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Hashem Ashrafiuon
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Journal Articles

Time-Varying Formation Control for Heterogeneous Planar Underactuated Multivehicle Systems

Bo Wang, Sergey G. Nersesov, Hashem Ashrafiuon
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Research-Article
J. Dyn. Sys., Meas., Control. April 2022, 144(4): 041006.
Paper No: DS-21-1209
https://doi.org/10.1115/1.4053359
Published Online: January 25, 2022
View Article titled, Time-Varying Formation Control for Heterogeneous Planar Underactuated Multivehicle Systems
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Topics: Dynamics (Mechanics), Errors, Mobile robots, Trajectories (Physics), Vehicles, Vessels, Aircraft, Design, Uncertainty, Damping
Proceedings Papers

Dynamic Analysis of Engine-Mount Systems

Hashem Ashrafiuon, C. Nataraj
Proc. ASME. DETC91, 13th Biennial Conference on Mechanical Vibration and Noise: Structural Vibration and Acoustics, 191-196, September 22–25, 1991
Publisher: American Society of Mechanical Engineers
Paper No: DETC1991-0203
https://doi.org/10.1115/DETC1991-0203
View Paper titled, Dynamic Analysis of Engine-Mount Systems
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Topics: Dynamic analysis, Engines, Damping, Rubber, Stiffness, Vibration, Aircraft engines, Analytical methods, Dynamic models, Elasticity
Proceedings Papers

Optimal Design of Vibration Absorber Systems Supported by Elastic Base

Hashem Ashrafiuon
Proc. ASME. DETC91, 13th Biennial Conference on Mechanical Vibration and Noise: Modal Analysis, Modeling, Diagnostics, and Control — Analytical and Experimental, 185-188, September 22–25, 1991
Publisher: American Society of Mechanical Engineers
Paper No: DETC1991-0383
https://doi.org/10.1115/DETC1991-0383
View Paper titled, Optimal Design of Vibration Absorber Systems Supported by Elastic Base
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Topics: Design, Vibration absorbers, Damping, Dynamic models, Equations of motion, Excitation, Stiffness
Proceedings Papers

Optimal Design of Centered Squeeze Film Dampers

C. Nataraj, Hashem Ashrafiuon
Proc. ASME. DETC91, 13th Biennial Conference on Mechanical Vibration and Noise: Rotating Machinery and Vehicle Dynamics, 237-243, September 22–25, 1991
Publisher: American Society of Mechanical Engineers
Paper No: DETC1991-0251
https://doi.org/10.1115/DETC1991-0251
View Paper titled, Optimal Design of Centered Squeeze Film Dampers
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Topics: Dampers, Design, Bearings, Rotors, Degrees of freedom, Nonlinear systems, Optimization, Springs, Stability
Proceedings Papers

Design Optimization of Aircraft Engine-Mount Systems

Hashem Ashrafiuon
Proc. ASME. DETC93, 14th Biennial Conference on Mechanical Vibration and Noise: Vibration and Control of Mechanical Systems, 117-122, September 19–22, 1993
Publisher: American Society of Mechanical Engineers
Paper No: DETC1993-0227
https://doi.org/10.1115/DETC1993-0227
View Paper titled, Design Optimization of Aircraft Engine-Mount Systems
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Topics: Aircraft, Design, Engines, Optimization, Damping, Stiffness, Deflection, Finite element analysis, Modeling, Springs
Proceedings Papers

Asymptotic Analysis of the Torsional Vibrations in Reciprocating Machinery

Hashem Ashrafiuon, Alan M. Whitman
Proc. ASME. DETC95, Volume 3B: 15th Biennial Conference on Mechanical Vibration and Noise — Acoustics, Vibrations, and Rotating Machines, 1131-1138, September 17–20, 1995
Publisher: American Society of Mechanical Engineers
Paper No: DETC1995-0508
https://doi.org/10.1115/DETC1995-0508
View Paper titled, Asymptotic Analysis of the Torsional Vibrations in Reciprocating Machinery
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Topics: Machinery, Vibration, Approximation, Computer simulation, Degrees of freedom, Steady state, Transients (Dynamics)
Proceedings Papers

Design Optimization of Variable Stroke Compressors to Minimize Vibration by Using Asymptotic Analysis

Hashem Ashrafiuon, Alan M. Whitman
Proc. ASME. DETC-CIE96, Volume 2A: 24th Biennial Mechanisms Conference, V02AT02A051, August 18–22, 1996
Publisher: American Society of Mechanical Engineers
Paper No: 96-DETC/MECH-1178
https://doi.org/10.1115/96-DETC/MECH-1178
View Paper titled, Design Optimization of Variable Stroke Compressors to Minimize Vibration by Using Asymptotic Analysis
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Topics: Compressors, Design, Optimization, Vibration, Cylinders, Damping, Displacement, Excitation, Flywheels, Pressure
Proceedings Papers

Effects of Head-Supported Devices on the Human and Manikin Necks

Hashem Ashrafiuon, Nabih M. Alem, B. Joseph McEntire
Proc. ASME. DETC97, Volume 1A: 16th Biennial Conference on Mechanical Vibration and Noise, V01AT06A007, September 14–17, 1997
Publisher: American Society of Mechanical Engineers
Paper No: DETC97/VIB-4193
https://doi.org/10.1115/DETC97/VIB-4193
View Paper titled, Effects of Head-Supported Devices on the Human and Manikin Necks
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Topics: Accidents, Center of mass, Engineering simulation, Inertia (Mechanics), Separation (Technology), Simulation, Weight (Mass)
Proceedings Papers

Analysis of Hyper-Redundant Manipulators

Farshid Maghami Asl, Hashem Ashrafiuon, C. Nataraj
Proc. ASME. DETC99, Volume 7A: 17th Biennial Conference on Mechanical Vibration and Noise, 487-496, September 12–16, 1999
Publisher: American Society of Mechanical Engineers
Paper No: DETC99/VIB-8222
https://doi.org/10.1115/DETC99/VIB-8222
View Paper titled, Analysis of Hyper-Redundant Manipulators
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Topics: Manipulators, Robots, Actuators, Kinematics, Algorithms, Computer simulation, Equations of motion, Failure
Proceedings Papers

Formation Control for Underactuated Surface Vessel Networks

Bo Wang, Sergey Nersesov, Hashem Ashrafiuon
Proc. ASME. DSCC2020, Volume 2: Intelligent Transportation/Vehicles; Manufacturing; Mechatronics; Engine/After-Treatment Systems; Soft Actuators/Manipulators; Modeling/Validation; Motion/Vibration Control Applications; Multi-Agent/Networked Systems; Path Planning/Motion Control; Renewable/Smart Energy Systems; Security/Privacy of Cyber-Physical Systems; Sensors/Actuators; Tracking Control Systems; Unmanned Ground/Aerial Vehicles; Vehicle Dynamics, Estimation, Control; Vibration/Control Systems; Vibrations, V002T30A003, October 5–7, 2020
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2020-3178
https://doi.org/10.1115/DSCC2020-3178
View Paper titled, Formation Control for Underactuated Surface Vessel Networks
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Topics: Vessels, Errors, Actuators, Dynamic models, Dynamics (Mechanics), Algebra, Cascades (Fluid dynamics), Closed loop systems, Control algorithms, Degrees of freedom
Proceedings Papers

Cooperative Localization of Vehicles in Three-Dimensional Space

Juan Carlos Oliveros, Hashem Ashrafiuon
Proc. ASME. DSCC2020, Volume 2: Intelligent Transportation/Vehicles; Manufacturing; Mechatronics; Engine/After-Treatment Systems; Soft Actuators/Manipulators; Modeling/Validation; Motion/Vibration Control Applications; Multi-Agent/Networked Systems; Path Planning/Motion Control; Renewable/Smart Energy Systems; Security/Privacy of Cyber-Physical Systems; Sensors/Actuators; Tracking Control Systems; Unmanned Ground/Aerial Vehicles; Vehicle Dynamics, Estimation, Control; Vibration/Control Systems; Vibrations, V002T30A004, October 5–7, 2020
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2020-3206
https://doi.org/10.1115/DSCC2020-3206
View Paper titled, Cooperative Localization of Vehicles in Three-Dimensional Space
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Topics: Vehicles, Algorithms, Multi-agent systems, Dynamics (Mechanics), Engineering simulation, Kalman filters, Kinematics, Mobile robots, Model vehicles, Signals
Journal Articles

The Use of Partial Stability in the Analysis of Interconnected Systems

Bo Wang, Hashem Ashrafiuon, Sergey G. Nersesov
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Technical Briefs
J. Dyn. Sys., Meas., Control. April 2021, 143(4): 044501.
Paper No: DS-20-1116
https://doi.org/10.1115/1.4048780
Published Online: October 30, 2020
View Article titled, The Use of Partial Stability in the Analysis of Interconnected Systems
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Topics: Design, Stability, Cascades (Fluid dynamics), Errors, Dynamic systems, Mobile robots
Proceedings Papers

Trajectory Tracking of 3D Autonomous Vehicles Using Backstepping Control

Karl Ludwig Fetzer, Sergey G. Nersesov, Hashem Ashrafiuon
Proc. ASME. DSCC2019, Volume 2: Modeling and Control of Engine and Aftertreatment Systems; Modeling and Control of IC Engines and Aftertreatment Systems; Modeling and Validation; Motion Planning and Tracking Control; Multi-Agent and Networked Systems; Renewable and Smart Energy Systems; Thermal Energy Systems; Uncertain Systems and Robustness; Unmanned Ground and Aerial Vehicles; Vehicle Dynamics and Stability; Vibrations: Modeling, Analysis, and Control, V002T25A001, October 8–11, 2019
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2019-8954
https://doi.org/10.1115/DSCC2019-8954
View Paper titled, Trajectory Tracking of 3D Autonomous Vehicles Using Backstepping Control
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Topics: Trajectories (Physics), Vehicles, Dynamics (Mechanics), Errors, Degrees of freedom, Engineering simulation, Simulation, Stability, Three-dimensional models
Journal Articles

Prediction of Wheel Slipping Limits for Mobile Robots

Alan Whitman, Garrett Clayton, Hashem Ashrafiuon
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Research-Article
J. Dyn. Sys., Meas., Control. April 2019, 141(4): 041002.
Paper No: DS-18-1289
https://doi.org/10.1115/1.4041664
Published Online: November 22, 2018
View Article titled, Prediction of Wheel Slipping Limits for Mobile Robots
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Topics: Robots, Wheels, Mobile robots, Equations of motion
Proceedings Papers

Prediction of Wheel Slipping Limits for Mobile Robots

Alan M. Whitman, Garrett M. Clayton, Hashem Ashrafiuon
Proc. ASME. DSCC2018, Volume 3: Modeling and Validation; Multi-Agent and Networked Systems; Path Planning and Motion Control; Tracking Control Systems; Unmanned Aerial Vehicles (UAVs) and Application; Unmanned Ground and Aerial Vehicles; Vibration in Mechanical Systems; Vibrations and Control of Systems; Vibrations: Modeling, Analysis, and Control, V003T37A002, September 30–October 3, 2018
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2018-9053
https://doi.org/10.1115/DSCC2018-9053
View Paper titled, Prediction of Wheel Slipping Limits for Mobile Robots
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Topics: Mobile robots, Wheels, Nonlinear equations, Robots
Proceedings Papers

SMA Wire Characterization for 3D Steerable Active Devices

Saeed Karimi, Bardia Konh, Hashem Ashrafiuon
Proc. ASME. DMD2018, 2018 Design of Medical Devices Conference, V001T07A003, April 9–12, 2018
Publisher: American Society of Mechanical Engineers
Paper No: DMD2018-6856
https://doi.org/10.1115/DMD2018-6856
View Paper titled, SMA Wire Characterization for 3D Steerable Active Devices
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Topics: Aerospace industry, Biocompatibility, Biomedicine, Shape memory alloys, Shape memory effects, Shapes, Smart materials, Temperature, Wire
Journal Articles

A Decentralized Neuro-Adaptive Control Scheme to Suppress Chaotic/Hyperchaotic Dynamics of Smart Valves Network

Peiman Naseradinmousavi, Hashem Ashrafiuon, Mostafa Bagheri
Journal: Journal of Computational and Nonlinear Dynamics
Publisher: ASME
Article Type: Research-Article
J. Comput. Nonlinear Dynam. May 2018, 13(5): 051008.
Paper No: CND-17-1539
https://doi.org/10.1115/1.4039627
Published Online: April 3, 2018
View Article titled, A Decentralized Neuro-Adaptive Control Scheme to Suppress Chaotic/Hyperchaotic Dynamics of Smart Valves Network
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Topics: Dynamics (Mechanics), Valves, Errors, Tradeoffs
Proceedings Papers

Backstepping Control of Underactuated Planar Vehicles With Nonholonomic Constraints

Karl Ludwig Fetzer, Sergey Nersesov, Hashem Ashrafiuon
Proc. ASME. DSCC2017, Volume 1: Aerospace Applications; Advances in Control Design Methods; Bio Engineering Applications; Advances in Non-Linear Control; Adaptive and Intelligent Systems Control; Advances in Wind Energy Systems; Advances in Robotics; Assistive and Rehabilitation Robotics; Biomedical and Neural Systems Modeling, Diagnostics, and Control; Bio-Mechatronics and Physical Human Robot; Advanced Driver Assistance Systems and Autonomous Vehicles; Automotive Systems, V001T09A003, October 11–13, 2017
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2017-5126
https://doi.org/10.1115/DSCC2017-5126
View Paper titled, Backstepping Control of Underactuated Planar Vehicles With Nonholonomic Constraints
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Topics: Vehicles, Control equipment, Design, Trajectories (Physics), Vessels, Aircraft, Errors, Mobile robots, Simulation
Proceedings Papers

Suppressing Chaotic/Hyperchaotic Dynamics of Smart Valves Network Using Decentralized and Centralized Schemes

Mostafa Bagheri, Peiman Naseradinmousavi, Hashem Ashrafiuon, Marcello Canova, David B. Segala
Proc. ASME. DSCC2017, Volume 3: Vibration in Mechanical Systems; Modeling and Validation; Dynamic Systems and Control Education; Vibrations and Control of Systems; Modeling and Estimation for Vehicle Safety and Integrity; Modeling and Control of IC Engines and Aftertreatment Systems; Unmanned Aerial Vehicles (UAVs) and Their Applications; Dynamics and Control of Renewable Energy Systems; Energy Harvesting; Control of Smart Buildings and Microgrids; Energy Systems, V003T42A001, October 11–13, 2017
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2017-5006
https://doi.org/10.1115/DSCC2017-5006
View Paper titled, Suppressing Chaotic/Hyperchaotic Dynamics of Smart Valves Network Using Decentralized and Centralized Schemes
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Topics: Dynamics (Mechanics), Valves, Natural gas fields, Piping systems, Robustness, Solenoids, Tradeoffs
Proceedings Papers

Robust Integral Backstepping Control of Quadrotors

Alexander Poultney, Peiyan Gong, Hashem Ashrafiuon
Proc. ASME. DSCC2017, Volume 2: Mechatronics; Estimation and Identification; Uncertain Systems and Robustness; Path Planning and Motion Control; Tracking Control Systems; Multi-Agent and Networked Systems; Manufacturing; Intelligent Transportation and Vehicles; Sensors and Actuators; Diagnostics and Detection; Unmanned, Ground and Surface Robotics; Motion and Vibration Control Applications, V002T12A001, October 11–13, 2017
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2017-5014
https://doi.org/10.1115/DSCC2017-5014
View Paper titled, Robust Integral Backstepping Control of Quadrotors
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Topics: Control equipment, Engineering simulation, Modeling, Simulation, Thrust, Trajectories (Physics), Uncertainty, Yaw