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Proceedings Papers

Accurate Blade Tip Timing Placement on a Centrifugal Impeller Using As-Manufactured Modeling

Daniel L. Gillaugh, Alexander A. Kaszynksi, Trevor C. Tomlin, Jeffrey M. Brown, Joseph A. Beck, Emily B. Carper
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A035, June 13–17, 2022
Paper No: GT2022-83415
DOI: https://doi.org/10.1115/GT2022-83415
View Paper titled, Accurate Blade Tip Timing Placement on a Centrifugal Impeller Using As-Manufactured Modeling
Click here to open pdf in another window PDF for Accurate Blade Tip Timing Placement on a Centrifugal Impeller Using As-Manufactured Modeling
Topics: Blades, Impellers, Modeling, Stress, Finite element analysis, Rotors, Safety, Deflection, Accounting, Airfoils
Proceedings Papers

Mistuning and Damping of a Radial Turbine Wheel. Part 2: Implementation and Validation of Intentional Mistuning

Alex Nakos, Bernd Beirow, Arthur Zobel
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A006, June 13–17, 2022
Paper No: GT2022-80643
DOI: https://doi.org/10.1115/GT2022-80643
View Paper titled, Mistuning and Damping of a Radial Turbine Wheel. Part 2: Implementation and Validation of Intentional Mistuning
Click here to open pdf in another window PDF for Mistuning and Damping of a Radial Turbine Wheel. Part 2: Implementation and Validation of Intentional Mistuning
Topics: Blades, Damping, Turbines, Vibration, Wheels, Design, Manufacturing, Accounting, Exhaust systems, Free vibrations
Proceedings Papers

Stability Analysis of an Industrial Blade Accounting for a Blade-Tip/Casing Nonlinear Interface

Yann Colaïtis, Alain Batailly
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A018, June 13–17, 2022
Paper No: GT2022-82322
DOI: https://doi.org/10.1115/GT2022-82322
View Paper titled, Stability Analysis of an Industrial Blade Accounting for a Blade-Tip/Casing Nonlinear Interface
Click here to open pdf in another window PDF for Stability Analysis of an Industrial Blade Accounting for a Blade-Tip/Casing Nonlinear Interface
Topics: Accounting, Blades, Rotors, Stability
Proceedings Papers

Evaluation of Different Regression Models Tuned With Experimental Turbine Cascade Data

Matteo Dellacasagrande, Davide Lengani, Pietro Paliotta, Daniele Petronio, Daniele Simoni, Francesco Bertini
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A011, June 13–17, 2022
Paper No: GT2022-81357
DOI: https://doi.org/10.1115/GT2022-81357
View Paper titled, Evaluation of Different Regression Models Tuned With Experimental Turbine Cascade Data
Click here to open pdf in another window PDF for Evaluation of Different Regression Models Tuned With Experimental Turbine Cascade Data
Topics: Cascades (Fluid dynamics), Regression models, Turbines, Databases, Accounting, Collaboration, Errors, Flow (Dynamics), Modeling, Optimization
Proceedings Papers

Calculating Cooled Turbine Efficiency With Weighted Cooling Flow Distributions

Reid A. Berdanier
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A022, June 13–17, 2022
Paper No: GT2022-82365
DOI: https://doi.org/10.1115/GT2022-82365
View Paper titled, Calculating Cooled Turbine Efficiency With Weighted Cooling Flow Distributions
Click here to open pdf in another window PDF for Calculating Cooled Turbine Efficiency With Weighted Cooling Flow Distributions
Topics: Cooling, Flow (Dynamics), Turbines, Accounting, Annulus, Energy efficiency, Engines, Geometry, High pressure (Physics), Pressure
Proceedings Papers

Aerothermal Performance of Axially Varying Winglet-Squealer Blade Tips

Anmol Garg, Nagabhushana Rao Vadlamani, Balaji Srinivasan
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A030, June 13–17, 2022
Paper No: GT2022-82947
DOI: https://doi.org/10.1115/GT2022-82947
View Paper titled, Aerothermal Performance of Axially Varying Winglet-Squealer Blade Tips
Click here to open pdf in another window PDF for Aerothermal Performance of Axially Varying Winglet-Squealer Blade Tips
Topics: Blades, Design, Pressure, Cavities, Accounting, Dynamics (Mechanics), Flow (Dynamics), Fluid dynamics, Heat, High pressure (Physics)
Proceedings Papers

Adjoint Optimization of Centrifugal Compressor Rotor Accounting for Manufacturing Uncertainties

Mohamed H. Aissa, Alberto Racca, Lasse Mueller, Tom Verstraete, Carnell E. Williams
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT34A017, June 13–17, 2022
Paper No: GT2022-82848
DOI: https://doi.org/10.1115/GT2022-82848
View Paper titled, Adjoint Optimization of Centrifugal Compressor Rotor Accounting for Manufacturing Uncertainties
Click here to open pdf in another window PDF for Adjoint Optimization of Centrifugal Compressor Rotor Accounting for Manufacturing Uncertainties
Topics: Accounting, Compressors, Manufacturing, Optimization, Rotors, Uncertainty, Uncertainty quantification
Proceedings Papers

Numerical Investigation of the Local Thermo-Chemical State in a Thermo-Acoustically Unstable Dual Swirl Gas Turbine Model Combustor

T. Jeremy P. Karpowski, Federica Ferraro, Matthias Steinhausen, Sebastian Popp, Christoph M. Arndt, Christian Kraus, Henning Bockhorn, Wolfgang Meier, Christian Hasse
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A056, June 13–17, 2022
Paper No: GT2022-83810
DOI: https://doi.org/10.1115/GT2022-83810
View Paper titled, Numerical Investigation of the Local Thermo-Chemical State in a Thermo-Acoustically Unstable Dual Swirl Gas Turbine Model Combustor
Click here to open pdf in another window PDF for Numerical Investigation of the Local Thermo-Chemical State in a Thermo-Acoustically Unstable Dual Swirl Gas Turbine Model Combustor
Topics: Acoustics, Combustion chambers, Gas turbines, Flames, Oscillations, Cycles, Delays, Enthalpy, Heat losses, Accounting
Proceedings Papers

Calibration of a CFD Methodology for the Simulation of Additively Manufactured Components Accounting for the Effects of Diameter and Printing Direction on Friction and Heat Transfer

Lorenzo Mazzei, Riccardo Da Soghe, Cosimo Bianchini
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT13A012, June 13–17, 2022
Paper No: GT2022-82391
DOI: https://doi.org/10.1115/GT2022-82391
View Paper titled, Calibration of a CFD Methodology for the Simulation of Additively Manufactured Components Accounting for the Effects of Diameter and Printing Direction on Friction and Heat Transfer
Click here to open pdf in another window PDF for Calibration of a CFD Methodology for the Simulation of Additively Manufactured Components Accounting for the Effects of Diameter and Printing Direction on Friction and Heat Transfer
Topics: Accounting, Additive manufacturing, Calibration, Computational fluid dynamics, Cooling, Friction, Gas turbines, Heat transfer, Printing, Simulation
Proceedings Papers

A Computational Approach to Aerothermal Analysis of Complex Internal Turbine Cooling Geometries

Ben Coulton, Alexander V. Murray, Peter T. Ireland
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A013, June 13–17, 2022
Paper No: GT2022-81928
DOI: https://doi.org/10.1115/GT2022-81928
View Paper titled, A Computational Approach to Aerothermal Analysis of Complex Internal Turbine Cooling Geometries
Click here to open pdf in another window PDF for A Computational Approach to Aerothermal Analysis of Complex Internal Turbine Cooling Geometries
Topics: Cooling, Turbines, Cooling systems, Flow (Dynamics), Simulation, Temperature, Accounting, Blades, Cycles, Gas turbines
Proceedings Papers

Heat Transfer Coefficient and Adiabatic Wall Temperature Measurements on a High-Pressure Turbine Nozzle Guide Vanes With Representative Inlet Swirl and Temperature Distortions

T. Bacci, A. Picchi, G. Babazzi, B. Facchini, S. Cubeda
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT13A007, June 13–17, 2022
Paper No: GT2022-81263
DOI: https://doi.org/10.1115/GT2022-81263
View Paper titled, Heat Transfer Coefficient and Adiabatic Wall Temperature Measurements on a High-Pressure Turbine Nozzle Guide Vanes With Representative Inlet Swirl and Temperature Distortions
Click here to open pdf in another window PDF for Heat Transfer Coefficient and Adiabatic Wall Temperature Measurements on a High-Pressure Turbine Nozzle Guide Vanes With Representative Inlet Swirl and Temperature Distortions
Topics: Heat transfer coefficients, High pressure (Physics), Nozzle guide vanes, Temperature, Turbines, Wall temperature, Cascades (Fluid dynamics), Combustion chambers, Turbulence, Accounting
Proceedings Papers

Impacts of Pin Fin Shape and Spacing on Heat Transfer and Pressure Losses

Thomas M. Corbett, Karen A. Thole, Sudhakar Bollapragada
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A022, June 13–17, 2022
Paper No: GT2022-82673
DOI: https://doi.org/10.1115/GT2022-82673
View Paper titled, Impacts of Pin Fin Shape and Spacing on Heat Transfer and Pressure Losses
Click here to open pdf in another window PDF for Impacts of Pin Fin Shape and Spacing on Heat Transfer and Pressure Losses
Topics: Heat transfer, Pressure, Shapes, Surface roughness, Pins (Engineering), Accounting, Additive manufacturing, Computerized tomography, Density, Diamonds
Proceedings Papers

Improved Modeling and Experimental Evaluation of a Micro Gas Turbine for Solar-Hybrid Application

Chaz Fenner, Sybrand J. van der Spuy
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T18A017, June 13–17, 2022
Paper No: GT2022-82661
DOI: https://doi.org/10.1115/GT2022-82661
View Paper titled, Improved Modeling and Experimental Evaluation of a Micro Gas Turbine for Solar-Hybrid Application
Click here to open pdf in another window PDF for Improved Modeling and Experimental Evaluation of a Micro Gas Turbine for Solar-Hybrid Application
Topics: Heat transfer, Micro gas turbines, Modeling, Solar energy, Turbines, Temperature, Turbochargers, Combustion chambers, Combustion, Generators
Proceedings Papers

On the Scatter of Creep Data: Methods to Increase Modelling Accuracy Accounting for Batch-to-Batch Dispersion

Andrea Riva
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A014, June 13–17, 2022
Paper No: GT2022-82499
DOI: https://doi.org/10.1115/GT2022-82499
View Paper titled, On the Scatter of Creep Data: Methods to Increase Modelling Accuracy Accounting for Batch-to-Batch Dispersion
Click here to open pdf in another window PDF for On the Scatter of Creep Data: Methods to Increase Modelling Accuracy Accounting for Batch-to-Batch Dispersion
Topics: Accounting, Creep, Electromagnetic scattering, Modeling
Proceedings Papers

Effective Clearance And Differential Gapping Impact on Seal Flutter Modelling and Validation

Roque Corral, Michele Greco, Almudena Vega
Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT23A006, June 7–11, 2021
Paper No: GT2021-58846
DOI: https://doi.org/10.1115/GT2021-58846
View Paper titled, Effective Clearance And Differential Gapping Impact on Seal Flutter Modelling and Validation
Click here to open pdf in another window PDF for Effective Clearance And Differential Gapping Impact on Seal Flutter Modelling and Validation
Topics: Clearances (Engineering), Flutter (Aerodynamics), Modeling, Stability, Accounting, Cavities, Computer simulation, Engineering simulation, Kinetic energy, Navier-Stokes equations
Proceedings Papers

A New Experimental Approach for Heat Transfer Coefficient and Adiabatic Wall Temperature Measurements on a Nozzle Guide Vane With Inlet Temperature Distortions

T. Bacci, A. Picchi, B. Facchini, S. Cubeda
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT13A008, June 7–11, 2021
Paper No: GT2021-59304
DOI: https://doi.org/10.1115/GT2021-59304
View Paper titled, A New Experimental Approach for Heat Transfer Coefficient and Adiabatic Wall Temperature Measurements on a Nozzle Guide Vane With Inlet Temperature Distortions
Click here to open pdf in another window PDF for A New Experimental Approach for Heat Transfer Coefficient and Adiabatic Wall Temperature Measurements on a Nozzle Guide Vane With Inlet Temperature Distortions
Topics: Heat transfer coefficients, Nozzle guide vanes, Temperature, Wall temperature, Turbines, Combustion chambers, Gas turbines, Transients (Dynamics), Accounting, Cascades (Fluid dynamics)
Proceedings Papers

Accounting for Circumferential Flow Nonuniformity in a Multi-Stage Axial Compressor

Fangyuan Lou, Douglas R. Matthews, Nicholas J. Kormanik, III, Nicole L. Key
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A039, June 7–11, 2021
Paper No: GT2021-59968
DOI: https://doi.org/10.1115/GT2021-59968
View Paper titled, Accounting for Circumferential Flow Nonuniformity in a Multi-Stage Axial Compressor
Click here to open pdf in another window PDF for Accounting for Circumferential Flow Nonuniformity in a Multi-Stage Axial Compressor
Topics: Accounting, Approximation, Compressors, Flow (Dynamics), Wavelets
Proceedings Papers

Enhancing Turbine Deposition Prediction Capability With Conjugate Mesh Morphing

Christopher P. Bowen, Jeffrey P. Bons
Proc. ASME. GT2021, Volume 2B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V02BT33A004, June 7–11, 2021
Paper No: GT2021-60224
DOI: https://doi.org/10.1115/GT2021-60224
View Paper titled, Enhancing Turbine Deposition Prediction Capability With Conjugate Mesh Morphing
Click here to open pdf in another window PDF for Enhancing Turbine Deposition Prediction Capability With Conjugate Mesh Morphing
Topics: Accounting, Computation, Computational fluid dynamics, Computer software, Dust, Electrical conductivity, Flow (Dynamics), Fluids, Heat, Metal surfaces
Proceedings Papers

Turboelectric Distributed Propulsion Modelling Accounting for Fan Boundary Layer Ingestion and Inlet Distortion

Georgios Athanasakos, Nikolaos Aretakis, Alexios Alexiou, Konstantinos Mathioudakis
Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T06A008, September 21–25, 2020
Paper No: GT2020-14621
DOI: https://doi.org/10.1115/GT2020-14621
View Paper titled, Turboelectric Distributed Propulsion Modelling Accounting for Fan Boundary Layer Ingestion and Inlet Distortion
Click here to open pdf in another window PDF for Turboelectric Distributed Propulsion Modelling Accounting for Fan Boundary Layer Ingestion and Inlet Distortion
Topics: Accounting, Boundary layers, Modeling, Propulsion, Compressors, Design, Propulsion systems, Dimensions, Drag (Fluid dynamics), Electronic systems
Proceedings Papers

Study of Using Exhaust Gas Recirculation on a Gas Turbine for Carbon Capture

Dan Burnes, Priyank Saxena, Paul Dunn
Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T06A034, September 21–25, 2020
Paper No: GT2020-16080
DOI: https://doi.org/10.1115/GT2020-16080
View Paper titled, Study of Using Exhaust Gas Recirculation on a Gas Turbine for Carbon Capture
Click here to open pdf in another window PDF for Study of Using Exhaust Gas Recirculation on a Gas Turbine for Carbon Capture
Topics: Carbon capture and storage, Exhaust gas recirculation, Gas turbines, Industrial gases, Turbines, Combustion, Accounting, Carbon, Carbon dioxide, Combustion systems