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Proceedings Papers

Mistuning Effects on Aero-Elastic Stability of Civil Transonic Fan Blades

Bo Lian, Xiaocheng Zhu, Zhaohui Du
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, V08AT21A005, June 13–17, 2022
Paper No: GT2022-80613
https://doi.org/10.1115/GT2022-80613
View Paper titled, Mistuning Effects on Aero-Elastic Stability of Civil Transonic Fan Blades
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Topics: Blades, Damping, Eigenvalues, Flutter (Aerodynamics), Stability, Design, Commercial air transport, Engineering simulation, Engines, Errors
Proceedings Papers

Optimization of a Turbomachinery Blade With Regards to Tip-Rub Events

Marin de Cherisey, Loic Salles, Ludovic Renson, Alessandra Vizzaccaro, Chian Wong
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A013, June 13–17, 2022
Paper No: GT2022-82005
https://doi.org/10.1115/GT2022-82005
View Paper titled, Optimization of a Turbomachinery Blade With Regards to Tip-Rub Events
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Topics: Blades, Optimization, Turbomachinery, Clearances (Engineering), Engines, Shapes, Aircraft engines, Chords (Trusses), Compressors, Computer simulation
Proceedings Papers

A Reduction Technique for the Calculation of the Forced Response of Bladed Disks in Presence of Contact Mistuning at Blade Root Joints

Valeria Pinto, Giuseppe Battiato, Christian M. Firrone
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A031, June 13–17, 2022
Paper No: GT2022-83289
https://doi.org/10.1115/GT2022-83289
View Paper titled, A Reduction Technique for the Calculation of the Forced Response of Bladed Disks in Presence of Contact Mistuning at Blade Root Joints
Open the PDF for A Reduction Technique for the Calculation of the Forced Response of Bladed Disks in Presence of Contact Mistuning at Blade Root Joints in another window
Topics: Blades, Disks, Manufacturing, Computer software, Degrees of freedom, Design, Engineering simulation, Finite element analysis, Simulation, Uncertainty
Proceedings Papers

Robust Probabilistic Analysis of Deterioration-Induced Aeroelasticity in an Axial Turbine

Lennart Stania, Joerg R. Seume
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT25A006, June 13–17, 2022
Paper No: GT2022-82628
https://doi.org/10.1115/GT2022-82628
View Paper titled, Robust Probabilistic Analysis of Deterioration-Induced Aeroelasticity in an Axial Turbine
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Topics: Aeroelasticity, Turbines, Blades, Engineering simulation, Sensitivity analysis, Simulation, Vibration, Damping, High cycle fatigue, Airfoils
Proceedings Papers

Simulation and Investigation of an Intentionally Mistuned Blisk Rotor in a High Pressure Compressor

Jingjie Yang, Bernd Beirow, Thomas Giersch
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A022, June 13–17, 2022
Paper No: GT2022-82576
https://doi.org/10.1115/GT2022-82576
View Paper titled, Simulation and Investigation of an Intentionally Mistuned Blisk Rotor in a High Pressure Compressor
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Topics: Compressors, High pressure (Physics), Rotors, Simulation, Blades, Manufacturing, Vibration, Disks, Aircraft engines, Computational fluid dynamics
Proceedings Papers

Analytical Modeling of the Injector Response to High Frequency Modes in a Tubular Multi-Jet-Combustor

Jan-Andre Rosenkranz, Thomas Sattelmayer
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A006, June 13–17, 2022
Paper No: GT2022-81957
https://doi.org/10.1115/GT2022-81957
View Paper titled, Analytical Modeling of the Injector Response to High Frequency Modes in a Tubular Multi-Jet-Combustor
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Topics: Combustion chambers, Ejectors, Modeling, Acoustics, Emissions, Flames, Fuels, Combustion, Computation, Computer simulation
Proceedings Papers

Impact of Epistemic Uncertainty on Performance Parameters of Compressor Blades

Andriy Prots, Lukas Schlüter, Matthias Voigt, Ronald Mailach, Marcus Meyer
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT34A015, June 13–17, 2022
Paper No: GT2022-82579
https://doi.org/10.1115/GT2022-82579
View Paper titled, Impact of Epistemic Uncertainty on Performance Parameters of Compressor Blades
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Topics: Blades, Compressors, Uncertainty, Density, Optical measurement, Probability, Chords (Trusses), Design, Gaussian distribution, Manufacturing
Proceedings Papers

Characterizing Flow Instabilities During Transient Events in the Turbine Rim Seal Cavity

Maria Rozman, Eric T. DeShong, Reid A. Berdanier, Karen A. Thole, Christopher Robak
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A021, June 13–17, 2022
Paper No: GT2022-82664
https://doi.org/10.1115/GT2022-82664
View Paper titled, Characterizing Flow Instabilities During Transient Events in the Turbine Rim Seal Cavity
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Topics: Cavities, Flow instability, Transients (Dynamics), Turbines, Flow (Dynamics), Aircraft engines, Cooling, Cycles, Design, Energy generation
Proceedings Papers

A Mechanistic Model for the Predictive Maintenance of Heavy-Duty Centrifugal Fans Operating With Dust-Laden Flows

Alessandro Vulpio, Stefano Oliani, Alessio Suman, Nicola Zanini, Paolo Saccenti
Proc. ASME. GT2022, Volume 5: Education; Electric Power; Fans and Blowers, V005T10A013, June 13–17, 2022
Paper No: GT2022-82862
https://doi.org/10.1115/GT2022-82862
View Paper titled, A Mechanistic Model for the Predictive Maintenance of Heavy-Duty Centrifugal Fans Operating With Dust-Laden Flows
Open the PDF for A Mechanistic Model for the Predictive Maintenance of Heavy-Duty Centrifugal Fans Operating With Dust-Laden Flows in another window
Topics: Dust, Fans, Flow (Dynamics), Maintenance, Erosion, Machinery, Particulate matter, Wear, Reliability, Blades
Proceedings Papers

A Proven Engine Optimizer for the Aeroderivative Industry: Challenges and Solutions

Nicolas Demougeot, Franklin van den Hout, Danny Grobbe, Wenping Wang
Proc. ASME. GT2022, Volume 5: Education; Electric Power; Fans and Blowers, V005T09A009, June 13–17, 2022
Paper No: GT2022-83026
https://doi.org/10.1115/GT2022-83026
View Paper titled, A Proven Engine Optimizer for the Aeroderivative Industry: Challenges and Solutions
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Topics: Engines, Gas turbines, Emissions, Dynamic models, Combustion systems, Combustion, Control equipment, Dynamics (Mechanics), Combustion chambers, Computer software
Proceedings Papers

Heat Transfer and Pressure Loss Correlations for Leading Edge, Jet Impingement Using Racetrack-Shaped Jets With Filleted Edges

Ritwik V. Kulkarni, Lesley M. Wright
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A003, June 13–17, 2022
Paper No: GT2022-79362
https://doi.org/10.1115/GT2022-79362
View Paper titled, Heat Transfer and Pressure Loss Correlations for Leading Edge, Jet Impingement Using Racetrack-Shaped Jets With Filleted Edges
Open the PDF for Heat Transfer and Pressure Loss Correlations for Leading Edge, Jet Impingement Using Racetrack-Shaped Jets With Filleted Edges in another window
Topics: Heat transfer, Jets, Pressure, Discharge coefficient, Engines, Orifices, Airfoils, Casting, Coolants, Cooling
Proceedings Papers

Life-Cycle-Assessment for Rough Machining of Inconel 718 Comparing Ceramic to Cemented Carbide End Mills

Kilian Fricke, Richard Zimmermann, Philipp Ganser, Sascha Gierlings, Thomas Bergs
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A020, June 13–17, 2022
Paper No: GT2022-82910
https://doi.org/10.1115/GT2022-82910
View Paper titled, Life-Cycle-Assessment for Rough Machining of Inconel 718 Comparing Ceramic to Cemented Carbide End Mills
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Topics: Ceramics, Life cycle assessment, Machining, Surface roughness, Compressors, Temperature, Alloys, Cycles, High pressure (Physics), Nickel alloys
Proceedings Papers

Bearing Skidding Detection for High Speed and Aero Engine Applications

Azzedine Dadouche, Rami Kerrouche
Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A014, June 7–11, 2021
Paper No: GT2021-59122
https://doi.org/10.1115/GT2021-59122
View Paper titled, Bearing Skidding Detection for High Speed and Aero Engine Applications
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Topics: Aircraft engines, Bearings, Lubrication, Roller bearings, Rollers, Stress, Acoustics, Damage, Data acquisition systems, Electromagnetic induction
Proceedings Papers

Assessment of Geometric Nonlinearities Influence on NASA Rotor 37 Response to Blade Tip/Casing Rubbing Events

Elise Delhez, Florence Nyssen, Jean-Claude Golinval, Alain Batailly
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT29A011, June 7–11, 2021
Paper No: GT2021-58931
https://doi.org/10.1115/GT2021-58931
View Paper titled, Assessment of Geometric Nonlinearities Influence on NASA Rotor 37 Response to Blade Tip/Casing Rubbing Events
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Topics: Blades, NASA, Rotors, Coating processes, Coatings, Compressors, Engines, Stiffness, Wear
Proceedings Papers

Rotating Brush Seal Design and Performance Testing

Neelesh Sarawate, Deepak Trivedi
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT14A001, June 7–11, 2021
Paper No: GT2021-02334
https://doi.org/10.1115/GT2021-02334
View Paper titled, Rotating Brush Seal Design and Performance Testing
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Topics: Centrifugal force, Design, Engines, Heating, Leakage, Modeling, Pressure, Rotation, Rotors, Stiffness
Proceedings Papers

Micromechanical Modeling Tension-Compression Fatigue Hysteresis Loops Model of Fiber-Reinforced Ceramic-Matrix Composites Considering Fibers Failure

Longbiao Li
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T02A002, June 7–11, 2021
Paper No: GT2021-58485
https://doi.org/10.1115/GT2021-58485
View Paper titled, Micromechanical Modeling Tension-Compression Fatigue Hysteresis Loops Model of Fiber-Reinforced Ceramic-Matrix Composites Considering Fibers Failure
Open the PDF for Micromechanical Modeling Tension-Compression Fatigue Hysteresis Loops Model of Fiber-Reinforced Ceramic-Matrix Composites Considering Fibers Failure in another window
Topics: Ceramics, Composite materials, Compression, Failure, Fatigue, Fibers, Modeling, Tension, Stress, Ceramic matrix composites
Proceedings Papers

Influence of the Tool Wear on the Quality and Service Life of Gears for the Geared Turbofan Technology Machined by Five-Axis Milling

Thomas Lakner, Christoph Zachert, René Greschert, Daniel Schraknepper, Thomas Bergs
Proc. ASME. GT2021, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V007T17A007, June 7–11, 2021
Paper No: GT2021-59172
https://doi.org/10.1115/GT2021-59172
View Paper titled, Influence of the Tool Wear on the Quality and Service Life of Gears for the Geared Turbofan Technology Machined by Five-Axis Milling
Open the PDF for Influence of the Tool Wear on the Quality and Service Life of Gears for the Geared Turbofan Technology Machined by Five-Axis Milling in another window
Topics: Gears, Machining, Milling, Service life (Equipment), Turbofans, Wear
Proceedings Papers

High-Frequency Instability Driving Potential of Premixed Jet Flames in a Tubular Combustor due to Dynamic Compression and Deflection

Payam Mohammadzadeh Keleshtery, Gerrit Heilmann, Christoph Hirsch, Lukasz Panek, Michael Huth, Thomas Sattelmayer
Proc. ASME. GT2020, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A060, September 21–25, 2020
Paper No: GT2020-15048
https://doi.org/10.1115/GT2020-15048
View Paper titled, High-Frequency Instability Driving Potential of Premixed Jet Flames in a Tubular Combustor due to Dynamic Compression and Deflection
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Topics: Combustion chambers, Compression, Deflection, Flames, Design, Dynamics (Mechanics), Heat, Turbulence, Acoustics, Chemiluminescence
Proceedings Papers

Nonlinear Vibration Analysis of Turbine Bladed Disks With Mid-Span Dampers

Erhan Ferhatoglu, Stefano Zucca, Daniele Botto, Jury Auciello, Lorenzo Arcangeli
Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A020, September 21–25, 2020
Paper No: GT2020-14942
https://doi.org/10.1115/GT2020-14942
View Paper titled, Nonlinear Vibration Analysis of Turbine Bladed Disks With Mid-Span Dampers
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Topics: Dampers, Disks, Friction, Nonlinear vibration, Turbines, Vibration, Design, Blades, Damping, Airfoils
Proceedings Papers

Study on the Reduction of the Resonant Stress of Turbine Blades Caused by the Stage Interaction Force (Simultaneous Optimization of Blade Resonant Stress and Amount of Unbalance)

Yasutomo Kaneko, Toshio Watanabe, Tatsuya Furukawa
Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A002, September 21–25, 2020
Paper No: GT2020-14031
https://doi.org/10.1115/GT2020-14031
View Paper titled, Study on the Reduction of the Resonant Stress of Turbine Blades Caused by the Stage Interaction Force (Simultaneous Optimization of Blade Resonant Stress and Amount of Unbalance)
Open the PDF for Study on the Reduction of the Resonant Stress of Turbine Blades Caused by the Stage Interaction Force (Simultaneous Optimization of Blade Resonant Stress and Amount of Unbalance) in another window
Topics: Blades, Optimization, Resonance, Stress, Turbine blades, Disks, Design, Countermeasures, High cycle fatigue, Aircraft engines