Nonlinear strut-and-tie model with bond-slip effect for analysis of RC Beam-Column joints under lateral loading

© Int. J. of GEOMATE. This paper presents an application of nonlinear strut-and-tie model (NSTM) with bond-slip effect for analysis of reinforced concrete (RC) interior beam-column joints under lateral loading. The conventional STM is a calculation based on the force method exhibiting the internal f...

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Main Authors: Rattapon Ketiyot, Chayanon Hansapinyo, Bhuddarak Charatpangoon
Format: Journal
Published: 2018
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http://cmuir.cmu.ac.th/jspui/handle/6653943832/58151
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Institution: Chiang Mai University
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spelling th-cmuir.6653943832-581512018-09-05T04:30:02Z Nonlinear strut-and-tie model with bond-slip effect for analysis of RC Beam-Column joints under lateral loading Rattapon Ketiyot Chayanon Hansapinyo Bhuddarak Charatpangoon Agricultural and Biological Sciences Earth and Planetary Sciences Engineering Environmental Science © Int. J. of GEOMATE. This paper presents an application of nonlinear strut-and-tie model (NSTM) with bond-slip effect for analysis of reinforced concrete (RC) interior beam-column joints under lateral loading. The conventional STM is a calculation based on the force method exhibiting the internal forces in each component, it is unable to capture an inelastic response when RC beam-column joints undergo large displacement. Test results of three similar interior beam-column subassemblage frames with Grade400, Grade400s and Grade500 of longitudinal reinforcement bar, were used to verify the applicability of the NSTM, respectively. In the joint region, nonlinear links of concrete and steel bar with bond-slip effect were applied to simulate a load-displacement response. The results, such as maximum loading capacity, lateral load-story drift relation and failure mode, obtained from both NSTM models and laboratory experiments were compared. It was found that the results from the analyses using the NSTM with bondslip effect agreed well with the experimental results. Furthermore, the demand-to-capacity ratios of the nonlinear links, which represents the distribution of the internal force in the NSTMs' joint region, exhibit the failure location and the failure mode that compatible with the experimental result. Hence, the proposed model is capable of predicting the strength of interior beam-column joint of RC frames under lateral loading. 2018-09-05T04:20:27Z 2018-09-05T04:20:27Z 2018-01-01 Journal 21862982 2-s2.0-85043686313 10.21660/2018.47.STR120 https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=85043686313&origin=inward http://cmuir.cmu.ac.th/jspui/handle/6653943832/58151
institution Chiang Mai University
building Chiang Mai University Library
country Thailand
collection CMU Intellectual Repository
topic Agricultural and Biological Sciences
Earth and Planetary Sciences
Engineering
Environmental Science
spellingShingle Agricultural and Biological Sciences
Earth and Planetary Sciences
Engineering
Environmental Science
Rattapon Ketiyot
Chayanon Hansapinyo
Bhuddarak Charatpangoon
Nonlinear strut-and-tie model with bond-slip effect for analysis of RC Beam-Column joints under lateral loading
description © Int. J. of GEOMATE. This paper presents an application of nonlinear strut-and-tie model (NSTM) with bond-slip effect for analysis of reinforced concrete (RC) interior beam-column joints under lateral loading. The conventional STM is a calculation based on the force method exhibiting the internal forces in each component, it is unable to capture an inelastic response when RC beam-column joints undergo large displacement. Test results of three similar interior beam-column subassemblage frames with Grade400, Grade400s and Grade500 of longitudinal reinforcement bar, were used to verify the applicability of the NSTM, respectively. In the joint region, nonlinear links of concrete and steel bar with bond-slip effect were applied to simulate a load-displacement response. The results, such as maximum loading capacity, lateral load-story drift relation and failure mode, obtained from both NSTM models and laboratory experiments were compared. It was found that the results from the analyses using the NSTM with bondslip effect agreed well with the experimental results. Furthermore, the demand-to-capacity ratios of the nonlinear links, which represents the distribution of the internal force in the NSTMs' joint region, exhibit the failure location and the failure mode that compatible with the experimental result. Hence, the proposed model is capable of predicting the strength of interior beam-column joint of RC frames under lateral loading.
format Journal
author Rattapon Ketiyot
Chayanon Hansapinyo
Bhuddarak Charatpangoon
author_facet Rattapon Ketiyot
Chayanon Hansapinyo
Bhuddarak Charatpangoon
author_sort Rattapon Ketiyot
title Nonlinear strut-and-tie model with bond-slip effect for analysis of RC Beam-Column joints under lateral loading
title_short Nonlinear strut-and-tie model with bond-slip effect for analysis of RC Beam-Column joints under lateral loading
title_full Nonlinear strut-and-tie model with bond-slip effect for analysis of RC Beam-Column joints under lateral loading
title_fullStr Nonlinear strut-and-tie model with bond-slip effect for analysis of RC Beam-Column joints under lateral loading
title_full_unstemmed Nonlinear strut-and-tie model with bond-slip effect for analysis of RC Beam-Column joints under lateral loading
title_sort nonlinear strut-and-tie model with bond-slip effect for analysis of rc beam-column joints under lateral loading
publishDate 2018
url https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=85043686313&origin=inward
http://cmuir.cmu.ac.th/jspui/handle/6653943832/58151
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