Seismic performance of structures composed of T-shaped and L-shaped recycled concrete columns and lightweight infill walls

In this paper, a structure composed of a T- or L-shaped recycled concrete column frame (RCCF) and lightweight infill wall (LIW) with a herringbone brace has been proposed to investigate its seismic behavior. Two T-shaped and two L-shaped full-size experimental models of the structure have been built...

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Main Authors: Cun Hui, Yongbo Zhang, Pan Liu, Ran Hai
Format: Article
Language:English
Published: Taylor & Francis Group 2020-07-01
Series:Journal of Asian Architecture and Building Engineering
Subjects:
Online Access:http://dx.doi.org/10.1080/13467581.2020.1744444
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author Cun Hui
Yongbo Zhang
Pan Liu
Ran Hai
author_facet Cun Hui
Yongbo Zhang
Pan Liu
Ran Hai
author_sort Cun Hui
collection DOAJ
description In this paper, a structure composed of a T- or L-shaped recycled concrete column frame (RCCF) and lightweight infill wall (LIW) with a herringbone brace has been proposed to investigate its seismic behavior. Two T-shaped and two L-shaped full-size experimental models of the structure have been built and tested under low-cyclic loading conditions. Consequently, bearing capacity, stiffness, ductility, hysteretic behavior, energy dissipation, and failure characteristics of each test specimen have been analyzed, identifying structure parts prone to damage and failure, understanding their yield mechanisms, and lastly providing constructive recommendations for the structural design. Studies show that the bearing capacity, ductility, and comprehensive seismic behavior of T- or L-shaped lattice-reinforced RCCF-LIW structures with a herringbone brace have been significantly improved. For the engineering practice, it is necessary to strengthen the performance of the herringbone brace-frame beam joint.
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spelling doaj.art-131107452b3349209a32d055e0bc122c2023-08-03T09:07:49ZengTaylor & Francis GroupJournal of Asian Architecture and Building Engineering1347-28522020-07-0119429530410.1080/13467581.2020.17444441744444Seismic performance of structures composed of T-shaped and L-shaped recycled concrete columns and lightweight infill wallsCun Hui0Yongbo Zhang1Pan Liu2Ran Hai3Zhongyuan University of TechnologyChina IPPR International Engineering Co. LTDZhongyuan University of TechnologyZhongyuan University of TechnologyIn this paper, a structure composed of a T- or L-shaped recycled concrete column frame (RCCF) and lightweight infill wall (LIW) with a herringbone brace has been proposed to investigate its seismic behavior. Two T-shaped and two L-shaped full-size experimental models of the structure have been built and tested under low-cyclic loading conditions. Consequently, bearing capacity, stiffness, ductility, hysteretic behavior, energy dissipation, and failure characteristics of each test specimen have been analyzed, identifying structure parts prone to damage and failure, understanding their yield mechanisms, and lastly providing constructive recommendations for the structural design. Studies show that the bearing capacity, ductility, and comprehensive seismic behavior of T- or L-shaped lattice-reinforced RCCF-LIW structures with a herringbone brace have been significantly improved. For the engineering practice, it is necessary to strengthen the performance of the herringbone brace-frame beam joint.http://dx.doi.org/10.1080/13467581.2020.1744444recycled concretet-shaped column framel-shaped column framelightweight infill wallseismic performance
spellingShingle Cun Hui
Yongbo Zhang
Pan Liu
Ran Hai
Seismic performance of structures composed of T-shaped and L-shaped recycled concrete columns and lightweight infill walls
Journal of Asian Architecture and Building Engineering
recycled concrete
t-shaped column frame
l-shaped column frame
lightweight infill wall
seismic performance
title Seismic performance of structures composed of T-shaped and L-shaped recycled concrete columns and lightweight infill walls
title_full Seismic performance of structures composed of T-shaped and L-shaped recycled concrete columns and lightweight infill walls
title_fullStr Seismic performance of structures composed of T-shaped and L-shaped recycled concrete columns and lightweight infill walls
title_full_unstemmed Seismic performance of structures composed of T-shaped and L-shaped recycled concrete columns and lightweight infill walls
title_short Seismic performance of structures composed of T-shaped and L-shaped recycled concrete columns and lightweight infill walls
title_sort seismic performance of structures composed of t shaped and l shaped recycled concrete columns and lightweight infill walls
topic recycled concrete
t-shaped column frame
l-shaped column frame
lightweight infill wall
seismic performance
url http://dx.doi.org/10.1080/13467581.2020.1744444
work_keys_str_mv AT cunhui seismicperformanceofstructurescomposedoftshapedandlshapedrecycledconcretecolumnsandlightweightinfillwalls
AT yongbozhang seismicperformanceofstructurescomposedoftshapedandlshapedrecycledconcretecolumnsandlightweightinfillwalls
AT panliu seismicperformanceofstructurescomposedoftshapedandlshapedrecycledconcretecolumnsandlightweightinfillwalls
AT ranhai seismicperformanceofstructurescomposedoftshapedandlshapedrecycledconcretecolumnsandlightweightinfillwalls