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Journal Articles

Optimal Design of Multiple Tuned Mass Dampers to Reduce Vibrations of a Ram-Type Structure With Varying Dynamics via a Control Theoretic Framework

Jihyun Lee, Chang-Ju Kim, Changho Lee, Changwon Oh
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. February 2020, 142(2): 021009.
Paper No: MANU-19-1491
https://doi.org/10.1115/1.4045628
Published Online: December 24, 2019
View Article titled, Optimal Design of Multiple Tuned Mass Dampers to Reduce Vibrations of a Ram-Type Structure With Varying Dynamics via a Control Theoretic Framework
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Topics: Dampers, Damping, Design, Dynamics (Mechanics), Optimization, Simulation, Stiffness, Vibration, Feedback, Machine tools
Journal Articles

A Linear Feedback Control Framework for Optimally Locating Passive Vibration Isolators With Known Stiffness and Damping Parameters

Jihyun Lee, Amir H. Ghasemi, Chinedum E. Okwudire, Jeffrey Scruggs
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research-Article
J. Vib. Acoust. February 2017, 139(1): 011006.
Paper No: VIB-16-1051
https://doi.org/10.1115/1.4034771
Published Online: October 27, 2016
View Article titled, A Linear Feedback Control Framework for Optimally Locating Passive Vibration Isolators With Known Stiffness and Damping Parameters
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Topics: Damping, Feedback, Machinery, Optimization, Stability, Stiffness, Vibration, Vibration isolators
Proceedings Papers

A Control Theoretic Framework for Optimally Locating Passive Vibration Isolators to Minimize Residual Vibration

Amir H. Ghasemi, Jihyun Lee, Chinedum E. Okwudire
Proc. ASME. DSCC2015, Volume 3: Multiagent Network Systems; Natural Gas and Heat Exchangers; Path Planning and Motion Control; Powertrain Systems; Rehab Robotics; Robot Manipulators; Rollover Prevention (AVS); Sensors and Actuators; Time Delay Systems; Tracking Control Systems; Uncertain Systems and Robustness; Unmanned, Ground and Surface Robotics; Vehicle Dynamics Control; Vibration and Control of Smart Structures/Mech Systems; Vibration Issues in Mechanical Systems, V003T53A003, October 28–30, 2015
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2015-9871
https://doi.org/10.1115/DSCC2015-9871
View Paper titled, A Control Theoretic Framework for Optimally Locating Passive Vibration Isolators to Minimize Residual Vibration
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Topics: Vibration, Vibration isolators, Design, Damping, Engineering simulation, Feedback, Feedforward control, Machinery, Manufacturing, Optimal control
Proceedings Papers

Effects of Non-Proportional Damping on the Residual Vibrations of Mode-Coupled Ultra-Precision Manufacturing Machines

Jihyun Lee, Chinedum Okwudire
Proc. ASME. DSCC2014, Volume 3: Industrial Applications; Modeling for Oil and Gas, Control and Validation, Estimation, and Control of Automotive Systems; Multi-Agent and Networked Systems; Control System Design; Physical Human-Robot Interaction; Rehabilitation Robotics; Sensing and Actuation for Control; Biomedical Systems; Time Delay Systems and Stability; Unmanned Ground and Surface Robotics; Vehicle Motion Controls; Vibration Analysis and Isolation; Vibration and Control for Energy Harvesting; Wind Energy, V003T50A001, October 22–24, 2014
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2014-6120
https://doi.org/10.1115/DSCC2014-6120
View Paper titled, Effects of Non-Proportional Damping on the Residual Vibrations of Mode-Coupled Ultra-Precision Manufacturing Machines
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Topics: Damping, Machinery, Manufacturing, Vibration, Design, Finishes
Proceedings Papers

Optimal Motor Location for the Reduction of Residual Vibrations in Mode-Coupled Ultra-Precision Manufacturing Machines

Chinedum E. Okwudire, Jihyun Lee
Proc. ASME. MSEC2013, Volume 2: Systems; Micro and Nano Technologies; Sustainable Manufacturing, V002T02A018, June 10–14, 2013
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2013-1228
https://doi.org/10.1115/MSEC2013-1228
View Paper titled, Optimal Motor Location for the Reduction of Residual Vibrations in Mode-Coupled Ultra-Precision Manufacturing Machines
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Topics: Design, Engines, Machinery, Manufacturing, Motors, Vibration