Listar Ingeniería por autor "Awruch, Armando Miguel"
Mostrando ítems 1-13 de 13
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An adaptive mesh strategy for high compressible flows based on nodal re-allocation
Bono, Gustavo; Awruch, Armando Miguel (2008) [Artículo de periódico]An adaptive mesh strategy based on nodal re-allocation is presented in this work. This technique is applied to problems involving compressible flows with strong shocks waves, improving the accuracy and efficiency of the ... -
Aplicación de campos estocásticos en problemas de geotecnia
Tamayo, Jorge Luis Palomino; Awruch, Armando Miguel; Calderón, Wilson Rodriguez (2017) [Artículo de periódico]Este trabajo se enfoca en el análisis probabilístico de problemas de estabilidad de taludes y de asentamientos producidos en zapatas rígidas apoyadas en suelos deformables. Para este propósito son estudiados y combinados ... -
Geometrically non-linear analysis in elastodynamics using the eight-node finite element with one-point quadrature and the generalized-alpha method
Braun, Alexandre Luis; Awruch, Armando Miguel (2008) [Artículo de periódico]A formulation for the geometrically non-linear dynamic analysis of elastic structures using the eight-node hexahedral element with one-point quadrature and the Generalized-α method is presented in this paper. It is well ... -
Geometrically nonlinear static and dynamic analysis of composite laminates shells with a triangular finite element
Isoldi, Liércio André; Awruch, Armando Miguel; Teixeira, Paulo Roberto de Freitas; Morsch, Inacio Benvegnu (2008) [Artículo de periódico]Geometrically nonlinear static and dynamic behaviour of laminate composite shells are analyzed in this work using the Finite Element Method (FEM). Triangular elements with three nodes and six degrees of freedom per node ... -
Geometric nonlinear dynamic analysis of plates and shells using eight-node hexahedral finite elements with reduced integration
Azevedo, Ricardo Lessa; Awruch, Armando Miguel (1999) [Artículo de periódico]This work presents a geometric nonlinear dynamic analysis of plates and shells using eight-node hexahedral isoparametric elements. The main features of the present formulation are: (a) the element matrices are obtained ... -
Large eddy simulation of three-dimensional turbulent flows by the finite element method
Petry, Adriane Prisco; Awruch, Armando Miguel (2006) [Artículo de periódico]The main objectives of this work are the formulation, implementation and applications of a numerical algorithm to simulate turbulent, incompressible, isothermal flows. The transient three-dimensional flow is analyzed using ... -
Numerical modeling of reinforced concrete structures : static and dynamic analysis
Tamayo, Jorge Luis Palomino; Awruch, Armando Miguel; Morsch, Inacio Benvegnu (2013) [Artículo de periódico]A numerical model using the Finite Element Method (FEM) for the nonlinear static and dynamic analysis of reinforced concrete (RC) beams, plates and shells is presented in this work. For this purpose, computer programs based ... -
Numerical simulation of the wind action on a long-span bridge deck
Braun, Alexandre Luis; Awruch, Armando Miguel (2003) [Artículo de periódico]A numerical model to study the aerodynamic and aeroelastic bridge deck behavior is presented in this paper. The flow around a rigid fixed bridge cross-section, as well as the flow around the same cross-section with torsional ... -
Numerical simulation of vortex-induced vibrations of a pair of cylinders
Segovia Gonzalez, Luis Alberto; Awruch, Armando Miguel (2001) [Artículo de periódico]The 2-D numerical simulation of vortex-induced vibrations of twocloselyspaced parallel rigid circular cylinders, restrained by elastic springs and aligned in a normal direction with respect to the free stream flow, is ... -
On the validation of a numerical model for the analysis of soil-structure interaction problems
Tamayo, Jorge Luis Palomino; Awruch, Armando Miguel (2016) [Artículo de periódico]Modeling and simulation of mechanical response of structures, relies on the use of computational models. Therefore, verification and validation procedures are the primary means of assessing accuracy, confidence and credibility ... -
Optimization of laminated composite plates and shells using genetic algorithms, neural networks and finite elements
Cardozo López, Sergio Daniel; Gomes, Herbert Martins; Awruch, Armando Miguel (2011) [Artículo de periódico]Structural optimization using computational tools has become a major research field in recent years. Methods commonly used in structural analysis and optimization may demand considerable computational cost, depending on ... -
Simulação numérica na engenharia do vento
Braun, Alexandre Luis; Awruch, Armando Miguel (2008) [Artículo de periódico]O estudo de problemas envolvendo a ação do vento sobre estruturas tem sido tradi-cionalmente realizado por meio de técnicas experimentais desenvolvidas em túneis de vento. No entanto, com o crescente avanço na capacidade ... -
Three dimensional flow simulations with the finite element technique over a multi-stage rocket
Scalabrin, Leonardo Costa; Azevedo, João Luiz Filgueiras de; Teixeira, Paulo Roberto de Freitas; Awruch, Armando Miguel (2004) [Artículo de periódico]Aerodynamic flow simulations over the first Brazilian satellite launch vehicle, VLS, during its first-stage flight are presented. The three dimensional compressible flow is modeled by the Euler equations and a Taylor-Galerkin ...