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Studia Geotechnica et Mechanica
Édition 43 (2021): Edition 1 (April 2021)
Accès libre
Numerical Modeling of Wall Pressure in Silo with and Without Insert
Frzat Askif
Frzat Askif
,
Hala Hammadeh
Hala Hammadeh
,
Andrzej Ubysz
Andrzej Ubysz
et
Marek Maj
Marek Maj
| 28 oct. 2020
Studia Geotechnica et Mechanica
Édition 43 (2021): Edition 1 (April 2021)
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Article Category:
Original Study
Publié en ligne:
28 oct. 2020
Pages:
22 - 33
Reçu:
18 juil. 2020
Accepté:
21 sept. 2020
DOI:
https://doi.org/10.2478/sgem-2020-0009
Mots clés
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.
Figure 1
The used model in the experiments.
Figure 2
The measuring cell levels.
Figure 3
The used insert inside the model.
Figure 4
The used insert.
Figure 5
Corn used in the experiment.
Figure 6
Measuring cell used in the experiment.
Figure 7
Dynamic horizontal pressure distribution that resulted on the silo wall without insert (no insert used)/
Figure 8
Dynamic horizontal pressure distribution that resulted on the silo wall with insert.
Figure 9
Stress deformation scheme for steel (current study)
Figure 10
The CAX4R element (Abaqus V6.12-1).
Figure 11
Mechanical transmission of forces in contact surfaces
Figure 12
Contact Pair surface.
Figure 13
Peripheral conditions applied to the numerical model: (a) without an input element and (b) with an input element.
Figure 14
Adaptive grid Lagrangian–Eulerian – ALE (Abaqus V6.12-1).
Figure 15
Definition of ALE field on the numerical model (current study).
Figure 16
Silo model without insert (Abaqus)
Figure 17
Time-adaptive grid distortion for the case without the use of insert (Abaqus).
Figure 18
The comparison is between the pressure produced by the numerical study and the pressure produced by the experimental study without the use of an insert.
Figure 19
Silo model with insert.
Figure 20
Adaptive grid deformation over time of flow state without the use of insert.
Figure 21
The comparison is between the pressure produced by the numerical study and the pressure registered by the experimental study with insert.