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Proceedings Papers

Experimental Evaluation of an Electric Powertrain Designed for a 180-kW Turboelectric Aircraft Ground Test Rig

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Joshua Johnsen, Joshua Melvin, Joshua Drake, Muwanika Jdiobe, Kurt Rouser
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A042, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126590
https://doi.org/10.1115/GT2024-126590
View Paper titled, Experimental Evaluation of an Electric Powertrain Designed for a 180-kW Turboelectric Aircraft Ground Test Rig
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Topics: Aircraft, Batteries, Circuits, Electric motors, Power systems (Machinery), Vehicles, Wings, Engines, Transients (Dynamics), Acoustics
Proceedings Papers

Performance and Flexibility of the DLN 2.6e Combustion System on the 7HA.03 Gas Turbine

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William D. York, Jun Cai, Lucas J. Stoia
Proc. ASME. GT2024, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A031, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128439
https://doi.org/10.1115/GT2024-128439
View Paper titled, Performance and Flexibility of the DLN 2.6e Combustion System on the 7HA.03 Gas Turbine
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Topics: Combustion systems, Gas turbines, Fuels, Stress, Nitrogen oxides, Combustion, Emissions, Circuits, Combustion chambers, Temperature
Proceedings Papers

Speed Strategy on High-Pressure Compressor for the Charging Process of Advanced Adiabatic Compressed Air Energy Storage During Dynamic Shutdown

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Yi Wang, Guoliang Qin, Cheng Jia, Qin Cui
Proc. ASME. GT2024, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T09A008, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127833
https://doi.org/10.1115/GT2024-127833
View Paper titled, Speed Strategy on High-Pressure Compressor for the Charging Process of Advanced Adiabatic Compressed Air Energy Storage During Dynamic Shutdown
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Topics: Compressed air, Compressors, Energy storage, High pressure (Physics), Surges, Engines, Motors, Pressure, Stress, Energy efficiency
Proceedings Papers

The Effect of Thermal Cycling on Deposition in an Impingement/Effusion Cooling Geometry

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George J. Gogidze, Jeffrey P. Bons, Ryan Lundgreen
Proc. ASME. GT2024, Volume 12B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V12BT31A013, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129054
https://doi.org/10.1115/GT2024-129054
View Paper titled, The Effect of Thermal Cycling on Deposition in an Impingement/Effusion Cooling Geometry
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Topics: Cooling, Dust, Geometry, Pressure, Circuits, Flow (Dynamics), Temperature, Coolants, Cycles, Engines
Proceedings Papers

Wind Tunnel and OpenFOAM Flow Analysis of a High Solidity Vertical-Axis Wind Turbine

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Ahmed G. Yosry, Eduardo Álvarez Álvarez, Rodolfo Espina Valdés, Joaquín Fernández Francos, Eduardo Blanco Marigorta
Proc. ASME. GT2023, Volume 14: Wind Energy, V014T37A012, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103527
https://doi.org/10.1115/GT2023-103527
View Paper titled, Wind Tunnel and OpenFOAM Flow Analysis of a High Solidity Vertical-Axis Wind Turbine
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Topics: Flow (Dynamics), Vertical axis wind turbines, Wind tunnels, Turbines, Rotors, Aerodynamics, Circuits, Computational fluid dynamics, Computer software, Engineering simulation
Proceedings Papers

Design and Validation of an Improved Lower Emission Additively Manufactured Combustor Pilot Nozzle for F Class Industrial Gas Turbine

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Bryan Kalb, Matthew Yaquinto, Gregory Vogel, Ramesh Keshava Bhattu
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A017, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82746
https://doi.org/10.1115/GT2022-82746
View Paper titled, Design and Validation of an Improved Lower Emission Additively Manufactured Combustor Pilot Nozzle for F Class Industrial Gas Turbine
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Topics: Additive manufacturing, Combustion chambers, Design, Emissions, Industrial gases, Nozzles, Turbines, Combustion, Testing, Fuels
Proceedings Papers

Design of a Cooled sCO2 Combustion Test Rig for Steady-State Kinetics Testing

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Kelsi M. Katcher, Timothy C. Allison, Michael Marshall, Yuin Jin, Chansun Lim, Sungho Chang
Proc. ASME. GT2021, Volume 10: Supercritical CO2, V010T30A002, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-04122
https://doi.org/10.1115/GT2021-04122
View Paper titled, Design of a Cooled sCO2 Combustion Test Rig for Steady-State Kinetics Testing
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Topics: Combustion, Design, Steady state, Testing, Temperature, Cycles, Flow (Dynamics), Carbon capture and storage, Chemical kinetics, Circuits
Proceedings Papers

On the Performance of Wave-Like Dry Friction and Piezoelectric Hybrid Flexible Dampers

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Y. G. Wu, Y. Fan, L. Li, Z. M. Zhao
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT29A008, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58817
https://doi.org/10.1115/GT2021-58817
View Paper titled, On the Performance of Wave-Like Dry Friction and Piezoelectric Hybrid Flexible Dampers
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Topics: Dampers, Dry friction, Waves, Damping, Friction, Piezoelectric materials, Circuits, Actuators, Cantilevers, Finite element model
Proceedings Papers

A Steady Transonic Linear Cascade for True Scale Cooling Measurements

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Jeremy Zuccarello, David Saltzman, Stephen Lynch, Shane Haydt, Christopher Whitfield
Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT13A001, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14269
https://doi.org/10.1115/GT2020-14269
View Paper titled, A Steady Transonic Linear Cascade for True Scale Cooling Measurements
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Topics: Cascades (Fluid dynamics), Cooling, Airfoils, Lasers, Blades, Flow (Dynamics), Glass, Reynolds number, Boundary layers, Chords (Trusses)
Proceedings Papers

Experimental Investigation of Innovative Cooling Schemes on an Additively Manufactured Engine Scale Turbine Nozzle Guide Vane

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Mohammad A. Hossain, Ali Ameri, James W. Gregory, Jeffrey P. Bons
Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT13A023, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15707
https://doi.org/10.1115/GT2020-15707
View Paper titled, Experimental Investigation of Innovative Cooling Schemes on an Additively Manufactured Engine Scale Turbine Nozzle Guide Vane
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Topics: Additive manufacturing, Cooling, Engines, Nozzle guide vanes, Turbines, Design, Film cooling, Suction, Flow (Dynamics), Architecture
Proceedings Papers

Impact of Secondary Air Flow on Combustor Emissions

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Bassam S. Mohammad, Brian Volk, Keith McManus
Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A007, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15304
https://doi.org/10.1115/GT2020-15304
View Paper titled, Impact of Secondary Air Flow on Combustor Emissions
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Topics: Air flow, Combustion chambers, Emissions, Flames, Temperature, Combustion, Combustion systems, Nitrogen oxides, Fuels, Acoustics
Proceedings Papers

Design of Speed Closed-Loop Control With Variable Pressure Difference Valve for Aero Engine

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Zhen Jiang, Xi Wang, Huairong Chen, Yunlai Wang
Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T05A012, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14737
https://doi.org/10.1115/GT2020-14737
View Paper titled, Design of Speed Closed-Loop Control With Variable Pressure Difference Valve for Aero Engine
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Topics: Aircraft engines, Design, Pressure, Valves, Engines, Control equipment, Control systems, Algorithms, Circuits, Design methodology
Proceedings Papers

Development of a 250-kWe Class Supercritical Carbon Dioxide Rankine Cycle Power Generation System and its Core Components

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JeongMin Seo, Won Chul Choi, HyungSoo Lim, MooRyong Park, Dong Ho Kim, KongHoon Lee, EuiSoo Yoon
Proc. ASME. GT2019, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T38A003, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90337
https://doi.org/10.1115/GT2019-90337
View Paper titled, Development of a 250-kWe Class Supercritical Carbon Dioxide Rankine Cycle Power Generation System and its Core Components
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Topics: Energy / power systems, Rankine cycle, Supercritical carbon dioxide, Pumps, Turbines, Bearings, Cycles, Heat exchangers, Leakage, Test facilities
Proceedings Papers

Development of a Hundreds of kWe-Class Supercritical Carbon Dioxide Power Cycle Test Loop in KIER

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Bongsu Choi, Junhyun Cho, Hyungki Shin, Jongjae Cho, Chulwoo Roh, Beomjoon Lee, Gilbong Lee, Ho-Sang Ra, Young-Jin Baik
Proc. ASME. GT2019, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T38A013, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90681
https://doi.org/10.1115/GT2019-90681
View Paper titled, Development of a Hundreds of kWe-Class Supercritical Carbon Dioxide Power Cycle Test Loop in KIER
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Topics: Supercritical carbon dioxide, Thermodynamic power cycles, Cycles, Compressors, Heat exchangers, Temperature, Turbines, Turbogenerators, Bearings, Circuits
Proceedings Papers

High Temperature Magnetic Thrust Bearing: Theory and Experiment

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Mohammad W. Mohiuddin, Alan B. Palazzolo, Randy P. Tucker, Desireddy V. Reddy, Andrew J. Provenza, Albert F. Kascak
Proc. ASME. GT2019, Volume 7A: Structures and Dynamics, V07AT33A010, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91544
https://doi.org/10.1115/GT2019-91544
View Paper titled, High Temperature Magnetic Thrust Bearing: Theory and Experiment
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Topics: High temperature, Thrust bearings, Disks, Stress, Temperature, Thrust, Bearings, Design, Magnetic bearings, Magnetic fields
Proceedings Papers

Effect of Switching Impulse on Piezoelectric-Based Vibration Reduction With Multiple Patches

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Christopher R. Kelley, Jeffrey L. Kauffman
Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT35A026, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91832
https://doi.org/10.1115/GT2019-91832
View Paper titled, Effect of Switching Impulse on Piezoelectric-Based Vibration Reduction With Multiple Patches
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Topics: Impulse (Physics), Vibration, Switches, Piezoelectric transducers, Circuits, Piezoelectric materials, Blades, Design, Excitation, High cycle fatigue
Proceedings Papers

Tip Leakage Flow Reduction of a Linear Turbine Cascade Using String-Type DBD Plasma Actuators

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Takayuki Matsunuma, Takehiko Segawa
Proc. ASME. GT2018, Volume 2B: Turbomachinery, V02BT41A026, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76680
https://doi.org/10.1115/GT2018-76680
View Paper titled, Tip Leakage Flow Reduction of a Linear Turbine Cascade Using String-Type DBD Plasma Actuators
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Topics: Actuators, Cascades (Fluid dynamics), Leakage flows, Plasmas (Ionized gases), String, Turbines, Blades, Electrodes, Reynolds number, Displacement
Proceedings Papers

Design and Validation of a Pre-Swirl System in the Newly Developing Gas Turbine for Power Generation

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Donghwa Kim, Hyungyu Lee, Jungsoo Lee, Jinsoo Cho
Proc. ASME. GT2018, Volume 5B: Heat Transfer, V05BT15A027, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76255
https://doi.org/10.1115/GT2018-76255
View Paper titled, Design and Validation of a Pre-Swirl System in the Newly Developing Gas Turbine for Power Generation
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Topics: Design, Energy generation, Gas turbines, Cooling, Shapes, Cooling systems, Discharge coefficient, Turbines, Computational fluid dynamics, Ducts
Proceedings Papers

Heat Transfer and Pressure Measurements for the Forward Purge Cavity, Inner Endwall, and Rotor Platform of a Cooled Transonic Turbine Stage

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Jeremy Nickol, Matthew Tomko, Randall Mathison, Jong S. Liu, Mark Morris, Malak F. Malak
Proc. ASME. GT2018, Volume 5B: Heat Transfer, V05BT15A033, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76978
https://doi.org/10.1115/GT2018-76978
View Paper titled, Heat Transfer and Pressure Measurements for the Forward Purge Cavity, Inner Endwall, and Rotor Platform of a Cooled Transonic Turbine Stage
Open the PDF for Heat Transfer and Pressure Measurements for the Forward Purge Cavity, Inner Endwall, and Rotor Platform of a Cooled Transonic Turbine Stage in another window
Topics: Cavities, Heat transfer, Pressure measurement, Rotors, Turbines, Flow (Dynamics), Cooling, Blades, Airfoils, Circuits
Proceedings Papers

Development and Operation of Supercritical Carbon Dioxide Power Cycle Test Loop With Axial Turbo-Generator

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Junhyun Cho, Hyungki Shin, Jongjae Cho, Ho-Sang Ra, Chulwoo Roh, Beomjoon Lee, Gilbong Lee, Bongsu Choi, Young-Jin Baik
Proc. ASME. GT2018, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T38A018, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76488
https://doi.org/10.1115/GT2018-76488
View Paper titled, Development and Operation of Supercritical Carbon Dioxide Power Cycle Test Loop With Axial Turbo-Generator
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Topics: Supercritical carbon dioxide, Thermodynamic power cycles, Turbogenerators, Turbines, Carbon dioxide, Bearings, Valves, Boilers, Carbon, Circuits