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Proceedings Papers

Unsteady Effects of Blade Row Interaction on Flow Field and Aerodynamic Performance of a Transonic Centrifugal Compressor Impeller

Kazutoyo Yamada, Kosuke Kubo, Kenichiro Iwakiri, Yoshihiro Ishikawa, Hirotaka Higashimori
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT37A008, June 7–11, 2021
Paper No: GT2021-59462
DOI: https://doi.org/10.1115/GT2021-59462
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Topics: Blades, Compressor impellers, Flow (Dynamics), Compressors, Impellers, Diffusers, Reynolds-averaged Navier–Stokes equations, Steady state, Annulus, Computer simulation
Proceedings Papers

Experimental Measurements and Numerical Investigations on the Aerodynamic Performance and Internal Flow Fields of Tangential Admission Volutes for Steam Turbines

Wensong Xue, Yang Chen, Zhigang Li, Jun Li
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A009, June 7–11, 2021
Paper No: GT2021-59140
DOI: https://doi.org/10.1115/GT2021-59140
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Topics: Internal flow, Steam turbines, Pressure, Flow (Dynamics), Air flow, Design, Mach number, Numerical analysis, Optimization, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

CFD Evaluation of Internal Flow Effects on Turbine Blade Leading-Edge Film Cooling With Shaped Hole Geometries

Christopher C. Easterby, Jacob D. Moore, David G. Bogard
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A023, June 7–11, 2021
Paper No: GT2021-59780
DOI: https://doi.org/10.1115/GT2021-59780
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Topics: Computational fluid dynamics, Film cooling, Gas turbines, Internal flow, Turbine blades
Proceedings Papers

Measurements of Multiple Pure Tone Propagation From a High Bypass Turbofan Rotor in an Internal Flow Facility

Richard F. Bozak
Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT36A002, September 21–25, 2020
Paper No: GT2020-14161
DOI: https://doi.org/10.1115/GT2020-14161
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Topics: Internal flow, Rotors, Turbofans, Blades, Shock (Mechanics), Acoustics, Ducts, Pressure, Pressure transducers, Noise (Sound)
Proceedings Papers

A Multi-Fidelity Aero-Thermal Design Approach for Secondary Air Systems

Dario Amirante, Nicholas J. Hills, Paolo Adami
Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A047, September 21–25, 2020
Paper No: GT2020-15922
DOI: https://doi.org/10.1115/GT2020-15922
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Topics: Design, Fluids, Metals, Simulation, Cavities, Engines, Flow (Dynamics), Heat transfer, Annulus, Blades
Proceedings Papers

Performance and Losses Analysis for Radial Turbine Featuring a Multi-Channel Casing Design

Ahmed Farid Hassan, Markus Schatz, Damian M. Vogt
Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET39A031, September 21–25, 2020
Paper No: GT2020-16298
DOI: https://doi.org/10.1115/GT2020-16298
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Topics: Design, Turbines, Computational fluid dynamics, Flow (Dynamics), Turbochargers, Engineering simulation, Internal flow, Rotors, Simulation, Simulation results
Proceedings Papers

Physical Quantity Synergy in the Internal Flow Field and Application in Radial-Inflow Turbines

Ziyi Shao, Xuehui Zhang, Xing Wang, Yangli Zhu, Wen Li, Haisheng Chen
Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET39A026, September 21–25, 2020
Paper No: GT2020-16097
DOI: https://doi.org/10.1115/GT2020-16097
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Topics: Inflow, Internal flow, Turbines
Proceedings Papers

Experimental Study on Internal Flow Field of a High-Speed Centrifugal Compressor at Different Altitudes

Xinghang Yu, Hongwei Ma, Lei Shi, Lianpeng Zhao
Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET39A020, September 21–25, 2020
Paper No: GT2020-15118
DOI: https://doi.org/10.1115/GT2020-15118
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Topics: Compressors, Internal flow, Leakage flows
Proceedings Papers

Investigation of Moisture Removal on Last Stage Stationary Blade in Actual Steam Turbine

Hideaki Sato, Soichiro Tabata, Naoto Tochitani, Yasuhiro Sasao, Ryo Takata, Masaki Osako
Proc. ASME. GT2020, Volume 9: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Steam Turbine, V009T23A017, September 21–25, 2020
Paper No: GT2020-14831
DOI: https://doi.org/10.1115/GT2020-14831
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Topics: Blades, Steam turbines, Steam, Computational fluid dynamics, Pressure, Turbines, Water, Drops, Flow (Dynamics), Nozzles
Proceedings Papers

Flow in a Simulated Turbine Blade Cooling Channel With Spatially Varying Roughness Caused by Additive Manufacturing Orientation

Stephen T. McClain, David R. Hanson, Emily Cinnamon, Jacob C. Snyder, Robert F. Kunz, Karen A. Thole
Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT15A031, September 21–25, 2020
Paper No: GT2020-16069
DOI: https://doi.org/10.1115/GT2020-16069
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Topics: Additive manufacturing, Cooling, Flow (Dynamics), Surface roughness, Turbine blades, Turbulence, Friction, Computational fluid dynamics, Dimensions, Gravity (Force)
Proceedings Papers

Some Observations on the Computational Sensitivity of Rotating Cavity Flows

Tom Hickling, Li He
Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT14A026, September 21–25, 2020
Paper No: GT2020-16103
DOI: https://doi.org/10.1115/GT2020-16103
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Topics: Aerodynamics, Buoyancy, Cavities, Cavity flows, Compressors, Computation, Disks, Eddies (Fluid dynamics), Feedback, Flow (Dynamics)
Proceedings Papers

Flow in a Scaled Turbine Coolant Channel With Roughness due to Additive Manufacturing

David R. Hanson, Stephen T. McClain, Jacob C. Snyder, Robert F. Kunz, Karen A. Thole
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT21A004, June 17–21, 2019
Paper No: GT2019-90931
DOI: https://doi.org/10.1115/GT2019-90931
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Topics: Additive manufacturing, Coolants, Flow (Dynamics), Surface roughness, Turbines, Computational fluid dynamics, Friction, Internal flow, Simulation, Engines
Proceedings Papers

Influence of Pin Shape on Heat Transfer Characteristics of Laminated Cooling Configuration

Lei Li, Honglin Li, Wenjing Gao, Fujuan Tong, Zhonghao Tang
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT22A011, June 17–21, 2019
Paper No: GT2019-92055
DOI: https://doi.org/10.1115/GT2019-92055
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Topics: Cooling, Heat transfer, Shapes, Drops, Film cooling, Impingement cooling, Internal flow
Proceedings Papers

Governing Parameters Influencing CMAS Adhesion and Infiltration Into Environmental/Thermal Barrier Coatings in Gas Turbine Engines

Anindya Ghoshal, Michael J. Walock, Muthuvel Murugan, Clara Mock, Luis Bravo, Marc Pepi, Andy Nieto, Andrew Wright, Jian Luo, Nishan Jain, Alison Flatau, Larry Fehrenbacher
Proc. ASME. GT2019, Volume 6: Ceramics; Controls, Diagnostics, and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T02A016, June 17–21, 2019
Paper No: GT2019-92000
DOI: https://doi.org/10.1115/GT2019-92000
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Topics: Adhesion, Gas turbines, Thermal barrier coatings, Coating processes, Sands, Temperature, Aircraft, Army, Aviation, Boundary layers
Proceedings Papers

Experimental and Numerical Investigations of Steam Turbine Exhaust Hood Flow Field With Two Types of Diffusers

Soichiro Tabata, Hisataka Fukushima, Kiyoshi Segawa, Koji Ishibashi, Yoshihiro Kuwamura, Hideaki Sugishita
Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A014, June 17–21, 2019
Paper No: GT2019-90640
DOI: https://doi.org/10.1115/GT2019-90640
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Topics: Diffusers, Exhaust systems, Flow (Dynamics), Steam turbines, Computational fluid dynamics, Turbines, Internal flow, Rotating blades, Blades, Kinetic energy
Proceedings Papers

Manufacture, Characterization and Stability Limits of an AM Prefilming Air-Blast Atomizer

Andrew P. Crayford, Franck Lacan, Jon Runyon, Philip J. Bowen, Shrinivas Balwadkar, Joseph Harper, Daniel G. Pugh
Proc. ASME. GT2019, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A037, June 17–21, 2019
Paper No: GT2019-91624
DOI: https://doi.org/10.1115/GT2019-91624
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Topics: Stability, Fuels, Air flow, Ejectors, Flames, Manufacturing, Pressure drop, Surface roughness, Drops, Flow (Dynamics)
Proceedings Papers

Investigation of Stall Process in a Centrifugal Compressor With a Volute Under Transonic Conditions

Ce Yang, Wenli Wang, Hanzhi Zhang, Yanzhao Li, Ding Tong, Changmao Yang, Weilin Yi
Proc. ASME. GT2019, Volume 2A: Turbomachinery, V02AT45A006, June 17–21, 2019
Paper No: GT2019-90713
DOI: https://doi.org/10.1115/GT2019-90713
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Topics: Compressors, Impellers, Stall inception, Pressure, Flow (Dynamics), Internal flow, Simulation, Simulation results
Proceedings Papers

Effects of Upstream Bend on Aerodynamic Performance of a Transonic Centrifugal Compressor

Kazutoyo Yamada, Masato Furukawa, Hiromitsu Arai, Sasuga Ito
Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT44A014, June 17–21, 2019
Paper No: GT2019-90794
DOI: https://doi.org/10.1115/GT2019-90794
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Topics: Compressors, Flow (Dynamics), Pipes, Impellers, Diffusers, Blades, Simulation, Compressor impellers, Eddies (Fluid dynamics), Inflow
Proceedings Papers

Multi-Objective Design of a Transonic Turbocharger Compressor With Reduced Noise and Increased Efficiency

Peng Wang, Mehrdad Zangeneh, Francis Heyes, Paul Roach
Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT43A002, June 17–21, 2019
Paper No: GT2019-90554
DOI: https://doi.org/10.1115/GT2019-90554
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Topics: Compressors, Design, Noise (Sound), Turbochargers, Impellers, Emissions, Wheels, Aerodynamic noise, Combustion, Compressor impellers
Proceedings Papers

Towards Large Eddy Simulation of Rotating Turbomachinery for Variable Speed Gas Turbine Engine Operation

Nishan Jain, Luis Bravo, Dokyun Kim, Muthuvel Murugan, Anindya Ghoshal, Frank Ham, Alison Flatau
Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT40A024, June 17–21, 2019
Paper No: GT2019-91592
DOI: https://doi.org/10.1115/GT2019-91592
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Topics: Gas turbines, Large eddy simulation, Turbomachinery, Design, Flow (Dynamics), Rotors, Engines, Simulation, Army, Combustion chambers