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Proceedings Papers

Numerical Investigation of the Compressible Flow Through a Turbine Center Frame Duct

Li-Wei Chen, Christian Wakelam, Jonathan Ong, Andreas Peters, Andrea Milli, Vittorio Michelassi
Proc. ASME. GT2018, Volume 2A: Turbomachinery, V02AT45A006, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75307
https://doi.org/10.1115/GT2018-75307
View Paper titled, Numerical Investigation of the Compressible Flow Through a Turbine Center Frame Duct
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Topics: Compressible flow, Ducts, Turbines, Flow (Dynamics), Turbulence, Pressure, Boundary layers, Mach number, Reynolds-averaged Navier–Stokes equations, Eddies (Fluid dynamics)
Journal Articles

A Study of Trailing-Edge Losses in Organic Rankine Cycle Turbines

Francisco J. Durá Galiana, Andrew P.S. Wheeler, Jonathan Ong
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. December 2016, 138(12): 121003.
Paper No: TURBO-16-1080
https://doi.org/10.1115/1.4033473
Published Online: June 1, 2016
View Article titled, A Study of Trailing-Edge Losses in Organic Rankine Cycle Turbines
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Topics: Engineering simulation, Flow (Dynamics), Mach number, Organic Rankine cycle, Pressure, Shock (Mechanics), Simulation, Turbines, Wakes, Computational fluid dynamics
Journal Articles

Loss Audit of a Turbine Stage

Sungho Yoon, Thomas Vandeputte, Hiteshkumar Mistry, Jonathan Ong, Alexander Stein
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. May 2016, 138(5): 051004.
Paper No: TURBO-15-1247
https://doi.org/10.1115/1.4032138
Published Online: January 20, 2016
View Article titled, Loss Audit of a Turbine Stage
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Topics: Entropy, Rotors, Stators, Turbines, Flow (Dynamics), Computational fluid dynamics, Design, Blades, Leakage
Proceedings Papers

Loss Audit of a Turbine Stage

Sungho Yoon, Thomas Vandeputte, Hiteshkumar Mistry, Jonathan Ong, Alexander Stein
Proc. ASME. GT2015, Volume 2A: Turbomachinery, V02AT38A033, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-43349
https://doi.org/10.1115/GT2015-43349
View Paper titled, Loss Audit of a Turbine Stage
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Topics: Turbines, Rotors, Stators, Leakage, Blades, Cooling, Design, Entropy, Machinery
Proceedings Papers

A Study of Trailing-Edge Losses in Organic Rankine Cycle Turbines

Francisco J. Durá Galiana, Andrew P. S. Wheeler, Jonathan Ong
Proc. ASME. GT2015, Volume 2A: Turbomachinery, V02AT38A020, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42920
https://doi.org/10.1115/GT2015-42920
View Paper titled, A Study of Trailing-Edge Losses in Organic Rankine Cycle Turbines
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Topics: Organic Rankine cycle, Turbines, Flow (Dynamics), Shock (Mechanics), Computational fluid dynamics, Engineering simulation, Simulation, Supersonic flow
Proceedings Papers

A Study of the Three-Dimensional Unsteady Real-Gas Flows Within a Transonic ORC Turbine

Andrew P. S. Wheeler, Jonathan Ong
Proc. ASME. GT2014, Volume 3B: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Supercritical CO2 Power Cycles; Wind Energy, V03BT26A003, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-25475
https://doi.org/10.1115/GT2014-25475
View Paper titled, A Study of the Three-Dimensional Unsteady Real-Gas Flows Within a Transonic ORC Turbine
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Topics: Flow (Dynamics), Organic Rankine cycle, Turbines, Computational fluid dynamics, Rotors, Engineering simulation, Inflow, Reynolds-averaged Navier–Stokes equations, Shapes, Shock (Mechanics)
Proceedings Papers

The Role of Dense Gas Dynamics on ORC Turbine Performance

Andrew P. S. Wheeler, Jonathan Ong
Proc. ASME. GT2013, Volume 2: Aircraft Engine; Coal, Biomass and Alternative Fuels; Cycle Innovations, V002T07A030, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-95858
https://doi.org/10.1115/GT2013-95858
View Paper titled, The Role of Dense Gas Dynamics on ORC Turbine Performance
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Topics: Gasdynamics, Organic Rankine cycle, Turbines, Fluids, Design, Gas flow, Gases, High pressure (Physics), Nozzles
Journal Articles

The Role of Dense Gas Dynamics on Organic Rankine Cycle Turbine Performance

Andrew P. S. Wheeler, Jonathan Ong
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2013, 135(10): 102603.
Paper No: GTP-13-1214
https://doi.org/10.1115/1.4024963
Published Online: September 6, 2013
View Article titled, The Role of Dense Gas Dynamics on Organic Rankine Cycle Turbine Performance
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Topics: Algorithms, Design, Flow (Dynamics), Fluids, Gasdynamics, Nozzles, Organic Rankine cycle, Pressure, Turbines, Gases
Journal Articles

Hot Streak and Vane Coolant Migration in a Downstream Rotor

Jonathan Ong, Robert J. Miller
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2012, 134(5): 051002.
https://doi.org/10.1115/1.4003832
Published Online: May 7, 2012
View Article titled, Hot Streak and Vane Coolant Migration in a Downstream Rotor
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Topics: Coolants, Cooling, Flow (Dynamics), Pressure, Rotors, Temperature, Engines, Vortices, Turbines
Journal Articles

The Effect of Coolant Injection on the Endwall Flow of a High Pressure Turbine

Jonathan Ong, Robert J. Miller, Sumiu Uchida
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2012, 134(5): 051003.
https://doi.org/10.1115/1.4003838
Published Online: May 7, 2012
View Article titled, The Effect of Coolant Injection on the Endwall Flow of a High Pressure Turbine
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Topics: Coolants, Flow (Dynamics), Leakage, Rotors, Turbines, Engines, Leakage flows, Pressure
Proceedings Papers

Hot Streak and Vane Coolant Migration in a Downstream Rotor

Jonathan Ong, Robert J. Miller
Proc. ASME. GT2008, Volume 6: Turbomachinery, Parts A, B, and C, 1749-1760, June 9–13, 2008
Publisher: American Society of Mechanical Engineers
Paper No: GT2008-50971
https://doi.org/10.1115/GT2008-50971
View Paper titled, Hot Streak and Vane Coolant Migration in a Downstream Rotor
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Topics: Blades, Coolants, Flow (Dynamics), Rotors, Vortices