Hyperomet: An OpenSees interface for nonlinear analysis of unreinforced masonry buildings

Seismic vulnerability assessment of historical unreinforced masonry (URM) buildings is crucial for the authorities due to the high susceptibility of historical URM buildings to earthquakes. Open system for earthquake engineering simulation (OpenSees) is a well-known, powerful, and versatile seismic...

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Main Authors: Amirhosein Shabani, Mahdi Kioumarsi
Format: Article
Language:English
Published: Elsevier 2022-12-01
Series:SoftwareX
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2352711022001480
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author Amirhosein Shabani
Mahdi Kioumarsi
author_facet Amirhosein Shabani
Mahdi Kioumarsi
author_sort Amirhosein Shabani
collection DOAJ
description Seismic vulnerability assessment of historical unreinforced masonry (URM) buildings is crucial for the authorities due to the high susceptibility of historical URM buildings to earthquakes. Open system for earthquake engineering simulation (OpenSees) is a well-known, powerful, and versatile seismic analysis platform. In a lack of a free graphical user interface (GUI) for seismic analysis of URM buildings, Hyperomet was designed to bridge the gap between nonlinear analysis of URM buildings and OpenSees platform. The Hyperomet GUI includes an accurate enough macroelement representing the nonlinear behavior of URM components. The structures can be modeled based on the double-modified multiple vertical line element model (DM-MVLEM) and the Unified method (UM) using the GUI. Calculators for deriving the mechanical properties are provided to minimize the modeling time. Furthermore, the ability to perform various analysis types including incremental dynamic analysis (IDA) is facilitated.
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spelling doaj.art-e1a2fb78819642e1bcb946072ba10efd2022-12-22T03:51:39ZengElsevierSoftwareX2352-71102022-12-0120101230Hyperomet: An OpenSees interface for nonlinear analysis of unreinforced masonry buildingsAmirhosein Shabani0Mahdi Kioumarsi1Corresponding author.; Department of Civil Engineering and Energy Technology, Oslo Metropolitan University, Pilestredet 35, 0166, Oslo, NorwayDepartment of Civil Engineering and Energy Technology, Oslo Metropolitan University, Pilestredet 35, 0166, Oslo, NorwaySeismic vulnerability assessment of historical unreinforced masonry (URM) buildings is crucial for the authorities due to the high susceptibility of historical URM buildings to earthquakes. Open system for earthquake engineering simulation (OpenSees) is a well-known, powerful, and versatile seismic analysis platform. In a lack of a free graphical user interface (GUI) for seismic analysis of URM buildings, Hyperomet was designed to bridge the gap between nonlinear analysis of URM buildings and OpenSees platform. The Hyperomet GUI includes an accurate enough macroelement representing the nonlinear behavior of URM components. The structures can be modeled based on the double-modified multiple vertical line element model (DM-MVLEM) and the Unified method (UM) using the GUI. Calculators for deriving the mechanical properties are provided to minimize the modeling time. Furthermore, the ability to perform various analysis types including incremental dynamic analysis (IDA) is facilitated.http://www.sciencedirect.com/science/article/pii/S2352711022001480Unreinforced masonryNumerical modelingDouble modified MVLEMUnified methodNonlinear analysisOpenSees
spellingShingle Amirhosein Shabani
Mahdi Kioumarsi
Hyperomet: An OpenSees interface for nonlinear analysis of unreinforced masonry buildings
SoftwareX
Unreinforced masonry
Numerical modeling
Double modified MVLEM
Unified method
Nonlinear analysis
OpenSees
title Hyperomet: An OpenSees interface for nonlinear analysis of unreinforced masonry buildings
title_full Hyperomet: An OpenSees interface for nonlinear analysis of unreinforced masonry buildings
title_fullStr Hyperomet: An OpenSees interface for nonlinear analysis of unreinforced masonry buildings
title_full_unstemmed Hyperomet: An OpenSees interface for nonlinear analysis of unreinforced masonry buildings
title_short Hyperomet: An OpenSees interface for nonlinear analysis of unreinforced masonry buildings
title_sort hyperomet an opensees interface for nonlinear analysis of unreinforced masonry buildings
topic Unreinforced masonry
Numerical modeling
Double modified MVLEM
Unified method
Nonlinear analysis
OpenSees
url http://www.sciencedirect.com/science/article/pii/S2352711022001480
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