• R. Ugel, R. Herrera, J. Vielma, A. Barbat, L. Pujades
    WIT Transactions on The Built Environment, ISSN 1743-3509 (2013). 132, doi:10.2495/ERES130071

    Abstract
    This study determines the structural behavior of a four level framed building with composite RC and steel structure designed according Venezuelan seismic codes. The structural [...]

  • R. Herrera, J. Vielma, R. Ugel, A. Alfaro, A. Barbat, L. Pujades
    WIT Transactions on The Built Environment, ISSN 1743-3509 (2013). 132, doi:10.2495/ERES130071

    Abstract
    The objective of this study is to determine the seismic response and torsional effects of an existing Reinforced Concrete building with irregular plant and five levels projected [...]

  • Y. Vargas, L. Pujades, A. Barbat, J. Hurtado
    The Open Civil Engineering Journal (2015). 9, (Suppl. 1, M 12) 344-350

    Abstract
    The incremental dynamic analysis is a powerful tool for evaluating the seismic vulnerability and risk of buildings. It allows calculating the global damage of structures for [...]

  • I. Olteanu, A. Barbat, M. Budescu
    The Open Civil Engineering Journal (2015). 9, (Suppl. 1, M 10) 321-329

    Abstract
    Considering the effects of earthquakes occurred during the last 15 years, this article focusses on finding solutions to minimize the human and economic losses. Several methodologies [...]

  • Y. Vargas, A. Barbat, L. Pujades, J. Hurtado
    Structures and Buildings (Proceedings of the Institution of Civil Engineers) (2013). http://dx.doi.org/10.1680/stbu.12.00031

    Abstract
    The main objective of this article is to propose a simplified methodology to assess the expected seismic damage in reinforced concrete buildings from a probabilistic point [...]

  • J. Vielma, A. Barbat, S. Oller
    Structures and Buildings (Proceedings of the Institution of Civil Engineers) (2009). 162, 169–182, doi: 10.1680/stbu.2009.162.3.169

    Abstract
     The codes used in seismic design of waffled-slab floors buildings (WSFB), such as the Spanish NCSE-02 earthquake-resistant design code, assign them restricted ductility, [...]

  • Y. Vargas, L. Pujades, A. Barbat, J. Hurtado, S. Diaz, D. Hidalgo
    Structure and Infrastructure Engineering (2018). 14(6), 817–829, https://doi.org/10.1080/15732479.2017.1385089

    Abstract
    Most of buildings and structures are usually projected according to two main axes. However, the geographical position of these buildings varies randomly. Such random distributions [...]

  • A. Barbat, M. Carreño, L. Pujades, N. Lantada, O. Cardona, M. Marulanda
    Structure and Infrastructure Engineering (2010). 6(1–2), 17–38

    Abstract
    The most relevant seismic vulnerability and risk analysis methods are discussed and compared in this article using, as  a pilot urban area, the city of Barcelona, Spain, [...]

  • J. Hurtado, A. Barbat
    Structural Safety (1998). 20, 221-235

    Abstract
    As the recent research by Trybicki and Sobczyk has demonstrated [1-3] the principle of maximum entropy is a powerful tool for solving stochastic differential equations. In [...]

  • J. Hurtado, A. Barbat
    Structural Safety (1996). 18(1), 49-62

    Abstract
    A new procedure for the random vibration analysis of hysteretic structures using stochastic equivalent linearization is reported. Its aim is to improve the prediction of the [...]

  • A. Barbat, L. Pujades, N. Lantada
    Soil Dynamics and Earthquake Engineering (2008). 28, 851–865

    Abstract
    Conceptual aspects related to seismic vulnerability, damage and risk evaluation are discussed first, together with a short review of the most widely used possibilities for [...]

  • F. PAVEL, R. VACAREANU, J. DOUGLAS, M. RADULIAN, C. CIOFLAN, A. BARBAT
    Pure and Applied Geophysics (2016). 173, 1881‐1905

    Abstract
    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) [...]

  • A. Barbat, M. Cervera, A. Hanganu, C. Cirauqui, E. Oñate
    Nuclear Engineering and Design (1998). 180, 251 – 270

    Abstract
    The evaluation of the failure pressure of the containment building of a large dry PWR-W three loops nuclear power plant, based on computer numerical simulation, is described [...]

  • M. Salgado, D. Romero, C. Velásquez, M. Carreño, O. Cardona, A. Barbat
    Natural Hazards (2016). 80(3), 1995‐2021

    Abstract
    Medellín is the second largest city of Colombia with more than 2 million inhabitants according to the latest census and with more than 240,000 public and private buildings. [...]

  • N. Lantada, L. Pujades, A. Barbat
    Natural Hazards (2009). 51, 501–524, DOI 10.1007/s11069-007-9212-4

    Abstract
    This article contributes to the development and application of two latestgeneration methods of seismic risk analysis in urban areas. The first method, namely vulnerability [...]

  • M. Marulanda, O. Cardona, A. Barbat
    Natural Hazards (2009). 49, 501–516, DOI 10.1007/s11069-008-9301-z

    Abstract
    The Urban Seismic Risk index (USRi) published in a previous article (Carreño et al., Nat Hazards 40:137–172, 2007) is a composite indicator that measures risk [...]

  • M. Marulanda, O. Cardona, M. Mora, A. Barbat
    Natural Hazards (2014). 74, 2071–2088, DOI 10.1007/s11069-014-1291-4

    Abstract
    Understanding and evaluating disaster risk due to natural hazard events such as earthquakes creates powerful incentives for countries to develop planning options and tools [...]

  • M. Carreño, O. Cardona, A. Barbat
    Natural Hazards (2007). 41, 1–20, DOI 10.1007/s11069-006-9008-y

    Abstract
    The Risk Management Index, RMI, proposed in this paper, brings together a group of indicators that measure risk management performance and effectiveness. These indicators [...]

  • M. Carreño, O. Cardona, A. Barbat
    Natural Hazards (2007). 40, 137–172, DOI 10.1007/s11069-006-0008-8

    Abstract
    Risk has been defined, for management purposes, as the potential economic, social and environmental consequences of hazardous events that may occur in a specified period of [...]

  • J. Birkmann, O. Cardona, M. Carreño, A. Barbat, M. Pelling, S. Schneiderbauer, S. Kienberger, M. Keiler, D. Alexander, P. Zeil, T. Welle
    Natural Hazards (2013). 67, 193–211, DOI 10.1007/s11069-013-0558-5

    Abstract
    The paper deals with the development of a general as well as integrative and holistic framework to systematize and assess vulnerability, risk and adaptation. The framework [...]

  • J. Valcárcel, M. Mora, O. Cardona, L. Pujades, A. Barbat, G. Bernal
    Natural Hazards (2013). 69, 845–868, DOI 10.1007/s11069-013-0739-2

    Abstract
    This article presents a methodology for an estimate of the benefit cost ratio of the seismic risk reduction in buildings portfolio at broadscale, for a world region, allowing [...]

  • C. Velásquez, O. Cardona, M. Mora, L. Yamin, A. Barbat, M. Carreño, A. Barbat
    Natural Hazards (2014). 72, 455–479, DOI 10.1007/s11069-013-1017-z

    Abstract
    Taken into account that the natural hazard risk is a contingent liability and, therefore, a sovereign risk for national governments, it is important to assess properly the [...]

  • M. Marulanda, M. Cardona, M. Ordaz, A. Barbat
    Natural Hazards (2013). 69(1), 59–84, DOI 10.1007/s11069-013-0685-z

    Abstract
    The risk evaluation model CAPRA (Comprehensive Approach to Probabilistic Risk Assessment) is a techno-scientific methodology and information platform, composed of tools for [...]

  • A. Barbat, J. Rodellar, N. Molinares, E. Ryan
    Journal of Structural Control (1994). 1(1-2), 117-141

    Abstract
    A class of hybrid control system which combines a passive nonlinear base isolator with an active controller is analyzed. The passive component of the system has a hysteretic [...]

  • . L.Bozzo, A. Barbat
    Journal of Structural Control (1995). 2(2), 59-77

    Abstract
    It is accepted that sliding or friction base isolation systems effectively protect structures subjected to severe earthquakes. Precise modeling of the sliding connection is, [...]

  • J. Avila-Haro, J. González-Drigo, Y. Vargas, L. Pujades, A. Barbat
    Key Engineering Materials (2013). 525-526, 537-540, doi:10.4028/www.scientific.net/KEM.525-526.537

    Abstract
    Barcelona, as well as a large number of cities in the Mediterranean basin, has a housing stock composed of a large number of unreinforced brick masonry buildings. Motivated [...]

  • J. Marczyk, J. Rodellar, A. Barbat
    JOURNAL OF GUIDANCE , CONTROL , AND DYNAMICS (1999). 22(3), 447-454, doi.org/10.2514/2.4417

    Abstract
    A new model-free approach for the description of general dynamicalsystems with unknownstructure, order, and excitation is introduced. The approach is based on the new concept [...]

  • M. Carreño, O. Cardona, A. Barbat
    Earthquake Spectra (2010). 26(1), 63–86

    Abstract
    A method and a computational tool oriented to assist the damage and safety evaluation of buildings after strong earthquakes is described in this article. The input of the [...]

  • M. Carreño, O. Cardona, A. Barbat
    Bulletin of Earthquake Engineering (2012). 10, 547–565, DOI 10.1007/s10518-011-9302-2

    Abstract
    The seismic risk evaluation usually works with a fragmented concept of risk, which depends on the scientific discipline in charge of the assessment. To achieve an effective [...]

  • C. Escudero, S. Oller, X. Martinez, A. Barbat
    Journal of Engineering Mechanics, ASCE (2017). 143(9), 04017080-1 -- 04017080-19

    Abstract
    The construction of confined masonry buildings has become a good choice to meet the housing needs of low-income families in big cities. Despite this, current building codes [...]

  • J. Rodellar, A. Barbat, J. Martín-Sánchez
    Journal of Engineering Mechanics, ASCE (1987). 113(6), 797-812

    Abstract
    Different continuous-time approches have been proposed in recent years to formulate active control algorithms to reduce the response of civil engineering structures under [...]

  • J. Paredes, S. Oller, A. Barbat
    Journal of Engineering Mechanics, ASCE (2016). 142(10), 04016072, doi: 10.1061/(ASCE)EM.1943-7889.0001130

    Abstract
    A new damage model, based on continuum damage mechanics and simulating the opening, closing, and reopening of cracks in concrete using only one surface of discontinuity, [...]

  • A. Barbat, J. Rodellar, E. Ryan, N. Molinares
    Journal of Engineering Mechanics, ASCE (1995). 121(6), 676-684

    Abstract
    A hybrid seismic control system for building structures is considered, which combines a class of passive nonlinear base isolator with an active control system. The active [...]

  • P. Mata, R. Boroschek, A. Barbat, S. Oller
    Journal of Earthquake Engineering (2007). 11, 231–256, DOI: 10.1080/13632460601123214

    Abstract
    This work presents the results of a study carried out to characterize the mechanical response of a high damping rubber to be used in designing and constructing energy dissipating [...]

  • O. Cardona, M. Ordaz, L. Yamin, M. Marulanda, A. Barbat
    Journal of Earthquake Engineering (2008). 12(S2), 48–59, DOI: 10.1080/13632460802013495

    Abstract
    Understanding probable losses and reconstruction costs due to earthquakes creates powerful incentives for countries to develop planning options and tools to cope with risk, [...]

  • O. Cardona, M. Ordaz, M. Marulanda, A. Barbat
    Journal of Earthquake Engineering (2008). 12(S2), 60–70, DOI: 10.1080/13632460802013511

    Abstract
    The Disaster Deficit Index (DDI) measures country risk from a macroeconomic and financial perspective, according to possible catastrophic events. The DDI captures the relationship [...]

  • A. Barbat, S. Oller, E. Oñate, A. Hanganu
    International Journal of Solids Structures (1997). 34(30), 3953-3976

    Abstract
    A local damage constitutive model based on Kachanov’s theory is used within a finite element frame and applied to the case of 2D and 3D Timoshenko beam elements. The [...]

  • X. Martínez, S. Oller, L. Barbu, A. Barbat, A. Jesus
    International Journal of Fatigue (2015). 73, 132–142, http://dx.doi.org/10. 1016/j.ijfatigue.2014.11.013

    Abstract
    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) [...]

  • L. Barbu, X. Martinez, S. Oller, A. Barbat
    International Journal of Fatigue (2015). 81, 213- 226, doi:10.1016/j.ijfatigue.2015.07.031

    Abstract
    This paper presents the results of finite element simulations made on a bent pipe subjected to an in-plane variable cyclic displacement combined with internal pressure. Special [...]

  • M. Molina, J. Cruz, S. Oller, A. Barbat, L. Gil
    INGENIERÍA E INVESTIGACIÓN (2011). 31(3), 26-39

    Abstract
    Experimental research has shown that one of the key factors affecting the behaviour of reinforced concrete structures strengthened with externally-bonded fibre-reinforced [...]

  • O. Salomón, S. Oller, A. Barbat
    INTERNATIONAL JOURNAL FOR NUMERICAL METHODS IN ENGINEERING (1999). 46, 1741-1761

    Abstract
    A finite element formulation modelling hyperelastic quasi-incompressible rubber-like materials (elastomers) is developed which takes into account large displacements and large [...]

  • P. Mata, A. Barbat, S. Oller, R. Boroschek
    INTERNATIONAL JOURNAL FOR NUMERICAL METHODS IN ENGINEERING (2009). 78, 1037–1075

    Abstract
    The poor performance of some reinforced concrete (RC) structures during strong earthquakes has alerted about the need of improving their seismic behavior, especially when [...]

  • F. López-Almansa, A. Barbat, J. Rodellar
    INTERNATIONAL JOURNAL FOR NUMERICAL METHODS IN ENGINEERING (1988). 26, 2687-2706

    Abstract
    A direct integration algorithm to solve the spatially discretized equations of motion of a structure is proposed. This algorithm formulates the equations of motion in state [...]

  • M. Salgado-Galvez, A. Barbat, O. Cardona, M. Carreño
    International Journal of Disaster Risk Reduction (2016). 19, 355– 365, DOI: 10.1016/j.ijdrr.2016.09.008

    Abstract
    A loss and damage assessment was performed for the buildings of Lorca, Spain, considering an earthquake hazard scenario with similar characteristics to those of a real event [...]

  • L. Yamin, A. Hurtado, A. Barbat, O. Cardona
    International Journal of Disaster Risk Reduction (2014). 10, 452 – 460, http://dx.doi.org/10.101 6/j.ijdrr.2014.05.007

    Abstract
    A general methodology to evaluate vulnerability functions suitable for a probabilistic global risk assessment is proposed. The methodology is partially based in the methodological [...]

  • C. Velásquez, O. Cardona, M. Carreño, A. Barbat
    International Journal of Disaster Risk Reduction (2014). 10, 477–489, http://dx.doi.org/ 10.1016/j.ijdrr.2014.05.005

    Abstract
    The existing disaster databases allow analyzing losses produced by previous events and assessing the risk to natural hazard in a similar way as the insurance industry does [...]

  • M. Carreño, O. Cardona, A. Barbat, D. Suarez, M. Perez, L. Narvaez
    International Journal of Disaster Risk Science (2017). 8, 258–269, DOI 10.1007/s13753-01 7-0136-7

    Abstract
    Disaster risk depends on both the physical vulnerability and a wide range of social, economic, and environmental aspects of a society. For a better risk understanding, a holistic [...]

  • R. González-Drigo, A. Avila-Haro, A. Barbat, L. Pujades, Y. Vargas, S. Lagomarsino, S. Cattari
    INTERNATIONAL JOURNAL FOR ARCHITECTURAL HERITAGE (2015). 9, 214-230

    Abstract
    The main objective of this work is to assess the vulnerability and seismic risk of typical existing modernist unreinforced masonry (URM) modernist buildings and aggregates [...]

  • M. Salgado-Galvez, G. Bernal, A. Barbat, M. Carreño, O. Cardona
    Human and Ecological Risk Assessment , (2016). 22(2), 543-557, DOI: 10.1080/10807039.2015.1095072

    Abstract
    A methodology to estimate, in a probabilistic way, the annual cost to society of premature deaths because of earthquakes is proposed in this article. The methodology makes [...]

  • M. Carreño, O. Cardona, M. Marulanda, A. Barbat
    Geotechnical, Geological, and Earthquake Engineering (2009). 7, 167-183, DOI 10.1007/978-1-4020-8609-0_10

    Abstract
    The holistic evaluation of disaster risk is achieved affecting the physical risk with an impact factor, obtained from contextual conditions, such as the socioeconomic fragility [...]

  • C. Escudero, S. Oller, X. Martinez, A. Barbat
    Finite Elements in Analysis and Design (2016). 119, 78–94

    Abstract
    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 [...]

  • S. , L. Pujades, A. Barbat, Y. Vargas, D. Hidalgo-Leiva
    Engineering Structures (2017). 152, 424–436

    Abstract
    To assess the expected seismic damage of a structure, non-linear dynamic analysis and the damage index of Park-Ang have been often used. Depending on the size of the structure [...]

  • P. Mata, A. Barbat, S. Oller
    Engineering Structures (2008). 30, 3667–3680

    Abstract
    There is general agreement in the fact that fully three-dimensional (3D) numerical techniques provide the most precise tools for simulating the behavior of RC buildings even [...]

  • J. Paredes, A. Barbat, S. Oller
    Engineering Structures (2011). 33, 3559–3569

    Abstract
    Structures subjected to cyclic loads show alternative tension–compression stress states; in such a case,  even if certain damage (fracture) is reached during the [...]

  • J. Hurtado, A. Barbat
    Engineering Structures (2000). 22, 1121–1132

    Abstract
    The smooth endochronic hysteretic Bouc–Wen model is studied from the point of view of random vibration. The sources of the errors of the method of equivalent linearization [...]

  • S. Baetu, A. Barbat, I. Ciongradi, G. Baetu
    ENGINEERING COMPUTATIONS (2015). 32(6), 1661-1690

    Abstract
    The purpose of this paper is to investigate a reinforced concrete multi-storey building with dissipative structural walls. These walls can improve the behaviour of a tall [...]

  • S. Baetu, A. Barbat, I. Ciongradi
    ENGINEERING COMPUTATIONS (2015). 32(2), 424-451

    Abstract
    The purpose of this paper is to investigate a dissipative reinforced concrete structural wall that can improve the behavior of a tall multi-storey building, evaluating the [...]

  • J. Rodellar, A. Barbat
    ENGINEERING COMPUTATIONS (1985). 2, 128-134

    Abstract
    The concept of active control has been introduced in recent years in order to reduce the seismic response of structures. A predictive control methodology is used to formulate [...]

  • J. Faleiro, S. Oller, A. Barbat
    ENGINEERING COMPUTATIONS (2010). 27(1), 57-83

    Abstract
    The purpose of this paper is to develop an improved analytical model for predicting the damage response of multi-storey reinforced concrete frames modelled as an elastic beam-column [...]

  • C. Molins, P. Roca, A. Barbat
    Earthquake Engineering and Structural Dynamics (1998). 27, 731-747

    Abstract
    A fexibility-based formulation of a new mass matrix for the dynamic analysis of spatial frames consisting of curved elements with variable cross-sections is presented. The [...]

  • J. Egozcue, A. Barbat, J. Canas, J. Miquel
    Earthquake Engineering and Structural Dynamics (1991). 20, 43-60

    Abstract
    The estimation of site intensity occurrence probabilities in low seismic activity regions has been studied from different points of view. However, no method has been definitively [...]

  • M. Mora, J. Valcárcel, O. Cardona, A. Barbat, L. Pujades, G. Bernal
    Earthquake Spectra (2015). 31(4), 2535-2552, DOI: 10.1193/040412 EQS151T

    Abstract
    Colombian seismic code NSR-98 establishes the requirement for the seismic vulnerability analysis and, if necessary, the strengthening of public facilities (schools). Due to [...]

  • A. Barbat, F. Moya, J. Canas
    Earthquake Spectra (1996). 12(3), 371-394

    Abstract
    A methodology for simulating seismic damage of unreinforced mansonry buildings for seismic risk assessment of urban areas is presented in this paper. The methodology is based [...]

  • M. Marulanda, O. Cardona, A. Barbat
    Disasters (2010). 34(2), 552 − 570

    Abstract
    Small disasters are usually the product of climate variability and climate change. Analysis of them illustrates that they increase difficulties for local development—frequently [...]

  • O. Cardona, M. Ordaz, M. Marulanda, M. Carreño, A. Barbat
    Disasters (2010). 34(4), 1064 − 1083

    Abstract
    The Disaster Deficit Index (DDI) measures macroeconomic and financial risk in a country according to possible catastrophic scenario events. Extreme disasters can generate [...]

  • X. Martinez, S. Oller, F. Rastellini, A. Barbat
    Computers and Structures (2008). 86, 1604–1618

    Abstract
    The use of fiber reinforced polymers (FRP) to reinforce and retrofit reinforced concrete (RC) structures has become one of the main applications of composites in civil engineering. [...]

  • J. Faleiro, S. Oller, A. Barbat
    Computers and Structures (2008). 86, 581–597

    Abstract
    A plastic–damage model for reinforced concrete frames is developed in this article, based on the classical plastic model and the continuum damage model. The plastic–damage [...]

  • A. Barbat, N. Molinares, R. Codina
    Computers and Structures (1996). 58(1), 133-141

    Abstract
    The conventional form of solving the equations of motion governing the seismic response of building structures with nonlinear base isolation consists of using monolithic step [...]

  • A. Bahar, F. Pozo, L. Acho, J. Rodellar, A. Barbat
    Computers and Structures (2010). 88, 198–206

    Abstract
    Magnetorheological (MR) dampers are devices that can be used for vibration reduction in structures. However, to use these devices in an effective way, a precise modeling is [...]

  • A. Bahar, F. Pozo, L. Acho, J. Rodellar, A. Barbat
    Computers and Structures (2010). 88, 483–496

    Abstract
    Magnetorheological (MR) dampers have received special attention as semi-active devices for mitigation of structural vibrations. Because of the inherent nonlinearity of these [...]

  • A. Hanganu, E. Oñate, A. Barbat
    Computers and Structures (2002). 80, 1667–1687

    Abstract
    The paper introduces a new global damage evaluation method which leads to a meaningful global damage index. A numerical procedure for the prediction of local and global damage [...]

  • A. Barbat, L. Pujades, N. Lantada
    Computer-Aided Civil and Infrastructure Engineering (2006). 21, 573–593

    Abstract
    The seismic risk of the buildings of Barcelona, Spain, is analyzed by using a method based on the capacity spectrum. The seismic hazard in the area of the city is described [...]

  • P. Mata, S. Oller, A. Barbat
    Computer Methods in Applied Mechanics and Enginering (2007). 196, 4458–4478

    Abstract
    In this article, the nonlinear constitutive behavior is considered in the geometrically nonlinear formulation for beams proposed by Simo and Vu-Quoc. The displacement based [...]

  • P. Mata, S. Oller, A. Barbat
    Computer Methods in Applied Mechanics and Enginering (2008). 197, 857–878

    Abstract
    A fully geometric and constitutive nonlinear model for the description of the dynamic behavior of beam structures is developed. The proposed formulation is based on the geometrically [...]

  • Computer Methods in Applied Mechanics and Enginering (2006). 195, 4490–4511

    Abstract
    The evaluation of the damage caused by horizontal loads, such as seismic action, to existing bridges has received an important attention in recent years, because it is the [...]

  • Y. Vargas, L. Pujades, A. Barbat, J. Hurtado
    Bulletin of Earthquake Engineering (2013). 11(6), 2007-2032

    Abstract
    The main goals of this article are to analyze the use of simplified deterministic nonlinear static procedures for assessing the seismic response of buildings and to evaluate [...]

  • S. Díaz, L. Pujades, A. Barbat, D. Hidalgo-Leiva, Y. Vargas-Alzate
    Bulletin of Earthquake Engineering (2018). 16, 1209–1243, https://doi.org/10.1007/s10518-017-0237-0

    Abstract
    Recently proposed capacity-based damage indices and parametric models for capacity curves are applied to frame steel buildings located in soft soils of the Mexico City. To [...]

  • N. Lantada, J. Irizarry, A. Barbat, X. Goula, A. Roca, T. Susagna, L. Pujades
    Bulletin of Earthquake Engineering (2010). 8, 201–229, DOI 10.1007/s10518-009-9148-z

    Abstract
    The vulnerability index method, in its version developed in the framework of the European project Risk-UE, has been adapted and applied in this article, to evaluate the seismic [...]

  • L. PUJADES, Y. Vargas-Alzate, A. Barbat, J. González-Drigo
    Bulletin of Earthquake Engineering (2012). 10(1), 331-349

    Abstract
    A parametric model for capacity curves and capacity spectra is proposed. The capacity curve is considered to be composed of a linear part and a nonlinear part. The normalized [...]

  • L. Pujades, A. Barbat, R. González-Drigo, J. Avila-Haro, S. Lagomarsino
    Bulletin of Earthquake Engineering (2012). 10(1), 331-349

    Abstract
    Between the late nineteenth century and the early twentieth century, Barcelona was expanded, occupying the terrains connecting the old walled city and the nearby towns of [...]

  • R. González-Drigo, J. Avila-Haro, L. Pujades, A. Barbat
    Bulletin of Earthquake Engineering (2016). DOI 10.1007/s10518-016-9951-2

    Abstract
    In this work, the vulnerability of an unreinforced masonry building, evaluated on the one hand by using the incremental dynamic analysis, and on the other hand by using nine [...]

  • J. Irizarry, L. Lantada, L. Pujades, A. Barbat, X. Goula, T. Susagna, A. Roca
    Bulletin of Earthquake Engineering (2011). 9, 441–466, DOI 10.1007/s10518-010-9222-6

    Abstract
    The Capacity Spectrum Based Method (CSBM) developed in the framework of the European project Risk-UE has been applied to evaluate the seismic risk for the city of Barcelona, [...]

  • J. Vielma, A. Barbat, S. Oller
    Bulletin of Earthquake Engineering (2010). 8, 135–155, DOI 10.1007/s10518-009-9127-4

    Abstract
    The most important aspects of the design, seismic damage evaluation and safety assessment of structures with low ductility like waffle slabs buildings or flat beams framed [...]

  • L. Bozzo, A. Barbat, L. Torres
    Applied Artificial Intelligence (1998). 12, 29-48

    Abstract
    Qualitative reasoning is an alternative problem-solving technique useful for the conceptual design of structures. Qualitative reasoning represents the relationships between [...]

  • J. Rodellar, E. Ryan, A. Barbat
    APPLIED MATHEMATICS AND COMPUTATION (1995). 70, 299-314

    Abstract
    A problem of feedback stabilization is addressed for a class of uncertain nonlinear mechanical systems with n degrees of freedom and nc < n control inputs. Each system [...]

  • P. Mata, A. Barbat, S. Oller, R. Boroschek
    Archives of Computational Methods in Engineering (2008). 15, 489–539, DOI 10.1007/s11831-008-9024-z

    Abstract
    Nowadays, the use of energy dissipating devices to improve the seismic response of RC structures constitutes a mature branch of the innovative procedures in earthquake engineering. [...]

  • A. Barbat, L. Bozzo
    Archives of Computational Methods in Engineering (1997). 4(2) , 153-192

    Abstract
    This paper presents a survey of the numerical simulation of base isolation systems for the vibration control of buildings and their equipment, primarilly against earthquakes. [...]

  • A. Barbat, J. Hurtado
    Archives of Computational Methods in Engineering (1998). 5(1) 3-30

    Abstract
    A state of the art on simulation methods in stochastic structural analysis is presented. The purpose of the paper is to review some of the di erent methods available for [...]

  • S. Díaz, . L.G.Pujades, A. Barbat, D. Hidalgo, Y. Vargas
    Rev. int. métodos numér. cálc. diseño ing. (2018). Vol. 34, (1), 6

    Abstract
    The probabilistic analysis of the seismic performance of a structure requires quantifying the uncertainties of the involved variables and parameters, including the seismic [...]

  • M. Salgado-Gálvez, M. Carreño, A. Barbat, O. Cardona
    Rev. int. métodos numér. cálc. diseño ing. (2016). Vol. 32, (2)

    Abstract
    A comprehensive and probabilistic seismic risk assessment has been performed for the buildings of Lorca, the most affected city in the region of Murcia, Spain, after the May [...]

  • M. Carreño, O. Cardona, A. Barbat
    Rev. int. métodos numér. cálc. diseño ing. (2011). Vol. 27, (4)

    Abstract
    The fuzzy sets theory and the artificial neural networks are computational intelligence tools which are nowadays widely used in earthquake engineering. This paper develops [...]

  • A. Barbat, Y. Vargas, L. Pujades, J. Hurtado
    Rev. int. métodos numér. cálc. diseño ing. (2016). Vol. 32, (1)

    Abstract
    The incremental dynamic analysis is a powerful tool for evaluating the seismic vulnerability and risk of buildings. It allows calculating the global damage of structures for [...]

  • Y. Vargas, L. Pujades, A. Barbat, J. Hurtado
    Rev. int. métodos numér. cálc. diseño ing. (2013). Vol. 29, (2)

    Abstract
    Currently, many structures existing in seismic areas are highly vulnerable because they have been built without the use of seismic design codes or by using outdated codes. [...]

  • M. Carreño, A. Barbat, O. Cardona
    Rev. int. métodos numér. cálc. diseño ing. (2014). Vol. 30, (1)

    Abstract
    The fuzzy set theory offers a bridge between the symbolic and numerical processing, allowing managing qualitative concepts useful in the decision-making process related to [...]

  • . F. Zárate, . V.E. Cardoso, A. Barbat, . S. Botello
    Rev. int. métodos numér. cálc. diseño ing. (2017). Vol. 33, (4)

    Abstract
    In this paper, a new methodology is described to evaluate the effect of open air explosions on equivalent structures to the facades of buildings. The structural damage is [...]

  • M. Molina, J. Cruz, S. Oller, A. Barbat, L. Gil
    Rev. int. métodos numér. cálc. diseño ing. (2012). Vol. 28, (2)

    Abstract
    The strengthening of concrete structures with laminates of carbon fibers CFRP (Carbon Fibers Reinforced Polymer) began in the 1980s. Nowdays, this technology is one of the [...]

  • J. Rodellar, A. Barbat
    Rev. int. métodos numér. cálc. diseño ing. (1985). Vol. 1, (1)

    Abstract
    En este artículo se desarrolla un controlador digital predictivo con aplicación en la reducción de la respuesta sísmica de estructuras. Su eficacia [...]

  • A. Barbat, J. Rodellar, F. Almansa, J. Carrera
    Rev. int. métodos numér. cálc. diseño ing. (1987). Vol. 3, (3)

    Abstract
    A procedure for computing the dynamic response of elastic linear structure is developed. The method is based on the state representation the equations of motion. The algorithm [...]

  • A. Barbat, J. Rodellar, .. Ryan, N. Molinares
    Rev. int. métodos numér. cálc. diseño ing. (1993). Vol. 9, (2)

    Abstract
    En el artículo se propone una clase de sistema hibrido de control antisísmico de edificios que combina un sistema pasivo de aislamiento de base con comportamiento no lineal [...]

  • A. Barbat, M. Cervera, C. Cirauqui, A. Hanganu, E. Oñate
    Rev. int. métodos numér. cálc. diseño ing. (1995). Vol. 11, (3)

    Abstract
    En este articulo se presentan los resultados de la simulación numérica efectuada para evaluar la presión de fallo debida a un accidente del edificio de [...]

  • . C.Molins, P. Roca, A. Barbat
    Rev. int. métodos numér. cálc. diseño ing. (1995). Vol. 11, (1)

    Abstract
    Se describe una formulación para el análisis dinámico de estructuras formadas por entramados espaciales de elementos de directriz curva y sección variable, cuyo desarrollo [...]

  • M. Cervera, A. Barbat, A. Hanganu, E. Oñate, C. Cirauqui
    Rev. int. métodos numér. cálc. diseño ing. (1995). Vol. 11, (2)

    Abstract
    Se presenta en este artículo la metodología seguida para la evaluación de la presión de fallo del edificio de contención de una central nuclear PWR-W tres lazos. El análisis [...]

  • J. Hurtado, A. Barbat, J. Canas
    Rev. int. métodos numér. cálc. diseño ing. (1996). Vol. 12, (1)

    Abstract
    En este artículo se presenta un estudio sobre el espectro de energía inducida en las estructuras sometidas a acciones sísmicas. En primer lugar se discuten las variables [...]

  • S. Oller, B. Luccioni, A. Barbat
    Rev. int. métodos numér. cálc. diseño ing. (1996). Vol. 12, (2)

    Abstract
    En este artículo se presenta un método que permite evaluar el daño sísmico global en estructuras de barras de hormigón armado. Se denomina estado dañado de un punto [...]

  • F. Yépez, A. Barbat, J. Canas
    Rev. int. métodos numér. cálc. diseño ing. (1996). Vol. 12, (3)

    Abstract
    A methodology to perform a damage simulation procedure for existing non-reinforced masonry buildings in an urban zone is presented in this paper. By simulating the behaviour [...]

  • A. Barbat, U. Mena, F. Yépez
    Rev. int. métodos numér. cálc. diseño ing. (1998). Vol. 14, (2)

    Abstract
    A methodology to evaluate the vulnerability and seismic risk of existing building structures in an urban area developed within a probabilistic scheme. It uses numerical procedures [...]

  • O. Salomón, S. Oller, A. Barbat
    Rev. int. métodos numér. cálc. diseño ing. (2000). Vol. 16, (1)

    Abstract
    En este trabajo se propone un modelo hiperelástico generalizado para el análisis de elastómeros milti-fase. El modelo se desarrolla en grandes deformaciones en función [...]

  • O. Salomón, S. Oller, A. Barbat
    Rev. int. métodos numér. cálc. diseño ing. (2000). Vol. 16, (2)

    Abstract
    Los sistemas de aislamiento sísmico de base desacoplan parcialmente una estructura de los movimientos del terreno por medio de dispositivos colocados entre la estructura [...]

  • C. Gómez, S. Oller, A. Barbat
    Rev. int. métodos numér. cálc. diseño ing. (2002). Vol. 18, (2)

    Abstract
    La estimacion del daño producido por la accion sísmica en puentes existentes ha cobrado interes en los ultimos años, no solo para tratar de disminuir el numero de víctimas [...]

  • C. Gómez, S. Oller, A. Barbat
    Rev. int. métodos numér. cálc. diseño ing. (2002). Vol. 18, (3)

    Abstract
    En la actualidad existen muchos puentes, construidos hace veinte o treinta años, que han sido proyectados aplicando normativas que luego han sido actualizadas, tanto en lo [...]

  • M. Molina, S. Oller, A. Barbat, X. Martínez
    Rev. int. métodos numér. cálc. diseño ing. (2010). Vol. 26, (2)

    Abstract
    The numerical simulation of composite materials is a field under continuous development. Its application to structural design has shown important improvements, leading to [...]

  • A. Barbat, M. Carreño, O. Cardona, M. Marulanda
    Rev. int. métodos numér. cálc. diseño ing. (2011). Vol. 27, (1)

    Abstract
    Risk has been defined, for management purposes, as the potential economic, social and environmental consequences of hazardous events that may occur in a specified period of [...]

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