Search Results - "Lemes, Ígor J.M."

Second-order inelastic analysis of shallow and non-shallow steel arches by Deus, Lidiane R. R. M. de, Silveira, Ricardo A. M., Lemes, Ígor J. M., Silva, Jéssica L.

“…Abstract This work presents a second-order inelastic analysis of steel arches. The analysis of shallow and non-shallow arches with several cross sections and…”
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A Complete Assessment of the Moment‐Curvature Relationship of Compressed Steel‐concrete Composite Cross‐sections by Lemes, Ígor J.M., Lima, Pedro H.A., Barros, Rafael C., Silveira, Ricardo A.M., Chiorean, Cosmin G.

“…In the non‐linear evaluation of the behavior of steel, concrete and steel‐concrete composite cross‐sections, increment and iteration strategies are necessary…”
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Numerical analysis of steel–concrete composite beams with partial interaction: A plastic-hinge approach by Lemes, Ígor J.M., Dias, Luís E.S., Silveira, Ricardo A.M., Silva, Amilton R., Carvalho, Tawany A.

“…A two-dimensional displacement-based formulation with a plastic-hinge approach for the numerical analysis of composite beams with partial shear connection is…”
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Advanced inelastic analysis of steel structures at elevated temperatures by SCM/RPHM coupling by Barros, Rafael C., Pires, Dalilah, Silveira, Ricardo A.M., Lemes, Ígor J.M., Rocha, Paulo A.S.

“…When exposed to high temperatures, the structural members and frames have their bearing capacity compromised because the physical characteristics and material…”
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An efficient inelastic approach using SCM/RPHM coupling to study reinforced concrete beams, columns and frames under fire conditions by Pires, Dalilah, Barros, Rafael C., Silveira, Ricardo A.M., Lemes, Ígor J.M., Rocha, Paulo A.S.

“…•A computational system for thermo-structural analysis is developed.•A concentrated plasticity approach for thermo-structural analysis is proposed.•Strain…”
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Concentrated Approaches for Nonlinear Analysis of Composite Beams with Partial Interaction by Carvalho, Tawany A., Lemes, Ígor J.M., Silveira, Ricardo A.M., Dias, Luís E.S., Barros, Rafael C.

“…Two plane displacement‐based formulations with concentrated nonlinear effects for numerical analysis of composite beams are presented here. The effects of…”
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Advanced Numerical Study of Composite Steel‐Concrete Structures at High Temperature by Barros, Rafael C., Silveira, Ricardo A.M., Pires, Dalilah, Lemes, Ígor J.M.

“…The composite steel‐concrete structures use has several advantages, such as the reduction of cross‐sectional dimensions and weight of the structure, which is…”
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Numerical formulation for advanced non-linear static analysis of semi-rigid planar steel frames by Lemes, Ígor J. M., Silveira, Ricardo A. M., Teles, Luiz O. M., Barros, Rafael C., Silva, Andréa R. D.

“…This paper presents a displacement-based numerical methodology to analyze the non-linear behavior of semi-rigid multi-story planar steel frames. The…”
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Nonlinear analysis of two-dimensional steel, reinforced concrete and composite steel-concrete structures via coupling SCM/RPHM by Lemes, Ígor J.M., Silveira, Ricardo A.M., Silva, Andréa R.D., Rocha, Paulo A.S.

“…This paper presents a numerical methodology based on Euler-Bernoulli theory to simulate the steel, reinforced concrete and composite structures 2D nonlinear…”
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Analysis of Steel–Concrete Composite Elements Considering the Branson Equation for Cracking Simulation by Lima, Pedro H. A., Lemes, Ígor J. M., Barros, Rafael C., Silveira, Ricardo A. M.

“…In the computational efficiency context, combining response precision and low execution time, methods that consider concentrated non-linear effects are…”
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