Durability analysis of underground structures based on various creep models of the enclosing salt rock massif

The results of the durability analysis of a complex underground structure and surrounding multilayered rock massif are presented. The research is conducted based on an applied stress-strain state problem for a salt rock massif in the vicinity of an underground cavity of a large cross-section which i...

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Main Authors: Zhuravkov Mikhail, Hvesenya Sergey, Lapatsin Siarhei
Format: Article
Language:English
Published: EDP Sciences 2020-01-01
Series:E3S Web of Conferences
Online Access:https://www.e3s-conferences.org/articles/e3sconf/pdf/2020/61/e3sconf_usme2020_01007.pdf
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author Zhuravkov Mikhail
Hvesenya Sergey
Lapatsin Siarhei
author_facet Zhuravkov Mikhail
Hvesenya Sergey
Lapatsin Siarhei
author_sort Zhuravkov Mikhail
collection DOAJ
description The results of the durability analysis of a complex underground structure and surrounding multilayered rock massif are presented. The research is conducted based on an applied stress-strain state problem for a salt rock massif in the vicinity of an underground cavity of a large cross-section which is in conjunction with a mine shaft. The main aim of the research is to perform a comparative analysis of various mathematical models of the creep process. The problem is solved using finite element method to achieve this goal. Regularity in the development of deformation processes of the enclosing rock massif is established as a result of the study. According to this regularity, both primary creep and primary-secondary creep models show that the main increase of creep deformations occurs during a short initial time period after which creep strain rate decreases sharply.
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spelling doaj.art-b93a24be4df346a9bb7417fabfa238de2022-12-21T22:21:34ZengEDP SciencesE3S Web of Conferences2267-12422020-01-012010100710.1051/e3sconf/202020101007e3sconf_usme2020_01007Durability analysis of underground structures based on various creep models of the enclosing salt rock massifZhuravkov Mikhail0Hvesenya Sergey1Lapatsin Siarhei2Belarusian State University, Department of Theoretical and Applied MechanicsBelarusian State University, Department of Theoretical and Applied MechanicsBelarusian State University, Department of Theoretical and Applied MechanicsThe results of the durability analysis of a complex underground structure and surrounding multilayered rock massif are presented. The research is conducted based on an applied stress-strain state problem for a salt rock massif in the vicinity of an underground cavity of a large cross-section which is in conjunction with a mine shaft. The main aim of the research is to perform a comparative analysis of various mathematical models of the creep process. The problem is solved using finite element method to achieve this goal. Regularity in the development of deformation processes of the enclosing rock massif is established as a result of the study. According to this regularity, both primary creep and primary-secondary creep models show that the main increase of creep deformations occurs during a short initial time period after which creep strain rate decreases sharply.https://www.e3s-conferences.org/articles/e3sconf/pdf/2020/61/e3sconf_usme2020_01007.pdf
spellingShingle Zhuravkov Mikhail
Hvesenya Sergey
Lapatsin Siarhei
Durability analysis of underground structures based on various creep models of the enclosing salt rock massif
E3S Web of Conferences
title Durability analysis of underground structures based on various creep models of the enclosing salt rock massif
title_full Durability analysis of underground structures based on various creep models of the enclosing salt rock massif
title_fullStr Durability analysis of underground structures based on various creep models of the enclosing salt rock massif
title_full_unstemmed Durability analysis of underground structures based on various creep models of the enclosing salt rock massif
title_short Durability analysis of underground structures based on various creep models of the enclosing salt rock massif
title_sort durability analysis of underground structures based on various creep models of the enclosing salt rock massif
url https://www.e3s-conferences.org/articles/e3sconf/pdf/2020/61/e3sconf_usme2020_01007.pdf
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AT hvesenyasergey durabilityanalysisofundergroundstructuresbasedonvariouscreepmodelsoftheenclosingsaltrockmassif
AT lapatsinsiarhei durabilityanalysisofundergroundstructuresbasedonvariouscreepmodelsoftheenclosingsaltrockmassif