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Journal Articles

Aerodynamic Impact of Secondary Air Injection Flowrates on the Main Annulus Flow Field for a Transonic High-Pressure Turbine Stage

Yoji Okita, Junichi Kazawa, Takashi Yamane, Nozomi Tanaka, Kazutaka Fuchigami, Hiroki Sato, Masaaki Hamabe, Haruyuki Tanimitsu

Publisher: ASME

J. Turbomach. December 2024, 146(12): 121007.

Paper No: TURBO-23-1183

https://doi.org/10.1115/1.4065907

Published Online: July 23, 2024

...@jaxa.jp 1 Corresponding author. Email: okita.yoji@jaxa.jp Email: tanimitsu5942@ihi-g.com Email: hamabe7888@ihi-g.com Email: sato3496@ihi-g.com Email: fuchigami3515@ihi-g.com cavity and leaking flows computational fluid dynamics (CFD) turbine aerodynamic design impact...

View Article titled, Aerodynamic Impact of Secondary Air Injection Flowrates on the Main Annulus Flow Field for a Transonic High-Pressure Turbine Stage

Topics: Annulus, Coolants, Design, Flow (Dynamics), Rotors, Turbines, Blades, Vortices, Pressure, Temperature

Journal Articles

Pragmatic Prediction Model of Droplet Trajectory in a Turbine Cascade

Ippei Oshima, Mikito Furuichi

Publisher: ASME

J. Turbomach. December 2024, 146(12): 121003.

Paper No: TURBO-24-1018

https://doi.org/10.1115/1.4065785

Published Online: July 15, 2024

... 01 2024 05 06 2024 06 06 2024 15 07 2024 Graphical Abstract Figure turbine blade droplet motion analytical model three-dimensional Eulerian–Lagrangian simulation computational fluid dynamics turbine aerodynamic design turbomachinery blading design...

View Article titled, Pragmatic Prediction Model of Droplet Trajectory in a Turbine Cascade

Topics: Drops, Gas flow, Trajectories (Physics), Turbine blades, Turbines, Cascades (Fluid dynamics), Computer simulation, Pressure, Particulate matter

Journal Articles

Endwall Contouring for Improving Aerodynamic Performance in a High-Pressure Turbine Cascade

Zhengshuai Du, Le Cai, Yingjie Chen, Songtao Wang, Hongfei Tang, Jun Zeng

Publisher: ASME

J. Turbomach. October 2024, 146(10): 101001.

Paper No: TURBO-23-1296

https://doi.org/10.1115/1.4065260

Published Online: April 16, 2024

... dynamics (CFD) endwall contouring secondary flow turbine aerodynamic design measurement techniques Non-axisymmetric endwall contouring is an effective method to control the evolution of the secondary flows in a cascade. The approach introduced by Rose [ 1 ] was initially employed to reduce...

View Article titled, Endwall Contouring for Improving Aerodynamic Performance in a High-Pressure Turbine Cascade

Topics: Cascades (Fluid dynamics), Flow (Dynamics), Pressure, Vortices, Turbines, Computational fluid dynamics, Blades, Boundary layers

Journal Articles

A New Multi-Stage Turbine Stator Design for Improved Performance Retention

Heather K. Jameson, John P. Longley

Publisher: ASME

J. Turbomach. June 2024, 146(6): 061006.

Paper No: TURBO-23-1269

https://doi.org/10.1115/1.4064285

Published Online: January 29, 2024

... aerodynamic design turbine blade and measurement advancements turbomachinery blading design Copyright © 2024 by ASME; reuse license CC-BY 4.0 2024 American Society of Mechanical Engineers 0889-504X/2024/146(6)/061006/14 ...

View Article titled, A New Multi-Stage Turbine Stator Design for Improved Performance Retention

Topics: Flow (Dynamics), Rotors, Stators, Vortices, Leakage flows, Leakage, Separation (Technology), Pressure, Vorticity

Journal Articles

Windage Torque Reduction in Low-Pressure Turbine Cavities Part I: Concept Design and Numerical Investigations

Zhihui Li, Loizos Christodoulou, Richard Jefferson-Loveday, Stephen Ambrose, Richard Jackson, Gary D. Lock, Carl M. Sangan, James A. Scobie

Publisher: ASME

J. Turbomach. June 2024, 146(6): 061004.

Paper No: TURBO-23-1161

https://doi.org/10.1115/1.4064224

Published Online: January 29, 2024

... Email: cms20@bath.ac.uk Email: j.a.scobie@bath.ac.uk 10 08 2023 27 11 2023 27 11 2023 29 01 2024 flow control concept windage torque hub cavity computational fluid dynamics (CFD) seal flow low-pressure turbine cavity and leaking flows turbine aerodynamic design...

View Article titled, Windage Torque Reduction in Low-Pressure Turbine Cavities Part I: Concept Design and Numerical Investigations

Topics: Cavities, Design, Flow (Dynamics), Flow control, Pressure, Torque, Turbines, Cavity flows

Journal Articles

Loss Analysis in Radial Inflow Turbines for Supercritical CO 2 Mixtures

Omar Aqel, Martin White, Abdulnaser Sayma

Publisher: ASME

J. Turbomach. May 2024, 146(5): 051003.

Paper No: TURBO-23-1236

https://doi.org/10.1115/1.4064193

Published Online: January 16, 2024

... turbine CO 2 mixtures transcritical CO 2 cycles turbine aerodynamic design loss analysis Directorate-General for Research and Innovation 10.13039/100004431 814985 Recent research has shown the advantage of CO 2 mixtures over pure CO 2 and state-of-the-art steam Rankine cycles...

View Article titled, Loss Analysis in Radial Inflow Turbines for Supercritical CO 2 Mixtures

Topics: Carbon dioxide, Design, Fluids, Turbines, Pressure, Inflow, Clearances (Engineering)

Journal Articles

Improvements in the Prediction of Steady and Unsteady Transition and Mixing in Low-Pressure Turbines by Means of Machine-Learnt Closures

Roberto Pacciani, Michele Marconcini, Andrea Arnone, Francesco Bertini, Ennio Spano, Simone Rosa Taddei, Richard D. Sandberg

Publisher: ASME

J. Turbomach. May 2024, 146(5): 051009.

Paper No: TURBO-23-1186

https://doi.org/10.1115/1.4064312

Published Online: January 16, 2024

... Turbine Institute (IGTI) of ASME for publication in the J ournal of T urbomachinery . 23 08 2023 06 11 2023 06 11 2023 16 01 2024 boundary layer development computational fluid dynamics (CFD) fan compressor turbine aerodynamic design To transform global air...

View Article titled, Improvements in the Prediction of Steady and Unsteady Transition and Mixing in Low-Pressure Turbines by Means of Machine-Learnt Closures

Topics: Blades, Boundary layers, Cascades (Fluid dynamics), Machinery, Pressure, Reynolds number, Reynolds-averaged Navier–Stokes equations, Turbines, Turbulence, Wakes

Journal Articles

An Improved Passage-Flow Turning Model for Forward-Curved Blades of Squirrel-Cage Fan

Boyan Jiang, Xiaopei Yang, Jun Wang, Zhiliang Lin, Jinkang Hu

Publisher: ASME

J. Turbomach. May 2024, 146(5): 051007.

Paper No: TURBO-21-1304

https://doi.org/10.1115/1.4064309

Published Online: January 16, 2024

... (CFD) fan squirrel-cage fan compressor turbine aerodynamic design turbomachinery blading design China Postdoctoral Science Foundation 10.13039/501100002858 2022M721238 Squirrel-cage fans (SCFs) are unique centrifugal fans characterized by a large diameter ratio, a large...

View Article titled, An Improved Passage-Flow Turning Model for Forward-Curved Blades of Squirrel-Cage Fan

Topics: Blades, Flow (Dynamics), Pressure

Journal Articles

Effects of Riblet Dimensions on the Transitional Boundary Layers Over High-Lift Turbine Blades

S. M. Ananth, Massimiliano Nardini, Aditya Vaid, Melissa Kozul, Nagabhushana Rao Vadlamani, Richard D. Sandberg

Publisher: ASME

J. Turbomach. March 2024, 146(3): 031012.

Paper No: TURBO-23-1250

https://doi.org/10.1115/1.4064087

Published Online: December 14, 2023

... . 16 09 2023 10 11 2023 13 11 2023 14 12 2023 riblets roughness direct numerical simulations transition to turbulence turbine aerodynamic design Science and Engineering Research Board 10.13039/501100001843 MTR/2022/000807 Low-pressure turbines (LPTs...

View Article titled, Effects of Riblet Dimensions on the Transitional Boundary Layers Over High-Lift Turbine Blades

Topics: Blades, Boundary layers, Dimensions, Flow (Dynamics), Surface roughness, Turbulence, Turbine blades, Skin friction (Fluid dynamics), Simulation, Pressure gradient

Journal Articles

Direct Numerical Simulation of Transitional and Turbulent Flows Over Multi-Scale Surface Roughness—Part I: Methodology and Challenges

Massimiliano Nardini, Melissa Kozul, Thomas O. Jelly, Richard D. Sandberg

Publisher: ASME

J. Turbomach. March 2024, 146(3): 031008.

Paper No: TURBO-23-1172

https://doi.org/10.1115/1.4063753

Published Online: December 4, 2023

... 2023 10 10 2023 10 10 2023 04 12 2023 surface roughness computational fluid dynamics (CFD) direct numerical simulation turbine aerodynamic design Australian Research Council 10.13039/501100000923 FT190100072 Office of Science 10.13039/100006132 DE-AC05...

View Article titled, Direct Numerical Simulation of Transitional and Turbulent Flows Over Multi-Scale Surface Roughness—Part I: Methodology and Challenges

Topics: Blades, Flow (Dynamics), Surface roughness, Turbulence, Computer simulation

Journal Articles

Direct Numerical Simulation of Transitional and Turbulent Flows Over Multi-Scale Surface Roughness—Part II: The Effect of Roughness on the Performance of a High-Pressure Turbine Blade

Massimiliano Nardini, Thomas O. Jelly, Melissa Kozul, Richard D. Sandberg, Paul Vitt, Greg Sluyter

Publisher: ASME

J. Turbomach. March 2024, 146(3): 031009.

Paper No: TURBO-23-1225

https://doi.org/10.1115/1.4063974

Published Online: December 4, 2023

...) direct numerical simulation turbine aerodynamic design Australian Research Council 10.13039/501100000923 FT190100072 Office of Science 10.13039/100006132 DE-AC05-00OR22725 Gas turbines are still the most widely used technology for power generation and aircraft propulsion...

View Article titled, Direct Numerical Simulation of Transitional and Turbulent Flows Over Multi-Scale Surface Roughness—Part II: The Effect of Roughness on the Performance of a High-Pressure Turbine Blade

Topics: Blades, Boundary layers, Surface roughness, Turbulence, Computer simulation, Turbine blades, High pressure (Physics), Flow (Dynamics), Heat flux, Wakes

Journal Articles

Computational Aeroacoustics for a Cold, Non-Ideally Expanded Aerospike Nozzle

Thomas Golliard, Mihai Mihaescu

Publisher: ASME

J. Turbomach. February 2024, 146(2): 021003.

Paper No: TURBO-23-1152

https://doi.org/10.1115/1.4063877

Published Online: November 8, 2023

... , “ An Analysis of the Correlations Between the Turbulent Flow and the Sound Pressure Fields of Subsonic Jets ,” J. Fluid. Mech. , 583 , pp. 71 – 97 . 10.1017/S002211200700612X computational fluid dynamics (CFD) nozzle aeroacoustics turbine aerodynamic design European Commission 10.13039...

View Article titled, Computational Aeroacoustics for a Cold, Non-Ideally Expanded Aerospike Nozzle

Topics: Acoustics, Flow (Dynamics), Noise (Sound), Nozzles, Shear (Mechanics), Shock (Mechanics), Pressure, Aerodynamic noise, Oscillations, Waves

Journal Articles

Active Fluidic Control of a Nozzle Guide Vane Throat

Alexander Spens, Jeffrey P. Bons

Publisher: ASME

J. Turbomach. January 2024, 146(1): 011004.

Paper No: TURBO-23-1180

https://doi.org/10.1115/1.4063677

Published Online: October 19, 2023

... environment [ 3 ]. gas turbine variable geometry cycle performance turbine aerodynamic design 18 08 2023 29 09 2023 02 10 2023 19 10 2023 Contributed by the International Gas Turbine Institute (IGTI) of ASME for publication in the J ournal of T urbomachinery...

View Article titled, Active Fluidic Control of a Nozzle Guide Vane Throat

Topics: Alkaline fuel cells, Flow (Dynamics), Nozzle guide vanes, Nozzles, Pressure, Mach number, Design, Actuators, Turbines

Journal Articles

High-Dimensional Uncertainty Quantification of High-Pressure Turbine Vane Based on Multifidelity Deep Neural Networks

Zhihui Li, Francesco Montomoli, Nicola Casari, Michele Pinelli

Publisher: ASME

J. Turbomach. November 2023, 145(11): 111009.

Paper No: TURBO-23-1153

https://doi.org/10.1115/1.4063391

Published Online: October 4, 2023

.... multifidelity deep neural network uncertainty quantification high dimensionality turbomachinery fouling deposition turbine nozzle vane aerodynamic loss computational fluid dynamics (CFD) turbine aerodynamic design fluid dynamics and heat transfer phenomena in compressor and turbine components of gas...

View Article titled, High-Dimensional Uncertainty Quantification of High-Pressure Turbine Vane Based on Multifidelity Deep Neural Networks

Topics: Artificial neural networks, Computational fluid dynamics, Design, Flow (Dynamics), Nozzles, Pressure, Turbines, Uncertainty quantification, Turbomachinery, Uncertainty

Journal Articles

Turbine Endwall Contouring Through Advanced Optimization Techniques

M. Burigana, T. Verstraete, S. Lavagnoli

Publisher: ASME

J. Turbomach. August 2023, 145(8): 081011.

Paper No: TURBO-22-1259

https://doi.org/10.1115/1.4062211

Published Online: April 12, 2023

...] Storn , R. , and Price , K. , 1997 , “ Differential Evolution–A Simple and Efficient Heuristic for Global Optimization Over Continuous Spaces ,” J. Global Optim. , 11 ( 4 ), p. 341 . 10.1023/A:1008202821328 cavity and leaking flows purge flows turbine aerodynamic design shape...

View Article titled, Turbine Endwall Contouring Through Advanced Optimization Techniques

Topics: Blades, B-splines, Design, Flow (Dynamics), Geometry, Optimization, Parametrization, Rotors, Turbines, High pressure (Physics)

Journal Articles

Calculating Cooled Turbine Efficiency With Weighted Cooling Flow Distributions

Reid A. Berdanier

Publisher: ASME

J. Turbomach. June 2023, 145(6): 061007.

Paper No: TURBO-22-1246

https://doi.org/10.1115/1.4056471

Published Online: January 9, 2023

... of actual and ideal power extracted from the working fluid: (1) η = P ˙ actual P ˙ ideal National Aeronautics and Space Administration 10.13039/100000104 80NSSC21M0068 turbine efficiency turbine cooling turbine aerodynamic design...

View Article titled, Calculating Cooled Turbine Efficiency With Weighted Cooling Flow Distributions

Topics: Cooling, Flow (Dynamics), Pressure, Turbines

Journal Articles

A Framework for Estimating Effects of Combustor Turbulence on Turbine Profile Loss Generation

Kanika Gakhar, Masha Folk, Edward M. Greitzer, Choon S. Tan

Publisher: ASME

J. Turbomach. March 2023, 145(3): 031018.

Paper No: TURBO-22-1247

https://doi.org/10.1115/1.4056407

Published Online: January 6, 2023

... by the International Gas Turbine Institute (IGTI) of ASME for publication in the J ournal of T urbomachinery . 13 08 2022 13 11 2022 14 11 2022 06 01 2023 boundary layer dissipation turbine aerodynamic design freestream turbulence combustor turbulence combustor turbine interaction...

View Article titled, A Framework for Estimating Effects of Combustor Turbulence on Turbine Profile Loss Generation

Topics: Combustion chambers, Turbulence, Turbines, Free stream turbulence, Boundary layers, Energy dissipation

Journal Articles

Aeromechanical Optimization of Scalloping in Mixed Flow Turbines

Matthew Elliott, Stephen Spence, Martin Seiler, Marco Geron

Publisher: ASME

J. Turbomach. May 2023, 145(5): 051013.

Paper No: TURBO-22-1034

https://doi.org/10.1115/1.4056087

Published Online: December 6, 2022

... ournal of T urbomachinery . 11 02 2022 30 09 2022 30 09 2022 06 12 2022 cavity and leaking flows computational fluid dynamics (CFD) turbine aerodynamic design impact on cavity leaking flows on performance turbomachinery blading design The design of mixed-flow...

View Article titled, Aeromechanical Optimization of Scalloping in Mixed Flow Turbines

Topics: Blades, Design, Flow (Dynamics), Optimization, Rotors, Turbines, Vortices, Computational fluid dynamics, Cavities, Stress

Journal Articles

Comparing Gradient-Free and Gradient-Based Multi-Objective Optimization Methodologies on the VKI-LS89 Turbine Vane Test Case

Romain Hottois, Arnaud Châtel, Gregory Coussement, Tom Debruyn, Tom Verstraete

Publisher: ASME

J. Turbomach. March 2023, 145(3): 031001.

Paper No: TURBO-22-1196

https://doi.org/10.1115/1.4055577

Published Online: October 17, 2022

.... computational fluid dynamics (CFD) shape optimization adjoint methods turbine aerodynamic design turbomachinery blading design Numerical optimization is a critical part of the design process for turbomachinery components. Nowadays, designers must deal with highly complex design tasks, including many...

View Article titled, Comparing Gradient-Free and Gradient-Based Multi-Objective Optimization Methodologies on the VKI-LS89 Turbine Vane Test Case

Topics: Design, Flow (Dynamics), Optimization, Quadratic programming, Turbines, Turbomachinery, Blades

Journal Articles

A Shock Loss Reduction Method Using a Concave Suction Side Profile for a Zero Inlet Swirl Turbine Rotor

Qinghui Zhou, Wei Zhao, Xiuming Sui, Qingjun Zhao, Jianzhong Xu

Publisher: ASME

J. Turbomach. November 2022, 144(11): 111010.

Paper No: TURBO-21-1270

https://doi.org/10.1115/1.4055067

Published Online: September 13, 2022

... Turbine Institute (IGTI) of ASME for publication in the J ournal of T urbomachinery . 29 10 2021 19 07 2022 19 07 2022 13 09 2022 shock loss reduction method turbine aerodynamic design turbomachinery blading National Natural Science Foundation of China 10.13039...

View Article titled, A Shock Loss Reduction Method Using a Concave Suction Side Profile for a Zero Inlet Swirl Turbine Rotor

Topics: Blades, Flow (Dynamics), Shock (Mechanics), Suction, Turbines, Design, Rotors, Pressure

Journal citation

NARROW

Aerodynamic Impact of Secondary Air Injection Flowrates on the Main Annulus Flow Field for a Transonic High-Pressure Turbine Stage

Pragmatic Prediction Model of Droplet Trajectory in a Turbine Cascade

Endwall Contouring for Improving Aerodynamic Performance in a High-Pressure Turbine Cascade

A New Multi-Stage Turbine Stator Design for Improved Performance Retention

Windage Torque Reduction in Low-Pressure Turbine Cavities Part I: Concept Design and Numerical Investigations

Loss Analysis in Radial Inflow Turbines for Supercritical CO 2 Mixtures

Improvements in the Prediction of Steady and Unsteady Transition and Mixing in Low-Pressure Turbines by Means of Machine-Learnt Closures

An Improved Passage-Flow Turning Model for Forward-Curved Blades of Squirrel-Cage Fan

Effects of Riblet Dimensions on the Transitional Boundary Layers Over High-Lift Turbine Blades

Direct Numerical Simulation of Transitional and Turbulent Flows Over Multi-Scale Surface Roughness—Part I: Methodology and Challenges

Direct Numerical Simulation of Transitional and Turbulent Flows Over Multi-Scale Surface Roughness—Part II: The Effect of Roughness on the Performance of a High-Pressure Turbine Blade

Computational Aeroacoustics for a Cold, Non-Ideally Expanded Aerospike Nozzle

Active Fluidic Control of a Nozzle Guide Vane Throat

High-Dimensional Uncertainty Quantification of High-Pressure Turbine Vane Based on Multifidelity Deep Neural Networks

Turbine Endwall Contouring Through Advanced Optimization Techniques

Calculating Cooled Turbine Efficiency With Weighted Cooling Flow Distributions

A Framework for Estimating Effects of Combustor Turbulence on Turbine Profile Loss Generation

Aeromechanical Optimization of Scalloping in Mixed Flow Turbines

Comparing Gradient-Free and Gradient-Based Multi-Objective Optimization Methodologies on the VKI-LS89 Turbine Vane Test Case

A Shock Loss Reduction Method Using a Concave Suction Side Profile for a Zero Inlet Swirl Turbine Rotor

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