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Proceedings Papers

Neural Network Based Digital Twin for Performance Prediction of Water Brake Dynamometer

Shuo Song, Hong Xiao, Leibo Jiang, Yufeng Liang
Proc. ASME. GT2024, Volume 4: Controls, Diagnostics, and Instrumentation, V004T05A028, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126589
https://doi.org/10.1115/GT2024-126589
View Paper titled, Neural Network Based Digital Twin for Performance Prediction of Water Brake Dynamometer
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Topics: Artificial neural networks, Brakes, Digital twin, Dynamometers, Water
Proceedings Papers

Effect of Frequency Characteristics and Swirl Brakes on Fluid Destabilization Force Acting on Compressor Closed Impeller Leakage Path

Makoto Iwasaki, Shingo Nishida, Shuichi Yamashita, Takashi Oda
Proc. ASME. GT2024, Volume 10A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing, V10AT22A005, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124505
https://doi.org/10.1115/GT2024-124505
View Paper titled, Effect of Frequency Characteristics and Swirl Brakes on Fluid Destabilization Force Acting on Compressor Closed Impeller Leakage Path
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Topics: Brakes, Compressors, Computational fluid dynamics, Fluids, Impellers, Leakage, Pressure
Proceedings Papers

Measured Leakage and Rotordynamic Force Coefficients for Two Liquid Annular Seal Configurations: Smooth-Rotor/Grooved-Stator Versus Grooved-Rotor/Smooth-Stator

Dara W. Childs, Jing Yang, Luis San Andrés, Jose M. Torres Rueda, J. Alex Moreland
Proc. ASME. GT2022, Volume 8A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction, V08AT22A004, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80073
https://doi.org/10.1115/GT2022-80073
View Paper titled, Measured Leakage and Rotordynamic Force Coefficients for Two Liquid Annular Seal Configurations: Smooth-Rotor/Grooved-Stator Versus Grooved-Rotor/Smooth-Stator
Open the PDF for Measured Leakage and Rotordynamic Force Coefficients for Two Liquid Annular Seal Configurations: Smooth-Rotor/Grooved-Stator Versus Grooved-Rotor/Smooth-Stator in another window
Topics: Leakage, Rotors, Stators, Damping, Geometry, Pressure, Pumps, Stability, Brakes, Clearances (Engineering)
Proceedings Papers

Making Better Swirl Brakes Using Computational Fluid Dynamics: Performance Enhancement From Geometry Variation

Jing Yang, Luis San Andrés
Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A010, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58956
https://doi.org/10.1115/GT2021-58956
View Paper titled, Making Better Swirl Brakes Using Computational Fluid Dynamics: Performance Enhancement From Geometry Variation
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Topics: Brakes, Computational fluid dynamics, Geometry
Proceedings Papers

Effect of Partial Admission and Swirl Brakes on Destabilization Force of Labyrinth Gas Seal

Makoto Iwasaki, Rimpei Kawashita, Naoto Omura, Kazuyuki Matsumoto, Kenichi Murata, Ryokichi Hombo
Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT25A003, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14155
https://doi.org/10.1115/GT2020-14155
View Paper titled, Effect of Partial Admission and Swirl Brakes on Destabilization Force of Labyrinth Gas Seal
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Topics: Brakes
Proceedings Papers

On the Effect of Clearance on the Leakage and Cavity Pressures in an Interlocking Labyrinth Seal Operating With and Without Swirl Brakes: Experiments and Predictions

Luis San Andrés, Jing Yang, Rimpei Kawashita
Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT14A002, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14152
https://doi.org/10.1115/GT2020-14152
View Paper titled, On the Effect of Clearance on the Leakage and Cavity Pressures in an Interlocking Labyrinth Seal Operating With and Without Swirl Brakes: Experiments and Predictions
Open the PDF for On the Effect of Clearance on the Leakage and Cavity Pressures in an Interlocking Labyrinth Seal Operating With and Without Swirl Brakes: Experiments and Predictions in another window
Topics: Brakes, Cavities, Clearances (Engineering), Leakage, Pressure, Flow (Dynamics), Rotors, Rotation, Turbomachinery, Design
Proceedings Papers

Comparison of a Liquid Annular Seal for Pump Applications With and Without a Swirl Brake

Nathan E. Balke, Dara W. Childs
Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT34A003, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90113
https://doi.org/10.1115/GT2019-90113
View Paper titled, Comparison of a Liquid Annular Seal for Pump Applications With and Without a Swirl Brake
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Topics: Brakes, Pumps, Stiffness, Turbomachinery, Damping, Pressure, Clearances (Engineering), Fluids, Leakage flows, Performance characterization
Proceedings Papers

Experimental Study of the Static and Dynamic Characteristics of a Long (L/D=0.75) Labyrinth Annular Seal Operating Under Two-Phase (Liquid/Gas) Conditions

Hari Shrestha, Dara W. Childs, Dung L. Tran, Min Zhang
Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT34A040, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91907
https://doi.org/10.1115/GT2019-91907
View Paper titled, Experimental Study of the Static and Dynamic Characteristics of a Long (L/D=0.75) Labyrinth Annular Seal Operating Under Two-Phase (Liquid/Gas) Conditions
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Topics: Brakes, Clearances (Engineering), Compressors, Damping, Flow (Dynamics), Leakage, Pressure, Silicones, Stability, Stiffness
Proceedings Papers

Experimentally Measured Effectiveness of Different Shroud Swirl Brake Profiles in a Centrifugal Compressor

Jason Wilkes, Natalie Smith, Balaji Venkataraman, Marco Vagani, Sara Goucher
Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT34A035, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91676
https://doi.org/10.1115/GT2019-91676
View Paper titled, Experimentally Measured Effectiveness of Different Shroud Swirl Brake Profiles in a Centrifugal Compressor
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Topics: Brakes, Compressors, Cavities, Dampers, Design, Probes, Bearings, Flow (Dynamics), Innovation, Rotors
Proceedings Papers

An Enhanced Gas Turbine Engine Laboratory: A Learning Platform Supporting an Undergraduate Engineering Curriculum

Andrew T. Bellocchio, Michael J. Benson, Bret P. Van Poppel, Seth A. Norberg, Ryan Benz
Proc. ASME. GT2019, Volume 6: Ceramics; Controls, Diagnostics, and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T07A003, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91616
https://doi.org/10.1115/GT2019-91616
View Paper titled, An Enhanced Gas Turbine Engine Laboratory: A Learning Platform Supporting an Undergraduate Engineering Curriculum
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Topics: Gas turbines, Undergraduate students, Students, Engines, Dynamometers, Flow (Dynamics), Brakes, Data acquisition systems, Fuels, Stress
Proceedings Papers

Modelling the Unsteady Dynamics of a Turbine Research Facility

John P. Longley
Proc. ASME. GT2019, Volume 2C: Turbomachinery, V02CT41A015, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90352
https://doi.org/10.1115/GT2019-90352
View Paper titled, Modelling the Unsteady Dynamics of a Turbine Research Facility
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Topics: Dynamics (Mechanics), Modeling, Turbines, Control systems, Simulation, Flow (Dynamics), Noise (Sound), Brakes, Honeycomb structures, Reliability
Proceedings Papers

Measurements of the Leakage and Rotordynamic Performance of Interlocking Labyrinth Seals

Keith Gary, Dara W. Childs, Mauricio A. Ramirez
Proc. ASME. GT2018, Volume 7B: Structures and Dynamics, V07BT34A025, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75885
https://doi.org/10.1115/GT2018-75885
View Paper titled, Measurements of the Leakage and Rotordynamic Performance of Interlocking Labyrinth Seals
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Topics: Leakage, Cavities, Pressure, Rotors, Stators, Brakes, Damping, Magnetic bearings, Clearances (Engineering), Stability
Proceedings Papers

Influence of Wet Steam on the Five-Stage Steam Turbine Efficiency

Michal Hoznedl, Michal Kolovratník, Ladislav Tajč, Andreas P. Weiß, Lukáš Mrózek
Proc. ASME. GT2018, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A001, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75049
https://doi.org/10.1115/GT2018-75049
View Paper titled, Influence of Wet Steam on the Five-Stage Steam Turbine Efficiency
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Topics: Steam, Steam turbines, Probes, Blades, Brakes, Drops, Enthalpy, Flow (Dynamics), Superheating, Turbines
Proceedings Papers

Effects of Mushroom-Shaped Tooth Wear on the Leakage Performance and Rotordynamic Coefficients of Labyrinth Seals

Yaoxing Chen, Zhigang Li, Xin Yan, Jun Li
Proc. ASME. GT2018, Volume 5B: Heat Transfer, V05BT15A007, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75147
https://doi.org/10.1115/GT2018-75147
View Paper titled, Effects of Mushroom-Shaped Tooth Wear on the Leakage Performance and Rotordynamic Coefficients of Labyrinth Seals
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Topics: Leakage, Wear, Rotors, Clearances (Engineering), Damage, Stability, Cavities, Damping, Leakage flows, Transients (Dynamics)
Proceedings Papers

Performance Simulation of an Integrated Organic Rankine Cycle and Air Inter-Cooling System for Heavy-Duty Diesel Truck Engines

Haoxiang Chen, Weilin Zhuge, Yangjun Zhang, Tao Chen, Lei Zhang
Proc. ASME. GT2017, Volume 3: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration Applications; Organic Rankine Cycle Power Systems, V003T28A004, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-64246
https://doi.org/10.1115/GT2017-64246
View Paper titled, Performance Simulation of an Integrated Organic Rankine Cycle and Air Inter-Cooling System for Heavy-Duty Diesel Truck Engines
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Topics: Cooling, Diesel, Engines, Organic Rankine cycle, Simulation, Trucks, Diesel engines, Heat recovery, Thermal efficiency, Brakes
Proceedings Papers

Analytical Investigation of a Thermal-Supercharged Internal Combustion Engine Compounded With Organic Rankine Cycle for Waste Heat Recovery

Manuel Jiménez-Arreola, Fabio Dal Magro, Alessandro Romagnoli, Meng Soon Chiong, Srithar Rajoo, Ricardo F. Martinez-Botas
Proc. ASME. GT2017, Volume 3: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration Applications; Organic Rankine Cycle Power Systems, V003T28A005, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-65096
https://doi.org/10.1115/GT2017-65096
View Paper titled, Analytical Investigation of a Thermal-Supercharged Internal Combustion Engine Compounded With Organic Rankine Cycle for Waste Heat Recovery
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Topics: Heat recovery, Internal combustion engines, Organic Rankine cycle, Rankine cycle, Engines, Pressure, Exhaust systems, Waste heat, Turbochargers, Benzene
Proceedings Papers

Design and Operational Development a Pneumatic Braking System for a Gas-Turbine Units Test Bench

Valeriy Matveev, Yulia Novikova, Grigorii Popov, Oleg Baturin, Evgenii Goriachkin
Proc. ASME. GT2017, Volume 2B: Turbomachinery, V02BT41A050, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-64738
https://doi.org/10.1115/GT2017-64738
View Paper titled, Design and Operational Development a Pneumatic Braking System for a Gas-Turbine Units Test Bench
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Topics: Braking, Design, Gas turbines, Engines, Compressors, Brakes, Exhaust systems, Flow (Dynamics), Guide vanes, Nozzles
Proceedings Papers

On the Thermodynamic Process in the Bulk-Flow Model for the Estimation of the Dynamic Coefficients of Labyrinth Seals

Filippo Cangioli, Paolo Pennacchi, Giuseppe Vannini, Lorenzo Ciuchicchi, Andrea Vania, Steven Chatterton, Phuoc Vinh Dang
Proc. ASME. GT2017, Volume 7A: Structures and Dynamics, V07AT34A001, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63012
https://doi.org/10.1115/GT2017-63012
View Paper titled, On the Thermodynamic Process in the Bulk-Flow Model for the Estimation of the Dynamic Coefficients of Labyrinth Seals
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Topics: Flow (Dynamics), Thermodynamic processes, Enthalpy, Computational fluid dynamics, Leakage, Cavities, Clearances (Engineering), Fluids, Rotors, Shear stress
Proceedings Papers

Study on the Regulation Boundary for Two-Stage Turbocharging System at Different Altitudes

Huiyan Zhang, Hualei Li, Mengyu Li, Lei Shi, Kangyao Deng
Proc. ASME. GT2017, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A013, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63923
https://doi.org/10.1115/GT2017-63923
View Paper titled, Study on the Regulation Boundary for Two-Stage Turbocharging System at Different Altitudes
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Topics: Air flow, Air pollution control, Automobiles, Brakes, Calibration, Combustion, Computation, Cylinders, Design, Diesel engines
Proceedings Papers

Variable Geometry Compressors for Heavy Duty Truck Engine Turbochargers

Michael Wöhr, Markus Müller, Johannes Leweux
Proc. ASME. GT2017, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A015, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-64178
https://doi.org/10.1115/GT2017-64178
View Paper titled, Variable Geometry Compressors for Heavy Duty Truck Engine Turbochargers
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Topics: Compressors, Engines, Geometry, Trucks, Turbochargers, Corporate average fuel economy, Fuel efficiency, Diffusers, Brakes, Design