Search Results - "Katsanos, Evangelos"

Equivalent linear systems of nonlinear systems by Friis, Tobias, Tarpø, Marius, Katsanos, Evangelos I., Brincker, Rune

“…The dynamic behaviour of civil engineering structures is frequently nonlinear, but it is often engineering practice to assume linearity. Consequently, a link…”
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Residual displacement ratios of SDOF systems subjected to ground motions recorded on soft soils by Ji, Duofa, Wen, Weiping, Zhai, Changhai, Katsanos, Evangelos I.

“…120 earthquake ground motions recorded on soft soil sites were employed to assess, through response history analysis of simplified systems, the residual…”
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Nonlinear dynamic analysis and damage detection of a mass-slider system with stick–slip vibration by Sadeqi, Amirali, Katsanos, Evangelos I.

“…Real-world engineering structures experience overloads in their life that may cause instantaneous yielding. In such a case, temporary stiffness reduction may…”
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Prediction of Cumulative Absolute Velocity Based on Refined Second-order Deep Neural Network by Ji, Duofa, Liu, Jin, Wen, Weiping, Zhai, Changhai, Wang, Wei, Katsanos, Evangelos I.

“…This study aims to develop a reliable ground motion model (GMM) for CAV by using ground motion (GM) recordings from the PEER NGA-West2 database. A total of…”
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Selection of earthquake ground motion records: A state-of-the-art review from a structural engineering perspective by Katsanos, Evangelos I., Sextos, Anastasios G., Manolis, George D.

“…This paper reviews alternative selection procedures based on established methods for incorporating strong ground motion records within the framework of seismic…”
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Maximum inelastic displacement of mainshock-damaged structures under succeeding aftershock by Ji, Duofa, Wen, Weiping, Zhai, Changhai, Katsanos, Evangelos I.

“…To facilitate the rapid, though, reliable assessment of mainshock-damaged structures against the succeeding aftershock excitations, the γ-index is introduced,…”
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Two-level friction damping and its application for passive multi-functional vibration control of high-rise buildings by Friis, Tobias, Katsanos, Evangelos I., Saberi, Mogens, Koss, H. Holger H.

“…•The paper investigates the performance of a dynamic system with a passive two-level friction damper.•The damper is demonstrated for mitigation of both wind-…”
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Best linear approximation of nonlinear and nonstationary systems using Operational Modal Analysis by Friis, Tobias, Tarpø, Marius, Katsanos, Evangelos I., Brincker, Rune

“…•The paper focusses on Operational Modal Analysis methods that employ correlation functions.•It is possible to get a meaningful linear approximation of…”
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Yield frequency spectra and seismic design of code‐compatible RC structures: an illustrative example by Katsanos, Evangelos I., Vamvatsikos, Dimitrios

“…Summary The seismic design of an eight‐story reinforced concrete space frame building is undertaken using a yield frequency spectra (YFS) performance‐based…”
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Decoupled Fourier Amplitude spectrum to identify the inelastic dynamic characteristics of structures under earthquake loading by Ji, Duofa, Katsanos, Evangelos I., Trevlopoulos, Konstantinos, Sextos, Anastasios G.

“…Earthquake damage in structures is related to the co-seismic elongation of the structural period that is used as a global damage proxy. The study introduces a…”
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Conditional linear approximation of nonlinear systems using Operational Modal Analysis by Friis, Tobias, Vesterholm, Karsten K., Katsanos, Evangelos I., Brandt, Anders, Brincker, Rune

“…Summary Dynamic characteristics of structures in operational conditions are commonly identified from measured responses using Operational Modal Analysis (OMA)…”
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Data‐driven virtual sensing and dynamic strain estimation for fatigue analysis of offshore wind turbine using principal component analysis by Tarpø, Marius, Amador, Sandro, Katsanos, Evangelos, Skog, Mattias, Gjødvad, Johan, Brincker, Rune

“…Virtual sensing enables estimation of stress in unmeasured locations of a system using a system model, physical sensors and a process model. The system model…”
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ISSARS: An integrated software environment for structure-specific earthquake ground motion selection by Katsanos, Evangelos I., Sextos, Anastasios G.

“…► The study presents a Matlab software environment integrated with finite element analysis. ► The aim is to improve the efficiency of earthquake ground motion…”
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Reply to the discusser's comments by Ji, Duofa, Wen, Weiping, Zhai, Changhai, Katsanos, Evangelos I.

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EC8-based earthquake record selection procedure evaluation: Validation study based on observed damage of an irregular R/C building by Sextos, Anastasios G., Katsanos, Evangelos I., Manolis, George D.

“…This study investigates the applicability and limitations of the Eurocode 8 earthquake ground motion selection framework for the assessment of both elastic and…”
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Joint input-state estimation of structures subjected to complex loads via augmented Kalman Filter with physics informed latent force models by Caglio, Luigi, Sadeqi, Amirali, Stang, Henrik, Katsanos, Evangelos

“…Joint input-state estimation algorithms such as the Augmented Kalman Filter (AKF) rely on the assumption that the distribution of the input loads follows…”
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FE-aided Kalman Filter for nonlinear state estimation with unknown input by Caglio, Luigi, Stang, Henrik, Brincker, Rune, Katsanos, Evangelos

“…A Kalman Filter-Finite Element (KF-FE) framework for joint input-state estimation of nonlinear systems is proposed in the current study. The KF-FE framework…”
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Generation of spectrum compatible ground motions considering duration by Ji, Duofa, Li, Chenxi, Zhai, Changhai, Katsanos, Evangelos I.

“…The seismic inputs hold utmost significance in the aspect of conducting response history analysis on city infrastructures. However, the selection of recorded…”
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Damage accumulation in point supported glass panels subjected to earthquake excitations via a simplified stepwise approach by Sciacca, Giuseppe, Katsanos, Evangelos, Nielsen, Jens Henrik

“…Point-supported glass panels are frequently used for façades systems due to their preferred visual and aesthetics character. These glazing systems are…”
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