Now showing items 1-20 of 40

    • 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
      Open Access
      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 ...
    • A simplified approach for including the incidence angle effect in seismic risk assessment 

      Vargas Alzate, Yeudy Felipe; Silva, Vitor; Vamvatsikos, Dimitrios; Pujades Beneit, Lluís (John Wiley & sons, 2022-01)
      Article
      Open Access
      A simplified procedure is developed to consider the azimuthal orientation of buildings when estimating seismic risk. Two square-plan reinforced concrete building models are considered as a testbed, one with similar and one ...
    • 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 (2021-09)
      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 Velez, 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 ...
    • Damage Index for structures with elements of high flexural stiffness and/or brittle behavior 

      Hidalgo Leiva, Diego Antonio; Pujades Beneit, Lluís; Barbat Barbat, Horia Alejandro; Díaz, Sergio Alberto; Vargas Alzate, Yeudy Felipe; Pinzón Ureña, Luis (2018)
      Conference report
      Restricted access - publisher's policy
      Structures with high lateral stiffness and/or with brittle to semi-brittle elements in their lateral resistant system may exhibit a rapid decrease of their shear capacity and a sudden loss of stiffness when lateral cyclic ...
    • Efficiency of intensity measures considering near- and far-fault ground motion records 

      Vargas Alzate, Yeudy Felipe; Hurtado Gómez, Jorge Eduardo (2021-06)
      Article
      Open Access
      This paper focuses on the identification of high-efficiency intensity measures to predict the seismic response of buildings affected by near- and far-fault ground motion records. Near-fault ground motion has received special ...
    • 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 ...
    • Energy-related parameters and structural damage in nonlinear dynamic analysis 

      Alva Bañuelos, Rodrigo Esteban; González Drigo, José Ramón; Ávila Haro, Jorge Arturo; Vargas Alzate, Yeudy Felipe; Pujades Beneit, Lluís; Pinzón Ureña, Luis (2022)
      Conference report
      Restricted access - publisher's policy
      Non Linear Dynamic Analysis (NLDA) is increasing its popularity not only for research but also for the Performance-Based Design (PBD) and analysis of actual buildings. The standards and codes offer guidance and minimum ...
    • 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 ...