Search Results - "Esfandiari, Akbar"

Finite element model updating for structural damage detection using transmissibility data by Izadi, Ahmad, Esfandiari, Akbar

“…This paper presents a new finite element model updating method for estimating structural parameters and detecting structural damage location and severity based…”
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Experimental validation of a FRF-based model updating method by Shadan, Fariba, Khoshnoudian, Faramarz, Inman, Daniel J, Esfandiari, Akbar

“…In this paper, a finite element model updating method using frequency response functions is experimentally validated. The method is a sensitivity-based model…”
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A structural model updating method using incomplete power spectral density function and modal data by Akbar Esfandiari, Maryam Ghareh Chaei, Fayaz R. Rofooei

“…In this study, a frequency domain model updating method is presented using power spectral density (PSD) data. It uses the sensitivity of PSD function with…”
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A frequency response-based structural damage identification using model updating method by Shadan, Fariba, Khoshnoudian, Faramarz, Esfandiari, Akbar

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Buckling Analysis of Tapered Continuous Columns by Using Modified Buckling Mode Shapes by Toosi, Sina, Esfandiari, Akbar, Rahbar Ranji, Ahmad

“…Elastic critical buckling load of a column depends on various parameters, such as boundary conditions, material, and cross-section geometry. The main purpose…”
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Numerical Modeling of Corrosion Effectson Ultimate Strength of DX Tubular Joints by Rashidi, Majid, Nazari, Masoud, Khedmati, Mohammad Reza, Esfandiari, Akbar

“…Abstract This article presents the results of numerical investigation on modeling buckling behavior and ultimate strength of corroded multi-planar tubular…”
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A structural model updating method using incomplete power spectral density function and modal data by Esfandiari, Akbar, Chaei, Maryam Ghareh, Rofooei, Fayaz R

“…In this study, a frequency domain model updating method is presented using power spectral density (PSD) data. It uses the sensitivity of PSD function with…”
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A novel sensitivity-based finite element model updating and damage detection using time domain response by Baybordi, Shahriar, Esfandiari, Akbar

“…•This work contributes to the exact and explicit sensitivity equation using time-domain data.•The proposed method allows one to update the Finite Element Model…”
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Model updating and damage detection of jacket type platform using explicit and exact time domain sensitivity equation by Baybordi, Shahriar, Esfandiari, Akbar

“…In this paper, a new sensitivity equation is formulated for structural parameter estimation based on the time-history response. There are three methods for…”
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More insight on function-weighted frequency response function sensitivity method for analytical model updating by Esfandiari, Akbar, Sanayei, Masoud

“…•Function-weighted frequency response function sensitivity method for analytical model updating.•Proposed alternate approaches and reformulation of…”
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An innovative sensitivity‐based method for structural model updating using incomplete modal data by Esfandiari, Akbar

“…Summary This paper presents an innovative sensitivity equation to detect changes of stiffness parameters using mode shape data. Most of the sensitivity‐based…”
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A novel damage identification method based on acceleration response sensitivity and finite element model updating: Numerical and experimental by Baybordi, Shahriar, Esfandiari, Akbar

“…•A direct and straightforward relationship is proposed to calculate the acceleration response sensitivity to changes in structural parameters.•The proposed…”
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Damage detection and model updating of offshore jacket platforms using a direct sensitivity relation based on structural response by Baybordi, Shahriar, Esfandiari, Akbar

“…•This work establishes a precise and linear correlation between structural parameters and variations in acceleration response in the time domain.•According to…”
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Structural parameter estimation and damage detection using experimental transfer function data by Esfandiari, Akbar

“…In this paper, the capabilities of an enhanced sensitivity relation for the structural model updating are validated using a subset of the measured frequency…”
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Structural damage detection using a sensitivity-based model updating approach with autocorrelation function data by Helalat, Zeynab, Esfandiari, Akbar

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Structural damage identification by a sensitivity-based finite element model updating method using transmissibility function data by Izadi, Ahmad, Esfandiari, Akbar

“…This study presents a novel sensitivity-based finite element model updating approach to estimate structural parameters using output-only data. An exact…”
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Damage detection by a FE model updating method using power spectral density: Numerical and experimental investigation by Pedram, Masoud, Esfandiari, Akbar, Khedmati, Mohammad Reza

“…This paper investigates the viability of damage detection using power spectral density (PSD) of structural response both numerically and experimentally. The…”
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An innovative sensitivity-based method for structural model updating using incomplete modal data: Innovative Sensitivity Method for Model Updating Incomplete Modal Data by Esfandiari, Akbar

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Damage detection in an offshore platform using incomplete noisy FRF data by a novel Bayesian model updating method by Fathi, Amin, Esfandiari, Akbar, Fadavie, Manouchehr, Mojtahedi, Alireza

“…Structural integrity monitoring of jacket structures is an attractive challenge faced by researchers worldwide. Because of numerous uncertainties in marine…”
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A frequency response‐based structural damage identification using model updating method by Shadan, Fariba, Khoshnoudian, Faramarz, Esfandiari, Akbar

“…Summary Structural model updating by estimation of stiffness and mass parameters via monitoring of dynamic characteristics has attracted much attention in…”
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