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Jarosław Szwedowicz
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Proceedings Papers

Frictional Damper Experiences for Reliable, Flexible GTCC Operations

Rishabh Shrivastava, Andreas Kayser, Christian Siewert, Raoul Costamagna, Johannes Tusche, Jaroslaw Szwedowicz
Proc. ASME. GT2024, Volume 10B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V10BT27A029, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128646
https://doi.org/10.1115/GT2024-128646
View Paper titled, Frictional Damper Experiences for Reliable, Flexible GTCC Operations
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Topics: Blades, Dampers, Gas turbines
Proceedings Papers

A Nonlinear Dynamic Reduced-Order Model for a Large Gas Turbine Outer Casing Low Cycle Fatigue Prediction

Aditya Dubey, Rishi Relan, Uwe Lohse, Jaroslaw Szwedowicz
Proc. ASME. GTINDIA2021, ASME 2021 Gas Turbine India Conference, V001T02A004, December 2–3, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GTINDIA2021-76056
https://doi.org/10.1115/GTINDIA2021-76056
View Paper titled, A Nonlinear Dynamic Reduced-Order Model for a Large Gas Turbine Outer Casing Low Cycle Fatigue Prediction
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Topics: Gas turbines, Low cycle fatigue, Stress, Finite element analysis, Damage, Engines, Inspection, Maintenance, Safety, Temperature
Journal Articles

Engineering Approach for Low-Cycle Fatigue Assessment of Porous Alloys

Piotr Bednarz, Jarosław Szwedowicz
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2016, 138(4): 042101.
Paper No: GTP-15-1380
https://doi.org/10.1115/1.4031374
Published Online: October 21, 2015
View Article titled, Engineering Approach for Low-Cycle Fatigue Assessment of Porous Alloys
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Topics: Alloys, Failure, Low cycle fatigue, Porosity, Cycles, Tensile strength, Materials properties, Fracture (Materials), Casting, Stress
Proceedings Papers

Effect of Various Tip Clearance Squealer Design on Turbine Stage Efficiency

Nikolay Lomakin, Andrey Granovskiy, Vladimir Shchaulov, Jaroslaw Szwedowicz
Proc. ASME. GT2015, Volume 2A: Turbomachinery, V02AT38A017, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42726
https://doi.org/10.1115/GT2015-42726
View Paper titled, Effect of Various Tip Clearance Squealer Design on Turbine Stage Efficiency
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Topics: Clearances (Engineering), Design, Turbines, Cavities, Aerodynamics, Blades, Cascades (Fluid dynamics), Computational fluid dynamics, Flow (Dynamics), Leakage
Proceedings Papers

Engineering Approach for LCF Assessment of Porous Alloys

Piotr Bednarz, Jaroslaw Szwedowicz
Proc. ASME. GT2015, Volume 6: Ceramics; Controls, Diagnostics and Instrumentation; Education; Manufacturing Materials and Metallurgy; Honors and Awards, V006T21A008, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-43357
https://doi.org/10.1115/GT2015-43357
View Paper titled, Engineering Approach for LCF Assessment of Porous Alloys
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Topics: Alloys, Casting, Computers, Cycles, Failure, Forging, Fracture (Materials), Materials properties, Metallography, Porosity
Proceedings Papers

Blade Resonant Forced Response Excited by Combustor Acoustic Eigenmodes

Arrigo Beretta-Müller, Jaroslaw Szwedowicz
Proc. ASME. GT2015, Volume 7B: Structures and Dynamics, V07BT32A011, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42488
https://doi.org/10.1115/GT2015-42488
View Paper titled, Blade Resonant Forced Response Excited by Combustor Acoustic Eigenmodes
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Topics: Acoustics, Blades, Combustion chambers, Resonance, Excitation, Vibration, Turbine blades, Turbines, Cavities, Combustion
Proceedings Papers

Crack Growth Under Cyclic Loading and Plasticity Conditions

Jaroslaw Szwedowicz, Piotr Bednarz, Christoph Meilgen, Jeff Samuelson
Proc. ASME. GT2014, Volume 7A: Structures and Dynamics, V07AT29A007, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-25450
https://doi.org/10.1115/GT2014-25450
View Paper titled, Crack Growth Under Cyclic Loading and Plasticity Conditions
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Topics: Fracture (Materials), Plasticity, Stress, Cycles, Fracture mechanics, Alloys, Deformation, Displacement, Engines, Failure
Proceedings Papers

Shape Memory Actuator System for Passive Cooling Air Adjustment in Mechanical Design

Jonas Böttcher, Jaroslaw Szwedowicz, Martin Jahn, Marcus Neubauer
Proc. ASME. SMASIS2013, Volume 2: Mechanics and Behavior of Active Materials; Structural Health Monitoring; Bioinspired Smart Materials and Systems; Energy Harvesting, V002T02A001, September 16–18, 2013
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2013-3040
https://doi.org/10.1115/SMASIS2013-3040
View Paper titled, Shape Memory Actuator System for Passive Cooling Air Adjustment in Mechanical Design
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Topics: Actuators, Cooling, Design engineering, Shapes, Membranes, Springs, Engines, Temperature, Design, Displacement
Proceedings Papers

On Conservative CTOD Estimation Using Far Crack Deformation Field

Piotr Bednarz, Jaroslaw Szwedowicz
Proc. ASME. GT2013, Volume 7A: Structures and Dynamics, V07AT27A009, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-95411
https://doi.org/10.1115/GT2013-95411
View Paper titled, On Conservative CTOD Estimation Using Far Crack Deformation Field
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Topics: Deformation, Fracture (Materials), Design, Displacement, Fracture mechanics, Maintainability, Modeling, Plasticity, Reliability
Proceedings Papers

Crack Propagation Prediction Using Haensel Damage Model

Piotr Bednarz, Jaroslaw Szwedowicz
Proc. ASME. GT2012, Volume 7: Structures and Dynamics, Parts A and B, 109-117, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-68162
https://doi.org/10.1115/GT2012-68162
View Paper titled, Crack Propagation Prediction Using Haensel Damage Model
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Topics: Crack propagation, Damage, Fracture (Materials), Stress, Tension, Cycles, Engineering simulation, Finite element analysis, Fracture mechanics, Modeling
Proceedings Papers

CTOD Application to Elastic-Plastic Fracture Mechanics Using Cyclic Ramberg-Osgood Law and HRR Solution

Piotr Bednarz, Ilya Fedorov, Jaroslaw Szwedowicz
Proc. ASME. GT2012, Volume 7: Structures and Dynamics, Parts A and B, 99-107, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-68161
https://doi.org/10.1115/GT2012-68161
View Paper titled, CTOD Application to Elastic-Plastic Fracture Mechanics Using Cyclic Ramberg-Osgood Law and HRR Solution
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Topics: Fracture mechanics, Fracture (Materials), Deformation, Displacement, Plasticity, Accounting, Compression, Crack propagation, Modeling, Simulation
Proceedings Papers

On Blade Damping Technology Using Passive Piezoelectric Dampers

Sebastian M. Schwarzendahl, Jaroslaw Szwedowicz, Marcus Neubauer, Lars Panning, Jörg Wallaschek
Proc. ASME. GT2012, Volume 7: Structures and Dynamics, Parts A and B, 1205-1215, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-68600
https://doi.org/10.1115/GT2012-68600
View Paper titled, On Blade Damping Technology Using Passive Piezoelectric Dampers
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Topics: Blades, Dampers, Damping, Mode shapes, Compressors, Electrodes, Finite element analysis, Frequency response, Optimization, Piezoelectric materials
Proceedings Papers

Reliable FE Modeling of Chord-Wise Blade Modes in Compressor Design Process

Ilya Fedorov, Jaroslaw Szwedowicz, Wolfgang Kappis, Igor Putchkov
Proc. ASME. GT2010, Volume 6: Structures and Dynamics, Parts A and B, 905-915, June 14–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: GT2010-22619
https://doi.org/10.1115/GT2010-22619
View Paper titled, Reliable FE Modeling of Chord-Wise Blade Modes in Compressor Design Process
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Topics: Blades, Chords (Trusses), Compressors, Design, Modeling, Resonance, Airfoils, Engineering disciplines, Uncertainty, Aerodynamics
Journal Articles

Annual Insight into Blade Mechanics in the Foothills of the Swiss Alps

Jaroslaw Szwedowicz
Journal: Mechanical Engineering
Publisher: ASME
Article Type: Select Article
Mechanical Engineering. December 2010, 132(12): 58.
https://doi.org/10.1115/1.2010-Dec-9
Published Online: December 1, 2010
View Article titled, Annual Insight into Blade Mechanics in the Foothills of the Swiss Alps
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Topics: Blades, Engineers, Turbines, Aircraft engines
Journal Articles

30-Year Anniversary of Friction Damper Technolgy in Turbine Blades

Jaroslaw Szwedowicz
Journal: Mechanical Engineering
Publisher: ASME
Article Type: Select Article
Mechanical Engineering. April 2010, 132(04): 54–55.
https://doi.org/10.1115/1.2010-Apr-8
Published Online: April 1, 2010
View Article titled, 30-Year Anniversary of Friction Damper Technolgy in Turbine Blades
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Topics: Blades, Dampers, Design, Friction, Turbine blades, Damping, Stress
Proceedings Papers

Unsteady Flow in a Turbocharger Centrifugal Compressor: 3D-CFD Simulation, Impeller Blade Vibration and Vaned Diffuser-Volute Interaction

Hans-Peter Dickmann, Thomas Secall Wimmel, Jaroslaw Szwedowicz, Janpeter Ku¨hnel, Uwe Essig
Proc. ASME. GT2009, Volume 7: Turbomachinery, Parts A and B, 1471-1485, June 8–12, 2009
Publisher: American Society of Mechanical Engineers
Paper No: GT2009-59046
https://doi.org/10.1115/GT2009-59046
View Paper titled, Unsteady Flow in a Turbocharger Centrifugal Compressor: 3D-CFD Simulation, Impeller Blade Vibration and Vaned Diffuser-Volute Interaction
Open the PDF for Unsteady Flow in a Turbocharger Centrifugal Compressor: 3D-CFD Simulation, Impeller Blade Vibration and Vaned Diffuser-Volute Interaction in another window
Topics: Blades, Compressors, Computational fluid dynamics, Diffusers, Impellers, Simulation, Turbochargers, Unsteady flow, Vibration, Resonance
Proceedings Papers

Unsteady Flow in a Turbocharger Centrifugal Compressor: 3D-CFD-Simulation and Numerical and Experimental Analysis of Impeller Blade Vibration

Hans-Peter Dickmann, Thomas Secall Wimmel, Jaroslaw Szwedowicz, Dietmar Filsinger, Christian H. Roduner
Proc. ASME. GT2005, Volume 6: Turbo Expo 2005, Parts A and B, 1309-1321, June 6–9, 2005
Publisher: American Society of Mechanical Engineers
Paper No: GT2005-68235
https://doi.org/10.1115/GT2005-68235
View Paper titled, Unsteady Flow in a Turbocharger Centrifugal Compressor: 3D-CFD-Simulation and Numerical and Experimental Analysis of Impeller Blade Vibration
Open the PDF for Unsteady Flow in a Turbocharger Centrifugal Compressor: 3D-CFD-Simulation and Numerical and Experimental Analysis of Impeller Blade Vibration in another window
Topics: Blades, Compressors, Computational fluid dynamics, Experimental analysis, Impellers, Simulation, Turbochargers, Unsteady flow, Vibration, Excitation
Journal Articles

Unsteady Flow in a Turbocharger Centrifugal Compressor: Three-Dimensional Computational Fluid Dynamics Simulation and Numerical and Experimental Analysis of Impeller Blade Vibration

Hans-Peter Dickmann, Thomas Secall Wimmel, Jaroslaw Szwedowicz, Dietmar Filsinger, Christian H. Roduner
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. July 2006, 128(3): 455–465.
https://doi.org/10.1115/1.2183317
Published Online: February 1, 2005
View Article titled, Unsteady Flow in a Turbocharger Centrifugal Compressor: Three-Dimensional Computational Fluid Dynamics Simulation and Numerical and Experimental Analysis of Impeller Blade Vibration
Open the PDF for Unsteady Flow in a Turbocharger Centrifugal Compressor: Three-Dimensional Computational Fluid Dynamics Simulation and Numerical and Experimental Analysis of Impeller Blade Vibration in another window
Topics: Blades, Compressors, Computational fluid dynamics, Flow (Dynamics), Impellers, Pressure, Simulation, Vibration, Turbochargers, Diffusers