The Influence of Shear Connectors in a Longitudinal Arrangement on Free Vibrations of Steel–Concrete Composite Beams
In this work, the role of longitudinal shear connectors in mitigating free vibrations of steel–concrete composite beams (SCCBs) is scrutinized utilizing an innovative finite element methodology. In the proposed methodology, partial shear connection between the adjacent sub-beams is considered, and t...
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| Format: | Article |
| Language: | English |
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MDPI AG
2024-11-01
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| Series: | Buildings |
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| Online Access: | https://www.mdpi.com/2075-5309/14/11/3536 |
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| author | Qikai Sun Chao Zhang Yateng Yan Chaoxun Cai Kebing Li Nan Zhang |
| author_facet | Qikai Sun Chao Zhang Yateng Yan Chaoxun Cai Kebing Li Nan Zhang |
| author_sort | Qikai Sun |
| collection | DOAJ |
| description | In this work, the role of longitudinal shear connectors in mitigating free vibrations of steel–concrete composite beams (SCCBs) is scrutinized utilizing an innovative finite element methodology. In the proposed methodology, partial shear connection between the adjacent sub-beams is considered, and the SCCBs with various stiffnesses are modeled under four common boundary conditions, namely, (a) simply supported ends (S-S), (b) one clamped end and one free end (C-F), (c) one clamped end and one simply supported end (C-S), and (d) clamped ends (C-C). Thereafter, successful verification of the proposed methodology’s efficacy is achieved through comparative analysis with the theoretical results. Lastly, a reasonable arrangement along this longitudinal direction of shear connectors is proposed based on the change law of the squared fundamental frequency ratio. |
| format | Article |
| id | doaj-art-94bbcaa64bc54bf2b8737ccd44294ed9 |
| institution | OA Journals |
| issn | 2075-5309 |
| language | English |
| publishDate | 2024-11-01 |
| publisher | MDPI AG |
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| series | Buildings |
| spelling | doaj-art-94bbcaa64bc54bf2b8737ccd44294ed92025-08-20T02:28:03ZengMDPI AGBuildings2075-53092024-11-011411353610.3390/buildings14113536The Influence of Shear Connectors in a Longitudinal Arrangement on Free Vibrations of Steel–Concrete Composite BeamsQikai Sun0Chao Zhang1Yateng Yan2Chaoxun Cai3Kebing Li4Nan Zhang5School of Civil Engineering, Beijing Jiaotong University, Beijing 100044, ChinaSchool of Civil Engineering, Beijing Jiaotong University, Beijing 100044, ChinaSchool of Civil Engineering, Beijing Jiaotong University, Beijing 100044, ChinaRailway Engineering Research Institute, China Academy of Railway Sciences Corporation Ltd., Beijing 100081, ChinaRailway Engineering Research Institute, China Academy of Railway Sciences Corporation Ltd., Beijing 100081, ChinaSchool of Civil Engineering, Beijing Jiaotong University, Beijing 100044, ChinaIn this work, the role of longitudinal shear connectors in mitigating free vibrations of steel–concrete composite beams (SCCBs) is scrutinized utilizing an innovative finite element methodology. In the proposed methodology, partial shear connection between the adjacent sub-beams is considered, and the SCCBs with various stiffnesses are modeled under four common boundary conditions, namely, (a) simply supported ends (S-S), (b) one clamped end and one free end (C-F), (c) one clamped end and one simply supported end (C-S), and (d) clamped ends (C-C). Thereafter, successful verification of the proposed methodology’s efficacy is achieved through comparative analysis with the theoretical results. Lastly, a reasonable arrangement along this longitudinal direction of shear connectors is proposed based on the change law of the squared fundamental frequency ratio.https://www.mdpi.com/2075-5309/14/11/3536steel–concrete composite beamfree vibrationsshear connectionlongitudinal arrangement |
| spellingShingle | Qikai Sun Chao Zhang Yateng Yan Chaoxun Cai Kebing Li Nan Zhang The Influence of Shear Connectors in a Longitudinal Arrangement on Free Vibrations of Steel–Concrete Composite Beams Buildings steel–concrete composite beam free vibrations shear connection longitudinal arrangement |
| title | The Influence of Shear Connectors in a Longitudinal Arrangement on Free Vibrations of Steel–Concrete Composite Beams |
| title_full | The Influence of Shear Connectors in a Longitudinal Arrangement on Free Vibrations of Steel–Concrete Composite Beams |
| title_fullStr | The Influence of Shear Connectors in a Longitudinal Arrangement on Free Vibrations of Steel–Concrete Composite Beams |
| title_full_unstemmed | The Influence of Shear Connectors in a Longitudinal Arrangement on Free Vibrations of Steel–Concrete Composite Beams |
| title_short | The Influence of Shear Connectors in a Longitudinal Arrangement on Free Vibrations of Steel–Concrete Composite Beams |
| title_sort | influence of shear connectors in a longitudinal arrangement on free vibrations of steel concrete composite beams |
| topic | steel–concrete composite beam free vibrations shear connection longitudinal arrangement |
| url | https://www.mdpi.com/2075-5309/14/11/3536 |
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