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Journal Articles

Three-Dimensional Computational Loss Analysis of a Compressor for Heavy Duty Truck Engine Turbochargers

Matthias Abel, Ricardo F. Martinez-Botas, Michael Wöhr, Markus Müller, Johannes Leweux

Publisher: ASME

J. Eng. Gas Turbines Power. April 2020, 142(4): 041013.

Paper No: GTP-19-1405

https://doi.org/10.1115/1.4044997

Published Online: February 3, 2020

View Articletitled, Three-Dimensional Computational Loss Analysis of a Compressor for Heavy Duty Truck Engine Turbochargers

Topics: Compressors, Entropy, Flow (Dynamics), Impellers, Turbochargers, Diffusers, Computational fluid dynamics, Friction, Engines

Proceedings Papers

Reducing Blade Force Response in a Radial Turbine by Means of Jet Injection

Stephan Netzhammer, Damian M. Vogt, Stephan Kraetschmer, Johannes Leweux, Jennifer Blackburne

Proc. ASME. GT2019, Volume 7A: Structures and Dynamics, V07AT36A007, June 17–21, 2019

Publisher: American Society of Mechanical Engineers

Paper No: GT2019-90541

https://doi.org/10.1115/GT2019-90541

View Paper titled, Reducing Blade Force Response in a Radial Turbine by Means of Jet Injection

Topics: Blades, Turbines, Vibration, Excitation, Air jets, Failure, High cycle fatigue, Computation, Computational fluid dynamics, Computer software

Proceedings Papers

3D Computational Loss Analysis of a Compressor for Heavy Duty Truck Engine Turbochargers

Matthias Abel, Ricardo F. Martinez-Botas, Michael Wöhr, Markus Müller, Johannes Leweux

Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT44A001, June 17–21, 2019

Publisher: American Society of Mechanical Engineers

Paper No: GT2019-90038

https://doi.org/10.1115/GT2019-90038

View Paper titled, 3D Computational Loss Analysis of a Compressor for Heavy Duty Truck Engine Turbochargers

Topics: Compressors, Engines, Trucks, Turbochargers, Stress, Entropy, Boundary layers, Friction, Computational fluid dynamics, Diffusers

Proceedings Papers

3D Computational Analysis of a Compressor for Heavy Duty Truck Engine Turbochargers

Matthias Abel, Peter Newton, Ricardo F. Martinez-Botas, Michael Wöhr, Markus Müller, Johannes Leweux

Proc. ASME. GT2018, Volume 2B: Turbomachinery, V02BT44A012, June 11–15, 2018

Publisher: American Society of Mechanical Engineers

Paper No: GT2018-75688

https://doi.org/10.1115/GT2018-75688

View Paper titled, 3D Computational Analysis of a Compressor for Heavy Duty Truck Engine Turbochargers

Topics: Compressors, Engines, Trucks, Turbochargers, Computational fluid dynamics, Diffusers, Pressure, Steady state, Flow (Dynamics), Fuel consumption

Journal Articles

Variable Geometry Compressors for Heavy Duty Truck Engine Turbochargers

Michael Wöhr, Markus Müller, Johannes Leweux

Publisher: ASME

J. Eng. Gas Turbines Power. July 2018, 140(7): 072701.

Paper No: GTP-17-1391

https://doi.org/10.1115/1.4038323

Published Online: April 20, 2018

View Articletitled, Variable Geometry Compressors for Heavy Duty Truck Engine Turbochargers

Topics: Compressors, Engines, Geometry, Diffusers, Design, Flow (Dynamics)

Proceedings Papers

Aerodynamic Excitation Analysis of Radial Turbine Blades due to Unsteady Flow From Vaneless Turbine Housings

Stephan Netzhammer, Damian M. Vogt, Stephan Kraetschmer, Johannes Leweux, Andreas Koengeter

Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT36A015, June 26–30, 2017

Publisher: American Society of Mechanical Engineers

Paper No: GT2017-64468

https://doi.org/10.1115/GT2017-64468

View Paper titled, Aerodynamic Excitation Analysis of Radial Turbine Blades due to Unsteady Flow From Vaneless Turbine Housings

Topics: Excitation, Turbine blades, Unsteady flow, Vaneless turbines, Design, Turbines, Blades, High cycle fatigue, Resonance, Vibration

Proceedings Papers

Variable Geometry Compressors for Heavy Duty Truck Engine Turbochargers

Michael Wöhr, Markus Müller, Johannes Leweux

Proc. ASME. GT2017, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A015, June 26–30, 2017

Publisher: American Society of Mechanical Engineers

Paper No: GT2017-64178

https://doi.org/10.1115/GT2017-64178

View Paper titled, Variable Geometry Compressors for Heavy Duty Truck Engine Turbochargers

Topics: Compressors, Engines, Geometry, Trucks, Turbochargers, Corporate average fuel economy, Fuel efficiency, Diffusers, Brakes, Design

Proceedings Papers

3-D Computational Loss Analysis of an Asymmetric Volute Twin-Scroll Turbocharger

Torsten Palenschat, Peter Newton, Ricardo F. Martinez-Botas, Markus Müller, Johannes Leweux

Proc. ASME. GT2017, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A016, June 26–30, 2017

Publisher: American Society of Mechanical Engineers

Paper No: GT2017-64190

https://doi.org/10.1115/GT2017-64190

View Paper titled, 3-D Computational Loss Analysis of an Asymmetric Volute Twin-Scroll Turbocharger

Topics: Turbochargers, Exhaust gas recirculation, Exhaust systems, Emissions, Turbines, Combustion, Cylinders, Flow (Dynamics), Nitrogen oxides, Trucks

Proceedings Papers

Experimental Rotordynamic Parameter Study at Turbochargers With Hydrodynamic Journal Bearing Systems

Alexander T. Hummel, Michael Rott, Christoph Schneider, David Kuschnertschuk, Günther Stelzner, Markus Müller, Johannes Leweux

Proc. ASME. GT2015, Volume 7A: Structures and Dynamics, V07AT30A011, June 15–19, 2015

Publisher: American Society of Mechanical Engineers

Paper No: GT2015-43434

https://doi.org/10.1115/GT2015-43434

View Paper titled, Experimental Rotordynamic Parameter Study at Turbochargers With Hydrodynamic Journal Bearing Systems

Topics: Journal bearings, Turbochargers, Bearings, Excitation, Rotors, Design, Engines, Friction, Heating, Manufacturing

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

Publisher: ASME

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

Paper No: TURBO-14-1105

https://doi.org/10.1115/1.4028231

Published Online: August 26, 2014

View Articletitled, The Variable Outlet Turbine Concept for Turbochargers

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

Proceedings Papers

Variable Asymmetric Turbine for Heavy Duty Truck Engines

Sebastian Schmidt, Martin G. Rose, Markus Müller, Siegfried Sumser, Elias Chebli, Thomas Streule, Michael Stiller, Johannes Leweux

Proc. ASME. GT2013, Volume 5A: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine; Microturbines, Turbochargers, and Small Turbomachines, V05AT23A013, June 3–7, 2013

Publisher: American Society of Mechanical Engineers

Paper No: GT2013-94590

https://doi.org/10.1115/GT2013-94590

View Paper titled, Variable Asymmetric Turbine for Heavy Duty Truck Engines

Topics: Engines, Trucks, Turbines, Flow (Dynamics), Fuel consumption, Actuators, Automobiles, Computational fluid dynamics, Diesel engines, Emissions