Now showing items 1-20 of 28

    • A drift-correlated ground motion intensity measure: application to steel frame buildings 

      Pinzón Ureña, Luis; Vargas Alzate, Yeudy Felipe; Pujades Beneit, Lluís; Díaz Carrasco, Sergio (Elsevier, 2020-05)
      Article
      Restricted access - publisher's policy
      Estimations of seismic risk in urban areas should include quantifications of the expected damage to civil structures subjected to earthquakes. In buildings, this quantification depends on the maximum inter-story drift ...
    • An alternative approach to consider the effect of seismic directionality 

      Díaz Carrasco, Sergio; Pinzón, Luis A.; Pujades Beneit, Lluís; Vargas Alzate, Yeudy Felipe (Pontificia Universidad Católica de Chile, 2018-12)
      Article
      Open Access
      Recent researches have proven the importance of considering the seismic directionality effect. The performance of buildings subjected to earthquakes depends on its orientation respect to the seismic actions applied. This ...
    • An efficient method for considering the directionality effect of earthquakes on structures 

      Pinzón Ureña, Luis; Díaz Carrasco, Sergio; Pujades Beneit, Lluís; Vargas Alzate, Yeudy Felipe (2019-04)
      Article
      Open Access
      Recent research have proven the importance of considering the directionality effect on the expected seismic damage of structures. However, it demands a high computational effort if the nonlinear dynamic analysis (NLDA) is ...
    • 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 ...
    • Análisis dinámico probabilista de edificios de acero sometidos a sismos de larga duración 

      Díaz Alvarado, Sergio A.; Pujades Beneit, Lluís; Barbat Barbat, Horia Alejandro; Hidalgo Leiva, Diego Antonio; Vargas Alzate, Yeudy Felipe (Universitat Politècnica de Catalunya. CIMNE, 2018-01)
      Article
      Open Access
      El análisis probabilista del comportamiento sísmico de una estructura requiere cuantificar las incertidumbres de las variables y parámetros involucrados, incluyendo la acción sísmica y las propiedades mecánicas de sus ...
    • Análisis estático y dinámico incremental de edificios de hormigón armado 

      Vargas Alzate, Yeudy Felipe; Pujades Beneit, Lluís; Barbat Barbat, Horia Alejandro; Hurtado Gomez, Jorge Eduardo (Copicentro, 2011)
      Conference report
      Restricted access - publisher's policy
      In the assessment of the seismic hazard of buildings, several methodologies have been proposed based on the capacity curve obtained via Pushover Analysis. On the other hand, the Incremental Dynamic Analysis is a powerful ...
    • Análisis estructural estático y dinámico probabilista de edificios de hormigón armado. Aspectos metodológicos y aplicaciones a la evaluación del daño. 

      Vargas Alzate, Yeudy Felipe (Universitat Politècnica de Catalunya, 2013-07-09)
      Doctoral thesis
      Open Access
      Esta tesis propone una metodología de evaluación del daño sísmico basada en el método del espectro de capacidad pero con un enfoque probabilista que se apoya en simulaciones Monte Carlo. Así la acción sísmica, la estructura ...
    • Assessment of post-earthquake damaged building with interferometric real aperture radar 

      González Drigo, José Ramón; Cabrera, Esteban; Luzi, Guido; Pujades Beneit, Lluís; Vargas Alzate, Yeudy Felipe; Ávila Haro, Jorge Arturo (Multidisciplinary Digital Publishing Institute (MDPI), 2019-12-01)
      Article
      Open Access
      In this study the main results of a detailed analysis of an actual building, which was severely damaged during the Mw 5.1, May 11th 2011, Lorca earthquake (Murcia, Spain) are presented. The dynamic behavior of the building ...
    • Capacity curve based damage index for steel buildings: a probabilistic approach 

      Díaz-Alvarado, S.A.; Pujades Beneit, Lluís; Barbat Barbat, Horia Alejandro; Hidalgo-Leiva, D.A.; Vargas Alzate, Yeudy Felipe (2016)
      Conference report
      Restricted access - publisher's policy
      The capacity and expected seismic damage of several types of steel buildings are assessed by using a probabilistic approach. Nonlinear static and dynamic analyses are performed by means of Monte Carlo Simulations. Concerning ...
    • Capacity, damage and fragility models for steel buildings: a probabilistic approach 

      Díaz-Alvarado, S.A.; Pujades Beneit, Lluís; Barbat Barbat, Horia Alejandro; Hidalgo Leiva, D.A.; Vargas Alzate, Yeudy Felipe (2018-03)
      Article
      Open Access
      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 do that, the seismic performance of 2D models of ...
    • Capacity, fragility and damage in reinforced concrete buildings: a probabilistic approach 

      Vargas Alzate, Yeudy Felipe; Pujades Beneit, Lluís; Barbat Barbat, Horia Alejandro; Hurtado Gómez, Jorge Eduardo (2013-12)
      Article
      Open Access
      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 the influence that the uncertainties in the ...
    • Comparación probabilista entre el análisis estático y dinámico incremental de edificios de hormigón armado 

      Vargas Alzate, Yeudy Felipe; Barbat Barbat, Horia Alejandro; Pujades Beneit, Lluís; Hurtado Gomez, Jorge Eduardo (2011)
      Conference report
      Restricted access - publisher's policy
      En la evaluación del riesgo sísmico de edificios, se han propuesto varias metodologías derivadas de la curva de capacidad obtenida por medio del análisis estático no lineal de carga incremental o análisis pushover. Por ...
    • Energy damage index based on capacity and response spectra 

      Díaz Alvarado, Sergio Alberto; Pujades Beneit, Lluís; Barbat Barbat, Horia Alejandro; Vargas Alzate, Yeudy Felipe; Hidalgo Leiva, D.A. (Elsevier, 2017-12)
      Article
      Open Access
      Non-linear dynamic analysis and the damage index of Park-Ang have been often used to assess expected seismic damage to a structure. Depending on the size of the structure and the duration of the record, the computational ...
    • Evaluación probabilista del riesgo sísmico de edificios de hormigón armado con base en la degradación de la rigidez 

      Barbat Barbat, Horia Alejandro; Vargas Alzate, Yeudy Felipe; Pujades Beneit, Lluís; Hurtado Gomez, Jorge Eduardo (2013)
      Conference report
      Restricted access - publisher's policy
      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 different peak ground accelerations, PGA, and ...
    • Evaluación probabilista del riesgo sísmico de estructuras con base en la degradación de rigidez 

      Barbat Barbat, Horia Alejandro; Vargas Alzate, Yeudy Felipe; Pujades Beneit, Lluís; Hurtado Gómez, Jorge Eduardo (Universitat Politècnica de Catalunya. CIMNE, 2016-01)
      Article
      Open Access
      El análisis dinámico incremental es una poderosa herramienta para evaluar la vulnerabilidad y el riesgo sísmico de edificios. Permite calcular el daño global de estructuras para diferentes aceleraciones máximas del terreno ...
    • Evaluation of seismic damage in low-rise buildings of reinforced concrete masonry 

      Hidalgo-Leiva, D.A.; Pujades Beneit, Lluís; Barbat Barbat, Horia Alejandro; Díaz-Alvarado, S.A.; Vargas Alzate, Yeudy Felipe (2016)
      Conference report
      Restricted access - publisher's policy
      The assessment of damage caused by earthquakes in structures, requires the use of nonlinear analysis, either static or dynamic, in order to define the performance of the buildings for the considered hazard levels. In this ...
    • Incremental dynamic analysis and pushover analysis of buildings: a probabilistic comparison 

      Vargas Alzate, Yeudy Felipe; Pujades Beneit, Lluís; Barbat Barbat, Horia Alejandro; Hurtado Gomez, Jorge Eduardo (Springer-Verlag, 2013-03-05)
      Part of book or chapter of book
      Restricted access - publisher's policy
    • Incremental dynamic analysis and pushover analysis: a probabilistic comparison 

      Vargas Alzate, Yeudy Felipe; Pujades Beneit, Lluís; Barbat Barbat, Horia Alejandro; Hurtado Gomez, Jorge Eduardo (2009)
      Conference report
      Restricted access - publisher's policy
      Capacity-spectrum-based-methods are also used for assessing the vulnerability and risk of existing buildings. Capacity curves are usually obtained by means of nonlinear static analysis. Incremental Dynamic Analysis is ...
    • New parametric model for capacity curves and a new capacity based damage index 

      Pujades Beneit, Lluís; Vargas Alzate, Yeudy Felipe; Barbat Barbat, Horia Alejandro; González Drigo, José Ramón; Díaz-Alvarado, S.A.; Hidalgo-Leiva, D.A. (2016)
      Conference report
      Restricted access - publisher's policy
      A recently proposed parametric model re-conceptualizes capacity curves as composed by linear and non-linear parts. The normalized non-linear capacity curve can be modelled by a cumulative lognormal function. While the ...
    • On the equal displacement aproximation for mid-rise reinforced concrete buildings 

      Vargas Alzate, Yeudy Felipe; Pujades Beneit, Lluís; González Drigo, José Ramón; Alva Bañuelos, Rodrigo Esteban; Pinzón Ureña, Luis (Institute of Structural Analysis and Antiseismic Research School of Civil Engineering. National Technical University of Athens (NTUA), 2019)
      Conference report
      Open Access
      The equal displacement approximation is a well-known procedure for estimating the non-linear behavior of structures subjected to earthquake ground motions. This procedure plays a significant role in current seismic design, ...