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Proceedings Papers

Numerical Investigations on the Rotating Stall in an Axial Compressor and Its Control by Flow Injection at Casing

Julien Marty, Lionel Castillon, Pierric Joseph
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A034, June 13–17, 2022
Paper No: GT2022-82834
DOI: https://doi.org/10.1115/GT2022-82834
View Paper titled, Numerical Investigations on the Rotating Stall in an Axial Compressor and Its Control by Flow Injection at Casing
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Topics: Compressors, Flow (Dynamics), Flow control
Proceedings Papers

Tip Flow Control in Optimized Large Gas Turbine Compressor Blading

Katja Hummel, Anton Streit, Dieter Peitsch
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A040, June 13–17, 2022
Paper No: GT2022-83374
DOI: https://doi.org/10.1115/GT2022-83374
View Paper titled, Tip Flow Control in Optimized Large Gas Turbine Compressor Blading
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Topics: Compressors, Flow control, Gas turbines
Proceedings Papers

Experimental Flow Investigation Inside an Axial Compressor With Active Flow Control

Joseph Moubogha Moubogha, Pierric Joseph, Olivier Roussette, Antoine Dazin
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A022, June 13–17, 2022
Paper No: GT2022-82126
DOI: https://doi.org/10.1115/GT2022-82126
View Paper titled, Experimental Flow Investigation Inside an Axial Compressor With Active Flow Control
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Topics: Compressors, Flow (Dynamics), Flow control
Proceedings Papers

Improving the Aerodynamic Performance of a High-Loading Turbine Blade by End-Wall Surface Structures

Yueyun Xi, Shaopeng Lu, Hongmei Jiang, Qiang Zhang
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A024, June 13–17, 2022
Paper No: GT2022-82460
DOI: https://doi.org/10.1115/GT2022-82460
View Paper titled, Improving the Aerodynamic Performance of a High-Loading Turbine Blade by End-Wall Surface Structures
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Topics: Flow control, Turbine blades, Flow (Dynamics), Design, Blades, Boundary-value problems, Cascades (Fluid dynamics), Computational fluid dynamics, Manufacturing, Manufacturing technology
Proceedings Papers

Aerodynamic Noise Characteristics of Axial Flow Fan in Narrow Space and Noise Reduction Based on Flow Control

Zonghan Sun, Pengfei Chai, Jie Tian, Zhaohui Du, Hua Ouyang
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A008, June 13–17, 2022
Paper No: GT2022-82141
DOI: https://doi.org/10.1115/GT2022-82141
View Paper titled, Aerodynamic Noise Characteristics of Axial Flow Fan in Narrow Space and Noise Reduction Based on Flow Control
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Topics: Aerodynamic noise, Axial flow, Cooling, Flow (Dynamics), Flow control, Noise control
Proceedings Papers

Crosswind Aerodynamic Analysis Using Quasi 3D Ducts

Sumit Shankar Sarvankar, Adrin Issai Arasu, Nagabhushana Rao Vadlamani
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A018, June 13–17, 2022
Paper No: GT2022-82964
DOI: https://doi.org/10.1115/GT2022-82964
View Paper titled, Crosswind Aerodynamic Analysis Using Quasi 3D Ducts
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Topics: Ducts, Plasmas (Ionized gases), Separation (Technology), Actuators, Aerodynamics, Boundary layers, Computer simulation, Design, Flow (Dynamics), Flow control
Proceedings Papers

Modification of Pump Turbine Characteristics With Fluid Injection in Pump Operating Mode

Sabri Deniz, Simon In Albon
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A026, June 13–17, 2022
Paper No: GT2022-82884
DOI: https://doi.org/10.1115/GT2022-82884
View Paper titled, Modification of Pump Turbine Characteristics With Fluid Injection in Pump Operating Mode
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Topics: Flow control, Flow instability, Fluids, Pump turbines, Pumps, Underground injection
Proceedings Papers

Response of Separated Boundary Layers to Steady and Pulsated Flow Injection in Transonic Internal Flows

Hunter D. Nowak, Federico Lluesma-Rodriguez, Iman Rahbari, John P. Clark, Guillermo Paniagua
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T05A021, June 13–17, 2022
Paper No: GT2022-83152
DOI: https://doi.org/10.1115/GT2022-83152
View Paper titled, Response of Separated Boundary Layers to Steady and Pulsated Flow Injection in Transonic Internal Flows
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Topics: Boundary layers, Flow (Dynamics), Internal flow, Separation (Technology), Computational fluid dynamics, Energy generation, Flight, Flow control, Flow separation, Reynolds number
Proceedings Papers

An Innovative Concept for the Complete and Low-NO x Combustion of Non-Carbon Eco-Fuels Using a Thermo-Acoustically-Driven, Hydrogen-Powered Pilot Stage

Nina Paulitsch, Fabrice Giuliani, Andrea Hofer, Johannes Hofer, Lukas Andracher
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T03A006, June 13–17, 2022
Paper No: GT2022-80886
DOI: https://doi.org/10.1115/GT2022-80886
View Paper titled, An Innovative Concept for the Complete and Low-NO x Combustion of Non-Carbon Eco-Fuels Using a Thermo-Acoustically-Driven, Hydrogen-Powered Pilot Stage
Click here to open pdf in another window PDF for An Innovative Concept for the Complete and Low-NO x Combustion of Non-Carbon Eco-Fuels Using a Thermo-Acoustically-Driven, Hydrogen-Powered Pilot Stage
Topics: Acoustics, Carbon, Combustion, Fuels, Hydrogen, Flames, Actuators, Pollution, Turbulence, Climate change
Proceedings Papers

Binary Repetitive Model Predictive Active Flow Control Applied to an Annular Compressor Stator Cascade With Periodic Disturbances

Benjamin Fietzke, Rudibert King, Jan Mihalyovics, Dieter Peitsch
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T05A003, June 7–11, 2021
Paper No: GT2021-58744
DOI: https://doi.org/10.1115/GT2021-58744
View Paper titled, Binary Repetitive Model Predictive Active Flow Control Applied to an Annular Compressor Stator Cascade With Periodic Disturbances
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Topics: Cascades (Fluid dynamics), Compressors, Flow control, Stators, Flow (Dynamics), Pressure, Suction, Combustion, Corners (Structural elements), Disks
Proceedings Papers

High Efficiency Wind Turbine Using Co-Flow Jet Active Flow Control

Kewei Xu, Gecheng Zha
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T40A003, June 7–11, 2021
Paper No: GT2021-59664
DOI: https://doi.org/10.1115/GT2021-59664
View Paper titled, High Efficiency Wind Turbine Using Co-Flow Jet Active Flow Control
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Topics: Flow (Dynamics), Flow control, Wind turbines, Airfoils, Blades, Flow separation, Turbines, Wind velocity, Adaptive control, Doors
Proceedings Papers

Investigation of a Passive Flow Control Device in an S-Duct Inlet at High Subsonic Flow

Courtney Rider, Asad Asghar, William D. E. Allan, Grant Ingram, Robert Stowe, Rogerio Pimentel
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T01A018, June 7–11, 2021
Paper No: GT2021-60230
DOI: https://doi.org/10.1115/GT2021-60230
View Paper titled, Investigation of a Passive Flow Control Device in an S-Duct Inlet at High Subsonic Flow
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Topics: Ducts, Flow control, Subsonic flow, Flow (Dynamics), Computational fluid dynamics, Pressure, Simulation, Diffusers, Additive manufacturing, Airfoils
Proceedings Papers

Aerodynamic Characteristics of a Blended-Wing-Body Aircraft With A Serpentine Inlet Using Flow Control Techniques

Min-Sik Youn, Youn-Jea Kim
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T01A019, June 7–11, 2021
Paper No: GT2021-60335
DOI: https://doi.org/10.1115/GT2021-60335
View Paper titled, Aerodynamic Characteristics of a Blended-Wing-Body Aircraft With A Serpentine Inlet Using Flow Control Techniques
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Topics: Aircraft, Ducts, Flow control, Wings
Proceedings Papers

Numerical Investigations on Application of Cantilever Stator on Aerodynamic Performance of Tandem Bladed Axial-Flow Compressor

Bhanu Pratap Singh Tanwar, Ajey Singh, Chetan S. Mistry
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A043, June 7–11, 2021
Paper No: GT2021-60233
DOI: https://doi.org/10.1115/GT2021-60233
View Paper titled, Numerical Investigations on Application of Cantilever Stator on Aerodynamic Performance of Tandem Bladed Axial-Flow Compressor
Click here to open pdf in another window PDF for Numerical Investigations on Application of Cantilever Stator on Aerodynamic Performance of Tandem Bladed Axial-Flow Compressor
Topics: Axial flow, Cantilevers, Compressors, Stators, Flow (Dynamics), Momentum, Clearances (Engineering), Corners (Structural elements), Rotors, Blades
Proceedings Papers

Unsteady Effects due to Rotor Purge Flow Variations in a Dual-Spool Turbine Setup

F. Merli, P. Z. Sterzinger, M. Dellacasagrande, L. Wiesinger, A. Peters, F. Heitmeir, E. Göttlich
Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A024, September 21–25, 2020
Paper No: GT2020-15216
DOI: https://doi.org/10.1115/GT2020-15216
View Paper titled, Unsteady Effects due to Rotor Purge Flow Variations in a Dual-Spool Turbine Setup
Click here to open pdf in another window PDF for Unsteady Effects due to Rotor Purge Flow Variations in a Dual-Spool Turbine Setup
Topics: Flow (Dynamics), Rotors, Turbines, Pressure, Aircraft engines, Cavities, Engines, Flow control, Gas turbines, High pressure (Physics)
Proceedings Papers

Physical Mechanisms Investigation of Sharkskin-Inspired Compressor Cascade Based on Large Eddy Simulations

Zhihui Li, Juan Du, Hongwu Zhang
Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A046, September 21–25, 2020
Paper No: GT2020-15209
DOI: https://doi.org/10.1115/GT2020-15209
View Paper titled, Physical Mechanisms Investigation of Sharkskin-Inspired Compressor Cascade Based on Large Eddy Simulations
Click here to open pdf in another window PDF for Physical Mechanisms Investigation of Sharkskin-Inspired Compressor Cascade Based on Large Eddy Simulations
Topics: Cascades (Fluid dynamics), Compressors, Large eddy simulation, Flow (Dynamics), Turbulence, Vortices, Pressure, Computer simulation, Design, Drag reduction
Proceedings Papers

Influence of Blade Tip Fillet Structure on Aerodynamic Performance of a Compressor Rotor

Haohao Wang, Lei Zhao, Limin Gao, Yongzeng Li, Chi Ma
Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A064, September 21–25, 2020
Paper No: GT2020-16002
DOI: https://doi.org/10.1115/GT2020-16002
View Paper titled, Influence of Blade Tip Fillet Structure on Aerodynamic Performance of a Compressor Rotor
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Topics: Blades, Compressors, Rotors, Vortices, Leakage flows, Separation (Technology), Leakage, Pressure, Clearances (Engineering), Computer simulation
Proceedings Papers

Study on Optimization Design and Flow Control Mechanism of Little Blades in a Compressor Cascade

Zhengtao Guo, Wuli Chu, Xiangyi Chen
Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A072, September 21–25, 2020
Paper No: GT2020-16179
DOI: https://doi.org/10.1115/GT2020-16179
View Paper titled, Study on Optimization Design and Flow Control Mechanism of Little Blades in a Compressor Cascade
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Topics: Blades, Cascades (Fluid dynamics), Compressors, Corners (Structural elements), Design, Flow control, Generators, Optimization, Separation (Technology), Vortices
Proceedings Papers

Secondary Flow Response to Endwall Jets in a Low Pressure Turbine

Nathan Fletcher, Christopher R. Marks, Molly H. Donovan
Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A018, September 21–25, 2020
Paper No: GT2020-15284
DOI: https://doi.org/10.1115/GT2020-15284
View Paper titled, Secondary Flow Response to Endwall Jets in a Low Pressure Turbine
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Topics: Flow (Dynamics), Jets, Pressure, Turbines, Vortices, Blades, Cascades (Fluid dynamics), Design, Dynamics (Mechanics), Excitation
Proceedings Papers

Effect of Jets in Crossflow in Deposition Mitigation on Full 3D NGV With Endwall Features

Stefano Oliani, Nicola Casari, Michele Pinelli, Alessio Suman, Mauro Carnevale
Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A021, September 21–25, 2020
Paper No: GT2020-15367
DOI: https://doi.org/10.1115/GT2020-15367
View Paper titled, Effect of Jets in Crossflow in Deposition Mitigation on Full 3D NGV With Endwall Features
Click here to open pdf in another window PDF for Effect of Jets in Crossflow in Deposition Mitigation on Full 3D NGV With Endwall Features
Topics: Jets, Nozzle guide vanes, Particulate matter, Aerodynamics, Aircraft, Flow (Dynamics), Airfoils, Cascades (Fluid dynamics), Compressors, Computational fluid dynamics