

This paper presents a methodology based on the finite element method to simulate the flow of granular materials. Moreover, it allows proper estimation of...

Numerical Modeling of Wall Pressure in Silo with and Without Insert

Article Category: Original Study

Published Online: Oct 28, 2020

Page range: 22 - 33

Received: Jul 18, 2020

Accepted: Sep 21, 2020

DOI: https://doi.org/10.2478/sgem-2020-0009

Keywords
Numerical modeling, silo, silo model, flow pressure, insert, wall pressure

© 2021 Frzat Askif et al., published by Sciendo

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

Numerical Modeling of Wall Pressure in Silo with and Without Insert

Article Category: Original Study

Published Online: Oct 28, 2020

Page range: 22 - 33

Received: Jul 18, 2020

Accepted: Sep 21, 2020

DOI: https://doi.org/10.2478/sgem-2020-0009

KeywordsNumerical modeling, silo, silo model, flow pressure, insert, wall pressure

© 2021 Frzat Askif et al., published by Sciendo

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

Keywords
Numerical modeling, silo, silo model, flow pressure, insert, wall pressure