Exploració per autor "Rossi, Riccardo"
Ara es mostren els items 96-115 de 115
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Realization of CAD-integrated shell simulation based on isogeometric B-Rep analysis
Teschemacher, Tobias; Bauer, Anna; Oberbichler, Thomas; Breitenberger, Micheal; Rossi, Riccardo; Wüchner, Roland; Bletzinger, Kai Uwe (Springer, 2018-12)
Article
Accés obertAn entire design-through-analysis workflow solution for isogeometric B-Rep analysis (IBRA), including both the interface to existing CADs and the analysis procedure, is presented. Possible approaches are elaborated for the ... -
Regularization of first order computational homogenization for multiscale analysis of masonry structures
Petracca, Massimo; Pelà, Luca; Rossi, Riccardo; Oller Martínez, Sergio Horacio; Camata, Guido; Spacone, Enrico (2016-02)
Article
Accés obertThis paper investigates the possibility of using classical first order computational homogenization together with a simple regularization procedure based on the fracture energy of the micro-scale-constituents. A generalized ... -
Safety analysis of rockfill dams during overspill phenomena
Larese De Tetto, Antonia; Rossi, Riccardo; Oñate Ibáñez de Navarra, Eugenio; Idelsohn Barg, Sergio Rodolfo (Bulgarian Committee on Large Dams, 2008)
Text en actes de congrés
Accés restringit per política de l'editorialAn increasing interest is rising on the study of rockfill embankment dams during overspilling. Design criteria of earth dams are being reviewed in many countries to guarantee an increasing safety level in front of an ... -
Scalable system for large unstructured mesh simulation
Pasenau, Miguel; Dadvand, Pooyan; Rossi, Riccardo; Cotela Dalmau, Jordi; Coll, Abel; Oñate Ibáñez de Navarra, Eugenio (Barcelona Supercomputing Center, 2011)
Text en actes de congrés
Accés obertDealing with large simulation is a growing challenge. Ideally for the wellparallelized software prepared for high performance, the problem solving capability depends on the available hardware resources. But in practice ... -
Simulating complex problems in civil engineering: the particle finite element method and beyond
Rossi, Riccardo; Larese De Tetto, Antonia; Oñate Ibáñez de Navarra, Eugenio; Idelsohn Barg, Sergio Rodolfo (2011)
Text en actes de congrés
Accés restringit per política de l'editorial -
Simulation of the beginning of failure in rockfill dams caused by overtopping
Larese De Tetto, Antonia; Rossi, Riccardo; Oñate Ibáñez de Navarra, Eugenio (CRC Press Taylor & Francis Group, 2015)
Capítol de llibre
Accés restringit per política de l'editorialIn the last decades, the technology of dam protection has undergone major advancements. The increasing demand for safety in modern society has created the need for cost-effective measures to protect critical infrastructure ... -
Simulation of two- and three-dimensional viscoplastic flows using adaptive mesh refinement
Cotela Dalmau, Jordi; Rossi, Riccardo; Larese De Tetto, Antonia (John Wiley & Sons, 2017-05-26)
Article
Accés obertThis paper presents a finite element solver for the simulation of steady non-Newtonian flow problems, using a regularized Bingham model, with adaptive mesh refinement capabilities. The solver is based on a stabilized ... -
Solution of Navier–Stokes equations on a fixed mesh using conforming enrichment of velocity and pressure
Tanyildiz, Deniz Cagri; Martí, Julio Marcelo; Rossi, Riccardo (Springer, 2020-01)
Article
Accés obertSimulation of fluid flows of multi-materials is an intriguing topic in computational mechanics. Capturing the physics of the interface between different materials poses a challenge because of the discontinuities that may ... -
Subdomain deflation combined with local AMG: a case study using AMGCL library
Demidov, D.; Rossi, Riccardo (Springer, 2020-04)
Article
Accés obertThe paper proposes a combination of the subdomain deflation method and local algebraic multigrid as a scalable distributed memory preconditioner that is able to solve large linear systems of equations. The implementation ... -
Theme B: simulation of the behavior of prototypes of rockfill dams during overtopping scenarios: seepage evolution and beginning of failure
Larese De Tetto, Antonia; Rossi, Riccardo; Oñate Ibáñez de Navarra, Eugenio; Toledo Muñicio, Miguel Ángel; Morán Moya, Rafael; Campos, Hibber; Lara, Ángel; Viña Gómez, Mª del Pilar (2011)
Text en actes de congrés
Accés restringit per política de l'editorialIn recent years the technology on embankments dams has developed sensibly due to the advances in soil mechanic, and in all related sciences. Nevertheless their vulnerability to overtopping still remains their weakest point ... -
Thermo-mechanical homogenization of composite materials
Zaghi, Stefano; Martínez García, Javier; Rossi, Riccardo; Oller Martínez, Sergio Horacio (Asociación Española de Materiales Compuestos, 2015)
Text en actes de congrés
Accés obert -
Three dimensional modeling of liquid droplet spreading on solid surface: an enriched finite element/level-set approach
Hashemi, Mohammad Reza; Ryzhakov, Pavel; Rossi, Riccardo (2021-10)
Article
Accés obertA physically consistent approach is introduced to simulate dynamics of droplets in contact with solid substrates. The numerical method is developed by introducing the molecular–kinetic model within the framework of the ... -
Three embedded techniques for finite element heat flow problem with embedded discontinuities
Davari, Masud; Rossi, Riccardo; Dadvand, Pooyan (2017-06)
Article
Accés obertThe present paper explores the solution of a heat conduction problem considering discontinuities embedded within the mesh and aligned at arbitrary angles with respect to the mesh edges. Three alternative approaches are ... -
Toward droplet dynamics simulation in polymer electrolyte membrane fuel cells: three-dimensional numerical modeling of confined water droplets with dynamic contact angle and hysteresis
Hashemi, Mohammad Reza; Ryzhakov, Pavel; Rossi, Riccardo (2021-12)
Article
Accés obertThis work focuses on three-dimensional simulation of the dynamics of droplets with contact–angle hysteresis. In order to consistently model the dynamics of the contact– line, a combination of the linear molecular kinetic ... -
Towards the virtual wind tunnel
Larese De Tetto, Antonia; Rossi, Riccardo; Zorrilla Martínez, Rubén; Wüchner, Roland; Oñate Ibáñez de Navarra, Eugenio (2017)
Text en actes de congrés
Accés restringit per política de l'editorialThe maturity of numerical techniques both in Computational Structural and Fluid Dynamics, accompanied by the availability of affordable high-performance hardware, allows the use of virtual rapid-prototyping facilities as ... -
Trabajo realizado por CIMNE en relacción con la rotura del muelle del Prat del puerto de Barcelona
Oñate Ibáñez de Navarra, Eugenio; Suárez Arroyo, Benjamín; Idelsohn Barg, Sergio Rodolfo; Rossi, Riccardo; Celigueta Jordana, Miguel Ángel; Larese De Tetto, Antonia (2007-07)
Report de recerca
Accés obertLa Autoridad Portuaria de Barcelona (APB) está interesada en conocer las causas que originaron la avería del Muelle de Prat el día 1 de Enero de 2007. El Centro Internacional de Métodos Numéricos en Ingeniería (CIMNE), ... -
Un método de cálculo para el estudio de la seguridad de presas de escollera durante un sobrevertido
Larese De Tetto, Antonia; Rossi, Riccardo; Oñate Ibáñez de Navarra, Eugenio (-, 2008-11-30)
Text en actes de congrés
Accés restringit per política de l'editorialEl objetivo de este trabajo es desarrollar y validar un nuevo método de cálculo de aplicabilidad general para el estudio de la estabilidad y seguridad de una presa de escollera durante un sobrevertido. Esta nueva herramienta ... -
Una formulación mixta estabilizada explícita para plasticidad conlocalización de deformaciones
Lafontaine, N. M.; Cervera Ruiz, Miguel; Rossi, Riccardo; Chiumenti, Michele (Universitat Politècnica de Catalunya. CIMNE, 2017-07)
Article
Accés obertEste artículo presenta la aplicación de la formulación mixta estabilizada explícita en desplazamientos y deformaciones (MEX-FEM) [23,24] para la solución de problemas no lineales de la mecánica de sólidos con localización ... -
Validación experimental del Particle Finite Element Method (PFEM)
Oñate Ibáñez de Navarra, Eugenio; Larese De Tetto, Antonia; Idelsohn Barg, Sergio Rodolfo; Celigueta Jordana, Miguel Ángel; Rossi, Riccardo (2008-04)
Report de recerca
Accés obert -
Validation of the particle finite element method (PFEM) for simulation of free surface flows
Larese De Tetto, Antonia; Rossi, Riccardo; Oñate Ibáñez de Navarra, Eugenio; Idelsohn Barg, Sergio Rodolfo (2008-07)
Article
Accés restringit per política de l'editorialPurpose – The purpose of this paper is to evaluate the possibilities of the particle finite element method for simulation of free surface flows. Design/methodology/approach – A numerical simulation of a number of examples ...