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Michael M. Bernitsas
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Proceedings Papers

Hydrokinetic Energy Harnessing Using Two Tandem Cylinders With Large Turbulence Stimulation and Nonlinear Damping in Flow-Induced Oscillations

Nipit Congpuong, Salman Sadiq, Hai Sun, Michael M. Bernitsas
Proc. ASME. OMAE2024, Volume 7: Ocean Renewable Energy, V007T09A089, June 9–14, 2024
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2024-129792
https://doi.org/10.1115/OMAE2024-129792
View Paper titled, Hydrokinetic Energy Harnessing Using Two Tandem Cylinders With Large Turbulence Stimulation and Nonlinear Damping in Flow-Induced Oscillations
Open the PDF for Hydrokinetic Energy Harnessing Using Two Tandem Cylinders With Large Turbulence Stimulation and Nonlinear Damping in Flow-Induced Oscillations in another window
Topics: Cylinders, Damping, Flow (Dynamics), Hydropower, Oscillations, Turbulence
Journal Articles

Interference Effects on Flow-Induced Oscillation of Three Tandem Cylinders With Passive Turbulence Control

Huaijun Li, Michael M. Bernitsas, Hai Sun
Journal: Journal of Offshore Mechanics and Arctic Engineering
Publisher: ASME
Article Type: Research Papers
J. Offshore Mech. Arct. Eng. April 2025, 147(2): 021901.
Paper No: OMAE-24-1040
https://doi.org/10.1115/1.4065972
Published Online: August 6, 2024
View Article titled, Interference Effects on Flow-Induced Oscillation of Three Tandem Cylinders With Passive Turbulence Control
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Topics: Cylinders, Oscillations
Journal Articles

Hydrokinetic Energy Conversion by Flow-Induced Oscillation of Two Tandem Cylinders of Different Stiffness

Wenyong Yuan, Hai Sun, Eun Soo Kim, Hui Li, Nicholas Beltsos, Michael M. Bernitsas
Journal: Journal of Offshore Mechanics and Arctic Engineering
Publisher: ASME
Article Type: Research Papers
J. Offshore Mech. Arct. Eng. December 2021, 143(6): 062001.
Paper No: OMAE-20-1114
https://doi.org/10.1115/1.4050641
Published Online: April 19, 2021
View Article titled, Hydrokinetic Energy Conversion by Flow-Induced Oscillation of Two Tandem Cylinders of Different Stiffness
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Topics: Cylinders, Flow (Dynamics), Oscillations, Stiffness, Vortex-induced vibration, Hydropower, Damping
Proceedings Papers

Numerical Simulation and Experiments of Flow-Induced Oscillations of Single-Cylinder With Large Passive Turbulence Control

Ningyu Li, Hongrae Park, Hai Sun, Michael M. Bernitsas
Proc. ASME. OMAE2020, Volume 8: CFD and FSI, V008T08A033, August 3–7, 2020
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2020-19142
https://doi.org/10.1115/OMAE2020-19142
View Paper titled, Numerical Simulation and Experiments of Flow-Induced Oscillations of Single-Cylinder With Large Passive Turbulence Control
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Topics: Computer simulation, Cylinders, Flow (Dynamics), Oscillations, Turbulence, Vortex-induced vibration, Circular cylinders, Fluid structure interaction, Renewable energy, Strips
Proceedings Papers

Hydrokinetic Energy Conversion by Flow-Induced Oscillation of Two Tandem-Cylinders of Different Stiffness

Wenyong Yuan, Hai Sun, Nicholas Beltsos, Michael M. Bernitsas
Proc. ASME. OMAE2020, Volume 9: Ocean Renewable Energy, V009T09A008, August 3–7, 2020
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2020-19120
https://doi.org/10.1115/OMAE2020-19120
View Paper titled, Hydrokinetic Energy Conversion by Flow-Induced Oscillation of Two Tandem-Cylinders of Different Stiffness
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Topics: Cylinders, Flow (Dynamics), Hydropower, Oscillations, Stiffness, Vortex-induced vibration, Damping, Inflow, Ocean currents, Renewable energy
Proceedings Papers

Modeling of a Hydrokinetic Energy Converter With Two Tandem Cylinders in Flow-Induced Oscillations

Yanfang Lv, Michael M. Bernitsas, Sun Hai
Proc. ASME. OMAE2020, Volume 9: Ocean Renewable Energy, V009T09A002, August 3–7, 2020
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2020-18473
https://doi.org/10.1115/OMAE2020-18473
View Paper titled, Modeling of a Hydrokinetic Energy Converter With Two Tandem Cylinders in Flow-Induced Oscillations
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Topics: Artificial neural networks, Cylinders, Flow (Dynamics), Hydropower, Modeling, Oscillations
Proceedings Papers

Synergistic Flow Induced Oscillation of Multiple Cylinders in Harvesting Marine Hydrokinetic Energy

Sun Hai, Michael M. Bernitsas, Chen Zhiyun
Proc. ASME. OMAE2019, Volume 10: Ocean Renewable Energy, V010T09A012, June 9–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2019-96671
https://doi.org/10.1115/OMAE2019-96671
View Paper titled, Synergistic Flow Induced Oscillation of Multiple Cylinders in Harvesting Marine Hydrokinetic Energy
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Topics: Cylinders, Flow (Dynamics), Hydropower, Oscillations
Proceedings Papers

Eigen-Solution for Flow Induced Oscillations (VIV and Galloping) Revealed at the Fluid-Structure Interface

Michael M. Bernitsas, James Ofuegbe, Jau-Uei Chen, Hai Sun
Proc. ASME. OMAE2019, Volume 2: CFD and FSI, V002T08A063, June 9–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2019-96823
https://doi.org/10.1115/OMAE2019-96823
View Paper titled, Eigen-Solution for Flow Induced Oscillations (VIV and Galloping) Revealed at the Fluid-Structure Interface
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Topics: Flow (Dynamics), Fluids, Oscillations, Vortex-induced vibration, Damping, Vortices, Cylinders, Frequency response, Dynamics (Mechanics), Fluid structure interaction
Proceedings Papers

Toward a Contactless Hydrokinetic Energy Harvester: A Computational Magnetic Field Estimation

Georgios Tsakyridis, Nikolaos I. Xiros, Michael M. Bernitsas
Proc. ASME. IMECE2018, Volume 4B: Dynamics, Vibration, and Control, V04BT06A001, November 9–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2018-87063
https://doi.org/10.1115/IMECE2018-87063
View Paper titled, Toward a Contactless Hydrokinetic Energy Harvester: A Computational Magnetic Field Estimation
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Topics: Hydropower, Magnetic fields, Magnetic levitation, Dimensions, Energy harvesting, Friction, Propulsion, Aerospace industry, Bearings, Computer simulation
Proceedings Papers

System Identification of Hydrokinetic Energy Harvester Using Flow Induced Oscillations

Ralph Saxton, Soumyadip Patra, Nikolaos I. Xiros, Michael M. Bernitsas, Hai Sun
Proc. ASME. IMECE2018, Volume 1: Advances in Aerospace Technology, V001T03A018, November 9–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2018-87059
https://doi.org/10.1115/IMECE2018-87059
View Paper titled, System Identification of Hydrokinetic Energy Harvester Using Flow Induced Oscillations
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Topics: Flow (Dynamics), Hydropower, Oscillations, Control systems, Cylinders, Dynamics (Mechanics), Signals, Vortex shedding, Vortex-induced vibration, Cross-flow
Proceedings Papers

Dynamic Modeling of Flow Induced Vibration Power-Plants

Nikolaos I. Xiros, Michael M. Bernitsas, Hai Sun, Ralph Saxton, Juliette W. Ioup
Proc. ASME. OMAE2018, Volume 10: Ocean Renewable Energy, V010T09A009, June 17–22, 2018
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2018-78163
https://doi.org/10.1115/OMAE2018-78163
View Paper titled, Dynamic Modeling of Flow Induced Vibration Power-Plants
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Topics: Dynamic modeling, Flow-induced vibrations, Power stations, Energy generation, Phase space, Vortex-induced vibration, Attractors, Control equipment, Cross-flow, Cylinders
Journal Articles

Interactive Flow-Induced Vibrations of Two Staggered, Low Mass-Ratio Cylinders in the TrSL3 Flow Regime (2.5 × 10 4  < Re < 1.2 × 10 5 ): Smooth Cylinders

Chunning Ji, Wanhai Xu, Hai Sun, Rui Wang, Chunhui Ma, Michael M. Bernitsas
Journal: Journal of Offshore Mechanics and Arctic Engineering
Publisher: ASME
Article Type: Research-Article
J. Offshore Mech. Arct. Eng. August 2018, 140(4): 041801.
Paper No: OMAE-17-1063
https://doi.org/10.1115/1.4038936
Published Online: February 22, 2018
View Article titled, Interactive Flow-Induced Vibrations of Two Staggered, Low Mass-Ratio Cylinders in the TrSL3 Flow Regime (2.5 × 10 4  &lt; Re &lt; 1.2 × 10 5 ): Smooth Cylinders
Open the PDF for Interactive Flow-Induced Vibrations of Two Staggered, Low Mass-Ratio Cylinders in the TrSL3 Flow Regime (2.5 × 10 4  < Re < 1.2 × 10 5 ): Smooth Cylinders in another window
Topics: Cylinders, Displacement, Vibration, Flow (Dynamics), Vortex-induced vibration, Flow-induced vibrations
Journal Articles

Two Tandem Cylinders With Passive Turbulence Control in Flow-Induced Vibration: Relation of Oscillation Patterns to Frequency Response

Kai Lan, Hai Sun, Michael M. Bernitsas
Journal: Journal of Offshore Mechanics and Arctic Engineering
Publisher: ASME
Article Type: Research-Article
J. Offshore Mech. Arct. Eng. June 2018, 140(3): 031803.
Paper No: OMAE-17-1033
https://doi.org/10.1115/1.4038935
Published Online: February 13, 2018
View Article titled, Two Tandem Cylinders With Passive Turbulence Control in Flow-Induced Vibration: Relation of Oscillation Patterns to Frequency Response
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Topics: Cylinders, Frequency response, Oscillations, Vortex-induced vibration
Journal Articles

Flow-Induced Vibration and Hydrokinetic Power Conversion of Two Staggered Rough Cylinders for 2.5 × 10 4  < Re < 1.2 × 10 5

Wanhai Xu, Chunning Ji, Hai Sun, Wenjun Ding, Michael M. Bernitsas
Journal: Journal of Offshore Mechanics and Arctic Engineering
Publisher: ASME
Article Type: Research-Article
J. Offshore Mech. Arct. Eng. April 2018, 140(2): 021905.
Paper No: OMAE-17-1051
https://doi.org/10.1115/1.4038932
Published Online: February 8, 2018
View Article titled, Flow-Induced Vibration and Hydrokinetic Power Conversion of Two Staggered Rough Cylinders for 2.5 × 10 4  &lt; Re &lt; 1.2 × 10 5
Open the PDF for Flow-Induced Vibration and Hydrokinetic Power Conversion of Two Staggered Rough Cylinders for 2.5 × 10 4  < Re < 1.2 × 10 5 in another window
Topics: Cylinders, Damping, Hydropower, Springs, Stiffness, Flow-induced vibrations, Vortex-induced vibration
Proceedings Papers

Two Tandem Cylinders With Passive Turbulence Control in Flow Induced Vibration: Relation of Oscillation Patterns to Frequency Response

Kai Lan, Hai Sun, Michael M. Bernitsas
Proc. ASME. OMAE2017, Volume 10: Ocean Renewable Energy, V010T09A004, June 25–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2017-62131
https://doi.org/10.1115/OMAE2017-62131
View Paper titled, Two Tandem Cylinders With Passive Turbulence Control in Flow Induced Vibration: Relation of Oscillation Patterns to Frequency Response
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Topics: Cylinders, Flow-induced vibrations, Frequency response, Oscillations, Turbulence, Flow (Dynamics), Spectra (Spectroscopy), Currents, Hydropower, Oceans
Proceedings Papers

Interactive Flow-Induced Vibrations of Two Staggered, Low Mass-Ratio Cylinders in the TrSL3 Flow Regime (2.5×10 4

Chunning Ji, Wanhai Xu, Hai Sun, Michael M. Bernitsas
Proc. ASME. OMAE2017, Volume 10: Ocean Renewable Energy, V010T09A005, June 25–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2017-62166
https://doi.org/10.1115/OMAE2017-62166
View Paper titled, Interactive Flow-Induced Vibrations of Two Staggered, Low Mass-Ratio Cylinders in the TrSL3 Flow Regime (2.5×10 4 &lt;Re&lt;1.2×10 5 ): Smooth Cylinders
Open the PDF for Interactive Flow-Induced Vibrations of Two Staggered, Low Mass-Ratio Cylinders in the TrSL3 Flow Regime (2.5×10 4 <Re<1.2×10 5 ): Smooth Cylinders in another window
Topics: Cylinders, Flow (Dynamics), Flow-induced vibrations, Springs, Vibration, Circular cylinders, Dampers, Damping, Displacement, Fluid-dynamic forces
Proceedings Papers

Two Tandem Cylinders With Turbulence Stimulation in FIV Power Conversion: CFD With Experimental Verification of Interaction

Wenjun Ding, Hai Sun, Wanhai Xu, Michael M. Bernitsas
Proc. ASME. OMAE2017, Volume 10: Ocean Renewable Energy, V010T09A006, June 25–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2017-62271
https://doi.org/10.1115/OMAE2017-62271
View Paper titled, Two Tandem Cylinders With Turbulence Stimulation in FIV Power Conversion: CFD With Experimental Verification of Interaction
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Topics: Computational fluid dynamics, Cylinders, Energy conversion, Turbulence, Frequency response, Surface roughness, Vortex-induced vibration, Computer simulation, Damping, Energy harvesting
Proceedings Papers

Flow-Induced Vibration (FIV) and Hydrokinetic Power Conversion of Two Staggered, Low Mass-Ratio Cylinders, With Passive Turbulence Control in the TrSL3 Flow Regime (2.5×10 4

Wanhai Xu, Chunning Ji, Hai Sun, Wenjun Ding, Michael M. Bernitsas
Proc. ASME. OMAE2017, Volume 10: Ocean Renewable Energy, V010T09A007, June 25–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2017-62693
https://doi.org/10.1115/OMAE2017-62693
View Paper titled, Flow-Induced Vibration (FIV) and Hydrokinetic Power Conversion of Two Staggered, Low Mass-Ratio Cylinders, With Passive Turbulence Control in the TrSL3 Flow Regime (2.5×10 4 &lt;Re&lt;1.2×10 5 )
Open the PDF for Flow-Induced Vibration (FIV) and Hydrokinetic Power Conversion of Two Staggered, Low Mass-Ratio Cylinders, With Passive Turbulence Control in the TrSL3 Flow Regime (2.5×10 4 <Re<1.2×10 5 ) in another window
Topics: Cylinders, Flow (Dynamics), Flow-induced vibrations, Hydropower, Turbulence, Vortex-induced vibration, Oscillations, Renewable energy, Springs, Circular cylinders
Journal Articles

Sensitivity to Zone Covering of the Map of Passive Turbulence Control to Flow-Induced Motions for a Circular Cylinder at 30,000 ≤ Re ≤ 120,000

Hongrae Park, Eun Soo Kim, Michael M. Bernitsas
Journal: Journal of Offshore Mechanics and Arctic Engineering
Publisher: ASME
Article Type: Research-Article
J. Offshore Mech. Arct. Eng. April 2017, 139(2): 021802.
Paper No: OMAE-16-1065
https://doi.org/10.1115/1.4035140
Published Online: February 13, 2017
View Article titled, Sensitivity to Zone Covering of the Map of Passive Turbulence Control to Flow-Induced Motions for a Circular Cylinder at 30,000 ≤ Re ≤ 120,000
Open the PDF for Sensitivity to Zone Covering of the Map of Passive Turbulence Control to Flow-Induced Motions for a Circular Cylinder at 30,000 ≤ Re ≤ 120,000 in another window
Topics: Circular cylinders, Cylinders, Flow (Dynamics), Strips, Surface roughness, Turbulence, Vortex-induced vibration
Journal Articles

Numerical Study on the Effect of Tandem Spacing on Flow-Induced Motions of Two Cylinders With Passive Turbulence Control

Lin Ding, Li Zhang, Chunmei Wu, Eun Soo Kim, Michael M. Bernitsas
Journal: Journal of Offshore Mechanics and Arctic Engineering
Publisher: ASME
Article Type: Research-Article
J. Offshore Mech. Arct. Eng. April 2017, 139(2): 021801.
Paper No: OMAE-15-1028
https://doi.org/10.1115/1.4034760
Published Online: October 21, 2016
View Article titled, Numerical Study on the Effect of Tandem Spacing on Flow-Induced Motions of Two Cylinders With Passive Turbulence Control
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Topics: Cylinders, Flow (Dynamics), Turbulence, Vortex-induced vibration, Vortices