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Lateral Impact Response of Rubberized-Fibrous Concrete-Filled Steel Tubular Columns: Experiment and Numerical Study
Faculty
Engineering
Year:
2022
Type of Publication:
ZU Hosted
Pages:
1-19
Authors:
Souzan Ali Aboelbarakat
Staff Zu Site
Abstract In Staff Site
Journal:
Buildings MDPI
Volume:
12
Keywords :
Lateral Impact Response , Rubberized-Fibrous Concrete-Filled Steel Tubular
Abstract:
This paper presents an experimental and numerical study on the lateral impact behavior of rubberized-fibrous concrete-filled steel tubular (CFST) columns. Four types of concrete were utilized in the experimental program in the infilled columns: normal concrete (NC), rubberized concrete (RuC), steel fiber concrete (SFC), and hybrid RuC-SFC. Twelve specimens were tested using dropweight impact with fixed-sliding boundary conditions. Three different transverse impact energies were produced by applying two masses of the hammers dropped from two different heights. A high-speed camera was implemented to measure the mid-span deflection against time. A 3-D finite element model was presented and verified against the tested specimens and some other experimental work from the literature. Load-displacement curves, the impact force time history, impact energy absorption, and failure modes of the CFST columns under the lateral impact were fully analyzed. The present results showed that at, certain impact energies, the steel tubular suffered only from the plastic deformation, beyond which it started cracking depending on the type of filled concrete. The steel tubular filled with hybrid RuC-SFC showed the highest resistance to crack formation, followed by that filled with SFC, while those filled with NC showed the lowest resistance to crack formation. There is an agreement between the numerical and the experimental results.
Author Related Publications
Souzan Ali Aboelbarakat, "“PARAMETRIC STUDY OF STEEL-CONCRETE COMPOSITE BEAMS UNDER COMBINED SHEAR, TORSION, AND POSITIVE OR NEGATIVE BENDING”", ASJCE, Ain Shams Journal of Civil Engineering, 2008
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Souzan Ali Aboelbarakat, "EXPERIMENTAL AND NUMERICAL ANALYSIS OF COMPOSITE BEAMS STRENGTHENED BY CFRP LAMINATES IN HOGGING MOMENT REGION", Steel and Composite Structures, 2010
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Souzan Ali Aboelbarakat, "NON-LINEAR FINITE ELEMENT ANALYSIS OF PRESTRESSED CONCRETE BEAMS", ASCE , 6th International Engineering and Construction, Conference (IECC’6), 2010
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Souzan Ali Aboelbarakat, "Strengthening cast iron struts using carbon fibre reinforced polymers – Finite element modelling", Composites: Part B, 2011
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Souzan Ali Aboelbarakat, "FINITE ELEMENT ANALYSIS OF ECCENTRICALLY LOADED CAST IRON STRUTS REINFORCED WITH CFRP", Advanced Composites in Construction (ACIC) International Conference 2011, UK, 2011
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Department Related Publications
Eshak Ibrahiem Eshak Hana, "Repair of Pier-Superstrucutre Connection of a Segmental Prestressed Concrete Bridge", 1st International Conference on Structural Eng., Ain-Shams Univ., March 1989., 1989
More
Eshak Ibrahiem Eshak Hana, "Influence Surfaces of Rectangular Plates with Different Support Conditions – Part1", 4th Arab Structural Eng. Conference, Vol.2, Cairo Univ., Nov. 1991., 1991
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Eshak Ibrahiem Eshak Hana, "Non-Linear Analysis of R.C. Slabs with Different Boundary Conditions under Fire Effect", Al Azhar Engineering 6th International Conference, Vol.3, Cairo, Egypt, September , 2000
More
Ehab Boghdady Hana Mattar, "FIELD TEST AND NUMERICAL MODELING OF A RIVETED STEEL BRIDGE FOR FATIGUE EVALUATION", لايوجد, 1900
More
Atef Eraky Bakry Amien, "New", لايوجد, 1900
More
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