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Journal Articles

Some Properties of the Exit Velocity Triangle of a Radial Compressor Impeller

Michael Casey, Christopher Robinson

J. Turbomach. May 2023, 145(5): 051007.

Paper No: TURBO-22-1225

DOI: https://doi.org/10.1115/1.4056088

Published Online: November 25, 2022

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Topics: Flow (Dynamics), Impellers, Diffusers, Design

Proceedings Papers

Some Properties of the Exit Velocity Triangle of a Radial Compressor Impeller

Michael Casey, Chris Robinson

Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT35A003, June 13–17, 2022

Paper No: GT2022-79368

DOI: https://doi.org/10.1115/GT2022-79368

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Topics: Compressor impellers, Compressors, Design, Impellers, Flow (Dynamics), Diffusers, Computational fluid dynamics, Stability, Teaching, Vaneless diffusers

Proceedings Papers

Reynolds Number and Roughness Effects on Turbocompressor Performance: Numerical Calculations and Measurement Data Evaluation

Fabian Dietmann, Michael Casey, Damian M. Vogt

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A016, September 21–25, 2020

Paper No: GT2020-14653

DOI: https://doi.org/10.1115/GT2020-14653

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Topics: Reynolds number, Surface roughness, Flow (Dynamics), Compressors, Design, Energy dissipation, Machinery

Journal Articles

Effect of Leakage Flows on the Performance of a Family of Inline Centrifugal Compressors

Hamid Hazby, Michael Casey, Luboš Březina

J. Turbomach. September 2019, 141(9): 091006.

Paper No: TURBO-18-1347

DOI: https://doi.org/10.1115/1.4043786

Published Online: June 3, 2019

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Topics: Compressors, Computational fluid dynamics, Flow (Dynamics), Impellers, Leakage, Leakage flows, Cavities

Journal Articles

Free-Form Versus Ruled Inducer Design in a Transonic Centrifugal Impeller

Hamid Hazby, Chris Robinson, Michael Casey, Daniel Rusch, Rene Hunziker

J. Turbomach. January 2018, 140(1): 011010.

Paper No: TURBO-17-1173

DOI: https://doi.org/10.1115/1.4038176

Published Online: October 31, 2017

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Topics: Design, Flow (Dynamics), Impellers, Blades

Proceedings Papers

Free-Form Versus Ruled Inducer Design in a Transonic Centrifugal Impeller

Hamid Hazby, Chris Robinson, Michael Casey, Daniel Rusch, Rene Hunziker

Proc. ASME. GT2017, Volume 2C: Turbomachinery, V02CT44A012, June 26–30, 2017

Paper No: GT2017-63538

DOI: https://doi.org/10.1115/GT2017-63538

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Topics: Design, Impellers, Chords (Trusses), Compressor impellers, Computational fluid dynamics, Degrees of freedom, Diffusers, Engineering simulation, Flow (Dynamics), High pressure (Physics)

Journal Articles

Effects of Blade Deformation on the Performance of a High Flow Coefficient Mixed Flow Impeller

Hamid Hazby, Ian Woods, Michael Casey, Ryusuke Numakura, Hideaki Tamaki

J. Turbomach. December 2015, 137(12): 121005.

Paper No: TURBO-15-1149

DOI: https://doi.org/10.1115/1.4031356

Published Online: September 23, 2015

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Topics: Blades, Deformation, Flow (Dynamics), Geometry, Impellers, Pressure, Stress, Design

Proceedings Papers

Effects of Blade Deformation on the Performance of a High Flow Coefficient Mixed Flow Impeller

Hamid Hazby, Ian Woods, Michael Casey, Ryusuke Numakura, Hideaki Tamaki

Proc. ASME. GT2015, Volume 2C: Turbomachinery, V02CT42A004, June 15–19, 2015

Paper No: GT2015-42079

DOI: https://doi.org/10.1115/GT2015-42079

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Topics: Blades, Deformation, Flow (Dynamics), Impellers, Geometry, Pressure, Stress, Clearances (Engineering), Fluids

Journal Articles

A Transonic Mixed Flow Compressor for an Extreme Duty

Hamid Hazby, Michael Casey, Ryusuke Numakura, Hideaki Tamaki

J. Turbomach. May 2015, 137(5): 051010.

Paper No: TURBO-14-1231

DOI: https://doi.org/10.1115/1.4028738

Published Online: May 1, 2015

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Topics: Compressors, Design, Flow (Dynamics), Impellers, Pressure, Blades

Proceedings Papers

A Transonic Mixed Flow Compressor for an Extreme Duty

Hamid Hazby, Michael Casey, Ryusuke Numakura, Hideaki Tamaki

Proc. ASME. GT2014, Volume 2D: Turbomachinery, V02DT42A010, June 16–20, 2014

Paper No: GT2014-25378

DOI: https://doi.org/10.1115/GT2014-25378

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Topics: Compressors, Flow (Dynamics), Design, Blades, Computational fluid dynamics, Design methodology, Engineering prototypes, Impellers, Optimization, Pressure

Proceedings Papers

The Matching of a Vaned Diffuser With a Radial Compressor Impeller and its Effect on the Stage Performance

Michael Casey, Daniel Rusch

Proc. ASME. GT2014, Volume 2D: Turbomachinery, V02DT42A001, June 16–20, 2014

Paper No: GT2014-25003

DOI: https://doi.org/10.1115/GT2014-25003

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Topics: Compressor impellers, Diffusers, Impellers, Compressors, Design, Mach number, Flow (Dynamics), High pressure (Physics), Turbochargers

Proceedings Papers

Effect of a Recirculation Device on the Performance of Transonic Mixed Flow Compressors

Ryusuke Numakura, Hideaki Tamaki, Hamid Hazby, Michael Casey

Proc. ASME. GT2014, Volume 2D: Turbomachinery, V02DT42A009, June 16–20, 2014

Paper No: GT2014-25365

DOI: https://doi.org/10.1115/GT2014-25365

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Topics: Compressors, Flow (Dynamics), Impellers, Cavities, Computational fluid dynamics, Engineering simulation, Pressure, Simulation, Design, Mach number

Journal Articles

The Matching of a Vaned Diffuser With a Radial Compressor Impeller and Its Effect on the Stage Performance

Michael Casey, Daniel Rusch

J. Turbomach. December 2014, 136(12): 121004.

Paper No: TURBO-14-1130

DOI: https://doi.org/10.1115/1.4028218

Published Online: August 26, 2014

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Topics: Design, Diffusers, Flow (Dynamics), Impellers, Mach number, Compressors

Journal Articles

The Variable Outlet Turbine Concept for Turbochargers

Elias Chebli, Michael Casey, Ricardo Martinez-Botas, Siegfried Sumser, Markus Müller, Stefan Künzel, Johannes Leweux, Andreas Gorbach, Wolfram Schmidt

J. Turbomach. December 2014, 136(12): 121001.

Paper No: TURBO-14-1105

DOI: https://doi.org/10.1115/1.4028231

Published Online: August 26, 2014

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Topics: Engines, Flow (Dynamics), Turbines, Pressure, Impellers, Computational fluid dynamics

Proceedings Papers

A New Partial Admission Method for Turbocharger Turbine Control at Off-Design

Sebastian Challand, Eckart Dirschauer, Mirko Ilievski, Michael Casey, Markus Schatz

Proc. ASME. GT2013, Volume 5A: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine; Microturbines, Turbochargers, and Small Turbomachines, V05AT23A022, June 3–7, 2013

Paper No: GT2013-95441

DOI: https://doi.org/10.1115/GT2013-95441

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Topics: Design, Turbines, Turbochargers, Flow (Dynamics), Nozzles, Computational fluid dynamics, Ducts, Exhaust systems, Valves, Automotive industry

Proceedings Papers

Prediction of Flow in an Exhaust Gas Turbine Diffuser With a Scale-Adaptive Simulation Model

Silke Volkmer, Markus Schatz, Michael Casey, Matthew Montgomery

Proc. ASME. GT2013, Volume 6B: Turbomachinery, V06BT37A021, June 3–7, 2013

Paper No: GT2013-94954

DOI: https://doi.org/10.1115/GT2013-94954

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Topics: Diffusers, Exhaust systems, Flow (Dynamics), Gas turbines, Simulation models, Simulation, Separation (Technology), Computational fluid dynamics, Reynolds-averaged Navier–Stokes equations, Boundary layers

Proceedings Papers

Impeller-Diffuser Interaction in Centrifugal Compressors

Chris Robinson, Michael Casey, Brad Hutchinson, Robin Steed

Proc. ASME. GT2012, Volume 8: Turbomachinery, Parts A, B, and C, 767-777, June 11–15, 2012

Paper No: GT2012-69151

DOI: https://doi.org/10.1115/GT2012-69151

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Topics: Compressors, Diffusers, Impellers, Rotors, Simulation, Stators, Transients (Dynamics), Annulus, Blades, Computational fluid dynamics

Proceedings Papers

The Design Space Boundaries for High Flow Capacity Centrifugal Compressors

Daniel Rusch, Michael Casey

Proc. ASME. GT2012, Volume 8: Turbomachinery, Parts A, B, and C, 543-556, June 11–15, 2012

Paper No: GT2012-68105

DOI: https://doi.org/10.1115/GT2012-68105

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Topics: Compressors, Design, Flow (Dynamics), Boundary-value problems, Geometry, Impellers, Mach number, Pressure, Risk, Turbomachinery

Proceedings Papers

Hub Injection Flow Control in a Turbine Exhaust Diffuser

Silke Volkmer, Benjamin Kuschel, Andreas Hirschmann, Markus Schatz, Michael Casey, Matthew Montgomery

Proc. ASME. GT2012, Volume 8: Turbomachinery, Parts A, B, and C, 1713-1723, June 11–15, 2012

Paper No: GT2012-69713

DOI: https://doi.org/10.1115/GT2012-69713

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Topics: Diffusers, Exhaust systems, Flow control, Turbines, Flow (Dynamics), Wakes, Separation (Technology), Computational fluid dynamics, Combined cycle gas turbines, Computation

Journal Articles

The Design Space Boundaries for High Flow Capacity Centrifugal Compressors

Daniel Rusch, Michael Casey

J. Turbomach. May 2013, 135(3): 031035.

Paper No: TURBO-12-1170

DOI: https://doi.org/10.1115/1.4007548

Published Online: March 25, 2013

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Topics: Compressors, Design, Flow (Dynamics), Impellers, Mach number, Pressure

Journal citation

NARROW

Some Properties of the Exit Velocity Triangle of a Radial Compressor Impeller

Some Properties of the Exit Velocity Triangle of a Radial Compressor Impeller

Reynolds Number and Roughness Effects on Turbocompressor Performance: Numerical Calculations and Measurement Data Evaluation

Effect of Leakage Flows on the Performance of a Family of Inline Centrifugal Compressors

Free-Form Versus Ruled Inducer Design in a Transonic Centrifugal Impeller

Free-Form Versus Ruled Inducer Design in a Transonic Centrifugal Impeller

Effects of Blade Deformation on the Performance of a High Flow Coefficient Mixed Flow Impeller

Effects of Blade Deformation on the Performance of a High Flow Coefficient Mixed Flow Impeller

A Transonic Mixed Flow Compressor for an Extreme Duty

A Transonic Mixed Flow Compressor for an Extreme Duty

The Matching of a Vaned Diffuser With a Radial Compressor Impeller and its Effect on the Stage Performance

Effect of a Recirculation Device on the Performance of Transonic Mixed Flow Compressors

The Matching of a Vaned Diffuser With a Radial Compressor Impeller and Its Effect on the Stage Performance

The Variable Outlet Turbine Concept for Turbochargers

A New Partial Admission Method for Turbocharger Turbine Control at Off-Design

Prediction of Flow in an Exhaust Gas Turbine Diffuser With a Scale-Adaptive Simulation Model

Impeller-Diffuser Interaction in Centrifugal Compressors

The Design Space Boundaries for High Flow Capacity Centrifugal Compressors

Hub Injection Flow Control in a Turbine Exhaust Diffuser

The Design Space Boundaries for High Flow Capacity Centrifugal Compressors

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