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Proceedings Papers

Design Optimization of an Ethanol Heavy-Duty Engine Using Design of Experiments and Bayesian Optimization

Bulut Tekgul, I-Han Liu, Manohar Vittal, Robert Schanz, Julie Blumreiter, Bernard H. Johnson, Gina M. Magnotti
Proc. ASME. ICEF2022, ASME 2022 ICE Forward Conference, V001T06A005, October 16–19, 2022
Paper No: ICEF2022-90257
DOI: https://doi.org/10.1115/ICEF2022-90257
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Topics: Design, Engines, Ethanol, Experimental design, Optimization, Thermal efficiency, Pistons, Combustion, Cylinders, Geometry
Proceedings Papers

Micro-Hydrokinetic Turbine Operating in the Vicinity of a Free Surface: Multiphase Large Eddy Simulations

Bashar Attiya, Muhannad Altimemy, Cosan Daskiran, I-Han Liu, Alparslan Oztekin
Proc. ASME. IMECE2019, Volume 7: Fluids Engineering, V007T08A040, November 11–14, 2019
Paper No: IMECE2019-10899
DOI: https://doi.org/10.1115/IMECE2019-10899
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Topics: Large eddy simulation, Turbines, Simulation, Engineering simulation, Multiphase flow, Turbulence, Dynamics (Mechanics), Energy generation, Flow (Dynamics), Fluids
Proceedings Papers

Stabilizing Pump-Turbine Operations Using Water Injection Passive Control

Muhannad Altimemy, Bashar Attiya, Cosan Daskiran, I-Han Liu, Alparslan Oztekin
Proc. ASME. AJKFluids2019, Volume 3B: Fluid Applications and Systems, V03BT03A010, July 28–August 1, 2019
Paper No: AJKFluids2019-4866
DOI: https://doi.org/10.1115/AJKFluids2019-4866
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Topics: Passive control, Pump turbines, Underground injection, Fluctuations (Physics), Pressure, Engineering simulation, Flow (Dynamics), Simulation, Turbines, Turbulence
Proceedings Papers

Mitigation of Flow-Induced Pressure Fluctuations in a Francis Turbine Using Water Injection

Muhannad Altimemy, Bashar Attiya, Cosan Daskiran, I-Han Liu, Alparslan Oztekin
Proc. ASME. AJKFluids2019, Volume 3B: Fluid Applications and Systems, V03BT03A062, July 28–August 1, 2019
Paper No: AJKFluids2019-4867
DOI: https://doi.org/10.1115/AJKFluids2019-4867
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Topics: Flow (Dynamics), Fluctuations (Physics), Francis turbines, Pressure, Underground injection, Stress, Engineering simulation, Simulation, Turbulence, Design
Proceedings Papers

Investigation of Three-Dimensional Lagrangian Coherent Structures in Flow Past Single and Arrays of Plate: Linear Energy Harvesting Applications

Bashar Attiya, I-Han Liu, Muhannad Altimemy, Cosan Daskiran, Alparslan Oztekin
Proc. ASME. IMECE2018, Volume 7: Fluids Engineering, V007T09A069, November 9–15, 2018
Paper No: IMECE2018-86332
DOI: https://doi.org/10.1115/IMECE2018-86332
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Topics: Energy harvesting, Flow (Dynamics), Large eddy simulation, Plates (structures), Turbulence, Dynamics (Mechanics), Eddies (Fluid dynamics), Engineering simulation, Reynolds number, Simulation
Proceedings Papers

Pressure Fluctuation Mitigation in a Francis Turbine With Water Injection: Computational Study

Muhannad Altimemy, Cosan Daskiran, Bashar Attiya, I-Han Liu, Alparslan Oztekin
Proc. ASME. IMECE2018, Volume 7: Fluids Engineering, V007T09A047, November 9–15, 2018
Paper No: IMECE2018-86333
DOI: https://doi.org/10.1115/IMECE2018-86333
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Topics: Francis turbines, Pressure, Underground injection, Ropes, Vortices, Engineering simulation, Simulation, Computational fluid dynamics, Energy generation, Reynolds number
Proceedings Papers

Large Eddy Simulation of Ventilated Pump-Turbine for Wastewater Treatment

Cosan Daskiran, Bashar Attiya, Muhannad Altimemy, I-Han Liu, Alparslan Oztekin
Proc. ASME. IMECE2018, Volume 7: Fluids Engineering, V007T09A006, November 9–15, 2018
Paper No: IMECE2018-86330
DOI: https://doi.org/10.1115/IMECE2018-86330
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Topics: Large eddy simulation, Pump turbines, Wastewater treatment, Energy generation, Oxygen, Reynolds number, Rotation, Simulation, Vorticity, Water
Proceedings Papers

Large Eddy Simulations of Ventilated Micro Hydrokinetic Turbine

Cosan Daskiran, Bashar Attiya, I-Han Liu, Jacob Riglin, Alparslan Oztekin
Proc. ASME. IMECE2017, Volume 7: Fluids Engineering, V007T09A003, November 3–9, 2017
Paper No: IMECE2017-70965
DOI: https://doi.org/10.1115/IMECE2017-70965
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Topics: Hydraulic turbines, Large eddy simulation, Turbines, Simulation, Engineering simulation, Flow (Dynamics), Design, Energy generation, Oxygen, Thrust
Proceedings Papers

Computational Fluid Dynamics Simulations in Flow Past Arrays of Finite Plate: Marine Current Energy Harvesting Applications

Bashar Attiya, I-Han Liu, Cosan Daskiran, Jacob Riglin, Alparslan Oztekin
Proc. ASME. IMECE2017, Volume 7: Fluids Engineering, V007T09A064, November 3–9, 2017
Paper No: IMECE2017-70900
DOI: https://doi.org/10.1115/IMECE2017-70900
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Topics: Computational fluid dynamics, Energy harvesting, Engineering simulation, Flow (Dynamics), Simulation, Drag (Fluid dynamics), Corners (Structural elements), Plates (structures), Vortices, Fluctuations (Physics)