INDEX

PART 1

SECTION I

ARTICULO S INVITADOSINVITED PAPERS

P. Beckers and H. G. ZhongError estimation and mesh adaptation in engineering analysis - A rewiewof the methods and future trends .

J. Descloux, M. Flueck and M. V. RomerioModeling of the stability of the electrolysis cells for the production ofaluminium .

A. DouSentido y ética de la técnica .J. C. Heinrich and B. R. DyneAnalysis of reacting compressible flows by the finite element method ..Y. Achdou and O. PironneauComputation of high reynolds laminar flows .M. FrémondFiber reinforced material .R. D. Russell and Y. RenGn moving mesh methods for solving time-dependent partial differentialequations .B. A. Schrefler, L. Simoni and X. Y. ZhanFinite element analysis of heat and mass transfer in deformable saturated-unsaturated porous media .o. C. Zienkiewicz and J. Z. ZhuAdvances in adaptive accuracy control .W. LickModeling the transport and fate of contaminants in shallow bodies of water

C. CarassoBoundary conditions for nonlinear hyperbolic systems .F. G. BasombríoSoluciones transcriticas en flujos de fluidos viscoelásticos .C. Conca, J. Planchard and B. ThomasLimiting behaviour of the spectrum of large elastic tube arrays in a fluid

P. R. B. Devloo, C. A. Magalhaes and A. T. NoelGn the implementation of the P-adaptive finite element method using theobject oriented programming philosofy .

E. N. Dvorkin, D. Pantuso and E. A. Repetto2D Finite strain elasto-plastic analysis using a quadrilateral element basedon mixed interpolation of tensorial components .G. N. GaticaGn the coupling of boundary integral and finite element methods .....M. Fey, R. Jeltsch and S. MiillerFinite volume methods for solving the unsteady euler equations with chemicalreactions .

19

30

39

49

58

66

76

86

96

110

120

121

128

137

144

158

168

M. C. RivaraGeneracion de mallas para métodos de elementos finitos adaptivos .... 181J. R. Whiteman, S. Shaw and M. K. WarbyFinite element methods with recovery for problems of viscoelasticity .. 191G. C. Hsiao "and W. L. WendlandDomain decomposition via boundary element methods 198E. OñateUna panorámica de las posibilidades del MEF para análisis de procesos deconformado de metales 208

SECTION 11

ESTRUCTURASSTRUCTURAL MECHANICS

N. Moraga, R. Schlegel and U. LacoaFinite element versus finite control methods in some classical fluid mechanicsproblems " 229M. M. Saleh and M. S. J. HashmiDevelopment of a finite element computer program for two dimensionallarge elastic-plastic deformation as an educational aid 238R. Ríos R.Natural frequencies in laterally guided saws by means of the ritz method 245A. Arroyo Roo and M. CerrolazaA simple element for analysis of thick or thin shells of revolution .... 251J. A. Herminio and S. M. S. TurnaThe role of finiteelement method in mechanical computer aided projectsBending plate analysis 260

C. Padra, G. C. Buscaglia and E. A. DariAdaptivity in steady incompressible navier-stokes computations usingdiscontinuous pressure interpolants 267B. K. Alves and J. LublinerA damage mechanics model for beams. Application to reinforced concretebeams 277

M. Reggio and H. ZhangSimulation of 2-D depth-averaged flows using a flux difference splittingscheme 287

R. SalgadoComparison between linear solvers for sparse systems in steady state pipenetwork analysis with the gradient method 297C. Filipich and M. B. RosalesExact frequencies of beams and plates a generalized solution 307A. E. Mirasso and L. A. GodoyA perturbation/fe approach for teh stability analysis of systems withunilateral constraints 317

P. Valcárce, J. Estévez and F. EscrigExpandable triangular cylindrical vaults , 327S. P. B. Proen~a and M. S. AlvaresOn numerical performance of damage model applied to the analysis ofconcrete structural members 337

J. Estévez and J. PérezDimensioning influence on the final critical stage of double-layer spacetrusses 347

M. Vieco AguilarAnalisis dinámico: Aplicación de los métodos numéricos de cálculo dinámicoal diseño de cigiieñales de motores diesel 357M. Lafuente, C. Genatios and M. LorrainNonlinear F. E evaluation of the behavior of confined masonry walls underlateral loads 362

J. Moller and E. Aqueveque2-D Stress analysis in typical tranverse fillet welds using boundary elements 373

A. H. Barbat, S. Oller, E. Oñate and A. HanganuSimulation of damage phenomena in reinforced concrete buildings subjectedto seismic actions 378

M. Galindo, M. Cervera and J. OliverParallel synchronized communication: an algorithmic approach to coupledproblems 389T. ScapollaSolving reissner-mindlin plates with mixed interpolated tensorial componentshierarchic finite elements 399"A. V. Saetta, R. Scotta and R. V. VitalianiTransient analysis of fluid-structure interaction problems. Local effect 411N. E. MolinaApplication of lagrange's method to a numerical solution of a infinitecylinder transversal laminar flow 421

R. Andrade, F. López-Almansa and J. RodellarActive control of structures using a small number of s/a devices 431M. D. Giavedoni and F. A. SaitaInterfacial viscosity in a coating flow. Numerical analysis 441J. Flasker and B. AbersekComparison between the experimental and numerical model for determintionof service life of gear 451A. Huerta and M. CasteleiroProgress in arbitrary lagrangian-eulerian analysis of fluid and solid problems 461

M. Galindo, B. Suárez and R. KreinerAnálisis no-lineal de elementos de hormigón pretensado considerando lafisuración y el entumecimiento 473

SECTION III

GENERACION DE MALLA Y ADAPTIVIDADMESH GENERATION AND ADAPTIVITY

E. B. de las Casas and A. M. G. FigueiredoAn R-H adaptive multigrid program for finite elements 483J. Y. Trépanier, M. Paraschivoiu and M. ReggioAn unstructured adaptive grid method for rotor-stator interaction inturbomachinery cascades 493L. Quiroz and P. BeckersConexion de mallas heterogeneas en el método de los elementos finitos 503

G. Bugeda and E. OñateAdaptive mesh refinement techniques for aerodynamic problems 513G. Iribarren and M. C. RivaraEstudio de un algoritmo de refinamiento de triángulos 523P. Inostroza and M. C. RivaraHerramienta gráfica interactiva para generar triangulaciones en 2-D ... 533

E. Mercader y M. C. ,RivaraHerramienta para resolver EDP en 2-D mediante métodos adaptativos ymultimallas 543

SECTION IV

GEOMECANICAGEOMECHANICS

J. Vergara and L. AguirreUn modelo numérico de precipitación orográfica para la zona central deChile 555F. ColleseIli and G. CortellazzoFoundations for large embankments 565

J. VergaraModelamiento numérico de la surgencia costera en la costa norte de Chile 575

G. de Saxcé, L. Bousshine and A. BergaThe implicit standard material approach for non associated plasticity in soilmechanics 585

L. Alvarez and L. ArgiiellesAnalysis of the behavior of the earth dam embankment by applyingautomatic computation to the resolution by numerical methods 596

M. T. Líang and Y. LiuAnalysis of three-dimensional pile groups 605

PART 11

SECTION V

FLUIDOSFLUID MECHANICS

C. Pérez, A. Pascau and F. SerónConjugate gradient type methods for the coupled solution of theincompressible navier-sotkes equations 633

A. LarreteguyAn equal-order control volume finite element method for fluid flow inarbitrary triangulations 643

A. BourgeatSimulating gas-liquide flow in a well-reservoir system 653

K. Pickens, M. Carro-Donna, J. Chen and W. LickSediment transport in a stratified estuary 663

D. González, A. Baez, N. Berbinand J. RodríguezPrograma para el cálculo de caidas de presión en tuberias 672B. Epple and U. SchnellDomain decomposition method for the simulation of fluid flow in coalcombustion furnaces 676

R. Salgado, J. Twyman and C. TwymanA hybrid method for unsteady flow in pipe networks and its comparisonwith characteristics and finite difference methods .: 686

A. Díaz, A. Carrizosa and F. J. SánchezA numerical scheme for the flow in the storage tan k of a solar collector 696J. Martínez-Mardones, R. Tiemann and W. ZellerNumeric methods in thermal instability of viscoelastic rotatory fluid layer 703M. G. ArmentanoParameter identification in burgers' equation 712V. IL TsurkovUnbounded solutions of initial value problem of the gas dynamic euler'sequations (majorant catastrophe) 720

G. C. BuscagliaSome experiences with several stress-velocity-pressure mixed finite elementsfor the stokes equations 729

R. Codina, U. Schafer, E. Oñate, M. Cervera and O. SotoA finite element model to track free surfaces of viscous incompressible flows 737H. H. Friihauf and S. LechelerAccurate computation of complex three-dimensional inviscid flows .... 747R. Berrios and M. CerrolazaMecánica de bio-fluidos via elementos finitos en formacionesateroescleróticas 758

A. CamurriModelación fenomenológica de cavitación en un flujo hidrodinámico planoe irrotacional 768T. G. Thomas and J. J. R. WilliamsNumerical aspects of large eddy simulation of free surface flows ..... 778

J. Seguel and F. C. SanmiguelAddressing schemes for prime factor ffts and their use in large-scale fft design 788

S. L. Frey, L. P. Franca and R. SampaioStabilized methods for the incompressible navier-stokes flow 796M. D. Giavedoni and F. A. SaltaThe design of a slot coater 806V. RuasSome recent developments on finite element analysis of viscoelastic flow 816

N. NigroSimulacion numérica de flujo a dos fases en reactores agitados por gas 822M. Carro and H. MennickentNumerical modelling of the hydrodynamic circulation in the San VicenteHay 832

SECTION VI

METODOS NUMERICOSNUMERICAL METHODS

Y. Dubois-Pelerin and T. ZimmermannObject-oriented finite element programming: A new modularity .L. A. Lagos and J. H. MorenoMatrix algorithms under NCS on a local-area network of computersM. GalanteStructures optimization by a simple genetic algorithm .C. Angulo, E. García Vadillo and J. CanalesOptimization of the dynamic characteristics of structures .J. Durany, G. García and C. VázquezNumerical solution of rolling ball contact problems in elastohydrodynamiclubrication .

N. BorgesAbout the speed-up of the multigrid methods in transputer networks ..J. M. Correas, I. San José and M.a A. FrancoAdaptive numerical treatment of stiff problems by one-parameter multisteplike BDF formulas .

T. Chyzy and R. TribilloA new iterative method for solving of large systems of linear equationsgenerated in fem .A. Muñoz, R. Ramírez and J. SolanoNew routines for the solution of very large systems of linear equationsT. Chen and R. F. BoucherA new approach to system dynamics: Energy wave method in junctioI!-element networks .

M. Marín, D. Risso and P. CorderoEstrategias eficientes para dinámica molecular conducida por eventosC. Sánchez AvilaAn adaptive regularization approach for solving discrete ill-posed problems.Application to the harmonic signals restoration .

R. L. Branham, Jr.Generalized total least squares in scientific data reduction .

C. DolI, S. Rojas and I. GarcesAplication of mathematical methods for the improvement of a crushing-classification circuit .

O. Rojo, R. L. Soto and H. RojoA decreasing sequence of rectangles containing the eigenvalues of a matrixP. Cuesta, M. Galante and G. MonteroOptimización de mallas generadas por avance frontal atraves de un algoritmogenético simple .V. I. TsurkovDecomposition of large-scale two-point boundary-value problem .C. SbertNumerical algorithm 3D of a non linear diffusion equation applied to imageprocessing .

843

852

862

871

880

890

899

907

912

922

932

943

952

962

972

981

988

995

T. A. Diverio, H. Korzenowski and M. LeyserVersions of newton interval method .

L. E. Chiang, Ph. D. and C. J. Jouanne L.Contribución del efecto viscoso de la capa límite sobre el coeficiente dearrastre de vehículos de transporte terrestre .M. Durán L. and E. Gonzalez O.Utilización de un algoritmo de optimización para aumentar la ductilidadde marcos de hormigón armado ante cargas horizontales .H. A. JensenDynamic response variability: formulation by the probabilistic finite elementmethod .

J. C. Reginato and D. A. TarziaA free boundary model for root growth of crops owing to absortion of onemore mobile and inmobile ions .M. A.RincónMétodo numérico para resolución de un problema no lineal con valores decontorno .

R. Mac-Ginty and J. R. PérezEconomic evaluation of control algorithms in a chemical plant .J. KowalskiModeling knowledge-based system for optimum machine design: the designstudies approach .

M. Campos and C. A. De MouraUn algoritmo paralelo para scattering inverso .

SECTION VII

ELECTROMAGNETISMOELECTROMAGNETICS

M. V. Riesco S. and F. J. Alonso R.Generación automática de elementos finitos para la resolución numérica detransitorios en redes eléctricas : .

J. I. Aliaga and V. HernándezImplementación de algoritmos paralelos para la estimación del estado ensistemas eléctricos de potencia sobre multiprocesadores con memoriacompartida .J. M. FrancoChawla-numerov methods for semidiscretized wave equations .

J. C. Montaño, A. López, M. Castila and J. GutiérrezDigital algorithm for electric quantities measurement .J. Ruiz and J. MorenoSolving finite difference problems on a DSP .M. Valenzuela, H. Arce and J. RuizDetermining pole geometry for a given magnetic field distribution ....V. A. ZheludevSpline-operational calculus as computational harmonic analysis .J. C. A. Santos and P. J. C. RodriguesNumerical techniques for the solution of the hydrodynamic equations insemiconductor device simulation .

1005

1012

1022

1032

1042

1052

1060

1068

1075

1087

1097

1107

1117

1127

1134

1143

1153

R. Sandner and A. ZabelIntegrating mathematical models and qualitative representation for reliabilitysimulation of electrical substations 1161

V. Caselles, B. ColI, F. Catté and F. DibosA mean curvature motion model applied to image processing 1170S. D. FelicelliCa1culation of macrosegregation induced by electromagnetic stirring .. 1178I. Colominas, F. Navarrina and M. CasteleiroA validation of the boundary element method for grounding grid designand computation .: 1187

F. Navarrina, I. Colominas and M. CasteleiroAnalytical integration techniques for earthing grid computation by boundaryelement methods 1197

C. Camurri and I. WilkomirskyModelo fenomenológico del perfil del rodillo durante la laminación de planosen frío .

V. Lopes Junior and H. Ingo WeberThe contact problem of a Rubber-covered roll and a steel roll .

M. B. Goldschmit and E. N. DvorkinA generalized galerkin technique for solving the stationary convection-diffusion effect of mesh distortions .

SECTION X

MISCELLANEOUS

1287

1300

1309

SECTION VIII

TRANSMISIÓN DEL CALORHEAT TRANSFER

R. Moreno, F. Devlieger and L. InzunzaFinite difference simulation for heat conduction applied to heating veneerlogs .P. Calvo and F. PétrizMultigrid method with spectral discretization applied to the convection-diffusion equation .I. Al Natour and M. S. J. HashmiNumerical solution of a mathematical model for temperature analysis inhydraulic system under unsteady conditions .A. Campo and A. O. NieckeleBounds for the heat liberation of pipes with an array of longitudinal finsattached at its outer surface .

R. O. Saliba and G. C. BuscagliaFinite element analysis of the growth of a hydride blister a non-isothermalzirconium-alloy tube .

J. M. Rodríguez and J. M. LedanoisPredicción de eficiencias de colectores solares de geometría no plana.Optimización de variables ,.R. GrzymkowskiThe numerical control model of nonstationary temperature distribution

SECTION, IX

PROCESOS DE CONFORMADOFORMING PROCESSES

1209

1218

1225

1235

1245

1252

1258

B. H. KroplinInstability prediction by energy perturbation 1321F. Gandía a., L. Plágaro P. and A. Rodríguez S.Código para el diseño aerodinámico de perfiles para aeroturbina 1331

E. BochmannFriction as a critical phenomenon in the simulation of metal forming 1267

J. Oliver, S. Oller and J. C. CanteNum~rical simulation of uniaxial compaction processes in powder materials 1277