Probabilistic estimation of diverse soil condition impact on vertical axis tank deformation

The calculations of fuel tanks should take into account the geometric imperfections of the structure as well as the variability of the material parameters of the foundation. The deformation of the tank shell can have a significant impact on the limit state of the structure and its operating conditio...

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Main Authors: Kamil Żyliński, Jarosław Górski
Format: Article
Language:English
Published: Polish Academy of Sciences 2023-02-01
Series:Bulletin of the Polish Academy of Sciences: Technical Sciences
Subjects:
Online Access:https://journals.pan.pl/Content/126204/PDF/BPASTS_2023_71_1_3140.pdf
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author Kamil Żyliński
Jarosław Górski
author_facet Kamil Żyliński
Jarosław Górski
author_sort Kamil Żyliński
collection DOAJ
description The calculations of fuel tanks should take into account the geometric imperfections of the structure as well as the variability of the material parameters of the foundation. The deformation of the tank shell can have a significant impact on the limit state of the structure and its operating conditions. The paper presents a probabilistic analysis of a vertical-axis, floating-roof cylindrical shell of a tank with a capacity of 50000 m3 placed on stratified soil with heterogeneous material parameters. The impact of a random subsoil description was estimated using the Point Estimated Method (PEM). In this way, the number of analyzed FEM models was significantly reduced. This approach also makes it possible to assess the sensitivity of tank settlement and deformation to the changing foundation conditions.
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spelling doaj.art-39e9bf2859964bca84ccff433539a8bd2023-03-22T17:47:55ZengPolish Academy of SciencesBulletin of the Polish Academy of Sciences: Technical Sciences2300-19172023-02-01711https://doi.org/10.24425/bpasts.2023.144576Probabilistic estimation of diverse soil condition impact on vertical axis tank deformationKamil Żyliński0Jarosław Górski1https://orcid.org/0000-0002-6478-0216Faculty of Civil and Environmental Engineering, Gdansk University of Technology, PolandFaculty of Civil and Environmental Engineering, Gdansk University of Technology, PolandThe calculations of fuel tanks should take into account the geometric imperfections of the structure as well as the variability of the material parameters of the foundation. The deformation of the tank shell can have a significant impact on the limit state of the structure and its operating conditions. The paper presents a probabilistic analysis of a vertical-axis, floating-roof cylindrical shell of a tank with a capacity of 50000 m3 placed on stratified soil with heterogeneous material parameters. The impact of a random subsoil description was estimated using the Point Estimated Method (PEM). In this way, the number of analyzed FEM models was significantly reduced. This approach also makes it possible to assess the sensitivity of tank settlement and deformation to the changing foundation conditions.https://journals.pan.pl/Content/126204/PDF/BPASTS_2023_71_1_3140.pdfstorage tanksfoundation settlementsubsoil parameterspoint estimated method
spellingShingle Kamil Żyliński
Jarosław Górski
Probabilistic estimation of diverse soil condition impact on vertical axis tank deformation
Bulletin of the Polish Academy of Sciences: Technical Sciences
storage tanks
foundation settlement
subsoil parameters
point estimated method
title Probabilistic estimation of diverse soil condition impact on vertical axis tank deformation
title_full Probabilistic estimation of diverse soil condition impact on vertical axis tank deformation
title_fullStr Probabilistic estimation of diverse soil condition impact on vertical axis tank deformation
title_full_unstemmed Probabilistic estimation of diverse soil condition impact on vertical axis tank deformation
title_short Probabilistic estimation of diverse soil condition impact on vertical axis tank deformation
title_sort probabilistic estimation of diverse soil condition impact on vertical axis tank deformation
topic storage tanks
foundation settlement
subsoil parameters
point estimated method
url https://journals.pan.pl/Content/126204/PDF/BPASTS_2023_71_1_3140.pdf
work_keys_str_mv AT kamilzylinski probabilisticestimationofdiversesoilconditionimpactonverticalaxistankdeformation
AT jarosławgorski probabilisticestimationofdiversesoilconditionimpactonverticalaxistankdeformation