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Michael Bartelt
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Proceedings Papers

A Scaling Method for Modal Sound Propagation in Annular Ducts

C. Mandanna Hurfar, Michael Bartelt, Joerg R. Seume
Proc. ASME. GT2015, Volume 2B: Turbomachinery, V02BT41A009, June 15–19, 2015
Paper No: GT2015-42839
DOI: https://doi.org/10.1115/GT2015-42839
View Paper titled, A Scaling Method for Modal Sound Propagation in Annular Ducts
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Topics: Ducts, Aircraft engines, Mach number, Acoustics, Axial flow, Emissions, Engines, Noise (Sound), Noise control, Pressure
Proceedings Papers

Synthetic Sound Source Generation for Acoustical Measurements in Turbomachines

Michael Bartelt, Juan D. Laguna, Joerg R. Seume
Proc. ASME. GT2013, Volume 6C: Turbomachinery, V06CT39A005, June 3–7, 2013
Paper No: GT2013-95045
DOI: https://doi.org/10.1115/GT2013-95045
View Paper titled, Synthetic Sound Source Generation for Acoustical Measurements in Turbomachines
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Topics: Acoustics, Turbomachinery, Design, Ducts, Excitation systems, Noise (Sound), Turbines, Wind tunnels, Aircraft, Aircraft propulsion
Proceedings Papers

Impact of Swirl on the Sensitivity of the Radial Mode Analysis in Turbomachinery

Juan D. Laguna, Michael Bartelt, Joerg R. Seume
Proc. ASME. GT2013, Volume 6C: Turbomachinery, V06CT39A006, June 3–7, 2013
Paper No: GT2013-95460
DOI: https://doi.org/10.1115/GT2013-95460
View Paper titled, Impact of Swirl on the Sensitivity of the Radial Mode Analysis in Turbomachinery
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Topics: Turbomachinery, Flow (Dynamics), Swirling flow, Delays, Errors, Sensitivity analysis, Sensors, Uncertainty, Acoustics, Computer simulation
Proceedings Papers

Impact of the Flow on an Acoustic Excitation System for Aeroelastic Studies

Oliver Freund, Michael Bartelt, Marc Mittelbach, Matthew Montgomery, Damian M. Vogt, Joerg R. Seume
Proc. ASME. GT2012, Volume 7: Structures and Dynamics, Parts A and B, 1609-1620, June 11–15, 2012
Paper No: GT2012-69966
DOI: https://doi.org/10.1115/GT2012-69966
View Paper titled, Impact of the Flow on an Acoustic Excitation System for Aeroelastic Studies
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Topics: Acoustics, Excitation systems, Flow (Dynamics), Excitation, Blades, Vibration, Machinery, Turbomachinery, Mach number, Aeroelasticity
Journal Articles

Impact of the Flow on an Acoustic Excitation System for Aeroelastic Studies

Oliver Freund, Michael Bartelt, Marc Mittelbach, Matthew Montgomery, Damian M. Vogt, Joerg R. Seume
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. May 2013, 135(3): 031033.
Paper No: TURBO-12-1139
DOI: https://doi.org/10.1115/1.4007511
Published Online: March 25, 2013
View Article titled, Impact of the Flow on an Acoustic Excitation System for Aeroelastic Studies
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Topics: Acoustics, Blades, Excitation, Excitation systems, Flow (Dynamics), Vibration, Pressure, Waves, Cascades (Fluid dynamics)
Proceedings Papers

Experimental and Numerical Investigation of Different Rectangular Volute Geometries for Large Radial Compressors

Michael Bartelt, Thomas Kwitschinski, Thomas Ceyrowsky, Daniel Grates, Joerg R. Seume
Proc. ASME. GT2011, Volume 7: Turbomachinery, Parts A, B, and C, 2125-2137, June 6–10, 2011
Paper No: GT2011-46296
DOI: https://doi.org/10.1115/GT2011-46296
View Paper titled, Experimental and Numerical Investigation of Different Rectangular Volute Geometries for Large Radial Compressors
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Topics: Compressors, Flow (Dynamics), Design, Dimensions, Pressure, Computational fluid dynamics, Machine components, Machinery