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ASME Turbo Expo 2023: Turbomachinery Technical Conference and Exposition

June 26–30, 2023

Boston, Massachusetts, USA

Conference Sponsors:

ISBN:

978-0-7918-8711-0

In This Volume

Front Matter (1)
Turbomachinery: Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification (23)
Turbomachinery: Radial Turbomachinery Aerodynamics (26)
Turbomachinery: Unsteady Flows in Turbomachinery (24)

Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery

Front Matter

GT2023 Front Matter

GT 2023; V13DT00A001https://doi.org/10.1115/GT2023-FM13D

Abstract

View Articletitled, GT2023 Front Matter

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Turbomachinery: Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification

Probabilistic CFD Analysis of a High-Pressure Compressor Under Consideration of Manufacturing and In-Service Variability

Lukas Schlüter, Matthias Voigt, Robin Schmidt, Bernd Becker, Ronald Mailach

GT 2023; V13DT34A001https://doi.org/10.1115/GT2023-100528

Abstract

View Articletitled, Probabilistic CFD Analysis of a High-Pressure Compressor Under Consideration of Manufacturing and In-Service Variability

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Topics: Compressors , Computational fluid dynamics , High pressure (Physics) , Manufacturing , Shapes , Airfoils , Rotors , Accounting , Blades , Boundary layers

Surrogate Models for 3D Finite Element Creep Analysis Acceleration

Jason Abdallah, Stefan Depeweg, Maria Kuznetsova, Behnam Nouri

GT 2023; V13DT34A002https://doi.org/10.1115/GT2023-100746

Abstract

View Articletitled, Surrogate Models for 3D Finite Element Creep Analysis Acceleration

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Topics: Creep , Finite element analysis , High cycle fatigue

Shape Optimization of a Cooling Hole Using Improved Metamodeling Techniques and Workflow

Adam Norman, Carlo Arguinzoni, Kalyan Sharma, Pat Cunningham, Dibesh Joshi

GT 2023; V13DT34A003https://doi.org/10.1115/GT2023-100888

Abstract

View Articletitled, Shape Optimization of a Cooling Hole Using Improved Metamodeling Techniques and Workflow

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Topics: Cooling , Metamodeling , Optimization , Shape optimization , Workflow , Design , Flow (Dynamics) , Algorithms , Compression , Computational fluid dynamics

Optimization of Variable Geometry Turbine Electric Turbocharger for a Heavy-Duty, On-Highway Fuel Cell

Alexander H. Taylor, Pavan Naik, Simon Nibler, Nisar Al-Hasan

GT 2023; V13DT34A004https://doi.org/10.1115/GT2023-101224

Abstract

View Articletitled, Optimization of Variable Geometry Turbine Electric Turbocharger for a Heavy-Duty, On-Highway Fuel Cell

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Topics: Fuel cells , Geometry , Highways , Optimization , Turbines , Turbochargers

Gradient-Free Aerodynamic Optimization With Structural Constraints and Surge Line Control for Radial Compressor Stage

Robert Schaffrath, Eberhard Nicke, Nicolai Forsthofer, Oliver Kunc, Christian Voß

GT 2023; V13DT34A005https://doi.org/10.1115/GT2023-101593

Abstract

View Articletitled, Gradient-Free Aerodynamic Optimization With Structural Constraints and Surge Line Control for Radial Compressor Stage

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Topics: Compressors , Optimization , Steam , Surges , Water

Gas Turbines Cantilever Nozzles Simplified Approach for Performance and Structural Optimization

Andrea Fardelli, Giacomo Ragni, Daniele Di Benedetto, Alessandro De Luca, Simone Colantoni

GT 2023; V13DT34A006https://doi.org/10.1115/GT2023-101604

Abstract

View Articletitled, Gas Turbines Cantilever Nozzles Simplified Approach for Performance and Structural Optimization

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Topics: Bending (Stress) , Cantilevers , Gas turbines , Nozzles , Structural optimization

High-Dimensional Uncertainty Quantification of High-Pressure Turbine Vane Based on Multi-Fidelity Deep Neural Networks

Zhihui Li, Francesco Montomoli, Nicola Casari, Michele Pinelli

GT 2023; V13DT34A007https://doi.org/10.1115/GT2023-101698

Abstract

View Articletitled, High-Dimensional Uncertainty Quantification of High-Pressure Turbine Vane Based on Multi-Fidelity Deep Neural Networks

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Topics: Artificial neural networks , High pressure (Physics) , Nozzles , Turbines , Uncertainty quantification

Aerodynamic Design and Performance Optimization of a Centrifugal Fan Impeller

Gökhan Avşar, Ahmet Alper Ezertaş, Özge Başkan Perçin

GT 2023; V13DT34A008https://doi.org/10.1115/GT2023-101835

Abstract

View Articletitled, Aerodynamic Design and Performance Optimization of a Centrifugal Fan Impeller

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Topics: Design , Impellers , Optimization

Research on Automatic Aerodynamic Performance Optimization for Flue Gas Turbine Blades Under Multiple Conditions

He Yao, Cai Liu-Xi, Yao Jia-Wei, Hou Yan-Fang, Li Yun

GT 2023; V13DT34A009https://doi.org/10.1115/GT2023-101885

Abstract

View Articletitled, Research on Automatic Aerodynamic Performance Optimization for Flue Gas Turbine Blades Under Multiple Conditions

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Topics: Flue gases , Optimization , Sensitivity analysis , Turbine blades , Turbines

Realtime CFD Based Shape Optimization Using Geometric Deep Learning for Families of Turbomachinery Applications

Alexandre Gouttiere, Giacomo Alessi, Dirk Wunsch, Luca Zampieri, Charles Hirsch

GT 2023; V13DT34A010https://doi.org/10.1115/GT2023-101938

Abstract

View Articletitled, Realtime CFD Based Shape Optimization Using Geometric Deep Learning for Families of Turbomachinery Applications

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Topics: Computational fluid dynamics , Design , Machine learning , Optimization , Rotors , Shape optimization , Turbomachinery

An Automated Gaussian Process Integrated With Bayesian Optimization Approach to Designing Spline-Based Pin-Fin Arrays

Susheel Dharmadhikari, Reid A. Berdanier, Karen A. Thole, Amrita Basak

GT 2023; V13DT34A011https://doi.org/10.1115/GT2023-102018

Abstract

View Articletitled, An Automated Gaussian Process Integrated With Bayesian Optimization Approach to Designing Spline-Based Pin-Fin Arrays

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Topics: Design , Optimization , Splines , Fins , Pressure drop , Pressure , Shapes , Additive manufacturing , Cooling , Dynamics (Mechanics)

Comparison Between Gradient-Free and Gradient-Based Optimizations of the SRV2 Radial Compressor

Arnaud Châtel, Tom Verstraete

GT 2023; V13DT34A012https://doi.org/10.1115/GT2023-102387

Abstract

View Articletitled, Comparison Between Gradient-Free and Gradient-Based Optimizations of the SRV2 Radial Compressor

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Topics: Compressors , Optimization , Design , Computational fluid dynamics , Fluids , Geometry , Impellers , Optimization algorithms , Reynolds-averaged Navier–Stokes equations , Steady state

Robust Design of Herringbone Grooved Journal Bearings Using Multi-Objective Optimization With Artificial Neural Networks

Soheyl Massoudi, Jürg Schiffmann

GT 2023; V13DT34A013https://doi.org/10.1115/GT2023-102428

Abstract

View Articletitled, Robust Design of Herringbone Grooved Journal Bearings Using Multi-Objective Optimization With Artificial Neural Networks

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Topics: Artificial neural networks , Design , Journal bearings , Manufacturing , Pareto optimization , Turbomachinery

Sensitivity Analysis of Performance Parameters of a Compressor Blade With Correlated Profile Parameters

Andriy Prots, Lukas Schlüter, Matthias Voigt, Marcus Meyer, Ronald Mailach

GT 2023; V13DT34A014https://doi.org/10.1115/GT2023-102442

Abstract

View Articletitled, Sensitivity Analysis of Performance Parameters of a Compressor Blade With Correlated Profile Parameters

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Topics: Blades , Compressors , Sensitivity analysis , Engineering systems and industry applications , Manufacturing , Wear

Advantages of Machine Learning Methods in Aerodynamic Blade Optimization

Klajdi Beqiraj, Andrea Perrone, Marco Sanguineti, Gianluca Ricci

GT 2023; V13DT34A015https://doi.org/10.1115/GT2023-102481

Abstract

View Articletitled, Advantages of Machine Learning Methods in Aerodynamic Blade Optimization

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Topics: Blades , Machine learning , Optimization

Rapid Algorithmic Blade Design Applying Machine Learning From Shape Optimization to Satisfy Multidisciplinary Constraints

Kingshuk Dasadhikari, Yoshihiro Kuwamura

GT 2023; V13DT34A016https://doi.org/10.1115/GT2023-102700

Abstract

View Articletitled, Rapid Algorithmic Blade Design Applying Machine Learning From Shape Optimization to Satisfy Multidisciplinary Constraints

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Topics: Blades , Design , Machine learning , Shape optimization

Acoustic and Aerodynamic Performance of Serrated Leading Edges on the Bypass Outlet Guide Vanes

Cleopatra Cuciumita, Ning Qin, Shahrokh Shahpar, Howoong Namgoong

GT 2023; V13DT34A017https://doi.org/10.1115/GT2023-103070

Abstract

View Articletitled, Acoustic and Aerodynamic Performance of Serrated Leading Edges on the Bypass Outlet Guide Vanes

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Topics: Acoustics , Guide vanes , Lattice Boltzmann methods , Noise (Sound)

Cross Boundary Design Optimization Using Simulation Process and Data Management

Ken Malton, Ricardo Paiva, Akin Keskin, Atif Riaz, Christos Mourouzidis

GT 2023; V13DT34A018https://doi.org/10.1115/GT2023-103103

Abstract

View Articletitled, Cross Boundary Design Optimization Using Simulation Process and Data Management

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Topics: Aircraft , Design , Engines , Optimization , Simulation

Physics-Driven Priors for Improved Spatial Models and Averages

Pranay Seshadri, Andrew B. Duncan, George Thorne, Raul Vazquez

GT 2023; V13DT34A019https://doi.org/10.1115/GT2023-103625

Abstract

View Articletitled, Physics-Driven Priors for Improved Spatial Models and Averages

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Topics: Physics , Engines , Engineering simulation , Simulation

Thermodynamic Optimization of the Cooling System of a High-Pressure-Turbine Blade

Barbara Fiedler, Yannick Muller, Matthias Voigt, Ronald Mailach

GT 2023; V13DT34A020https://doi.org/10.1115/GT2023-103632

Abstract

View Articletitled, Thermodynamic Optimization of the Cooling System of a High-Pressure-Turbine Blade

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Topics: Blades , Cooling , Cooling systems , Optimization , Pressure , Sensitivity analysis , Turbines

Adapting Artificial Neural Networks Training Algorithms to Adjoint-Based Aerodynamic Shape Optimization

Fernando Gisbert, David Cadrecha, Jaime Quintanal, Adrián Sotillo, Jesús Pueblas, Aida Serrano, Ricardo Puente, Roque Corral

GT 2023; V13DT34A021https://doi.org/10.1115/GT2023-103906

Abstract

View Articletitled, Adapting Artificial Neural Networks Training Algorithms to Adjoint-Based Aerodynamic Shape Optimization

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Topics: Algorithms , Artificial neural networks , Shape optimization , Design , Pressure , Blades , Computation , Artificial intelligence , Columns (Structural) , Construction

Multi-Objective Numerical Optimization of Radial Turbines

Christopher Fuhrer, Nikola Kovachev, Damian M. Vogt, Ganesh Raja Mahalingam, Stuart Mann

GT 2023; V13DT34A022https://doi.org/10.1115/GT2023-103918

Abstract

View Articletitled, Multi-Objective Numerical Optimization of Radial Turbines

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Topics: Optimization , Turbines , Design , Geometry , Durability , Inertia (Mechanics) , Computational fluid dynamics , Engineering disciplines , Engineering simulation , Finite element analysis

A Novel Multi-Fidelity Surrogate for Turbomachinery Design Optimization

Qineng Wang, Liming Song, Zhendong Guo, Jun Li, Zhenping Feng

GT 2023; V13DT34A023https://doi.org/10.1115/GT2023-104237

Abstract

View Articletitled, A Novel Multi-Fidelity Surrogate for Turbomachinery Design Optimization

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Topics: Design , Optimization , Turbomachinery

Turbomachinery: Radial Turbomachinery Aerodynamics

Modification of a Radial Pump Characteristics With Fluid Suction in the Vaneless Space

Sabri Deniz

GT 2023; V13DT35A001https://doi.org/10.1115/GT2023-100783

Abstract

View Articletitled, Modification of a Radial Pump Characteristics With Fluid Suction in the Vaneless Space

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Topics: Flow control , Flow instability , Fluids , Pumps , Suction

Diffuser Stall Inception in a High-Pressure Ratio Centrifugal Compressor With Fishtail Pipe Diffuser

Atsushi Ogino, Ryo Nakayama, Eijiro Kitamura, Nobumichi Fujisawa, Satoshi Aoyama, Yutaka Ohta

GT 2023; V13DT35A002https://doi.org/10.1115/GT2023-100835

Abstract

View Articletitled, Diffuser Stall Inception in a High-Pressure Ratio Centrifugal Compressor With Fishtail Pipe Diffuser

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Topics: Compressors , Diffusers , High pressure (Physics) , Pipes , Stall inception

A Numerical Investigation of the Design Point Performance for a Centrifugal Compressor With a Parameterized Volute

Laura McLaughlin, Charles Stuart, Stephen Spence, Daniel Rusch, Marco Geron, Kwok Kai So, Erich Kreiselmaier

GT 2023; V13DT35A003https://doi.org/10.1115/GT2023-101008

Abstract

View Articletitled, A Numerical Investigation of the Design Point Performance for a Centrifugal Compressor With a Parameterized Volute

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Topics: Compressors , Design

Investigating the Suitability of Multi-Scroll Volutes for Improving Spanwise Incidence of Mixed Flow Turbine Rotors With Varying Blade Cone Angles in Automotive Turbocharging Applications

Peter Martin, Stephen Spence, Charles Stuart, Andre Starke, Thomas Leonard, Marco Geron

GT 2023; V13DT35A004https://doi.org/10.1115/GT2023-101738

Abstract

View Articletitled, Investigating the Suitability of Multi-Scroll Volutes for Improving Spanwise Incidence of Mixed Flow Turbine Rotors With Varying Blade Cone Angles in Automotive Turbocharging Applications

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Topics: Blades , Flow (Dynamics) , Rotors , Turbines

Pressure Characteristic Rollover of a Transonic Centrifugal Impeller

Teng Cao, Yoshihiro Hayashi, Isao Tomita

GT 2023; V13DT35A005https://doi.org/10.1115/GT2023-101815

Abstract

View Articletitled, Pressure Characteristic Rollover of a Transonic Centrifugal Impeller

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Topics: Compressibility , Impellers , Pressure , Stability

A CFD-Assisted Throughflow Approach for the Map Calculation of Centrifugal Compressors

Sandra Labat Casajust, Daniel Möller, Peter Jeschke

GT 2023; V13DT35A006https://doi.org/10.1115/GT2023-101906

Abstract

View Articletitled, A CFD-Assisted Throughflow Approach for the Map Calculation of Centrifugal Compressors

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Topics: Compressors , Computational fluid dynamics

Investigation on the Influence of Surface Roughness of Rotating Microchannel on Flow Conditions

Krzysztof Rusin, Włodzimierz Wróblewski, Sebastian Rulik, Mohammadsadegh Pahlavanzadeh, Emad Hasani Malekshah

GT 2023; V13DT35A007https://doi.org/10.1115/GT2023-101917

Abstract

View Articletitled, Investigation on the Influence of Surface Roughness of Rotating Microchannel on Flow Conditions

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Topics: Flow (Dynamics) , Microchannels , Surface roughness , Turbines

A Piston Theory-Based Aeroelastic Stability Prediction Toolbox for Radial Turbomachinery

Vincent Iskandar, David W. Fellows, Daniel J. Bodony, Sang-Guk Kang, Aaron J. Pope, Chol-Bum Kweon

GT 2023; V13DT35A008https://doi.org/10.1115/GT2023-102051

Abstract

View Articletitled, A Piston Theory-Based Aeroelastic Stability Prediction Toolbox for Radial Turbomachinery

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Topics: Computational fluid dynamics , Interpolation , Pistons , Stability , Turbochargers , Turbomachinery , Vibration , Graphical user interfaces , Blades , Fluids

A Two-Step Approach for Centrifugal Compressor Performance Mapping Based on a Reduced-Order Model and an Evolutionary Algorithm

Marco Bicchi, Davide Biliotti, Lorenzo Toni, Michele Marconcini, Angelo Grimaldi, Andrea Arnone

GT 2023; V13DT35A009https://doi.org/10.1115/GT2023-102252

Abstract

View Articletitled, A Two-Step Approach for Centrifugal Compressor Performance Mapping Based on a Reduced-Order Model and an Evolutionary Algorithm

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Topics: Compressors , Computational fluid dynamics , Evolutionary algorithms

Hysteresis Effect of Volute on Compressor Performance Under Pulsating Flow Condition

Yoshihiro Hayashi, Aakeen Parikh, Maria Esperanza Barrera-Medrano, Ricardo Martinez-Botas

GT 2023; V13DT35A010https://doi.org/10.1115/GT2023-102332

Abstract

View Articletitled, Hysteresis Effect of Volute on Compressor Performance Under Pulsating Flow Condition

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Topics: Compressors , Pulsatile flow

Windage Loss and Flow Characteristics in Back Gap of Radial Inflow Impellers With Steam Medium

Zhuobin Zhao, Qinghua Deng, Lehao Hu, Jun Li, Zhenping Feng

GT 2023; V13DT35A011https://doi.org/10.1115/GT2023-102360

Abstract

View Articletitled, Windage Loss and Flow Characteristics in Back Gap of Radial Inflow Impellers With Steam Medium

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Topics: Flow (Dynamics) , Impellers , Inflow , Reynolds number , Steam , Turbines

A Critical Analysis on the Impact of External Losses on the Performance of a Centrifugal Compressor Stage – Experimental and Multi-Fidelity Numerical Assessment

Alberto Baroni, Iacopo Catalani, Luca Romani, Marco Bicchi, Francesco Balduzzi, Michele Marconcini, Alessandro Bianchini, Andrea Arnone, Giovanni Ferrara, Lorenzo Toni, Davide Biliotti

GT 2023; V13DT35A012https://doi.org/10.1115/GT2023-102488

Abstract

View Articletitled, A Critical Analysis on the Impact of External Losses on the Performance of a Centrifugal Compressor Stage – Experimental and Multi-Fidelity Numerical Assessment

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Topics: Compressors , Computational fluid dynamics , Design , Flow (Dynamics) , Cavities , Engineering simulation , Simulation , Computer simulation , Leakage , Leakage flows

Loss Analysis in Radial Inflow Turbines for Supercritical CO₂ Mixtures

Omar Aqel, Martin White, Abdulnaser Sayma

GT 2023; V13DT35A013https://doi.org/10.1115/GT2023-102556

Abstract

View Articletitled, Loss Analysis in Radial Inflow Turbines for Supercritical CO<sub>2</sub> Mixtures

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Topics: Inflow , Supercritical carbon dioxide , Turbines

Aerodynamic Design, Study, and Performance Mapping of a Radial-Axial Machine for Geothermal Power Plants in Energy Transition Applications

Fabrizio Lottini, Michele Marconcini, Andrea Arnone, Davide Biliotti, Alice Foschini

GT 2023; V13DT35A014https://doi.org/10.1115/GT2023-102867

Abstract

View Articletitled, Aerodynamic Design, Study, and Performance Mapping of a Radial-Axial Machine for Geothermal Power Plants in Energy Transition Applications

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Topics: Design , Geothermal power stations , Machinery , Computational fluid dynamics , Architecture , Energy generation , Fluids , Geothermal engineering , Molecular weight , Power stations

Empirical Loss Model Optimization for the Prediction of Centrifugal Compressor Off-Design Performance

Jonathon Howard, Peter Knudsen, Abraham Engeda

GT 2023; V13DT35A015https://doi.org/10.1115/GT2023-103013

Abstract

View Articletitled, Empirical Loss Model Optimization for the Prediction of Centrifugal Compressor Off-Design Performance

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Topics: Compressors , Design , Optimization

Role of the Inducer in Flow Instability of a High-Speed Centrifugal Compressor Impeller

Meijie Zhang, Wangxia Wu

GT 2023; V13DT35A016https://doi.org/10.1115/GT2023-103035

Abstract

View Articletitled, Role of the Inducer in Flow Instability of a High-Speed Centrifugal Compressor Impeller

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Topics: Compressor impellers , Compressors , Flow instability

Numerical and Experimental Investigation of Riblet-Coating Impact on Centrifugal Compressor Stage Performance

Sophia Jörg, Manfred Wirsum, Mikel Lucas García De Albéniz, Peter Leitl, Andreas Flanschger, Yvonne Kowalik, Philipp Jenny

GT 2023; V13DT35A017https://doi.org/10.1115/GT2023-103040

Abstract

View Articletitled, Numerical and Experimental Investigation of Riblet-Coating Impact on Centrifugal Compressor Stage Performance

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Topics: Coating processes , Compressors

NASA Small Engine Components Compressor Test Facility: High Efficiency Centrifugal Compressor Vaneless Diffuser and Transition Duct Configurations

Herbert M. Harrison, Ezra O. McNichols, Matthew R. Blaha

GT 2023; V13DT35A018https://doi.org/10.1115/GT2023-103128

Abstract

View Articletitled, NASA Small Engine Components Compressor Test Facility: High Efficiency Centrifugal Compressor Vaneless Diffuser and Transition Duct Configurations

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Topics: Compressors , Ducts , Engines , NASA , Test facilities , Vaneless diffusers

A Novel Optimisation of a Transonic Centrifugal Impeller Based on 3D Inverse Design Approach

Peng Wang, Mingding Zhang, Mehrdad Zangeneh

GT 2023; V13DT35A019https://doi.org/10.1115/GT2023-103145

Abstract

View Articletitled, A Novel Optimisation of a Transonic Centrifugal Impeller Based on 3D Inverse Design Approach

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Topics: Computational fluid dynamics , Design , Experimental design , Impellers , Optimization , Parametrization

A Method for Preliminary Design of Variable Geometry Vaned Diffuser for Centrifugal Compressor

Hideaki Tamaki, Satoshi Yamaguchi

GT 2023; V13DT35A020https://doi.org/10.1115/GT2023-103317

Abstract

View Articletitled, A Method for Preliminary Design of Variable Geometry Vaned Diffuser for Centrifugal Compressor

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Topics: Compressors , Design , Diffusers , Geometry

Investigation on the Unsteady Surge Flow Behavior of an Axial-Centrifugal Compressor

Jiaan Li, Mengyang Wen, Baotong Wang, Xinqian Zheng

GT 2023; V13DT35A021https://doi.org/10.1115/GT2023-103407

Abstract

View Articletitled, Investigation on the Unsteady Surge Flow Behavior of an Axial-Centrifugal Compressor

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Topics: Aerodynamics , Compressors , Computational fluid dynamics , Flow (Dynamics) , Simulation , Surges

Robust Design of a Vaned Diffuser in a Centrifugal Compressor Stage With a High Load Impeller

Andrea Agnolucci, Michele Marconcini, Davide Biliotti, Lorenzo Toni, Alberto Baroni, Luca Romani, Andrea Arnone

GT 2023; V13DT35A022https://doi.org/10.1115/GT2023-103585

Abstract

View Articletitled, Robust Design of a Vaned Diffuser in a Centrifugal Compressor Stage With a High Load Impeller

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Topics: Compressors , Design , Diffusers , Impellers , Stress , Clearances (Engineering) , High pressure (Physics) , Geometry , Machinery , Manufacturing

Conceptual Design of the Electric Pumps for the High-Performance Engine of a European Lunar Lander

Piero Danieli, Massimo Masi, Riccardo Tridello, Mario Pessana, Francesco Barato, Alessandro Chiesa

GT 2023; V13DT35A023https://doi.org/10.1115/GT2023-103604

Abstract

View Articletitled, Conceptual Design of the Electric Pumps for the High-Performance Engine of a European Lunar Lander

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Topics: Conceptual design , Emissions , Engines , Pumps , Rocket engines

Innovative Lightweight Compression System Based on Axial-Centrifugal Contra-Rotating Concept: Pushing the Limits

Akchhay Kumar, Chetankumar Mistry, Sankar Kumar, Ajay Pratap

GT 2023; V13DT35A024https://doi.org/10.1115/GT2023-103803

Abstract

View Articletitled, Innovative Lightweight Compression System Based on Axial-Centrifugal Contra-Rotating Concept: Pushing the Limits

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Topics: Compression , Computational fluid dynamics , Design

Integrated Aero-Mechanical Design and Experimental Validation for Next Generation Compressors for Energy Transition

Lorenzo Toni, Alberto Guglielmo, Angelo Grimaldi, Francesco Cangioli, Davide Biliotti, Elisabetta Belardini, Giulia Meazzini, Lorenzo Miris

GT 2023; V13DT35A025https://doi.org/10.1115/GT2023-103817

Abstract

View Articletitled, Integrated Aero-Mechanical Design and Experimental Validation for Next Generation Compressors for Energy Transition

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Topics: Aerodynamics , Compressors , Design , Design engineering

On the Feasibility of Helicity-Based Corrections of Turbulence Models for Improving RANS Predictions of Centrifugal Compressor Stages

Alessandro Pela, Michele Marconcini, Andrea Arnone, Lorenzo Toni, Roberto Valente, Andrea Agnolucci, Angelo Grimaldi, Roberto Pacciani

GT 2023; V13DT35A026https://doi.org/10.1115/GT2023-103852

Abstract

View Articletitled, On the Feasibility of Helicity-Based Corrections of Turbulence Models for Improving RANS Predictions of Centrifugal Compressor Stages

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Topics: Compressors , Computational fluid dynamics , Helicity , Modeling , Reynolds-averaged Navier–Stokes equations , Turbulence

Turbomachinery: Unsteady Flows in Turbomachinery

The Effect of Unsteady Inlet Boundary Conditions on the Aero-Thermal Behavior of High-Pressure Turbine Vanes: A Numerical Study Using Scale-Resolving Simulations

Jonathan Gründler, Knut Lehmann, Heinz-Peter Schiffer

GT 2023; V13DT36A001https://doi.org/10.1115/GT2023-100884

Abstract

View Articletitled, The Effect of Unsteady Inlet Boundary Conditions on the Aero-Thermal Behavior of High-Pressure Turbine Vanes: A Numerical Study Using Scale-Resolving Simulations

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Topics: Boundary-value problems , Combustion chambers , High pressure (Physics) , Simulation , Turbines

Numerical Characterization of Prestall Disturbances in a Compressor Stage

Victor Bicalho Civinelli de Almeida, Ergin Tüzüner, Mario Eck, Dieter Peitsch

GT 2023; V13DT36A002https://doi.org/10.1115/GT2023-101101

Abstract

View Articletitled, Numerical Characterization of Prestall Disturbances in a Compressor Stage

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Topics: Clearances (Engineering) , Compressors , Flow (Dynamics) , Computer simulation , Annulus , Computation , Computational fluid dynamics , Dynamics (Mechanics) , Pressure , Probes

CFD Simulations of the Unsteady-State Flow Through a 1.5-Stage High-Work Turbine

Thorsten Hansen, Erik Munktell, Georg Scheuerer, Qingyuan Zhuang, Kim Zwiener

GT 2023; V13DT36A003https://doi.org/10.1115/GT2023-101135

Abstract

View Articletitled, CFD Simulations of the Unsteady-State Flow Through a 1.5-Stage High-Work Turbine

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Topics: Computational fluid dynamics , Engineering simulation , Rotors , Simulation , Stators , Turbines , Turbulence , Unsteady flow

A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 3: Secondary Flow Effects

Christian Morsbach, Michael Bergmann, Adem Tosun, Björn F. Klose, Patrick Bechlars, Edmund Kügeler

GT 2023; V13DT36A004https://doi.org/10.1115/GT2023-101374

Abstract

View Articletitled, A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 3: Secondary Flow Effects

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Topics: Flow (Dynamics) , Large eddy simulation , Turbomachinery , Wakes , Inflow , Boundary layers , Corners (Structural elements) , Design , Flow visualization , Generators

A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 1: Sliding Interfaces and Unsteady Row Interactions

Michael Bergmann, Christian Morsbach, Björn F. Klose, Graham Ashcroft, Edmund Kügeler

GT 2023; V13DT36A005https://doi.org/10.1115/GT2023-101623

Abstract

View Articletitled, A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 1: Sliding Interfaces and Unsteady Row Interactions

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Topics: Flow (Dynamics) , Large eddy simulation , Turbomachinery , Wakes , Cascades (Fluid dynamics) , Computer simulation , Engineering simulation , Simulation , Computational fluid dynamics , Convection

Investigation of the Stability and Surge Limit in an Industrial Centrifugal Compressor With Variable Inlet Guide Vanes

Julian Stemmermann, Loïc Marc Reymond, Marius Geilich, Peter Jeschke

GT 2023; V13DT36A006https://doi.org/10.1115/GT2023-101626

Abstract

View Articletitled, Investigation of the Stability and Surge Limit in an Industrial Centrifugal Compressor With Variable Inlet Guide Vanes

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Topics: Compressors , Inlet guide vanes , Stability , Surges

Boundary Layer Analysis of a Transonic High-Pressure Turbine Vane Using Ultra-Fast-Response Temperature-Sensitive Paint

Anna Petersen, Michael Hilfer

GT 2023; V13DT36A007https://doi.org/10.1115/GT2023-101889

Abstract

View Articletitled, Boundary Layer Analysis of a Transonic High-Pressure Turbine Vane Using Ultra-Fast-Response Temperature-Sensitive Paint

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Topics: Boundary layers , High pressure (Physics) , Paints , Temperature , Turbines , Separation (Technology) , Surface roughness , Nozzle guide vanes , Aerodynamics , Computer simulation

A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 2: Shock-Capturing and Transonic Flows

Björn F. Klose, Christian Morsbach, Michael Bergmann, Alexander Hergt, Joachim Klinner, Sebastian Grund, Edmund Kügeler

GT 2023; V13DT36A008https://doi.org/10.1115/GT2023-101891

Abstract

View Articletitled, A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 2: Shock-Capturing and Transonic Flows

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Topics: Flow (Dynamics) , Large eddy simulation , Shock (Mechanics) , Transonic flow , Turbomachinery

Coherent Turbulent Stresses in Unsteady Forced Transonic Nozzle With Shock-Induced Separation

Nicolas Goffart, Benoît Tartinville, Sergio Pirozzoli

GT 2023; V13DT36A009https://doi.org/10.1115/GT2023-101925

Abstract

View Articletitled, Coherent Turbulent Stresses in Unsteady Forced Transonic Nozzle With Shock-Induced Separation

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Topics: Nozzles , Separation (Technology) , Shock (Mechanics) , Stress , Turbulence

Investigation of the Aerodynamic Losses Caused by the Impeller/Volute Interaction in a Transonic Centrifugal Compressor

Loïc Marc Reymond, Marius Geilich, Julian Stemmermann, Peter Jeschke

GT 2023; V13DT36A010https://doi.org/10.1115/GT2023-102145

Abstract

View Articletitled, Investigation of the Aerodynamic Losses Caused by the Impeller/Volute Interaction in a Transonic Centrifugal Compressor

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Topics: Compressors , Impellers , Unsteady flow

Direct Numerical Simulation of an HPT Stage: Unsteady Boundary Layer Transition and the Resulting Flow Structures

Taiyang Wang, Yaomin Zhao, John Leggett, Richard D. Sandberg

GT 2023; V13DT36A011https://doi.org/10.1115/GT2023-102213

Abstract

View Articletitled, Direct Numerical Simulation of an HPT Stage: Unsteady Boundary Layer Transition and the Resulting Flow Structures

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Topics: Boundary layers , Computer simulation , Flow (Dynamics) , Wakes , Turbulence , Blades , Boundary layer turbulence , Bubbles , Databases , Free stream turbulence

Analysis of Flutter Mechanisms and Unsteady Aerodynamics of a Transonic Fan Blade Near Stall

Roger Zoepke-Sonntag, George Hill, Sina Stapelfeldt

GT 2023; V13DT36A012https://doi.org/10.1115/GT2023-102237

Abstract

View Articletitled, Analysis of Flutter Mechanisms and Unsteady Aerodynamics of a Transonic Fan Blade Near Stall

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Topics: Aerodynamics , Blades , Flutter (Aerodynamics)

Experimental Characterization of Surge Cycles in a Centrifugal Compressor Under Wet Gas Operation

Alberto Serena, Øyvind Hundseid, Lars Eirik Bakken

GT 2023; V13DT36A013https://doi.org/10.1115/GT2023-102287

Abstract

View Articletitled, Experimental Characterization of Surge Cycles in a Centrifugal Compressor Under Wet Gas Operation

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Topics: Compressors , Cycles , Experimental characterization , Flow visualization , Surges , Turbomachinery , Unsteady flow

Unsteady Pre-Stall Behavior in a Centrifugal Compressor With Vaned Diffuser

Yutaro Suzuki, Nobumichi Fujisawa, Yutaka Ohta

GT 2023; V13DT36A014https://doi.org/10.1115/GT2023-102425

Abstract

View Articletitled, Unsteady Pre-Stall Behavior in a Centrifugal Compressor With Vaned Diffuser

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Topics: Compressors , Diffusers

Investigations of the Unsteady Shock-Boundary Layer Interaction in a Transonic Compressor Cascade

Edwin J. Munoz Lopez, Alexander Hergt, Joachim Klinner, Sebastian Grund, Jirair Karboujian, Jasmin Flamm, Volker Gümmer

GT 2023; V13DT36A015https://doi.org/10.1115/GT2023-102622

Abstract

View Articletitled, Investigations of the Unsteady Shock-Boundary Layer Interaction in a Transonic Compressor Cascade

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Topics: Cascades (Fluid dynamics) , Compressors , Shock (Mechanics)

Numerical Investigations of Near Surge Operating Conditions in a Two-Stage Radial Compressor With Refrigerant Gas

Carlo Cravero, Davide Marsano, Vishnu Sishtla, Chaitanya Halbe, William T. Cousins

GT 2023; V13DT36A016https://doi.org/10.1115/GT2023-102630

Abstract

View Articletitled, Numerical Investigations of Near Surge Operating Conditions in a Two-Stage Radial Compressor With Refrigerant Gas

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Topics: Compressors , Refrigerants , Surges

The Role of Turbulence Transport in Mechanical Energy Budgets

Pawel J. Przytarski, Davide Lengani, Daniele Simoni, Andrew P. S. Wheeler

GT 2023; V13DT36A017https://doi.org/10.1115/GT2023-102767

Abstract

View Articletitled, The Role of Turbulence Transport in Mechanical Energy Budgets

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Topics: Energy budget (Physics) , Turbulence , Pressure , Entropy , Inflow , Simulation , Mach number , Reynolds number

Characterising the Unsteady Flow-Field in Low-Flow Turbine Operation

Hye Rim Kim, Lennart Stania, Niklas Maroldt, Marcel Oettinger, Joerg R. Seume

GT 2023; V13DT36A018https://doi.org/10.1115/GT2023-102813

Abstract

View Articletitled, Characterising the Unsteady Flow-Field in Low-Flow Turbine Operation

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Topics: Flow (Dynamics) , Turbines , Vibration

The Impact of the Off-Design Conditions on the Entropy Wave Interaction With a High-Pressure Turbine Stage

Lorenzo Pinelli, Giovanni Giannini, Michele Marconcini, Roberto Pacciani, Andrea Notaristefano, Paolo Gaetani

GT 2023; V13DT36A019https://doi.org/10.1115/GT2023-102837

Abstract

View Articletitled, The Impact of the Off-Design Conditions on the Entropy Wave Interaction With a High-Pressure Turbine Stage

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Topics: Design , Entropy , High pressure (Physics) , Turbines , Waves , Emissions , Noise (Sound) , Rotors , Combustion chambers , Engines

Impact of High-Pressure-Turbine Purge Flow on the Evolution of Turbulence in a Turbine Vane Frame

Asim Hafizovic, Filippo Merli, Nicolas Krajnc, Malte Schien, Andreas Peters, Franz Heitmeir, Emil Göttlich

GT 2023; V13DT36A020https://doi.org/10.1115/GT2023-102976

Abstract

View Articletitled, Impact of High-Pressure-Turbine Purge Flow on the Evolution of Turbulence in a Turbine Vane Frame

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Topics: Flow (Dynamics) , Pressure , Turbines , Turbulence

Exploring Physics of Acoustic Flow Control Over Airfoils Towards Potential Application to High Work and Lift Turbines

Acar Celik, Abhijit Mitra, Tapish Agarwal, John Clark, Ian Jacobi, Beni Cukurel

GT 2023; V13DT36A021https://doi.org/10.1115/GT2023-103462

Abstract

View Articletitled, Exploring Physics of Acoustic Flow Control Over Airfoils Towards Potential Application to High Work and Lift Turbines

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Topics: Acoustics , Airfoils , Flow (Dynamics) , Flow control , Flow separation , Physics , Turbines

Unsteady Pressures During Frequency Lock-in of a Cylinder Experiencing Non-Synchronous Vibrations

Richard Hollenbach, Isabelle Sanz, Robert Kielb

GT 2023; V13DT36A022https://doi.org/10.1115/GT2023-103908

Abstract

View Articletitled, Unsteady Pressures During Frequency Lock-in of a Cylinder Experiencing Non-Synchronous Vibrations

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Topics: Computational fluid dynamics , Cylinders , Locks (Waterways) , Vibration , Vortex shedding

A Machine Learning Approach for the Prediction of Time-Averaged Unsteady Flows in Turbomachinery

Dominik Blechschmidt, Dajan Mimic

GT 2023; V13DT36A023https://doi.org/10.1115/GT2023-103914

Abstract

View Articletitled, A Machine Learning Approach for the Prediction of Time-Averaged Unsteady Flows in Turbomachinery

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Topics: Compressors , Machine learning , Turbomachinery , Unsteady flow

Unsteady Flow Structure of Corner Separation in a Highly Loaded Compressor Cascade

Weibo Zhong, Yangwei Liu, Yumeng Tang

GT 2023; V13DT36A024https://doi.org/10.1115/GT2023-104234

Abstract

View Articletitled, Unsteady Flow Structure of Corner Separation in a Highly Loaded Compressor Cascade

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Topics: Cascades (Fluid dynamics) , Compressors , Corners (Structural elements) , Flow (Dynamics) , Principal component analysis , Separation (Technology) , Unsteady flow

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Turbomachinery: Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification

Turbomachinery: Radial Turbomachinery Aerodynamics

Turbomachinery: Unsteady Flows in Turbomachinery

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