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Proceedings Papers

Influence of a Turbulence Control Screen on the Aerodynamic and Aeroelastic Behavior of a UHBR Fan

Alexandra P. Schneider, Benoit Paoletti, Xavier Ottavy, Christoph Brandstetter

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, V08AT21A011, June 13–17, 2022

Paper No: GT2022-81961

DOI: https://doi.org/10.1115/GT2022-81961

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Topics: Turbulence, Acoustics, Aircraft engines, Composite materials, Design, Ducts, Flight, Honeycomb structures, Inflow, Instrumentation

Proceedings Papers

Experimental Force Coefficients for a Fully-Partitioned Pocket Damper Seal and Comparison to Other Two Seal Types

Adolfo Delgado, Luis San Andrés, Jing Yang, Jonathan Thiele

Paper No: GT2022-83164

DOI: https://doi.org/10.1115/GT2022-83164

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Topics: Dampers, Leakage, Stiffness, Compressors, Damping, Blades, Pressure, Rotors, Computational fluid dynamics, Databases

Proceedings Papers

Rotordynamic Design and Experimental Validation of a sCO2 Centrifugal Compressor Equipped With a Pocket Damper Seal

Giuseppe Vannini, Matteo Dozzini, Filippo Cangioli

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT26A001, June 13–17, 2022

Paper No: GT2022-79563

DOI: https://doi.org/10.1115/GT2022-79563

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Topics: Compressors, Dampers, Design, Vibration, Density, Carbon dioxide, Engineering prototypes, Fluids, Pistons, Stability

Proceedings Papers

A Novel Hybrid Seal: Design and Experimental Validation on a High Pressure Rotordynamic Test Rig

Giuseppe Vannini, Benjamin Defoy, Manjush Ganiger, Carlo Mazzali

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A016, June 7–11, 2021

Paper No: GT2021-59371

DOI: https://doi.org/10.1115/GT2021-59371

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Topics: Design, High pressure (Physics), Honeycomb structures, Pistons, Pressure, Compressors, Computational fluid dynamics, Control equipment, Dampers, Engines

Proceedings Papers

Performance Testing of L-PBF Produced Honeycombs Out of IN625

Timo Heitmann, Ole Geisen, Lisa Hühn, Oliver Munz, Andreas Bardenhagen

Proc. ASME. GT2021, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V007T17A004, June 7–11, 2021

Paper No: GT2021-58844

DOI: https://doi.org/10.1115/GT2021-58844

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Topics: Honeycomb structures, Sealing (Process), Testing performance

Proceedings Papers

Methods to Have Tighter Clearance in Gas Turbine: Turbine Section

Santhana G. Babu, Kammalapalli Ramesh, Leonardo Tognarelli

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A030, September 21–25, 2020

Paper No: GT2020-15973

DOI: https://doi.org/10.1115/GT2020-15973

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Topics: Clearances (Engineering), Gas turbines, Turbines, Design, Honeycomb structures, Pressure, Rotors, Damage, Flow (Dynamics), Heat

Proceedings Papers

Experimental Investigation on the Rubbing Process of Labyrinth Seals Against Honeycomb Liners

Oliver Munz, Lisa Hühn, Corina Schwitzke, Hans-Jörg Bauer, Tim Fischer, Sonun Ulan kyzy

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT25A032, September 21–25, 2020

Paper No: GT2020-15935

DOI: https://doi.org/10.1115/GT2020-15935

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Topics: Honeycomb structures, Wear, Flow (Dynamics), Leakage, Optimization, Rotors, Sealing (Process), Service life (Equipment), Stators, Stress

Proceedings Papers

Design, Flow Field and Heat Transfer Characterization of the Conjugate Aero-Thermal Test Facility at NETL

S. Ramesh, E. Robey, S. A. Lawson, D. Straub, J. Black

Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A058, September 21–25, 2020

Paper No: GT2020-15644

DOI: https://doi.org/10.1115/GT2020-15644

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Topics: Design, Flow (Dynamics), Heat transfer, Test facilities, Engines, Film cooling, Boundary layers, Calibration, Computer simulation, Coolants

Proceedings Papers

A Study for Rotordynamic and Leakage Characteristics of a Long-Honeycomb Seal With Two-Phase, Mainly Air Mixtures

Min Zhang, Dara W. Childs

Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT34A039, June 17–21, 2019

Paper No: GT2019-91831

DOI: https://doi.org/10.1115/GT2019-91831

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Topics: Honeycomb structures, Leakage, Pressure, Clearances (Engineering), Compressors, Damping, Excitation, Flow (Dynamics), Fluids, Rotors

Proceedings Papers

Effect of the Double-Slot Injection on the Leakage Flow Control in a Honeycomb-Tip Turbine Cascade

Yabo Wang, Yanping Song, Jianyang Yu, Fu Chen

Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT40A012, June 17–21, 2019

Paper No: GT2019-90589

DOI: https://doi.org/10.1115/GT2019-90589

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Topics: Cascades (Fluid dynamics), Honeycomb structures, Leakage flows, Turbines, Pressure, Vortices, Cavities, Flow (Dynamics), Leakage, Computer software

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

Paper No: GT2019-90352

DOI: https://doi.org/10.1115/GT2019-90352

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Topics: Dynamics (Mechanics), Modeling, Turbines, Control systems, Simulation, Flow (Dynamics), Noise (Sound), Brakes, Honeycomb structures, Reliability

Proceedings Papers

Influence of Hole-Pattern Stator on Leakage Performance of Labyrinth Seals

Xin Yan, Xinbo Dai, Kang Zhang, Jun Li, Kun He

Proc. ASME. GT2018, Volume 5B: Heat Transfer, V05BT15A013, June 11–15, 2018

Paper No: GT2018-75349

DOI: https://doi.org/10.1115/GT2018-75349

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Topics: Leakage, Stators, Honeycomb structures, Pressure, Clearances (Engineering), Computational fluid dynamics, Flow (Dynamics), Rotors, Stability, Turbomachinery

Proceedings Papers

CFD Leakage Predictions of Labyrinth Seals Having Straight and Inclined Notched Teeth With Staggered Honeycomb Land

Hasham H. Chougule, A. V. Mirzamoghadam

Proc. ASME. GT2018, Volume 5B: Heat Transfer, V05BT15A015, June 11–15, 2018

Paper No: GT2018-75455

DOI: https://doi.org/10.1115/GT2018-75455

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Topics: Computational fluid dynamics, Honeycomb structures, Leakage, Flow (Dynamics), Rotation, Cavities, Computer simulation, Design, Engineering simulation, Geometry

Proceedings Papers

Additive Manufacturing of Honeycombs Seal Strips

Ole Geisen, Lisa Kersting, Lukas Masseling, Jan Pascal Bogner, Johannes Henrich Schleifenbaum

Proc. ASME. GT2018, Volume 2D: Turbomachinery, V02DT46A023, June 11–15, 2018

Paper No: GT2018-77081

DOI: https://doi.org/10.1115/GT2018-77081

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Topics: Additive manufacturing, Honeycomb structures, Strips, Lasers, Manufacturing, Wall thickness, Alloys, Design, Emissions, Engineering prototypes

Proceedings Papers

The Effect of Tip Shroud Geometries on Last Turbine Stage Efficiency

Andrey Granovskiy, Igor Afanasiev

Proc. ASME. GT2018, Volume 2B: Turbomachinery, V02BT41A006, June 11–15, 2018

Paper No: GT2018-75416

DOI: https://doi.org/10.1115/GT2018-75416

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Topics: Turbines, Damping, Blades, Design, Flow (Dynamics), Resonance, Rotors, Boundary-value problems, Diffusers, Fins

Proceedings Papers

Influence of Tip Geometry on Over Tip Leakage in Shrouded Rotor Blades With Cooling

Jeffrey Tessier, Gregory Vogel

Proc. ASME. GT2017, Volume 2B: Turbomachinery, V02BT41A049, June 26–30, 2017

Paper No: GT2017-64727

DOI: https://doi.org/10.1115/GT2017-64727

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Topics: Blades, Cooling, Geometry, Leakage, Rotors, Turbines, Flow (Dynamics), Gas turbines, Honeycomb structures, Coating processes

Proceedings Papers

Experimental and Numerical Study of Honeycomb Tip on Suppressing Tip Leakage Flow in Turbine Cascade

Yunfeng Fu, Fu Chen, Huaping Liu, Yanping Song

Proc. ASME. GT2017, Volume 2A: Turbomachinery, V02AT40A035, June 26–30, 2017

Paper No: GT2017-64942

DOI: https://doi.org/10.1115/GT2017-64942

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Topics: Cascades (Fluid dynamics), Honeycomb structures, Leakage flows, Turbines, Flow (Dynamics), Clearances (Engineering), Vortices, Cavities, Jets, Leakage

Proceedings Papers

Sensitivity Analysis of Heat Transfer in a Honeycomb Acoustic Liner to Inlet Conditions With Large Eddy Simulation

Florent Duchaine

Proc. ASME. GT2017, Volume 5B: Heat Transfer, V05BT22A002, June 26–30, 2017

Paper No: GT2017-63243

DOI: https://doi.org/10.1115/GT2017-63243

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Topics: Acoustics, Heat transfer, Honeycomb structures, Large eddy simulation, Sensitivity analysis, Flux (Metallurgy), Heat, Turbulence, Boundary layers, Flat plates

Proceedings Papers

Experimental and Numerical Analysis of the Secondary Flow Across the Interphase Balance Drum of a High Pressure Back-to-Back Centrifugal Compressor

Carmine Carmicino, Francesco Maiuolo, Emanuele Rizzo

Proc. ASME. GT2017, Volume 5B: Heat Transfer, V05BT15A023, June 26–30, 2017

Paper No: GT2017-64427

DOI: https://doi.org/10.1115/GT2017-64427

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Topics: Compressors, Flow (Dynamics), High pressure (Physics), Numerical analysis, Pressure, Cavities, Honeycomb structures, Machinery, Probes, Clearances (Engineering)

Proceedings Papers

Rotordynamic Computational and Experimental Characterization of a Convergent Honeycomb Seal Tested With Negative Pre-Swirl, High Pressure With Static Eccentricity and Angular Misalignment

Giuseppe Vannini, Carlo Mazzali, Harald Underbakke

Proc. ASME. GT2016, Volume 7B: Structures and Dynamics, V07BT31A015, June 13–17, 2016

Paper No: GT2016-56615

DOI: https://doi.org/10.1115/GT2016-56615

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Topics: Experimental characterization, High pressure (Physics), Honeycomb structures, Rotors, Pressure, Stiffness, Damping, Stability, Clearances (Engineering), Brakes

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NARROW

Influence of a Turbulence Control Screen on the Aerodynamic and Aeroelastic Behavior of a UHBR Fan

Experimental Force Coefficients for a Fully-Partitioned Pocket Damper Seal and Comparison to Other Two Seal Types

Rotordynamic Design and Experimental Validation of a sCO2 Centrifugal Compressor Equipped With a Pocket Damper Seal

A Novel Hybrid Seal: Design and Experimental Validation on a High Pressure Rotordynamic Test Rig

Performance Testing of L-PBF Produced Honeycombs Out of IN625

Methods to Have Tighter Clearance in Gas Turbine: Turbine Section

Experimental Investigation on the Rubbing Process of Labyrinth Seals Against Honeycomb Liners

Design, Flow Field and Heat Transfer Characterization of the Conjugate Aero-Thermal Test Facility at NETL

A Study for Rotordynamic and Leakage Characteristics of a Long-Honeycomb Seal With Two-Phase, Mainly Air Mixtures

Effect of the Double-Slot Injection on the Leakage Flow Control in a Honeycomb-Tip Turbine Cascade

Modelling the Unsteady Dynamics of a Turbine Research Facility

Influence of Hole-Pattern Stator on Leakage Performance of Labyrinth Seals

CFD Leakage Predictions of Labyrinth Seals Having Straight and Inclined Notched Teeth With Staggered Honeycomb Land

Additive Manufacturing of Honeycombs Seal Strips

The Effect of Tip Shroud Geometries on Last Turbine Stage Efficiency

Influence of Tip Geometry on Over Tip Leakage in Shrouded Rotor Blades With Cooling

Experimental and Numerical Study of Honeycomb Tip on Suppressing Tip Leakage Flow in Turbine Cascade

Sensitivity Analysis of Heat Transfer in a Honeycomb Acoustic Liner to Inlet Conditions With Large Eddy Simulation

Experimental and Numerical Analysis of the Secondary Flow Across the Interphase Balance Drum of a High Pressure Back-to-Back Centrifugal Compressor

Rotordynamic Computational and Experimental Characterization of a Convergent Honeycomb Seal Tested With Negative Pre-Swirl, High Pressure With Static Eccentricity and Angular Misalignment

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