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Journal Articles

Optimization of a Centrifugal Compressor Impeller for Robustness to Manufacturing Uncertainties

A. Javed, R. Pecnik, J. P. van Buijtenen
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2016, 138(11): 112101.
Paper No: GTP-16-1101
https://doi.org/10.1115/1.4033185
Published Online: May 3, 2016
View Article titled, Optimization of a Centrifugal Compressor Impeller for Robustness to Manufacturing Uncertainties
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Topics: Compressor impellers, Compressors, Computational fluid dynamics, Design, Impellers, Manufacturing, Optimization, Uncertainty, Geometry, Robustness
Proceedings Papers

Optimization of a Centrifugal Compressor Impeller Design for Robustness to Manufacturing Uncertainties

A. Javed, R. Pecnik, J. P. van Buijtenen
Proc. ASME. GT2013, Volume 5A: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine; Microturbines, Turbochargers, and Small Turbomachines, V05AT23A023, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-95515
https://doi.org/10.1115/GT2013-95515
View Paper titled, Optimization of a Centrifugal Compressor Impeller Design for Robustness to Manufacturing Uncertainties
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Topics: Compressor impellers, Design, Manufacturing, Optimization, Robustness, Uncertainty, Impellers, Computational fluid dynamics, Sensitivity analysis, Conceptual design
Proceedings Papers

Performance Modeling of a Modern Gas Turbine for Dispatch Optimization

S. Z. Boksteen, D. J. van der Vecht, R. Pecnik, J. P. van Buijtenen
Proc. ASME. GT2012, Volume 3: Cycle Innovations; Education; Electric Power; Fans and Blowers; Industrial and Cogeneration, 835-846, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-68137
https://doi.org/10.1115/GT2012-68137
View Paper titled, Performance Modeling of a Modern Gas Turbine for Dispatch Optimization
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Topics: Gas turbines, Modeling, Optimization, Power stations, Stress, Combined cycle gas turbines, Combustion gases, Computer software, Cycles, Maintenance
Proceedings Papers

Effects of Manufacturing Noise on Microturbine Centrifugal Impeller Performance

A. Javed, R. Pecnik, M. Olivero, J. P. van Buijtenen
Proc. ASME. GT2012, Volume 5: Manufacturing Materials and Metallurgy; Marine; Microturbines and Small Turbomachinery; Supercritical CO2 Power Cycles, 847-857, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-69500
https://doi.org/10.1115/GT2012-69500
View Paper titled, Effects of Manufacturing Noise on Microturbine Centrifugal Impeller Performance
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Topics: Impellers, Manufacturing, Microturbines, Noise (Sound), Computational fluid dynamics, Modeling, Blades, Clearances (Engineering), Design, Engineering drawings
Journal Articles

Effects of Manufacturing Noise on Microturbine Centrifugal Impeller Performance

A. Javed, R. Pecnik, M. Olivero, J. P. van Buijtenen
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Gas Turbines: Microturbines And Small Turbomachinery
J. Eng. Gas Turbines Power. October 2012, 134(10): 102302.
https://doi.org/10.1115/1.4007120
Published Online: August 22, 2012
View Article titled, Effects of Manufacturing Noise on Microturbine Centrifugal Impeller Performance
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Topics: Blades, Compressors, Computational fluid dynamics, Impellers, Manufacturing, Modeling, Pressure, Clearances (Engineering), Sensitivity analysis, Microturbines
Proceedings Papers

Performance Analysis of a Microturbine Centrifugal Compressor From a Manufacturing Perspective

A. Javed, M. Olivero, R. Pecnik, J. P. van Buijtenen
Proc. ASME. GT2011, Volume 7: Turbomachinery, Parts A, B, and C, 2155-2166, June 6–10, 2011
Publisher: American Society of Mechanical Engineers
Paper No: GT2011-46374
https://doi.org/10.1115/GT2011-46374
View Paper titled, Performance Analysis of a Microturbine Centrifugal Compressor From a Manufacturing Perspective
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Topics: Compressors, Manufacturing, Microturbines, Design, Computational fluid dynamics, Impellers, Modeling, Design for Manufacturing, Engineering drawings, Entropy
Proceedings Papers

Computation of Laminar-Turbulent Transition in Turbumachinery Using the Correlation Based γ-Re θ Transition Model

M. E. Kelterer, R. Pecnik, W. Sanz
Proc. ASME. GT2010, Volume 7: Turbomachinery, Parts A, B, and C, 613-622, June 14–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: GT2010-22207
https://doi.org/10.1115/GT2010-22207
View Paper titled, Computation of Laminar-Turbulent Transition in Turbumachinery Using the Correlation Based γ-Re θ Transition Model
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Topics: Computation, Turbulence, Flow (Dynamics), Boundary layers, Flat plates, Algebra, Cascades (Fluid dynamics), Computer simulation, Heat transfer, Momentum
Proceedings Papers

Numerical Investigation of the Effect of Tip Leakage Flow on an Aggressive S-Shaped Intermediate Turbine Duct

W. Sanz, M. Kelterer, R. Pecnik, A. Marn, E. Go¨ttlich
Proc. ASME. GT2009, Volume 7: Turbomachinery, Parts A and B, 905-915, June 8–12, 2009
Publisher: American Society of Mechanical Engineers
Paper No: GT2009-59535
https://doi.org/10.1115/GT2009-59535
View Paper titled, Numerical Investigation of the Effect of Tip Leakage Flow on an Aggressive S-Shaped Intermediate Turbine Duct
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Topics: Ducts, Leakage flows, Turbines, Flow (Dynamics), Pressure, Diffusion (Physics), Rotors, High pressure (Physics), Aircraft engines, Blades
Proceedings Papers

Blade Row Interaction in a One and a Half Stage Transonic Turbine Focusing on Three Dimensional Effects: Part I—Stator-Rotor Interaction

B. Paradiso, G. Persico, P. Gaetani, O. Schennach, R. Pecnik, J. Woisetschla¨ger
Proc. ASME. GT2008, Volume 6: Turbomachinery, Parts A, B, and C, 1847-1858, June 9–13, 2008
Publisher: American Society of Mechanical Engineers
Paper No: GT2008-50291
https://doi.org/10.1115/GT2008-50291
View Paper titled, Blade Row Interaction in a One and a Half Stage Transonic Turbine Focusing on Three Dimensional Effects: Part I—Stator-Rotor Interaction
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Topics: Blades, Rotors, Stators, Turbines, Computational fluid dynamics, Shock (Mechanics), Vortices, Flow (Dynamics), Aerodynamics, Aircraft engines
Proceedings Papers

The Influence of Blade Tip Gap Variation on the Flow Through an Aggressive S-Shaped Intermediate Turbine Duct Downstream a Transonic Turbine Stage: Part II — Time-Resolved Results and Surface Flow

E. Go¨ttlich, A. Marn, R. Pecnik, F. J. Malzacher, O. Schennach, H. P. Pirker
Proc. ASME. GT2007, Volume 6: Turbo Expo 2007, Parts A and B, 843-853, May 14–17, 2007
Publisher: American Society of Mechanical Engineers
Paper No: GT2007-28069
https://doi.org/10.1115/GT2007-28069
View Paper titled, The Influence of Blade Tip Gap Variation on the Flow Through an Aggressive S-Shaped Intermediate Turbine Duct Downstream a Transonic Turbine Stage: Part II — Time-Resolved Results and Surface Flow
Open the PDF for The Influence of Blade Tip Gap Variation on the Flow Through an Aggressive S-Shaped Intermediate Turbine Duct Downstream a Transonic Turbine Stage: Part II — Time-Resolved Results and Surface Flow in another window
Topics: Blades, Ducts, Flow (Dynamics), Turbines, Pressure, Diffusion (Physics), Aircraft engines, Aerodynamics, Boundary layers, Computer simulation
Proceedings Papers

The Influence of Blade Tip Gap Variation on the Flow Through an Aggressive S-Shaped Intermediate Turbine Duct Downstream a Transonic Turbine Stage: Part I — Time-Averaged Results

A. Marn, E. Go¨ttlich, R. Pecnik, F. J. Malzacher, O. Schennach, H. P. Pirker
Proc. ASME. GT2007, Volume 6: Turbo Expo 2007, Parts A and B, 575-585, May 14–17, 2007
Publisher: American Society of Mechanical Engineers
Paper No: GT2007-27405
https://doi.org/10.1115/GT2007-27405
View Paper titled, The Influence of Blade Tip Gap Variation on the Flow Through an Aggressive S-Shaped Intermediate Turbine Duct Downstream a Transonic Turbine Stage: Part I — Time-Averaged Results
Open the PDF for The Influence of Blade Tip Gap Variation on the Flow Through an Aggressive S-Shaped Intermediate Turbine Duct Downstream a Transonic Turbine Stage: Part I — Time-Averaged Results in another window
Topics: Blades, Ducts, Flow (Dynamics), Turbines, Pressure, Diffusion (Physics), Aircraft engines, Probes, Boundary layers, Design
Proceedings Papers

The Effect of Vane Clocking on the Unsteady Flowfield in a One and a Half Stage Transonic Turbine

O. Schennach, R. Pecnik, B. Paradiso, E. Go¨ttlich, A. Marn, J. Woisetschla¨ger
Proc. ASME. GT2007, Volume 6: Turbo Expo 2007, Parts A and B, 793-802, May 14–17, 2007
Publisher: American Society of Mechanical Engineers
Paper No: GT2007-27848
https://doi.org/10.1115/GT2007-27848
View Paper titled, The Effect of Vane Clocking on the Unsteady Flowfield in a One and a Half Stage Transonic Turbine
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Topics: Turbines, High pressure (Physics), Laser Doppler anemometry, Machinery, Pressure, Pressure transducers, Shock (Mechanics), Transients (Dynamics), Wakes
Proceedings Papers

Experimental Investigations of Clocking in a One and a Half Stage Transonic Turbine Using Laser-Doppler-Velocimetry and a Fast Response Aerodynamic Pressure Probe

O. Schennach, J. Woisetschla¨ger, A. Fuchs, E. Go¨ttlich, A. Marn, R. Pecnik
Proc. ASME. GT2006, Volume 6: Turbomachinery, Parts A and B, 541-552, May 8–11, 2006
Publisher: American Society of Mechanical Engineers
Paper No: GT2006-90264
https://doi.org/10.1115/GT2006-90264
View Paper titled, Experimental Investigations of Clocking in a One and a Half Stage Transonic Turbine Using Laser-Doppler-Velocimetry and a Fast Response Aerodynamic Pressure Probe
Open the PDF for Experimental Investigations of Clocking in a One and a Half Stage Transonic Turbine Using Laser-Doppler-Velocimetry and a Fast Response Aerodynamic Pressure Probe in another window
Topics: Laser Doppler anemometry, Pressure, Probes, Turbines, Flow (Dynamics), Rotors, High pressure (Physics), Machinery, Turbulence
Journal Articles

The Effect of Vane Clocking on the Unsteady Flow Field in a One-and-a-Half Stage Transonic Turbine

O. Schennach, R. Pecnik, B. Paradiso, E. Göttlich, A. Marn, J. Woisetschläger
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2008, 130(3): 031022.
https://doi.org/10.1115/1.2777199
Published Online: May 7, 2008
View Article titled, The Effect of Vane Clocking on the Unsteady Flow Field in a One-and-a-Half Stage Transonic Turbine
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Topics: Blades, Pressure, Rotors, Shock (Mechanics), Turbines, Wakes, Flow (Dynamics), Shock waves, Cyber-physical systems, Pressure transducers
Journal Articles

Experimental Investigations of Clocking in a One-and-a-Half-Stage Transonic Turbine Using Laser Doppler Velocimetry and a Fast Response Aerodynamic Pressure Probe

O. Schennach, J. Woisetschläger, A. Fuchs, E. Göttlich, A. Marn, R. Pecnik
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. April 2007, 129(2): 372–381.
https://doi.org/10.1115/1.2464144
Published Online: July 18, 2006
View Article titled, Experimental Investigations of Clocking in a One-and-a-Half-Stage Transonic Turbine Using Laser Doppler Velocimetry and a Fast Response Aerodynamic Pressure Probe
Open the PDF for Experimental Investigations of Clocking in a One-and-a-Half-Stage Transonic Turbine Using Laser Doppler Velocimetry and a Fast Response Aerodynamic Pressure Probe in another window
Topics: Blades, Flow (Dynamics), Laser Doppler anemometry, Pressure, Probes, Rotors, Turbines, Wakes, Turbulence