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Proceedings Papers

Adjoint Optimization of Film Cooling Hole Geometry

Fraser B. Jones, Todd Oliver, David G. Bogard
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A014, June 7–11, 2021
Paper No: GT2021-59332
DOI: https://doi.org/10.1115/GT2021-59332
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Topics: Film cooling, Geometry, Optimization, Reynolds-averaged Navier–Stokes equations, Design, Additive manufacturing, Computational fluid dynamics, Shapes
Proceedings Papers

Parametric Optimization of Film Cooling Hole Geometry

Fraser B. Jones, Dale W. Fox, Todd Oliver, David G. Bogard
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A013, June 7–11, 2021
Paper No: GT2021-59326
DOI: https://doi.org/10.1115/GT2021-59326
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Topics: Film cooling, Geometry, Optimization, Coolants, Simulation, Additive manufacturing, Computational fluid dynamics, Cross-flow, Diffusers, Performance characterization
Proceedings Papers

Correlating Cavity Sealing Effectiveness to Time-Resolved Rim Seal Events in the Presence of Vane Trailing Edge Flow

Shawn Siroka, Iván Monge-Concepción, Reid A. Berdanier, Michael D. Barringer, Karen A. Thole, Christopher Robak
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT14A011, June 7–11, 2021
Paper No: GT2021-59285
DOI: https://doi.org/10.1115/GT2021-59285
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Topics: Cavities, Flow (Dynamics), Sealing (Process), Temperature, Coolants, Cooling, Blades, Computer simulation, Disks, Engineering simulation
Proceedings Papers

On the Extrapolation of Rim Sealing Performance From Test Bench to Real Engine: A Numerical Survey

Riccardo Da Soghe, Cosimo Bianchini, Lorenzo Mazzei, Alessio Bonini, Luca Innocenti, Daniele Di Benedetto, Lorenzo Orsini
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT14A004, June 7–11, 2021
Paper No: GT2021-59076
DOI: https://doi.org/10.1115/GT2021-59076
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Topics: Engines, Sealing (Process), Computation, Flow (Dynamics), Annulus, Geometry, Blades, Computational fluid dynamics, Design, Mach number
Proceedings Papers

Investigation on Flow Mechanism Driving Heat Transfer Enhancement in a Wide Channel With Staggered Square Pin Fins

Jingtian Duan, Ke Zhang, Jin Xu, Jiang Lei, Junmei Wu
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A021, June 7–11, 2021
Paper No: GT2021-60138
DOI: https://doi.org/10.1115/GT2021-60138
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Topics: Fins, Flow (Dynamics), Heat transfer, Geometry, Physics, Reynolds number, Liquid crystals, Particulate matter, Shear (Mechanics), Temperature measurement
Proceedings Papers

Measurement of Heat Transfer and Flow Structures in a Closed Rotating Cavity

Richard W. Jackson, Hui Tang, James A. Scobie, J. Michael Owen, Gary D. Lock
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT14A013, June 7–11, 2021
Paper No: GT2021-59605
DOI: https://doi.org/10.1115/GT2021-59605
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Topics: Cavities, Flow (Dynamics), Heat transfer, Disks, Temperature, Compressibility, Engines, Buoyancy, Compressors, Gas turbines
Proceedings Papers

A Marine Turbocharger Compressor Multi-Point 3D Design Optimization Tool

Konstantinos Ntonas, Nikolaos Aretakis, Konstantinos Mathioudakis
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T19A014, June 7–11, 2021
Paper No: GT2021-59518
DOI: https://doi.org/10.1115/GT2021-59518
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Topics: Compressors, Design, Optimization, Turbochargers, Diesel engines, Geometry, Computational fluid dynamics, Finite element analysis, Design methodology, Flow (Dynamics)
Proceedings Papers

Investigating Heat Transfer in a Straight Cooling Passage Using Transient Infrared Temperature Data and URANS Conjugate Heat Transfer Analysis

Louis Christensen, Richard Celestina, Spencer Sperling, Randall Mathison, Hakan Aksoy, Jong Liu, Jeremy Nickol
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A023, June 7–11, 2021
Paper No: GT2021-60381
DOI: https://doi.org/10.1115/GT2021-60381
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Topics: Cooling, Heat transfer, Temperature, Transients (Dynamics), Heat conduction, Turbulence, Computer simulation, Errors, Convection, Engineering simulation
Proceedings Papers

Improving Vibration Response of Radial Turbine in Variable Geometry Turbochargers With CFD Analysis

Bipin Gupta, Toyotaka Yoshida, Shinji Ogawa, Yosuke Danmoto, Takashi Yoshimoto
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T19A009, June 7–11, 2021
Paper No: GT2021-59139
DOI: https://doi.org/10.1115/GT2021-59139
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Topics: Computational fluid dynamics, Geometry, Turbines, Turbochargers, Vibration
Proceedings Papers

Prediction of Pressure Rise in a Gas Turbine Exhaust Duct Under Flameout Scenarios While Operating on Hydrogen and Natural Gas Blends

Orlando Ugarte, Suresh Menon, Wayne Rattigan, Paul Winstanley, Priyank Saxena, Michel Akiki, Terry Tarver
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T03A010, June 7–11, 2021
Paper No: GT2021-59777
DOI: https://doi.org/10.1115/GT2021-59777
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Topics: Ducts, Exhaust systems, Gas turbines, Hydrogen, Natural gas, Pressure, Computational fluid dynamics, Geometry, Safety, Combustion
Proceedings Papers

Use of an Integrated Approach for Analysis and Design of Turbocharged Internal Combustion Engine

Thiago Ebel, Mark Anderson, Parth Pandya, Mat Perchanok, Nick Tiney, Steve P. Gravante
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T19A017, June 7–11, 2021
Paper No: GT2021-60326
DOI: https://doi.org/10.1115/GT2021-60326
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Topics: Compressors, Design, Internal combustion engines, Turbines, Turbochargers, Engines, Pressure, Diesel, Gasdynamics, Geometry
Proceedings Papers

Manufacturing Technologies for Fir Tree Slots: A Technological and Economic Evaluation

Lukas Heidemanns, Tobias Seelbach, Ugur Küpper, Martin Seimann, Thomas Bergs
Proc. ASME. GT2021, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V007T17A014, June 7–11, 2021
Paper No: GT2021-59652
DOI: https://doi.org/10.1115/GT2021-59652
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Topics: Economic analysis, Electrical discharge machining, Machining, Manufacturing technology, Wire, Geometry, Manufacturing, Disks, Engines, Cutting tools
Proceedings Papers

Novel End-End System for Combustor Design and Analysis

Ashwin Kannan, Jonathan Thewlis, Akin Keskin
Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT34A040, June 7–11, 2021
Paper No: GT2021-60016
DOI: https://doi.org/10.1115/GT2021-60016
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Topics: Combustion chambers, Design, Geometry, Manufacturing, Modeling, Optimization
Proceedings Papers

Virtual Gas Turbines Part II: an Automated Whole-Engine Secondary Air System Model Generation

Davendu Y. Kulkarni, Luca di Mare
Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT34A034, June 7–11, 2021
Paper No: GT2021-59720
DOI: https://doi.org/10.1115/GT2021-59720
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Topics: Design, Engines, Gas turbines, Geometry, Flow (Dynamics), Network models, Simulation, Boundary-value problems, Computational geometry, Modeling
Proceedings Papers

Axial-Radial Diffuser With Integrated Exhaust Hood for An Automotive Turbocharger With Axial Turbine

Christoph Kuestner, Joerg R. Seume
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT36A004, June 7–11, 2021
Paper No: GT2021-58600
DOI: https://doi.org/10.1115/GT2021-58600
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Topics: Diffusers, Exhaust systems, Turbines, Turbochargers, Design, Computational fluid dynamics, Steam turbines, Geometry, Inflow, Kinetic energy
Proceedings Papers

Comparison Study on Stage Performance of Centrifugal Compressors With Shrouded and Unshrouded Impellers

Guang Xi, Chenxi Zhao, Yonghong Tang, Zhiheng Wang
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT37A013, June 7–11, 2021
Paper No: GT2021-59902
DOI: https://doi.org/10.1115/GT2021-59902
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Topics: Compressors, Impellers, Blades, Clearances (Engineering), Design, Geometry, Centrifugal force, Computational fluid dynamics, Flow (Dynamics), Leakage
Proceedings Papers

Loss Characterization of Advanced VIGV Configurations With Adjustable Blade Geometry

Roman G. Frank, Christian Wacker, Reinhard Niehuis
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT37A002, June 7–11, 2021
Paper No: GT2021-58548
DOI: https://doi.org/10.1115/GT2021-58548
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Topics: Blades, Geometry, Flow (Dynamics), Compressors, Cascades (Fluid dynamics), Chords (Trusses), Deflection, Flow separation, Impellers, Inlet guide vanes
Proceedings Papers

Probabilistic Approach for Optimizing Uncertainties of Input Variables to Reach a Desired Confidence Level

Andriy Prots, Matthias Voigt, Ronald Mailach, Philip Magin, Florian Danner
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT36A012, June 7–11, 2021
Paper No: GT2021-59442
DOI: https://doi.org/10.1115/GT2021-59442
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Topics: Uncertainty, Computational fluid dynamics, Boundary-value problems, Geometry, Compressors, Design, Jet engines, Measurement uncertainty, Sensors
Proceedings Papers

Stator Blades Manufacturing Geometrical Variability in Axial Compressors and Impact on the Aeroelastic Excitation Forces

Marco Gambitta, Arnold Kühhorn, Bernd Beirow, Sven Schrape
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT36A014, June 7–11, 2021
Paper No: GT2021-59642
DOI: https://doi.org/10.1115/GT2021-59642
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Topics: Blades, Compressors, Excitation, Manufacturing, Stators, Uncertainty, Rotors, Algorithms, Annulus, Design
Proceedings Papers

Analysis of the Loss Production Mechanism due to Cavity-Main Flow Interaction in a LPT Stage

D. Barsi, D. Lengani, D. Simoni, G. Venturino, F. Bertini, M. Giovannini, F. Rubechini
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT39A012, June 7–11, 2021
Paper No: GT2021-59932
DOI: https://doi.org/10.1115/GT2021-59932
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Topics: Cavities, Flow (Dynamics), Cavity flows, Rotors, Simulation, Pressure, Engines, Geometry, Inspection, Stators