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Proceedings Papers

URANS Modeling of Effects of Rotation on Flow Distribution and Heat Transfer in an Electric Motor

Ankit Tiwari, Savas Yavuzkurt
Proc. ASME. IMECE2020, Volume 10: Fluids Engineering, V010T10A026, November 16–19, 2020
Paper No: IMECE2020-23255
DOI: https://doi.org/10.1115/IMECE2020-23255
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Topics: Electric motors, Flow (Dynamics), Heat transfer, Modeling, Rotation
Proceedings Papers

A Conjugate Heat Transfer and Thermal Stress Analysis of Film-Cooled Superalloy With Thermal Barrier Coating

Xiaohu Chen, Jiao Li, Yun Long, Yuzhang Wang, Shilie Weng, Savas Yavuzkurt
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A074, September 21–25, 2020
Paper No: GT2020-16241
DOI: https://doi.org/10.1115/GT2020-16241
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Topics: Film cooling, Heat transfer, Superalloys, Thermal barrier coatings, Thermal stresses
Proceedings Papers

Simulations of Film Cooling Flow Structure and Heat Transfer in the Near Field of Cooling Jets With a Modified DES Model

Feiyan Yu, Savas Yavuzkurt
Proc. ASME. HT2019, ASME 2019 Heat Transfer Summer Conference, V001T05A004, July 14–17, 2019
Paper No: HT2019-3683
DOI: https://doi.org/10.1115/HT2019-3683
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Topics: Cooling, Film cooling, Flow (Dynamics), Heat transfer, Jets, Simulation, Density, Engineering simulation, Eddies (Fluid dynamics), Coolants
Journal Articles

A Comparative Study of Performance of Low Reynolds Number Turbulence Models for Various Heat Transfer Enhancement Simulations

Ankit Tiwari, Savas Yavuzkurt
Journal: Journal of Heat Transfer
Article Type: Research-Article
J. Heat Transfer. July 2019, 141(7): 071902.
Paper No: HT-18-1691
DOI: https://doi.org/10.1115/1.4043305
Published Online: May 14, 2019
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Topics: Friction, Reynolds number, Turbulence, Heat transfer, Fins, Computational fluid dynamics
Proceedings Papers

Simulation of Film Cooling Heat Transfer and Simulation Improvement With a Modified DES Turbulence Model

Feiyan Yu, Savas Yavuzkurt
Proc. ASME. IMECE2018, Volume 8A: Heat Transfer and Thermal Engineering, V08AT10A039, November 9–15, 2018
Paper No: IMECE2018-86887
DOI: https://doi.org/10.1115/IMECE2018-86887
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Topics: Film cooling, Heat transfer, Simulation, Turbulence, Modeling, Vortices, Cooling, Density, Design, Diffusion (Physics)
Proceedings Papers

Effects of Oscillations in the Main Flow on Film Cooling at Various Frequencies at a Low Blowing Ratio

Seung Il Baek, Savas Yavuzkurt
Proc. ASME. GT2018, Volume 5A: Heat Transfer, V05AT12A006, June 11–15, 2018
Paper No: GT2018-75440
DOI: https://doi.org/10.1115/GT2018-75440
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Topics: Film cooling, Flow (Dynamics), Oscillations, Coolants, Gas turbines, Combustion chambers, Heat transfer coefficients, Vortices, Blades, Combustion
Proceedings Papers

Effects of Oscillations in the Mainstream on Film Cooling at Various Blowing Ratios

Seung Il Baek, Savas Yavuzkurt
Proc. ASME. GT2017, Volume 5A: Heat Transfer, V05AT12A007, June 26–30, 2017
Paper No: GT2017-63398
DOI: https://doi.org/10.1115/GT2017-63398
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Topics: Film cooling, Oscillations, Flow (Dynamics), Jets, Coolants, Heat transfer coefficients, Cooling, Turbulence, Combustion, Cycles
Proceedings Papers

Effects of Oscillations in the Main Flow due to Thermo Acoustic Fields in a Gas Turbine Combustor on Film Cooling

Seung Il Baek, Savas Yavuzkurt
Proc. ASME. GT2016, Volume 5C: Heat Transfer, V05CT12A005, June 13–17, 2016
Paper No: GT2016-56402
DOI: https://doi.org/10.1115/GT2016-56402
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Topics: Acoustics, Combustion chambers, Film cooling, Flow (Dynamics), Gas turbines, Oscillations, Engineering simulation, Jets, Simulation, Waves
Proceedings Papers

Evaluation of Effects of Different Design Parameters on Axial Fan Performance Using CFD

Racheet Matai, Savas Yavuzkurt
Proc. ASME. GT2015, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T09A012, June 15–19, 2015
Paper No: GT2015-43056
DOI: https://doi.org/10.1115/GT2015-43056
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Topics: Computational fluid dynamics, Design, Blades, Flow (Dynamics), Chords (Trusses), Pressure, Resistors, Rotors, Simulation results
Proceedings Papers

A Superposition Technique for Multiple-Row Film-Cooling for Calculation of 2-D Effectiveness and Heat Transfer Coefficients

Peter T. Ingram, Savas Yavuzkurt
Proc. ASME. GT2015, Volume 5B: Heat Transfer, V05BT12A014, June 15–19, 2015
Paper No: GT2015-42417
DOI: https://doi.org/10.1115/GT2015-42417
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Topics: Film cooling, Heat transfer coefficients, Heat transfer, Errors
Journal Articles

Unsteady Numerical Simulation of Flow in Draft Tube of a Hydroturbine Operating Under Various Conditions Using a Partially Averaged Navier–Stokes Model

Hosein Foroutan, Savas Yavuzkurt
Journal: Journal of Fluids Engineering
Article Type: Research-Article
J. Fluids Eng. June 2015, 137(6): 061101.
Paper No: FE-14-1527
DOI: https://doi.org/10.1115/1.4029632
Published Online: March 4, 2015
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Topics: Flow (Dynamics), Hydraulic turbines, Pressure, Reynolds-averaged Navier–Stokes equations, Simulation, Turbulence, Vortices, Computer simulation, Fluctuations (Physics), Ropes
Proceedings Papers

Modeling Sulfur Dioxide Capture in a Pulverized Coal Combustor

Rajesh B. Nair, Savas Yavuzkurt
Proc. ASME. GT1996, Volume 3: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V003T05A010, June 10–13, 1996
Paper No: 96-GT-112
DOI: https://doi.org/10.1115/96-GT-112
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Topics: Coal, Combustion chambers, Modeling, Sulfur, Particulate matter, Combustion, Diffusion (Physics), Heat, Mass transfer, Sintering
Journal Articles

Numerical Simulations of the Near-Field Region of Film Cooling Jets Under High Free Stream Turbulence: Application of RANS and Hybrid URANS/Large Eddy Simulation Models

Hosein Foroutan, Savas Yavuzkurt
Journal: Journal of Heat Transfer
Article Type: Research-Article
J. Heat Transfer. January 2015, 137(1): 011701.
Paper No: HT-14-1109
DOI: https://doi.org/10.1115/1.4028646
Published Online: January 1, 2015
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Topics: Film cooling, Flow (Dynamics), Reynolds-averaged Navier–Stokes equations, Simulation, Turbulence, Temperature, Computer simulation, Eddies (Fluid dynamics), Engineering simulation, Jets
Proceedings Papers

Simulation of the Near-Field Region of Film Cooling Jets Using RANS and Hybrid URANS/LES Models

Hosein Foroutan, Savas Yavuzkurt
Proc. ASME. GT2014, Volume 5B: Heat Transfer, V05BT13A031, June 16–20, 2014
Paper No: GT2014-25959
DOI: https://doi.org/10.1115/GT2014-25959
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Topics: Film cooling, Jets, Reynolds-averaged Navier–Stokes equations, Simulation, Flow (Dynamics), Turbulence, Computer simulation, Eddies (Fluid dynamics), Flat plates, Heat flux
Proceedings Papers

The Modeling and Analysis of a Package-Scale Circulating Fluidized Combustor

Matthew J. Kremer, Savas Yavuzkurt
Proc. ASME. GT2001, Volume 2: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V002T01A002, June 4–7, 2001
Paper No: 2001-GT-0002
DOI: https://doi.org/10.1115/2001-GT-0002
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Topics: Combustion chambers, Modeling, Particulate matter, Computation, Engineering simulation, Fluidized beds, Simulation, Temperature, Carbon, Flow (Dynamics)
Journal Articles

Flow in the Simplified Draft Tube of a Francis Turbine Operating at Partial Load—Part I: Simulation of the Vortex Rope

Hosein Foroutan, Savas Yavuzkurt
Journal: Journal of Applied Mechanics
Article Type: Research-Article
J. Appl. Mech. June 2014, 81(6): 061010.
Paper No: JAM-13-1423
DOI: https://doi.org/10.1115/1.4026817
Published Online: March 6, 2014
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Topics: Engineering simulation, Flow (Dynamics), Ropes, Simulation, Stress, Turbulence, Vortices, Francis turbines
Journal Articles

Flow in the Simplified Draft Tube of a Francis Turbine Operating at Partial Load—Part II: Control of the Vortex Rope

Hosein Foroutan, Savas Yavuzkurt
Journal: Journal of Applied Mechanics
Article Type: Research-Article
J. Appl. Mech. June 2014, 81(6): 061011.
Paper No: JAM-13-1424
DOI: https://doi.org/10.1115/1.4026818
Published Online: March 6, 2014
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Topics: Engineering simulation, Flow (Dynamics), Ropes, Simulation, Vortices, Water, Stress, Pressure, Francis turbines, Turbines
Proceedings Papers

Derivation of 2-D Empirical Correlations for Film-Cooling Effectiveness and Heat Transfer Augmentation From Spanwise Averaged Data and Correlations

Peter T. Ingram, Savas Yavuzkurt
Proc. ASME. GT2013, Volume 3B: Heat Transfer, V03BT13A045, June 3–7, 2013
Paper No: GT2013-95149
DOI: https://doi.org/10.1115/GT2013-95149
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Topics: Film cooling, Heat transfer, Temperature, Cooling, Design, Temperature distribution, Engineering simulation, Flat plates, Gas turbines, Simulation
Proceedings Papers

Analysis and Prevention of Vortex Rope Formation in the Draft Tube Cone of a Hydraulic Turbine

Hosein Foroutan, Savas Yavuzkurt
Proc. ASME. IMECE2012, Volume 7: Fluids and Heat Transfer, Parts A, B, C, and D, 2167-2177, November 9–15, 2012
Paper No: IMECE2012-86224
DOI: https://doi.org/10.1115/IMECE2012-86224
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Topics: Hydraulic turbines, Ropes, Vortices, Flow (Dynamics), Engineering simulation, Simulation, Pressure, Shear (Mechanics), Stress, Water
Proceedings Papers

A Model for Simulation of Turbulent Flow With High Free Stream Turbulence Implemented in OpenFOAM

Hosein Foroutan, Savas Yavuzkurt
Proc. ASME. GT2012, Volume 4: Heat Transfer, Parts A and B, 265-274, June 11–15, 2012
Paper No: GT2012-68717
DOI: https://doi.org/10.1115/GT2012-68717
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Topics: Simulation, Turbulence, Kinetic energy, Reynolds number, Skin friction (Fluid dynamics), Boundary layer turbulence, Boundary layers, Computational fluid dynamics, Flat plates, Flow (Dynamics)