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Proceedings Papers

Experimental and Numerical Investigation on the Flow in a Return Channel of Multistage Centrifugal Compressors

B. Dolle, D. Brillert, H. J. Dohmen, F.-K. Benra
Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT44A008, June 17–21, 2019
Paper No: GT2019-90455
DOI: https://doi.org/10.1115/GT2019-90455
View Paper titled, Experimental and Numerical Investigation on the Flow in a Return Channel of Multistage Centrifugal Compressors
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Topics: Compressors, Flow (Dynamics), Stators, Turbulence, Pressure, Probes, Additive manufacturing, Computational fluid dynamics, Databases, Design
Proceedings Papers

An Educational Laboratory With a Remote Controlled Centrifugal Pump Test Rig

B. Dolle, F.-K. Benra, D. Brillert, H. J. Dohmen
Proc. ASME. FEDSM2016, Volume 2, Fora: Advances in Fluids Engineering Education; Cavitation and Multiphase Flow; Fluid Measurements and Instrumentation, V002T01A002, July 10–14, 2016
Paper No: FEDSM2016-7557
DOI: https://doi.org/10.1115/FEDSM2016-7557
View Paper titled, An Educational Laboratory With a Remote Controlled Centrifugal Pump Test Rig
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Topics: Centrifugal pumps, Students, Education, Engineering students, Machinery, Teaching
Proceedings Papers

Flow Characteristics of Porous Metal Structures for Specified Permeability Manufactured by Laser Beam Melting Technology

F.-K. Benra, H. J. Dohmen, S. Clauss, J. T. Sehrt, G. Witt
Proc. ASME. IMECE2014, Volume 2A: Advanced Manufacturing, V02AT02A058, November 14–20, 2014
Paper No: IMECE2014-39672
DOI: https://doi.org/10.1115/IMECE2014-39672
View Paper titled, Flow Characteristics of Porous Metal Structures for Specified Permeability Manufactured by Laser Beam Melting Technology
Click here to open pdf in another window PDF for Flow Characteristics of Porous Metal Structures for Specified Permeability Manufactured by Laser Beam Melting Technology
Topics: Flow (Dynamics), Laser beams, Melting, Metalwork, Permeability, Computer simulation, Blades, Density, Gas flow, Manufacturing
Proceedings Papers

Experimental Determination of a Four Stage Axial Compressor Map Operating in Wet Compression

J. P. Schnitzler, I. von Deschwanden, S. Clauss, F. K. Benra, H. J. Dohmen, K. Werner
Proc. ASME. GT2014, Volume 2A: Turbomachinery, V02AT37A046, June 16–20, 2014
Paper No: GT2014-26807
DOI: https://doi.org/10.1115/GT2014-26807
View Paper titled, Experimental Determination of a Four Stage Axial Compressor Map Operating in Wet Compression
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Topics: Compression, Compressors, Water, Drops, Lasers, Evaporation, Underground injection, Computational fluid dynamics, Cross-flow, Design
Proceedings Papers

Test Rig Design to Explore Water Droplet Behavior in a Four Stage Axial Compressor

S. Clauss, J. P. Schnitzler, B. Barabas, P. S. Nagabhushan, F. K. Benra, H. J. Dohmen
Proc. ASME. IMECE2013, Volume 8B: Heat Transfer and Thermal Engineering, V08BT09A058, November 15–21, 2013
Paper No: IMECE2013-63429
DOI: https://doi.org/10.1115/IMECE2013-63429
View Paper titled, Test Rig Design to Explore Water Droplet Behavior in a Four Stage Axial Compressor
Click here to open pdf in another window PDF for Test Rig Design to Explore Water Droplet Behavior in a Four Stage Axial Compressor
Topics: Compressors, Design, Drops, Water, Underground injection, Cycles, Evaporation, Gas turbines, Compression, Cross-flow
Proceedings Papers

Experimental Validation of Methods Providing Boundary Conditions to Simulate the Evaporation Process of Water Injected Into High Speed Air Flow

P. S. Nagabhushan, A. Rossetti, B. Barabas, J. P. Schnitzler, A. Kefalas, F. K. Benra, H. J. Dohmen
Proc. ASME. GT2013, Volume 6B: Turbomachinery, V06BT37A024, June 3–7, 2013
Paper No: GT2013-94966
DOI: https://doi.org/10.1115/GT2013-94966
View Paper titled, Experimental Validation of Methods Providing Boundary Conditions to Simulate the Evaporation Process of Water Injected Into High Speed Air Flow
Click here to open pdf in another window PDF for Experimental Validation of Methods Providing Boundary Conditions to Simulate the Evaporation Process of Water Injected Into High Speed Air Flow
Topics: Air flow, Boundary-value problems, Computational fluid dynamics, Evaporation, Gas turbines, Underground injection, Water, Sprays, Drops, Particulate matter
Proceedings Papers

Emergence of Kelvin-Helmholtz Instabilities in Gas Turbine Rim Cavities: A Parameter Study

M. Rabs, F.-K. Benra, O. Schneider
Proc. ASME. GT2012, Volume 4: Heat Transfer, Parts A and B, 2097-2106, June 11–15, 2012
Paper No: GT2012-68834
DOI: https://doi.org/10.1115/GT2012-68834
View Paper titled, Emergence of Kelvin-Helmholtz Instabilities in Gas Turbine Rim Cavities: A Parameter Study
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Topics: Cavities, Gas turbines, Vortices, Computational fluid dynamics, Blades, Boundary-value problems, Computation, Flow (Dynamics), Gas flow, Guide vanes
Proceedings Papers

Generation of Gas Turbine Component Maps on Basis of Operational Data

M. Zwingenberg, B. Dobrzynski, S. Klumpp, K. Werner, F.-K. Benra
Proc. ASME. GT2012, Volume 8: Turbomachinery, Parts A, B, and C, 2023-2037, June 11–15, 2012
Paper No: GT2012-68776
DOI: https://doi.org/10.1115/GT2012-68776
View Paper titled, Generation of Gas Turbine Component Maps on Basis of Operational Data
Click here to open pdf in another window PDF for Generation of Gas Turbine Component Maps on Basis of Operational Data
Topics: Gas turbines, Compressors, Turbines, Calibration, Stress, Data storage systems, Databases, Fuzzy logic, Kalman filters, Modeling
Proceedings Papers

Influence of the Swirling Flow in the Side Cavities of a High-Pressure Centrifugal Compressor on the Characteristics of Excited Acoustic Modes

N. Petry, S. König, F.-K. Benra
Proc. ASME. GT2012, Volume 8: Turbomachinery, Parts A, B, and C, 627-639, June 11–15, 2012
Paper No: GT2012-68380
DOI: https://doi.org/10.1115/GT2012-68380
View Paper titled, Influence of the Swirling Flow in the Side Cavities of a High-Pressure Centrifugal Compressor on the Characteristics of Excited Acoustic Modes
Click here to open pdf in another window PDF for Influence of the Swirling Flow in the Side Cavities of a High-Pressure Centrifugal Compressor on the Characteristics of Excited Acoustic Modes
Topics: Acoustics, Cavities, Compressors, Fluctuations (Physics), High pressure (Physics), Pressure, Resonance, Rotors, Stators, Swirling flow
Journal Articles

Influence of the Swirling Flow in the Side Cavities of a High-Pressure Centrifugal Compressor on the Characteristics of Excited Acoustic Modes

N. Petry, S. König, F.-K. Benra
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. May 2013, 135(3): 031024.
Paper No: TURBO-12-1112
DOI: https://doi.org/10.1115/1.4007544
Published Online: March 25, 2013
View Article titled, Influence of the Swirling Flow in the Side Cavities of a High-Pressure Centrifugal Compressor on the Characteristics of Excited Acoustic Modes
Click here to open pdf in another window PDF for Influence of the Swirling Flow in the Side Cavities of a High-Pressure Centrifugal Compressor on the Characteristics of Excited Acoustic Modes
Topics: Acoustics, Cavities, Compressors, Pressure, Resonance, Flow (Dynamics), Impellers, Mach number, Fluctuations (Physics), Swirling flow
Proceedings Papers

Computational Study of Kelvin-Helmholtz Instability Created by Interaction of the Mainstream Flow and the Seal Flow in Gas Turbines

M. Rabs, F.-K. Benra, C. Domnick, O. Schneider
Proc. ASME. GT2011, Volume 5: Heat Transfer, Parts A and B, 731-740, June 6–10, 2011
Paper No: GT2011-45284
DOI: https://doi.org/10.1115/GT2011-45284
View Paper titled, Computational Study of Kelvin-Helmholtz Instability Created by Interaction of the Mainstream Flow and the Seal Flow in Gas Turbines
Click here to open pdf in another window PDF for Computational Study of Kelvin-Helmholtz Instability Created by Interaction of the Mainstream Flow and the Seal Flow in Gas Turbines
Topics: Flow (Dynamics), Gas turbines
Proceedings Papers

Generation of Turbine Maps Using a Fusion of Validated Operational Data and Streamline Curvature Method

M. Zwingenberg, F.-K. Benra, K. Werner, B. Dobrzynski
Proc. ASME. GT2010, Volume 7: Turbomachinery, Parts A, B, and C, 2757-2768, June 14–18, 2010
Paper No: GT2010-22738
DOI: https://doi.org/10.1115/GT2010-22738
View Paper titled, Generation of Turbine Maps Using a Fusion of Validated Operational Data and Streamline Curvature Method
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Topics: Turbines, Statistics, Compressors, Gas turbines, Uncertainty, Calibration, Data storage systems, Engines, Flow (Dynamics), Fuzzy logic
Proceedings Papers

Investigation of Flow Instabilities Near the Rim Cavity of a 1.5 Stage Gas Turbine

M. Rabs, F.-K. Benra, H. J. Dohmen, O. Schneider
Proc. ASME. GT2009, Volume 3: Heat Transfer, Parts A and B, 1263-1272, June 8–12, 2009
Paper No: GT2009-59965
DOI: https://doi.org/10.1115/GT2009-59965
View Paper titled, Investigation of Flow Instabilities Near the Rim Cavity of a 1.5 Stage Gas Turbine
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Topics: Cavities, Flow instability, Gas turbines
Proceedings Papers

Application of an Enhanced 1D Network Model to Calculate the Flow Properties of a Pre-Swirl Secondary Air System

F.-K. Benra, H. J. Dohmen, O. Schneider
Proc. ASME. GT2008, Volume 4: Heat Transfer, Parts A and B, 1423-1430, June 9–13, 2008
Paper No: GT2008-50442
DOI: https://doi.org/10.1115/GT2008-50442
View Paper titled, Application of an Enhanced 1D Network Model to Calculate the Flow Properties of a Pre-Swirl Secondary Air System
Click here to open pdf in another window PDF for Application of an Enhanced 1D Network Model to Calculate the Flow Properties of a Pre-Swirl Secondary Air System
Topics: Flow (Dynamics), Network models
Proceedings Papers

Improvement of Performance Prediction by Automated Assimilation of Gas Turbine Component Maps

M. Zwingenberg, F.-K. Benra, K. Werner
Proc. ASME. GT2008, Volume 6: Turbomachinery, Parts A, B, and C, 1761-1770, June 9–13, 2008
Paper No: GT2008-51068
DOI: https://doi.org/10.1115/GT2008-51068
View Paper titled, Improvement of Performance Prediction by Automated Assimilation of Gas Turbine Component Maps
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Topics: Gas turbines
Proceedings Papers

CFD Analysis of Flow in High-Radius Pre-Swirl Systems

K. Jarzombek, F.-K. Benra, H. J. Dohmen, O. Schneider
Proc. ASME. GT2007, Volume 4: Turbo Expo 2007, Parts A and B, 1159-1167, May 14–17, 2007
Paper No: GT2007-27404
DOI: https://doi.org/10.1115/GT2007-27404
View Paper titled, CFD Analysis of Flow in High-Radius Pre-Swirl Systems
Click here to open pdf in another window PDF for CFD Analysis of Flow in High-Radius Pre-Swirl Systems
Topics: Computational fluid dynamics, Flow (Dynamics), Cavities, Cooling, Nozzles, Rotors, Temperature, Boundary-value problems, Computational methods, Design
Proceedings Papers

Optimization of a Small 2-Stage Centrifugal Blower by CFD Methods

F.-K. Benra, H. J. Dohmen, M. Kloda
Proc. ASME. HT-FED2004, Volume 3, 29-36, July 11–15, 2004
Paper No: HT-FED2004-56098
DOI: https://doi.org/10.1115/HT-FED2004-56098
View Paper titled, Optimization of a Small 2-Stage Centrifugal Blower by CFD Methods
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Topics: Computational fluid dynamics, Optimization, Machinery, Engines, Catalytic converters, Temperature, Combustion, Computation, Emissions, Impellers
Proceedings Papers

Experimental and Numerical Analysis of the Flow Structure and Dust Separation Inside a Pre-Swirl Cooling Air System

O. Schneider, H. J. Dohmen, F.-K. Benra, D. Brillert
Proc. ASME. FEDSM2003, Volume 2: Symposia, Parts A, B, and C, 577-582, July 6–10, 2003
Paper No: FEDSM2003-45096
DOI: https://doi.org/10.1115/FEDSM2003-45096
View Paper titled, Experimental and Numerical Analysis of the Flow Structure and Dust Separation Inside a Pre-Swirl Cooling Air System
Click here to open pdf in another window PDF for Experimental and Numerical Analysis of the Flow Structure and Dust Separation Inside a Pre-Swirl Cooling Air System
Topics: Cooling, Dust, Flow (Dynamics), Numerical analysis, Separation (Technology), Particulate matter, Gas turbines, Turbine blades, Blades, Coolants
Proceedings Papers

Investigation of Internal Cooling Air Flow of Gas Turbines With Attention to Heat Transfer

D. Brillert, F.-K. Benra, H. J. Dohmen, O. Schneider
Proc. ASME. FEDSM2003, Volume 2: Symposia, Parts A, B, and C, 627-632, July 6–10, 2003
Paper No: FEDSM2003-45106
DOI: https://doi.org/10.1115/FEDSM2003-45106
View Paper titled, Investigation of Internal Cooling Air Flow of Gas Turbines With Attention to Heat Transfer
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Topics: Air flow, Cooling, Gas turbines, Heat transfer, Temperature, Flow (Dynamics), Physics, Rotors, Compressors, Computational fluid dynamics
Proceedings Papers

Application of Conjugate CFD to the Internal Cooling Air Flow System of Gas Turbines

D. Brillert, H. J. Dohmen, F.-K. Benra, O. Schneider, A. V. Mirzamoghadam
Proc. ASME. GT2003, Volume 5: Turbo Expo 2003, Parts A and B, 1051-1060, June 16–19, 2003
Paper No: GT2003-38471
DOI: https://doi.org/10.1115/GT2003-38471
View Paper titled, Application of Conjugate CFD to the Internal Cooling Air Flow System of Gas Turbines
Click here to open pdf in another window PDF for Application of Conjugate CFD to the Internal Cooling Air Flow System of Gas Turbines
Topics: Air flow, Computational fluid dynamics, Cooling, Gas turbines, Temperature, Heat transfer, Cavities, Flow (Dynamics), Jets, Temperature effects