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Proceedings Papers

Elasto-Plastic Modeling of Beams for Impedance Based Structural Health Monitoring

Naserodin Sepehry, Firooz Bakhtiari-Nejad, Weidong Zhu

Proc. ASME. IMECE2018, Volume 11: Acoustics, Vibration, and Phononics, V011T01A004, November 9–15, 2018

Paper No: IMECE2018-87910

DOI: https://doi.org/10.1115/IMECE2018-87910

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Topics: Modeling, Structural health monitoring, Finite difference methods, Frequency response, Linear systems, Sensors, Actuators, Fourier transforms, Nonlinear equations, Nonlinear systems

Proceedings Papers

Nonlinear Vibration Analysis of a Fractional Viscoelastic Euler-Bernoulli Microbeam

Firooz Bakhtiari-Nejad, Ehsan Loghman, Mostafa Pirasteh

Proc. ASME. IMECE2018, Volume 11: Acoustics, Vibration, and Phononics, V011T01A017, November 9–15, 2018

Paper No: IMECE2018-87061

DOI: https://doi.org/10.1115/IMECE2018-87061

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Topics: Microbeams, Nonlinear vibration, Resonance, Differential equations, Excitation, Frequency response, Galerkin method, Partial differential equations, Strain gradient

Proceedings Papers

Vibrational Analysis of Human Femur Bone

Reza Sadeghi, Firooz Bakhtiari-Nejad, Taha Goudarzi

Proc. ASME. IDETC-CIE2018, Volume 8: 30th Conference on Mechanical Vibration and Noise, V008T10A045, August 26–29, 2018

Paper No: DETC2018-85114

DOI: https://doi.org/10.1115/DETC2018-85114

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Topics: Bone, Density, Elastic moduli, Finite element methods, Geometry, Knee, Mechanical properties, Mode shapes, Muscle, Sports

Proceedings Papers

Scaled Boundary Finite Element Method for Modeling of Impedance Based Structural Health Monitoring of 2D Structure

Naserodin Sepehry, Firooz Bakhtiari-Nejad, Weidong Zhu

Proc. ASME. IDETC-CIE2018, Volume 8: 30th Conference on Mechanical Vibration and Noise, V008T10A034, August 26–29, 2018

Paper No: DETC2018-85126

DOI: https://doi.org/10.1115/DETC2018-85126

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Topics: Finite element methods, Modeling, Structural health monitoring, Boundary element methods, Damage, Degrees of freedom, Piezoelectric materials, Simulation, Stiffness

Proceedings Papers

Nonlinear Modeling of Cracked Beams for Impedance Based Structural Health Monitoring

Naserodin Sepehry, Firooz Bakhtiari-Nejad, Mahnaz Shamshirsaz, Weidong Zhu

Proc. ASME. IMECE2017, Volume 4B: Dynamics, Vibration, and Control, V04BT05A034, November 3–9, 2017

Paper No: IMECE2017-70808

DOI: https://doi.org/10.1115/IMECE2017-70808

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Topics: Modeling, Structural health monitoring, Fracture (Materials), Frequency response, Linear systems, Actuators, Damage, Differential equations, Nonlinear equations, Nonlinear systems

Proceedings Papers

Sensitivity Analysis of a Flexible Marine Riser Using Sobol’s Method

Firooz Bakhtiari-Nejad, Arastou Azimi, Robert G. Parker

Proc. ASME. IMECE2017, Volume 4B: Dynamics, Vibration, and Control, V04BT05A066, November 3–9, 2017

Paper No: IMECE2017-72502

DOI: https://doi.org/10.1115/IMECE2017-72502

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Topics: Marine drilling risers, Sensitivity analysis, Pipeline risers, Risers (Casting), Tension, Damage, Displacement, Distributed parameter systems, Dynamic response, Engineering simulation

Proceedings Papers

Dynamic Modeling and Control of a Throttle Valve in Spark Ignition Internal Combustion Engines

Firooz Bakhtiari-Nejad, Mirkamal Seyyedrasuly, Mostafa Mirsalim

Proc. ASME. IMECE2017, Volume 4A: Dynamics, Vibration, and Control, V04AT05A036, November 3–9, 2017

Paper No: IMECE2017-72530

DOI: https://doi.org/10.1115/IMECE2017-72530

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Topics: Dynamic modeling, Ignition, Internal combustion engines, Valves, Engines, Adaptive control, Automotive engineering, Dynamic models, Errors, Spark-ignition engine

Journal Articles

A New Dynamic Model of Coupled Axial–Torsional Vibration of a Drill String for Investigation on the Length Increment Effect on Stick–Slip Instability

Ali Hosseinzadeh, Firooz Bakhtiari-Nejad

J. Vib. Acoust. December 2017, 139(6): 061016.

Paper No: VIB-16-1311

DOI: https://doi.org/10.1115/1.4037299

Published Online: August 17, 2017

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Topics: Drill strings, Drilling, Stability, Vibration, Steady state, Stick-slip

Proceedings Papers

Optimization of Joined Conical Shells Based on Free Vibration

Rayehe Karimi Mahabadi, Firooz Bakhtiari-Nejad

Proc. ASME. IMECE2016, Volume 4B: Dynamics, Vibration, and Control, V04BT05A070, November 11–17, 2016

Paper No: IMECE2016-65612

DOI: https://doi.org/10.1115/IMECE2016-65612

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Topics: Free vibrations, Optimization, Shells, Fibers, Composite materials, Design, Genetic algorithms

Proceedings Papers

An Investigation on Resonant Characteristics of Micro/Nano-Beams Based on Nonlocal Elasticity Theory

Firooz Bakhtiari-Nejad, Mostafa Nazemizadeh

Proc. ASME. IDETC-CIE2016, Volume 4: 21st Design for Manufacturing and the Life Cycle Conference; 10th International Conference on Micro- and Nanosystems, V004T08A012, August 21–24, 2016

Paper No: DETC2016-60458

DOI: https://doi.org/10.1115/DETC2016-60458

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Topics: Elasticity, Resonance, Q-factor, Vibration, Damping, String

Proceedings Papers

Polynomial Chaos Expansion Sensitivity Analysis for Electromechanical Impedance of Plate

Firooz Bakhtiari-Nejad, Naserodin Sepehry, Mahnaz Shamshirsaz

Proc. ASME. IDETC-CIE2016, Volume 8: 28th Conference on Mechanical Vibration and Noise, V008T10A037, August 21–24, 2016

Paper No: DETC2016-59129

DOI: https://doi.org/10.1115/DETC2016-59129

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Topics: Chaos, Polynomials, Sensitivity analysis, Modeling, Plates (structures), Uncertainty, Damage, Degrees of freedom, Finite element methods, Semiconductor wafers

Proceedings Papers

Free Vibration Analysis of FG Skew Plates Based on Second Order Shear Deformation Theory

Firooz Bakhtiari-Nejad, Mahnaz Shamshirsaz, Mohammad Mohammadzadeh, Sasan Samie

Proc. ASME. IDETC-CIE2014, Volume 8: 26th Conference on Mechanical Vibration and Noise, V008T11A024, August 17–20, 2014

Paper No: DETC2014-34085

DOI: https://doi.org/10.1115/DETC2014-34085

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Topics: Free vibrations, Plates (structures), Shear deformation, Partial differential equations, Boundary-value problems, Differential equations, Functionally graded materials, Plate theory, Simulation results

Proceedings Papers

Vibration Analysis and Control of a Bridge Under Vehicular Random Excitation

Firooz Bakhtiari-Nejad, Seyyed Mahdi Ostad Hosseyni, Mahnaz Shamshirsaz, Mahsan Bakhtiarinejad

Proc. ASME. IDETC-CIE2014, Volume 8: 26th Conference on Mechanical Vibration and Noise, V008T11A087, August 17–20, 2014

Paper No: DETC2014-34398

DOI: https://doi.org/10.1115/DETC2014-34398

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Topics: Bridges (Structures), Random excitation, Vibration analysis, Vehicles, Chaos, Deflection, Vibration, Actuators, Algorithms, Artificial neural networks

Proceedings Papers

Regulator and Tracking System Design for a Single-Rod Hydraulic Actuator via Pole-Placement Approach

Hamed Moradi, Kambiz Haji Hajikolaei, Firooz Bakhtiari-Nejad

Proc. ASME. IMECE2011, Volume 7: Dynamic Systems and Control; Mechatronics and Intelligent Machines, Parts A and B, 173-181, November 11–17, 2011

Paper No: IMECE2011-62852

DOI: https://doi.org/10.1115/IMECE2011-62852

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Topics: Actuators, Design, Pole placement

Proceedings Papers

Application of Robust H ∞ Technique to Control Water Level of Boiler Drum in the Presence of Parametric Uncertainties

Hamed Moradi, Majid Saffar-Avval, Firooz Bakhtiari-Nejad

Proc. ASME. IMECE2010, Volume 8: Dynamic Systems and Control, Parts A and B, 61-67, November 12–18, 2010

Paper No: IMECE2010-38064

DOI: https://doi.org/10.1115/IMECE2010-38064

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Topics: Boilers, Uncertainty, Water

Proceedings Papers

Multivariable Control of an Over-Head Crane System Based on Entire Eigen-Structure Assignment

Hamed Moradi, K. Haji Hajikolaei, Firooz Bakhtiari-Nejad, Aria Alasty

Proc. ASME. IDETC-CIE2010, Volume 2: 34th Annual Mechanisms and Robotics Conference, Parts A and B, 1491-1498, August 15–18, 2010

Paper No: DETC2010-28246

DOI: https://doi.org/10.1115/DETC2010-28246

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Topics: Cables, Cranes

Proceedings Papers

Using Sliding Mode Control to Adjust Drum Level of a Boiler Unit With Time Varying Parameters

Hamed Moradi, Firooz Bakhtiari-Nejad, Majid Saffar-Avval, Aria Alasty

Proc. ASME. ESDA2010, ASME 2010 10th Biennial Conference on Engineering Systems Design and Analysis, Volume 5, 29-33, July 12–14, 2010

Paper No: ESDA2010-24105

DOI: https://doi.org/10.1115/ESDA2010-24105

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Topics: Boilers, Sliding mode control, Water

Proceedings Papers

Application of a Robust Minimum-Order Observer to Control the Performance of an Uncertain Multivariable Boiler Unit

Hamed Moradi, Firooz Bakhtiari-Nejad

Proc. ASME. ESDA2010, ASME 2010 10th Biennial Conference on Engineering Systems Design and Analysis, Volume 5, 21-27, July 12–14, 2010

Paper No: ESDA2010-24103

DOI: https://doi.org/10.1115/ESDA2010-24103

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Topics: Boilers, Uncertainty

Proceedings Papers

Robust H-Infinity Control of an Over-Head Crane System With Parametric Uncertainties

Hamed Moradi, K. Haji Hajikolaei, Firooz Bakhtiari-Nejad

Proc. ASME. IDETC-CIE2009, Volume 7: 33rd Mechanisms and Robotics Conference, Parts A and B, 377-383, August 30–September 2, 2009

Paper No: DETC2009-86359

DOI: https://doi.org/10.1115/DETC2009-86359

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Topics: Cranes, Uncertainty

Proceedings Papers

Using a Vibration Absorber to Suppress Chatter Vibration in Turning Process With a Worn Tool

Hamed Moradi, Firooz Bakhtiari-Nejad, Mohammad R. Movahhedi

Proc. ASME. IDETC-CIE2009, Volume 1: 22nd Biennial Conference on Mechanical Vibration and Noise, Parts A and B, 1335-1341, August 30–September 2, 2009

Paper No: DETC2009-86100

DOI: https://doi.org/10.1115/DETC2009-86100

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Topics: Chatter, Turning, Vibration, Vibration absorbers, Wear

Journal citation

NARROW

Elasto-Plastic Modeling of Beams for Impedance Based Structural Health Monitoring

Nonlinear Vibration Analysis of a Fractional Viscoelastic Euler-Bernoulli Microbeam

Vibrational Analysis of Human Femur Bone

Scaled Boundary Finite Element Method for Modeling of Impedance Based Structural Health Monitoring of 2D Structure

Nonlinear Modeling of Cracked Beams for Impedance Based Structural Health Monitoring

Sensitivity Analysis of a Flexible Marine Riser Using Sobol’s Method

Dynamic Modeling and Control of a Throttle Valve in Spark Ignition Internal Combustion Engines

A New Dynamic Model of Coupled Axial–Torsional Vibration of a Drill String for Investigation on the Length Increment Effect on Stick–Slip Instability

Optimization of Joined Conical Shells Based on Free Vibration

An Investigation on Resonant Characteristics of Micro/Nano-Beams Based on Nonlocal Elasticity Theory

Polynomial Chaos Expansion Sensitivity Analysis for Electromechanical Impedance of Plate

Free Vibration Analysis of FG Skew Plates Based on Second Order Shear Deformation Theory

Vibration Analysis and Control of a Bridge Under Vehicular Random Excitation

Regulator and Tracking System Design for a Single-Rod Hydraulic Actuator via Pole-Placement Approach

Application of Robust H ∞ Technique to Control Water Level of Boiler Drum in the Presence of Parametric Uncertainties

Multivariable Control of an Over-Head Crane System Based on Entire Eigen-Structure Assignment

Using Sliding Mode Control to Adjust Drum Level of a Boiler Unit With Time Varying Parameters

Application of a Robust Minimum-Order Observer to Control the Performance of an Uncertain Multivariable Boiler Unit

Robust H-Infinity Control of an Over-Head Crane System With Parametric Uncertainties

Using a Vibration Absorber to Suppress Chatter Vibration in Turning Process With a Worn Tool

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