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Proceedings Papers

Heat Transfer in Rotating, Trailing Edge, Converging Channels With Full and Partial Height Strip-Fins

Izzet Sahin, I-Lun Chen, Lesley M. Wright, Je-Chin Han, Hongzhou Xu, Michael Fox

Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A004, June 7–11, 2021

Paper No: GT2021-58877

DOI: https://doi.org/10.1115/GT2021-58877

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Topics: Fins, Heat transfer, Strips, Rotation, Cooling, Pressure drop, Flow (Dynamics), Heat transfer coefficients, Copper, Design

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

DOI: https://doi.org/10.1115/GT2021-02334

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Topics: Centrifugal force, Design, Engines, Heating, Leakage, Modeling, Pressure, Rotation, Rotors, Stiffness

Proceedings Papers

Effect of Rotation on Heat Transfer in AR = 2:1 and AR = 4:1 Channels Connected by a Series of Crossover Jets

Srivatsan Madhavan, Prashant Singh, Srinath V. Ekkad

Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A014, June 7–11, 2021

Paper No: GT2021-59426

DOI: https://doi.org/10.1115/GT2021-59426

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Topics: Heat transfer, Jets, Rotation, Cooling, Fins, Flow (Dynamics), Blades, Chords (Trusses), Coolants, Gas turbines

Proceedings Papers

Rotating Cooling Performance of Two-Pass Rectangular Channels With Cross Bridge and Oval-Shaped Dimple

Qi Jing, Fahui Zhu, Zhufeng Liu, Yonghui Xie, Di Zhang

Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A022, June 7–11, 2021

Paper No: GT2021-60182

DOI: https://doi.org/10.1115/GT2021-60182

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Topics: Bridges (Structures), Cooling, Heat transfer, Rotation

Proceedings Papers

Mechanism of Circumferential Static Pressure Oscillation in a Centrifugal Compressor With Volute

Ce Yang, Botai Su, Xin Shi, Hanzhi Zhang, Wenli Wang, Changmao Yang

Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT39A006, June 7–11, 2021

Paper No: GT2021-59051

DOI: https://doi.org/10.1115/GT2021-59051

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Topics: Compressors, Oscillations, Pressure, Diffusers, Strips, Impellers, Flow (Dynamics), Boundary-value problems, Pressure gradient, Air flow

Proceedings Papers

Numerical Investigation on Propagation Characteristics of Inlet Total-Pressure Distortion in a Centrifugal Compressor

Mingyi Wang, Zhiheng Wang, Guang Xi, Yurun Li

Paper No: GT2021-59921

DOI: https://doi.org/10.1115/GT2021-59921

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Topics: Compressors, Pressure, Flow (Dynamics), Blades, Air flow, Annulus, Computer simulation, Impellers, Rotation, Suction

Proceedings Papers

Flow Physics in a Large Rotor Tip Gap in a Multi-Stage Axial Compressor

Chunill Hah

Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A015, June 7–11, 2021

Paper No: GT2021-58745

DOI: https://doi.org/10.1115/GT2021-58745

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Topics: Compressors, Flow (Dynamics), Physics, Rotors, Eddies (Fluid dynamics), Viscosity, Pressure, Turbulence, Blades, Anisotropy

Proceedings Papers

Numerical Evaluation of Losses in Shrouded and Cantilevered Stators of a Multi-Stage Axial Compressor

Ilaria De Dominicis, Sebastian Robens, Volker Gümmer

Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A003, June 7–11, 2021

Paper No: GT2021-58388

DOI: https://doi.org/10.1115/GT2021-58388

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Topics: Compressors, Stators, Flow (Dynamics), Leakage, Pressure, Cavities, Computational fluid dynamics, Engineering simulation, Engineers, Entropy

Proceedings Papers

Numerical Investigations on Application of Cantilever Stator on Aerodynamic Performance of Tandem Bladed Axial-Flow Compressor

Bhanu Pratap Singh Tanwar, Ajey Singh, Chetan S. Mistry

Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A043, June 7–11, 2021

Paper No: GT2021-60233

DOI: https://doi.org/10.1115/GT2021-60233

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Topics: Axial flow, Cantilevers, Compressors, Stators, Flow (Dynamics), Momentum, Clearances (Engineering), Corners (Structural elements), Rotors, Blades

Proceedings Papers

Effects of Rotation on the Flow Structure in a Compressor Cascade

Jordi Ventosa-Molina, Björn Koppe, Martin Lange, Ronald Mailach, Jochen Fröhlich

Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A016, June 7–11, 2021

Paper No: GT2021-58793

DOI: https://doi.org/10.1115/GT2021-58793

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Topics: Cascades (Fluid dynamics), Compressors, Flow (Dynamics), Rotation, Turbulence, Coriolis force, Engineering simulation, Rotors, Simulation, Blades

Proceedings Papers

Design and Validation of a Large Steam Turbine End-Stage Blade to Meet Current and Future Market Demands

Bertold Lübbe, Jens Aschenbruck, Oliver Pütz, Mira Theidel

Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A014, June 7–11, 2021

Paper No: GT2021-59315

DOI: https://doi.org/10.1115/GT2021-59315

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Topics: Blades, Design, Steam turbines, Stress, Steel, Vibration, Condensers (steam plant), Exhaust systems, Pressure, Strain gages

Proceedings Papers

Optically Observed Turbulence In Thrust Collars at Low Critical Reynolds Number Including Numerical Predictions

Thomas Kerr, Adolfo Delgado

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A026, June 7–11, 2021

Paper No: GT2021-60360

DOI: https://doi.org/10.1115/GT2021-60360

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Topics: Reynolds number, Thrust, Turbulence, Stress, Computational fluid dynamics, Bearings, Flow (Dynamics), Modeling, Particle spin, Rotation

Proceedings Papers

Searching for the Optimal Arrangement of Mistuned Blades Based on Solving the Traveling Salesman Problem for Simple Mass-Spring Linear System

Nikolay Serebriakov, Alexander Selivanov

Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT29A026, June 7–11, 2021

Paper No: GT2021-59927

DOI: https://doi.org/10.1115/GT2021-59927

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Topics: Blades, Linear systems, Springs, Disks, Algorithms, Construction, Manufacturing, Optimization, Resonance, Rotation

Proceedings Papers

Analysis of Loading and Vibration Histories on Natural Frequencies and Modal Damping of Blades With Friction at Root Contact Interfaces

Junjie Chen, Chaoping Zang, Biao Zhou, E. P. Petrov

Paper No: GT2021-58985

DOI: https://doi.org/10.1115/GT2021-58985

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Topics: Blades, Damping, Friction, Vibration, Disks, Engines, Flight, Rotation, Stress, Cycles

Proceedings Papers

Accurate Interpolation of the Dependency of Modal Properties on the Rotation Speed for the Transient Response Analysis of Bladed Disks

Jing Tong, Chaoping Zang, E. P. Petrov

Paper No: GT2021-58982

DOI: https://doi.org/10.1115/GT2021-58982

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Topics: Disks, Interpolation, Rotation, Transients (Dynamics), Mode shapes, Vibration, Engines, Finite element analysis, Gas turbines, Modeling

Proceedings Papers

Heat Transfer in Rotating, Trailing Edge, Converging Channels With Smooth Walls and Pin-Fins

Izzet Sahin, I-Lun Chen, Lesley M. Wright, Je-Chin Han, Hongzhou Xu, Michael Fox

Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT15A005, September 21–25, 2020

Paper No: GT2020-14440

DOI: https://doi.org/10.1115/GT2020-14440

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Topics: Fins, Heat transfer, Rotation, Pressure drop, Reynolds number, Cooling, Flow (Dynamics), Heat transfer coefficients, Copper, Geometry

Proceedings Papers

Infrared Temperature Measurements of the Blade Tip for a Turbine Operating at Corrected Engine Conditions

Louis Christensen, Richard Celestina, Spencer Sperling, Randall Mathison, Hakan Aksoy, Jong Liu

Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT13A009, September 21–25, 2020

Paper No: GT2020-14528

DOI: https://doi.org/10.1115/GT2020-14528

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Topics: Blades, Engines, Temperature measurement, Turbines, Flow (Dynamics), Cooling, Temperature, Airfoils, Design, Filters

Proceedings Papers

Measured Influence of Clearance and Eccentricity on Brush Seal Leakage Characteristics

Manish R. Thorat, Brian Bauer

Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT14A018, September 21–25, 2020

Paper No: GT2020-15075

DOI: https://doi.org/10.1115/GT2020-15075

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Topics: Clearances (Engineering), Leakage, Rotation, Press fits, Rotors, Turbomachinery, Wear

Proceedings Papers

Experimental and Computational Investigation of Flow Structure in Buoyancy Dominated Rotating Cavities

Seyed Mostafa Fazeli, Vasudevan Kanjirakkad, Christopher Long

Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT14A011, September 21–25, 2020

Paper No: GT2020-14683

DOI: https://doi.org/10.1115/GT2020-14683

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Topics: Buoyancy, Cavities, Flow (Dynamics), Engineering simulation, Rotation, Simulation, Compressors, Computational fluid dynamics, Engines, Heat transfer

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

Paper No: GT2020-14152

DOI: https://doi.org/10.1115/GT2020-14152

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Topics: Brakes, Cavities, Clearances (Engineering), Leakage, Pressure, Flow (Dynamics), Rotors, Rotation, Turbomachinery, Design

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NARROW

Heat Transfer in Rotating, Trailing Edge, Converging Channels With Full and Partial Height Strip-Fins

Rotating Brush Seal Design and Performance Testing

Effect of Rotation on Heat Transfer in AR = 2:1 and AR = 4:1 Channels Connected by a Series of Crossover Jets

Rotating Cooling Performance of Two-Pass Rectangular Channels With Cross Bridge and Oval-Shaped Dimple

Mechanism of Circumferential Static Pressure Oscillation in a Centrifugal Compressor With Volute

Numerical Investigation on Propagation Characteristics of Inlet Total-Pressure Distortion in a Centrifugal Compressor

Flow Physics in a Large Rotor Tip Gap in a Multi-Stage Axial Compressor

Numerical Evaluation of Losses in Shrouded and Cantilevered Stators of a Multi-Stage Axial Compressor

Numerical Investigations on Application of Cantilever Stator on Aerodynamic Performance of Tandem Bladed Axial-Flow Compressor

Effects of Rotation on the Flow Structure in a Compressor Cascade

Design and Validation of a Large Steam Turbine End-Stage Blade to Meet Current and Future Market Demands

Optically Observed Turbulence In Thrust Collars at Low Critical Reynolds Number Including Numerical Predictions

Searching for the Optimal Arrangement of Mistuned Blades Based on Solving the Traveling Salesman Problem for Simple Mass-Spring Linear System

Analysis of Loading and Vibration Histories on Natural Frequencies and Modal Damping of Blades With Friction at Root Contact Interfaces

Accurate Interpolation of the Dependency of Modal Properties on the Rotation Speed for the Transient Response Analysis of Bladed Disks

Heat Transfer in Rotating, Trailing Edge, Converging Channels With Smooth Walls and Pin-Fins

Infrared Temperature Measurements of the Blade Tip for a Turbine Operating at Corrected Engine Conditions

Measured Influence of Clearance and Eccentricity on Brush Seal Leakage Characteristics

Experimental and Computational Investigation of Flow Structure in Buoyancy Dominated Rotating Cavities

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

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