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Pinto, Wagner Mespaque; Frainer, Vitor Jose; Teixeira, Paulo Roberto de Freitas
(2012)
This case study analyses the structural behavior of a supporting system for modularized process plants used in ship shaped floating oil production units, through the monitoring of strain and relative displacements on the ...
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Seibt, Flávio Medeiros; Couto, Eduardo Costa; Teixeira, Paulo Roberto de Freitas; Santos, Elizaldo Domingues dos; Isoldi, Liércio André
(2013)
Este artigo apresenta um modelo computacional bidimensional desenvolvido para análise do quebra mar tipo placa submersa. O modelo desenvolvido utiliza os códigos comerciais GAMBIT e FLUENT. O escoamento da mistura água-ar ...
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Szewczyk, Susana Beatris Oliveira; Teixeira, Paulo Roberto de Freitas; Santos, Maria Angela Vaz dos
(2005)
A utilização de modelos numéricos na análise de problemas relacionados à Engenharia Costeira envolve a compatibilização
de informações geográficas com os dados de entrada e saída desses modelos. No presente trabalho, ...
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Szewczyk, Susana Beatris Oliveira; Teixeira, Paulo Roberto de Freitas; Santos, Maria Angela Vaz dos
(2005)
A utilização de modelos numéricos na análise de problemas relacionados à Engenharia Costeira envolve a compatibilização de informações geográficas com os dados de entrada e saída desses modelos. No presente trabalho, ...
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Popiolek, Tales Luiz; Awruch, Armando Miguel; Teixeira, Paulo Roberto de Freitas
(2006)
Numerical simulations of laminar and turbulent flows in a lid driven cavity and over a backward-facing step are presented in this work. The main objectives of this research are to know more about the structure of turbulent ...
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Isoldi, Liércio André; Awruch, Armando Miguel; Teixeira, Paulo Roberto de Freitas; Morsch, Inácio Benvegnu
(2008)
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 ...
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Palha, Artur; Fortes, Conceição Joana; Teixeira, Paulo Roberto de Freitas; Pinheiro, Liliana
(2010)
The parabolic mild-slope model Refdif_S simulates the propagation and deformation of irregular waves in coastal regions with variable water depth. PY_Refdif_S software tool is an extension of the model, using a multi-grid ...
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Isoldi, Liércio André; Awruch, Armando Miguel; Morsch, Inácio Benvegnu; Teixeira, Paulo Roberto de Freitas
(2010)
Linear static and dynamic behavior of thin laminate composite structures are analyzed in this study using the Finite Element Method (FEM). Triangular elements with three nodes and six degrees of freedom per node (three ...
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Silva, Jair Vignolle da; Teixeira, Paulo Roberto de Freitas; Calliari, Lauro Júlio
(2014)
The shoreface and the inner shelf along the northern and the central coast of Rio Grande do Sul (RS) state, Brazil, between Torres and Mostardas, although displaying a homogeneous bottom relief show variations in slope and ...
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Seibt, Flávio Medeiros; Couto, Eduardo Costa; Teixeira, Paulo Roberto de Freitas; Santos, Elizaldo Domingues dos; Rocha, Luiz Alberto Oliveira; Isoldi, Liércio André
(2014)
The need for clean and renewable energy sources has nowadays contributed to give relevance to the study of sea wave energy. In this context, the present work brings a computational modeling to analyze the fluid-dynamic ...
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Teixeira, Paulo Roberto de Freitas; Davyt, Djavan Perez; Didier, Eric Lionel; Ramalhais, Rúben dos Santos
(2013)
The study of ways of converting ocean wave energy into a useful one and the improvement of the existing equipment are complex engineering problems and very important issues in today’s society. In this paper, the onshore ...
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Teixeira, Paulo Roberto de Freitas; Awruch, Armando Miguel
(2005)
An algorithm to simulate 3D fluid–structure interaction problems using the finite element technique is presented in this work. A two-step Taylor–Galerkin scheme and linear tetrahedra elements are employed to analyze the ...
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Teixeira, Paulo Roberto de Freitas
(2009)
A numerical simulation of the interaction between a regular wave and an immersed horizontal cylinder, whose axis is 3-radius deep, perpendicular to the direction of the wave propagation, is presented in this paper. The ...
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Gonçalves, Rafael Almeida; Teixeira, Paulo Roberto de Freitas; Didier, Eric Lionel
(2012)
The vortex-induced vibration (VIV) phenomenon has drawn the attention of researchers in Engineering for several decades. An example is the riser used for petroleum exploration, in which it is subjected to marine flows that ...
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Seibt, Flávio Medeiros; Couto, Eduardo Costa; Santos, Elizaldo Domingues dos; Isoldi, Liércio André; Rocha, Luiz Alberto Oliveira; Teixeira, Paulo Roberto de Freitas
(2014)
The growing search for clean and renewable energy sources has given rise to the studies of exploring sea wave energy. This paper is concerned with the numerical evaluation of the main operational principle of a submerged ...
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Davyt, Djavan Perez; Teixeira, Paulo Roberto de Freitas; Ramalhais, Rúben dos Santos; Didier, Eric Lionel
(2011)
Neste trabalho é analisado um dispositivo de extração de energia das ondas do tipo coluna de água oscilante sob a ação de ondas regulares de diferentes períodos. São realizadas variações no comprimento submerso da parede ...
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Teixeira, Paulo Roberto de Freitas; Araújo, Douglas Bezerra de; Cunda, Luiz Antonio Bragança da
(2014)
Welding processes are considered a thermal-mechanical-metallurgical coupled issue. The most important boundary condition in the numerical thermal analysis is the heat source model. Although many studies have been carried ...
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Scalabrin, Leonardo Costa; Azevedo, João Luiz Filgueiras de; Teixeira, Paulo Roberto de Freitas; Awruch, Armando Miguel
(2004)
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 ...
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Teixeira, Paulo Roberto de Freitas; Awruch, Armando Miguel
(2001)
An algorithm to simulate three-dimensional high compressible flows using the finite element method and a multi-time-step integration technique with subcycles is presented in this work. An explicit two-step Taylor–Galerkin ...
