Browsing by Author "Barbat Barbat, Horia Alejandro"Més informacióMés informació

Now showing items 1-20 of 276

    • A laminated structural finite element for the behavior of large non-linear reinforced concrete structures 

      Escudero Torres, Cuauhtemoc; Oller Martínez, Sergio Horacio; Martínez García, Javier; Barbat Barbat, Horia Alejandro (2016-10)
      Article
      Open Access
      In order to correctly predict the kinematics of complex structures, analysis using three-dimensional finite elements (3DFEs) seems to be the best alternative. However, simulation of large multi-layered structures with many ...

    • A method for the evaluation of the risk management performance 

      Carreño Tibaduiza, Martha Liliana; Cardona, Omar. D.; Barbat Barbat, Horia Alejandro (2006-08-16)
      Conference report
      Open Access

    • A new damage model for structures subjected to cyclic loads 

      Barbat Barbat, Horia Alejandro; Oller Martínez, Sergio Horacio; Paredes, Jairo Andrés (2010)
      Conference report
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      The structures subjected to dynamic loads often show alternative tensioncompression states stress; in such a case, even if certain damage (fracture) is reached during the tension cycle, the structure should maintain its ...

    • A probabilistic approach for seismic risk assessment based on vulnerability functions: application to Barcelona 

      Aguilar Meléndez, Armando; Pujades Beneit, Lluís; Barbat Barbat, Horia Alejandro; Ordaz Schroeder, Mario Gustavo; Puente, Josep de la; Lantada, Nieves; Rodriguez Lozoya, H.E. (2019-04)
      Article
      Open Access
      Covenantee:   Universidad Veracruzana / Universidad Nacional Autónoma de México / Universidad Autónoma de Sinaloa
      Risk assessment and management is an important step towards resilient and sustainable cities. Among many other perils, both natural and manmade, seismic risk is a major threat for resilience and sustainability. In recent ...

    • A probabilistic methodology to estimate the seismic risk of buildings in urban zones: application to Barcelona 

      Aguilar, Armando; Pujades Beneit, Lluís; Barbat Barbat, Horia Alejandro; Lantada, Nieves (2010)
      Conference report
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      A probabilistic method called LM1_P, which is based on the LM1 method of the RISK-UE project is used to estimate the seismic risk of buildings in Barcelona. The LM1_P method allows taking into account numerous uncertainties ...

    • A probabilistic model for seismic risk assessment of buildings 

      Aguilar, Armando; Pujades Beneit, Lluís; Barbat Barbat, Horia Alejandro; Lantada, Nieves (2009-03-03)
      Conference report
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      A probabilistic model to estimate seismic risk is presented. The main elements of this model are the seismic hazard, the vulnerability, and the structural response. These elements are evaluated through a probabilistic ...

    • A probabilistic model for the seismic risk of buildings: application to assess the seismic risk of buildings in urban areas 

      Aguilar, Armando; Pujades Beneit, Lluís; Barbat Barbat, Horia Alejandro; Lantada, Nieves (2010)
      Conference report
      Open Access
      A probabilistic model to estimate the seismic risk of buildings is evaluated. For this purpose a specific methodology is proposed. The developed methodology allows explicitly consider important uncertainties that are ...

    • A probabilistic model to compute seismic risk of buildings. Application to urban areas 

      Aguilar, Armando; Pujades Beneit, Lluís; Barbat Barbat, Horia Alejandro; Lantada, Nieves (2009)
      Conference report
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      One of the main objectives of the seismic risk management is the creation of methodologies to take decisions about the seismic risk of buildings. In order to take these decisions it is necessary to have estimations about ...

    • Advanced composite material simulation 

      Oller Martínez, Sergio Horacio; Martínez, X; Barbat Barbat, Horia Alejandro; Rastellini, F (2008)
      Conference report
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      A computational methodology is presented for modelling the material non-linear mechanical behaviour of composite structures made of FRP (Fibre-Reinforced Polymers) laminates. The model is based on the appropriate combination ...

    • Advanced composite material simulation 

      Oller Martínez, Sergio Horacio; Martínez, X; Barbat Barbat, Horia Alejandro; Rastellini, F (2008-01)
      Article
      Open Access
      A computational methodology is presented for modeling the non-linear mechanical behavior of composite structures made of FRP (Fiber-Reinforced Polymers) laminates. The model is based on the appropriate combination of the ...

    • An efficient methodology to estimate probabilistic seismic damage curves 

      Vargas Alzate, Yeudy Felipe; Pujades Beneit, Lluís; Barbat Barbat, Horia Alejandro; Hurtado Gómez, Jorge Eduardo (2019-04)
      Article
      Open Access
      The incremental dynamic analysis (IDA) is a powerful methodology that can be easily extended for calculating probabilistic seismic damage curves. These curves are metadata to assess the seismic risk of structures. Although ...

    • An objective seismic damage index for the evaluation of the performace of RC buildings 

      Vielma, Juan Carlos; Barbat Barbat, Horia Alejandro; Oller Martínez, Sergio Horacio (2008)
      Conference report
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      In modern earthquake-resistant design codes, structural elements have a non-linear behavior during an earthquake, similar to what is considered in the design process, which implies that elements are damaged and it is ...

    • An updated probabilistic seismic hazard assessment for Romania and comparison with the approach and outcomes of the SHARE Project 

      Pavel, Florin; Vacareanu, Radu; Douglas, John; Radulian, Micrea; Cioflan, Carmen; Barbat Barbat, Horia Alejandro (2016-06-01)
      Article
      Open Access
      The probabilistic seismic hazard analysis for Romania is revisited within the framework of the BIGSEES national research project (http://infp.infp.ro/bigsees/default.htm) financed by the Romanian Ministry of Education and ...

    • Analysis of pre-tensioned structures by means of a constitutive serial-parallel rule of mixtures 

      Barbu, L. G.; Escudero, C.; Cornejo Velázquez, Alejandro; Martínez, X.; Oller Martínez, Sergio Horacio; Barbat Barbat, Horia Alejandro (CIMNE, 2017)
      Conference report
      Open Access
      The main purpose of this paper is to develop a reliable method based on a threedimensional (3D) finite-element (FE) model to simulate the constitutive behaviour of reinforced concrete structures strengthened with post-tensioned ...

    • Analysis of pre-tensioned structures by means of a constitutive Serial-Parallel rule of mixtures 

      Barbu, Lucia Gratiela; Escudero Torres, Cuauhtemoc; Cornejo Velázquez, Alejandro; Martínez García, Javier; Oller Martínez, Sergio Horacio; Barbat Barbat, Horia Alejandro (2017)
      Conference report
      Open Access
      The main purpose of this paper is to develop a reliable method based on a three-dimensional (3D) finite-element (FE) model to simulate the constitutive behaviour of reinforced concrete structures strengthened with ...

    • Analysis of the mock-up of a reactor containment building: comparison with experimental results 

      Jiménez Reyes, Sergio; Cornejo Velázquez, Alejandro; Barbu, Lucia Gratiela; Oller Martínez, Sergio Horacio; Barbat Barbat, Horia Alejandro (2020-04)
      Article
      Open Access
      The results of a predictive analysis of the mock-up of a reactor containment building, based on computer numerical simulation, are presented in this paper and compared with the results obtained in the context of the VeRCoRs ...

    • Analysis of ultra low cycle fatigue problems with the Barcelona plastic damage model 

      Martínez García, Javier; Oller Martínez, Sergio Horacio; Barbu, Lucia Gratiela; Barbat Barbat, Horia Alejandro (Centre Internacional de Mètodes Numèrics en Enginyeria (CIMNE), 2013)
      Conference report
      Open Access
      This paper presents a plastic formulation based on the Barcelona plastic damage model capable of predicting the material failure due to Ultra Low Cycle Fatigue. This is achieved taking into account the fracture energy ...

    • Analysis of ultra low cycle fatigue problems with the barcelona plastic damage model 

      Martínez García, Javier; Oller Martínez, Sergio Horacio; Barbu, Lucia Gratiela; Barbat Barbat, Horia Alejandro (CIMNE, 2013)
      Conference report
      Open Access
      This paper presents a plastic formulation based on the Barcelona plastic damage model ([1], [2]) capable of predicting the material failure due to Ultra Low Cycle Fatigue. This is achieved taking into account the fracture ...

    • Analysis of Ultra Low Cycle Fatigue problems with the Barcelona plastic damage model and a new isotropic hardening law 

      Martínez García, Javier; Oller Martínez, Sergio Horacio; Barbu, Lucia Gratiela; Barbat Barbat, Horia Alejandro; de Jesus, A.M.P. (2015-04)
      Article
      Open Access
      This paper presents a plastic-damage formulation and a new isotropic hardening law, based on the Barcelona plastic damage model initially proposed by Lubliner et al. (1989) [1], which is capable of predicting steel failure ...

    • Análisis comparativo del peligro sísmico de Barcelona 

      Aguilar Meléndez, Armando; Pujades Beneit, Lluís; Ordaz, Mario G.; Barbat Barbat, Horia Alejandro; Lantada, Nieves; García Elías, Alejandro; Campos, Amelia (2013)
      Conference report
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