Timber beam seismic design – A numerical simulation

To seismic design of timber beam, effect of near-fault ground motion on timber beam has numerically been investigated, with refer to small displacement theory. The simulated near-fault ground motion is applied on the fixed base of timber frame model. The beam is located in single span of a timber fr...

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Main Authors: Abdoullah Namdar, Yun Dong, Yuyi Liu
Format: Article
Language:English
Published: Gruppo Italiano Frattura 2018-12-01
Series:Fracture and Structural Integrity
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Online Access:https://www.fracturae.com/index.php/fis/article/view/2329
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author Abdoullah Namdar
Yun Dong
Yuyi Liu
author_facet Abdoullah Namdar
Yun Dong
Yuyi Liu
author_sort Abdoullah Namdar
collection DOAJ
description To seismic design of timber beam, effect of near-fault ground motion on timber beam has numerically been investigated, with refer to small displacement theory. The simulated near-fault ground motion is applied on the fixed base of timber frame model. The beam is located in single span of a timber frame. The beam has two different size of 1.8 and 3.3 meter length. The seismic load-displacement seismic load-strain and strain-displacement have been calculated for all models and graphically depicted. The beam is designed with nonlinear analysis method and same mechanical properties for all models have been used, in numerical analysis. The numerical analysis results indicate that, the inertial interaction, energy dissipation and nonlinear deformation of beam in timber frame have direct relationship with frame span. In beam with smaller length, higher seismic loading is caused lower displacement. The displacement is reduced with reduction length of the beam. The inertial interaction, energy dissipation and nonlinear deformation are changed in respect to length of beam. The novelty of this paper is developing cycling graphs by using ABAQUS, for improve design of timber frame, and adequate explanation of seismic behavior of timber beam.
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institution Kabale University
issn 1971-8993
language English
publishDate 2018-12-01
publisher Gruppo Italiano Frattura
record_format Article
series Fracture and Structural Integrity
spelling doaj-art-c3f053ce2e3b42cb91e5f6067e70ef7a2025-01-03T01:03:06ZengGruppo Italiano FratturaFracture and Structural Integrity1971-89932018-12-011347Timber beam seismic design – A numerical simulationAbdoullah NamdarYun Dong0Yuyi Liu1Faculty of Architecture and Civil Engineering, Huaiyin Institute of Technology, ChinaFaculty of Architecture and Civil Engineering, Huaiyin Institute of Technology, ChinaTo seismic design of timber beam, effect of near-fault ground motion on timber beam has numerically been investigated, with refer to small displacement theory. The simulated near-fault ground motion is applied on the fixed base of timber frame model. The beam is located in single span of a timber frame. The beam has two different size of 1.8 and 3.3 meter length. The seismic load-displacement seismic load-strain and strain-displacement have been calculated for all models and graphically depicted. The beam is designed with nonlinear analysis method and same mechanical properties for all models have been used, in numerical analysis. The numerical analysis results indicate that, the inertial interaction, energy dissipation and nonlinear deformation of beam in timber frame have direct relationship with frame span. In beam with smaller length, higher seismic loading is caused lower displacement. The displacement is reduced with reduction length of the beam. The inertial interaction, energy dissipation and nonlinear deformation are changed in respect to length of beam. The novelty of this paper is developing cycling graphs by using ABAQUS, for improve design of timber frame, and adequate explanation of seismic behavior of timber beam.https://www.fracturae.com/index.php/fis/article/view/2329Seismic loadTimber beamDisplacementNonlinear deformationCycling graphs
spellingShingle Abdoullah Namdar
Yun Dong
Yuyi Liu
Timber beam seismic design – A numerical simulation
Fracture and Structural Integrity
Seismic load
Timber beam
Displacement
Nonlinear deformation
Cycling graphs
title Timber beam seismic design – A numerical simulation
title_full Timber beam seismic design – A numerical simulation
title_fullStr Timber beam seismic design – A numerical simulation
title_full_unstemmed Timber beam seismic design – A numerical simulation
title_short Timber beam seismic design – A numerical simulation
title_sort timber beam seismic design a numerical simulation
topic Seismic load
Timber beam
Displacement
Nonlinear deformation
Cycling graphs
url https://www.fracturae.com/index.php/fis/article/view/2329
work_keys_str_mv AT abdoullahnamdar timberbeamseismicdesignanumericalsimulation
AT yundong timberbeamseismicdesignanumericalsimulation
AT yuyiliu timberbeamseismicdesignanumericalsimulation