• 2012

• 2009

        Adriana C. Barbosa, L. Catabriga, A.M.P. Valli, Sandra Mara C. Malta, L.M. Lima, Experiments using a Finite Element Formulation of
        Incompressible Miscible Displacements in Porous Media, XXXII Congresso Nacional de Matemática Aplicada e Computacional (CNMAC  
        2009), , v. 1 p. 1-7, Cuiabá, MT, 8-11 de setembro 2009.

        Adriana C. Barbosa, L. Catabriga, A.F. De Souza, A.M.P. Valli, Análise do processamento paralelo em Clusters multicore na simulação de
        escoamento míscivel implementado pelo método dos elementos finitos, X Simpósio em Sistemas Computacionais (WSCAD 2009), p. 87-94,
        São Paulo, SP, 28-31 de outubro 2009, ISSN 2176-2074.

        Jose J. Camata, A.L.G.A. Coutinho, A.M.P. Valli, L. Catabriga, Graham F. Carey, Block ILU Preconditioners for Parallel AMR/C Simulations,  
        XXX Iberian Latin American Congress on Computational Methods in Engineering (CILAMCE 2009), v.1 p. 1-9, Armação de Búzios, RJ, 08-11 de
        novembro 2009.

        Adriana C. Barbosa, L. Catabriga, A.M.P. Valli, A.F. De Souza, Evaluation of Parallel Simulations on Multi-Core Clusters of Miscible     
        Misplacement Applications, XXX Iberian Latin American Congress on Computational Methods in Engineering (CILAMCE 2009), , v.1. p. 1-15,
        Armação de Búzios, RJ, 08-11 de novembro 2009.

        Andre A. Boechat, A.M.P. Valli, Funcionalidades da Biblioteca libMesh na Resolução de Escoamentos de Fluidos pelo Método dos Elementos        
        Finitos, XXX Iberian Latin American Congress on Computational Methods in Engineering (CILAMCE 2009), , v. 1 p. 1-11, Armação de Búzios, RJ,
        08-11 de novembro 2009.

• 2008
  

        A.M.P. Valli, G.F. Carey and A.L.G.A.Coutinho, On Decoupled Timestep/Subcycling and  Iteration Strategies for  Multiphysics
        Problems, Communications in Numerical Methods in Engineering, 24(12): 1941-1952, 2008.

        A.M.P. Valli, A.L.G.A.Coutinho and G.F. Carey, Continuation Techniques with Parameter Step Control, XXXI Congresso Nacional de
        Matemática Aplicada e Computacional (CNMAC 2008), Belém, Pará, 8-11 de setembro, 2008.

        Marcos A. Mendes, Márcio Arab Murad, Luis Felipe F. Pereira, Lucia Catabriga, A.M.P. Valli, Modelagem Computacional de Escoamento
        Bifásico com Acoplamento Geomecânico,  XXIX Iberian Latin American Congress on Computational Methods in Engineering (CILAMCE
        2008), Maceió, Alagoas, 4-7 de novembro, 2008.

• 2007
  

A.M.P. Valli, A.L.G.A.Coutinho and G.F. Carey, On Decoupled Timestep/Subcycling and Iteration Strategies for Multiphysics Problems, 14th International Conference on Finite Elements in Flow Problems, pp. 219, Santa Fe, New Mexico, USA, March 26-28, 2007.

A.M.P. Valli, J.J. Camata,  L. Catabriga, A.L.G.A. Coutinho and G.F. Carey, Simultaneous Space-Time Adpative Finite Element Simulation of 2D Viscous Flows, CMNE Congresso de Métodos Numéricos em Engenharia e XXVIII Iberian Latin American Congress on Computational Methods in Engineering (CNME/CILAMCE 2007), CD-ROM, pp. 1-17, Porto, Portugal, June 13-15, 2007.

A.M.P. Valli, A.L.G.A.Coutinho and G.F. Carey, Algorithm Stepsize Adaption using PID Feedback Control, 9th USA National Congress on Computational Mechanics, pp. 45, San Francisco, California, USA, July 22-26, 2007.

Edited by Andréa M.P. Valli and Alvaro L.G.A Coutinho, Special Issue: Ibero-Latin American Conference on Computational Methods in Engineering (CILAMCE 2005), Communications in Numerical Methods in Engineering, Volume 23, Issue 6, Date: June 2007, Pages: 417, ISSN 1099-0887.

• 2006 

L. Catabriga, A.M.P. Valli, B.Z. Melotti, L.M. Pessoa and A.L.G.A.Coutinho, Performance of LCD Iterative Method in the Finite Element and Finite Difference Solution of Convection-Diffusion Equations, Communications in Numerical Methods in Engineering, v.22, pp. 643-656, 2006.

L. Catabriga, J.J. Camata, A.M.P. Valli, A.L.G.A.Coutinho and G.F. Carey, Reordering Effects on Preconditioned Krylov Methods in AMR Solutions of Flow and Transport, 7th World Congress on Computational Mechanics, Los Angeles, California, July 16-22, 2006.

L. Catabriga, J.J. Camata, A.M.P. Valli, A.L.G.A.Coutinho and G.F. Carey, Reordering Effects on Preconditioned Krylov Methods in AMR Solutions of Flow and Transport, XXVII Iberian Latin American Congress on Computational Methods in Engineering (XXVII CILAMCE), CD-ROM, pp. 1-12, Belém, PA, Sept 3-6, 2006.

• 2005
  

  A.M.P. Valli, G.F. Carey and A.L.G.A. Coutinho, Control Strategies for Timestep Selection in Simulation of Incompressible Flows and Coupled Reaction-Convection-Diffusion Processes, International Journal for Numerical Methods in Fluids, v.47, pp. 201-231, 2005.
  
  A.M.P. Valli, L. Catabriga, A.L.G.A. Coutinho, G.F. Carey, Finite Element Simulation of Natural Convection in Porous Media Using Timestep Control Algorithms and Subcycling Devices, 8th US National Congress on Computational Mechanics, Austin, Texas, July 25-27, 2005.
  
  J.J. Camata, L. Catabriga, A.M.P. Valli, A.L.G.A. Coutinho and G.F. Carey, Numerical Evaluation of the LCD Method implemented in the LibMesh Library, XXVI Iberian Latin American Congress on Computational Methods in Engineering (XXVI CILAMCE, CD-ROM, pp. 1-10, Guarapari, ES, Oct 19-21, 2005.
  
    J.P. De Angeli, A.M.P. Valli, N.C. Reis Jr e A.F. De Souza, Estratégias de Utilização Eficiente da Memória Cache em um Algoritmo Paralelo para as Equações de Navier-Stokes em Plataformas com Memória Distribuída, XXVI Iberian Latin American Congress on Computational Methods in Engineering (XXVI CILAMCE), CD-ROM, pp. 1-16, Guarapari, ES, Oct 19-21, 2005.
  

• 2004

  E.A. Viana, A.M.P. Valli e A.L.G.A. Coutinho, Implementação de técnicas de subcycling para a simulação de problemas acoplados de escoamentos incompressíveis e transferência de calor, 10th Brazilian Congress of Thermal Engineering and Sciences (ENCIT 2004), pp. 1-8, Rio de Janeiro, RJ, Brasil, 29 de novembro a 03 de dezembro, 2004.

  E.C. Valentim, L.M. Pessoa, B.Z. Melotti, A.M.P. Valli e L. Catabriga, Comparações entre os métodos GMRES e LCD na implementação do método de Newton inexato em problemas de diferenças finitas, 10th Brazilian Congress of Thermal Engineering and Sciences (ENCIT 2004), pp. 1-10, Rio de Janeiro, RJ, Brasil, 29 de novembro a 03 de dezembro, 2004.

  L.M. Lima, B.Z. Melotti, L. Catabriga and A.M.P. Valli, Uma Implementação Paralela Eficiente do Método dos Elementos Finitos para a Equação de Advecção e Difusão, XXV Iberian Latin American Congress on Computational Methods in Engineering (XXV CILAMCE), CD-ROM, pp. 1-16, Recife, Brasil, Nov 10-12, 2004.

  L. Catabriga, A.M.P. Valli, B.Z. Melotti, L.M. Pessoa, A.L.G.A.Coutinho, Comparison between GMRES and LCD iterative methods in the finite element and finite difference solution of convection-diffusion equations, XXV Iberian Latin American Congress on Computational Methods in Engineering (XXV CILAMCE), CD-ROM, pp. 1-15, Recife, Brasil, Nov 10-12, 2004.

  A.M.P. Valli, L. Catabriga, A.L.G.A. Coutinho and G.F. Carey, Partitioned analysis of coupled systems using subcycling devices in fluid-thermal interaction problems, XXV Iberian Latin American Congress on Computational Methods in Engineering (XXV CILAMCE), CD-ROM, pp. 1-12, Recife, Brasil, Nov 10-12, 2004.

  L.M. Lima, B.Z. Melotti, L. Catabriga and A.M.P. Valli, Estratégias de Armazenamento para Implementações Paralelas do Método dos Elementos Finitos, V Workshop em Sistemas Computacionais de Alto Desempenho (WSCAD 2004), pp. 104-111, Foz do Iguaçu, Brasil, 27 a 29 de outubro, 2004.

  L.M. Lima, B.Z. Melotti, L. Catabriga and A.M.P. Valli, Parallel Finite Element Implementations using Different Data Structures , 1st LNCC Meeting on Computational Modelling, Petropólis, Brasil, Aug 9-13, 2004.

• 2003

  J.P. De Angeli, A.M.P. Valli, N.C. Reis Jr and A.F. De Souza, Simulations of the Navier-Stokes Equations using Cluster of Workstations, XXIV Iberian Latin American Congress on Computational Methods in Engineering (XXIV CILAMCE), CD-ROM, pp 1-16, Ouro Preto, MG, 2003.

  J.P. De Angeli, A.M.P. Valli, N.C. Reis Jr and A.F. De Souza, Finite Difference Simulations of the Navier-Stokes Equations using Parallel Distributed Computing, 15th Symposium on Computer Architecture and High Performance Computing (SBAC-PAD 2003), pp. 149-156, São Paulo, SP, 2003.

  S.N. Simões, S.F. De Souza, L. Muniz, D.F. Fardin Jr., A.F. De Souza, N.C. Reis Jr., A.M.P. Valli, L. Catabriga, Instalação e Configuração de Cluster de Estações de Trabalho: Experiência do Laboratório de Computação de Alto Desempenho do Departamento de Informática da UFES, Quarto Workshop em Sistemas Computacionais de Alto Desempenho (WSCAD 2003), pp. 156-159, São Paulo, SP, 2003.

  E.A. Viana, A.M.P. Valli, Partitioned analysis of coupled systems using subcycling devices with control timestep algorithms, Congresso Brasileiro de Matemática Aplicada e Computacional (XXVI CNMAC), Sessão de Poster, São José do Rio Preto, SP, 2003.

  E.G. Neto, A.M.P. Valli, Control strategies for timestep selection in the finite difference simulations of the Navier-Stokes equations, Congresso Brasileiro de Matemática Aplicada e Computacional (XXVI CNMAC), Sessão de Poster, São José do Rio Preto, SP, 2003.

• 2002

  A.M.P. Valli, A.L.G.A. Coutinho and G.F. Carey, Control Strategies for Timestep Selection in Simulation of Coupled Viscous Flow and Heat Transfer, Communications in Numerical Methods in Engineering, v.18, pp. 131-139, 2002.

• 2001

  A.M.P. Valli, L. Catabriga, A.M.P. Valli and A.L.G.A. Coutinho, Control Strategies for Timestep Selection in Finite Element Simulation of Incompressible Flows and Coupled Heat Transfer, Techical Report: Programa de Engenharia Civil, pp. 1-111, COPPE, Rio de Janeiro, November, 2001.

  L. Catabriga, A.M.P. Valli and A.L.G.A. Coutinho, Acceleration Strategies for Stabilized Finite Element Solution of Steady Compressible Flows, XXII Iberian Latin American Congress on Computational Methods in Engineering (XXII CILAMCE), CD-ROM, pp. 1-12, Campinas, SP, Brazil, November 7-9, 2001.

  A.M.P. Valli, A.L.G.A. Coutinho and G.F. Carey, Adaptive Control for Timestep Selection in Finite Element Simulation of Coupled Viscous Flow and Simultaneous Heat and Mass Transfer, 6th Workshop on Computational Methods for Oceanic, Atmospheric and Groundwater Flows, Petrópolis, RJ, Brazil, September 03-06, 2001.

  A.M.P. Valli, L. Catabriga and A.L.G.A. Coutinho, Acceleration Strategies for Solution of Euler Equations using an Edge-Based SUPG Formulation with Shock-Capturing, ECCOMAS Computational Fluid Dynamics Conference 2001 (ECCOMAS 2001), CD-ROM, pp. 1-14, Swansea, Wales, UK, September 04-07, 2001.

• 2000

  A.M.P. Valli, A.L.G.A. Coutinho and G.F. Carey, Control Strategies for Timestep Selection and Convergence Rate of Nonlinear Iterations in Simulation of Rayleigy-Benard-Marangoni Flows, XXI Iberian Latin American Congress on Computational Methods in Engineering (XXI CILAMCE), CD-ROM, pp. 1-18, Rio de Janeiro, RJ, Brazil, December 06-08, 2000.

  A.M.P. Valli, A.L.G.A. Coutinho and G.F. Carey, Adaptive Control Strategies in Finite Element Simulation of Double Diffusion and Marangoni Convection Problems, Finite Element in Flow Problems 2000 (FEF2000), Austin, Texas, USA, April 30-May 04, 2000.

• 1999

  A.M.P. Valli, A.L.G.A. Coutinho and G.F. Carey, Adaptive Stepsize Control Strategies in Finite Element Simulation of 2D Rayleigh-Benard-Marangoni Flows , 15th Brazilian Congress on Mechanical Sciences (COBEM'99), pp. 1-10, Águas de Lindóia, SP, Brazil, November 22-26, 1999

  A.M.P. Valli, A.L.G.A. Coutinho and G.F. Carey, Adaptive Control for Time Step Selection in Finite Element Simulation of Coupled Viscous Flow and Heat Transfer, European Conference on Computational Mechanics (ECCM'99), CD-ROM, Munchen, Germany, August 31-September 3, 1999.

  A.L.G.A. Coutinho, A.M.P. Valli, G.F. Carey and J.L.D. Alves, Adaptive Control for Timestep Selection in Finite Element Simulation of Coupled Flow Problems, Workshop on Computational Modeling and Applications, LNCC, Petrópolis, RJ, Brazil, July 12-15, 1999.

  A.L.G.A. Coutinho, A.M.P. Valli and G.F. Carey, Simulação por Elementos Finitos de Problemas de Rayleigh-Benard-Marangoni, 1o Workshop Brasileiro sobre Microgravidade, INPE, São José dos Campos, SP, Brasil, 19-21 de Maio, 1999.

• 1998

  A.M.P. Valli, Finite Element Simulation and Control of Nonlinear Flow and Reactive Transport, Ph.D Seminar, COPPE/CIVIL, December, 1998.

  A.M.P. Valli, Finite Element Simulation of 2D Rayleigh-Benard-Marangoni Problems, Ph.D Thesis Proposal, COPPE/CIVIL, December, 1998.

  A.M.P. Valli, G.F. Carey and A.L.G.A. Coutinho, Finite Element Simulation and Control of Nonlinear Flow and Reactive Transport, 10th Int. Conf. Finite Element in Fluids, pp. 450-455, Tucson, Arizona, USA, January 5-8, 1998.

• 1991

  A.M.P. Valli and M.C. Cunha, Propagação de Ondas em Domínios Não-Limitados, XIV Congresso Nacional de Matemática Aplicada e Computacional (XIV CNMAC), Nova Friburgo, RJ, 02-05 de setembro, 1991.