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Proceedings Papers

Prediction and Validation of the Transient Pressure Field in a Centrifugal Compressor With Vaned Diffuser for the Application in High Cycle Fatigue Stress Estimations

Gökay Bacakci, Friedrich Fröhlig, Lukas Stuhldreier, Johannes Deutsch, Peter Jeschke

Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT37A003, June 7–11, 2021

Paper No: GT2021-58876

DOI: https://doi.org/10.1115/GT2021-58876

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Topics: Compressors, Diffusers, High cycle fatigue, Pressure, Stress, Transients (Dynamics), Engineering simulation, Fluctuations (Physics), Impellers, Pressure measurement

Proceedings Papers

Forced Response Excitation of a Compressor Stator Owing to Shock Wave Induced by Adjacent Rotor Blade

Toshimasa Miura, Naoto Sakai, Naoki Kanazawa, Kentaro Nakayama

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT23A010, June 7–11, 2021

Paper No: GT2021-59147

DOI: https://doi.org/10.1115/GT2021-59147

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Topics: Blades, Compressors, Excitation, Rotors, Shock waves, Stators, Fluids, Simulation, Fluid structure interaction, Vibration

Proceedings Papers

Forced Response Excitation due to the Stator Vanes of Two and Three Compressor Stages Away

Toshimasa Miura, Naoto Sakai, Naoki Kanazawa, Kentaro Nakayama

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT23A011, June 7–11, 2021

Paper No: GT2021-59149

DOI: https://doi.org/10.1115/GT2021-59149

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Topics: Compressors, Excitation, Stators, Blades, Vibration, Computational fluid dynamics, Fluid structure interaction, Rotors, Simulation, Gas turbines

Proceedings Papers

On the Forced Response Predictions and Life Improvements of an Industrial Axial Compressor Rotor Blade

Senthil Krishnababu, Giuseppe Bruni, Agnieszka Frach

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT23A007, June 7–11, 2021

Paper No: GT2021-58923

DOI: https://doi.org/10.1115/GT2021-58923

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Topics: Blades, Compressors, Rotors, Design, Engines, Excitation, High cycle fatigue, Resonance, Computation, Cycles

Proceedings Papers

Practical Method for Burner Staging Turbine Forced Response Evaluation

Nikola Kafedzhiyski, Maria Mayorca

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT23A008, June 7–11, 2021

Paper No: GT2021-59040

DOI: https://doi.org/10.1115/GT2021-59040

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Topics: Computational fluid dynamics, Turbines, Combustion chambers, Excitation, Stress, Temperature distribution, Blades, Combustion, Emissions, Engineers

Proceedings Papers

HCF Optimization of a High Speed Variable Geometry Turbine

Alister Simpson, Sung in Kim, Jongyoon Park, Seong Kwon, Sejong Yoo

Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT26A010, June 7–11, 2021

Paper No: GT2021-59626

DOI: https://doi.org/10.1115/GT2021-59626

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Topics: Geometry, High cycle fatigue, Optimization, Turbines, Blades, Stress, Computational fluid dynamics, Pressure, Vibration, Cycles

Proceedings Papers

Crystal Visco-Plastic Model for Directionally Solidified Ni-Base Superalloys Under Monotonic and Low Cycle Fatigue

Navindra Wijeyeratne, Firat Irmak, Ali P. Gordon

Paper No: GT2021-59581

DOI: https://doi.org/10.1115/GT2021-59581

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Topics: Crystals, Low cycle fatigue, Modeling, Superalloys, Grain boundaries, Temperature, Anisotropy, Constitutive equations, Deformation, Gas turbines

Proceedings Papers

Design and Tests of a New Damper for a Gas Turbine Thin-Shell Duct

Serena Gabriele, Paolo Di Sisto, Giuseppe Del Vescovo, Conti Simone

Paper No: GT2021-58919

DOI: https://doi.org/10.1115/GT2021-58919

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Topics: Dampers, Design, Ducts, Gas turbines, Thin shells, Flow (Dynamics), Finite element analysis, High cycle fatigue, Turbines, Bolted joints

Proceedings Papers

Surrogate Models for the Prediction of Damping Ratios in Coupled Acoustoelastic Rotor-Cavity Systems

Christoph Rocky Heinrich, Tina Unglaube, Bernd Beirow, Dieter Brillert, Klaus Steff, Nico Petry

Paper No: GT2021-58835

DOI: https://doi.org/10.1115/GT2021-58835

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Topics: Cavities, Damping, Rotors, Acoustics, Compressors, Impellers, Compressed gases, Disks, Fluid structure interaction, High cycle fatigue

Proceedings Papers

Behavior of a Variable Geometry Turbine Wheel to High Cycle Fatigue

Calogero Avola, Alberto Racca, Angelo Montanino, Carnell E. Williams, Alfonso Renella, Michele Belluscio

Proc. ASME. GT2020, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine; Microturbines, Turbochargers, and Small Turbomachines, V008T20A002, September 21–25, 2020

Paper No: GT2020-14302

DOI: https://doi.org/10.1115/GT2020-14302

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Topics: Fatigue, Geometry, High cycle fatigue, Turbines, Wheels

Proceedings Papers

Transonic Fan Blade Redesign Approach to Attenuate Nonsynchronous Vibration

Yaozhi Lu, Bharat Lad, Mehdi Vahdati

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A005, September 21–25, 2020

Paper No: GT2020-14646

DOI: https://doi.org/10.1115/GT2020-14646

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Topics: Blades, Vibration, Geometry, Manufacturing, High cycle fatigue, Stress, Switches, Traveling waves

Proceedings Papers

Aeromechanical Characterization of a Last Stage Steam Blade at Low Load Operation: Part 1 — Experimental Measurements and Data Processing

A. Bessone, R. Guida, M. Marrè Brunenghi, S. Patrone, L. Carassale, Z. Kubin, A. Arnone, L. Pinelli

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A019, September 21–25, 2020

Paper No: GT2020-15450

DOI: https://doi.org/10.1115/GT2020-15450

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Topics: Blades, Steam, Stress, Design, Damping, Flutter (Aerodynamics), Flow (Dynamics), Steam turbines, Computational fluid dynamics, Excitation

Proceedings Papers

Effects of S-Shaped Intake on Aeromechanical Characteristics of a Transonic Fan

Yun Zheng, Kang Xu, Hui Yang, Qingzhe Gao, Xiubo Jin

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A007, September 21–25, 2020

Paper No: GT2020-14750

DOI: https://doi.org/10.1115/GT2020-14750

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Topics: Acoustics, Aeroelasticity, Aircraft engines, Annulus, Blades, Boundary layers, Composite materials, Damping, Diffusers, Ducts

Proceedings Papers

Design of Heat Shield for Compressor Case of Industrial Gas Turbine to Meet Clearance Requirement

Prashant Malavade, Santhana G. Babu, Luca Frosini, Simone Marchetti

Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT27A018, September 21–25, 2020

Paper No: GT2020-14884

DOI: https://doi.org/10.1115/GT2020-14884

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Topics: Clearances (Engineering), Compressors, Design, Heat shielding, High cycle fatigue, Industrial gases, Turbines

Proceedings Papers

Detecting Nonsynchronous Vibration in Transonic Fans Using Machine Learning Techniques

Yaozhi Lu, Mehdi Vahdati

Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT38A002, September 21–25, 2020

Paper No: GT2020-14261

DOI: https://doi.org/10.1115/GT2020-14261

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Topics: Fans, Machine learning, Vibration, Blades, Geometry, Manufacturing, High cycle fatigue, Stress, Switches, Trains

Proceedings Papers

Topological Optimization of Under-Platform Dampers With Moving Morphable Components and Global Optimization Algorithm for Nonlinear Frequency Response

E. Denimal, F. El Haddad, C. Wong, L. Salles

Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT38A006, September 21–25, 2020

Paper No: GT2020-14394

DOI: https://doi.org/10.1115/GT2020-14394

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Topics: Dampers, Frequency response, Optimization, Optimization algorithms, Topology, Vibration, Aircraft engines, Friction, Geometry, High cycle fatigue

Proceedings Papers

A Statistical Study on HCF Validation Data for Axial Gas Turbine Compressor Blades

Lukas C. Schuchard, Stefano Cerutti, Matthias Voigt, Ronald Mailach

Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT38A015, September 21–25, 2020

Paper No: GT2020-14946

DOI: https://doi.org/10.1115/GT2020-14946

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Topics: Blades, Compressors, Gas turbines, High cycle fatigue, Coordinate measuring machines, Geometry, Machinery, Airfoils, Chain, Design

Proceedings Papers

The Effect of Sand Erosion on a Compressor Blade and its Modal Properties

Robby Weber, Arnold Kühhorn, Thomas Klauke, Sven Schrape

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT34A001, September 21–25, 2020

Paper No: GT2020-14045

DOI: https://doi.org/10.1115/GT2020-14045

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Topics: Blades, Compressors, Erosion, Sands, Engines, Airfoils, Damage, Design, High cycle fatigue, Wear

Proceedings Papers

Analysis of Aeroacoustic Phenomena in Centrifugal Compressors Using a Lattice Boltzmann Flow Simulation Approach

Rahul Phogat, Néstor González Díez, Jan Smeulers, Damiano Casalino, Francesco Avallone

Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT36A001, September 21–25, 2020

Paper No: GT2020-14157

DOI: https://doi.org/10.1115/GT2020-14157

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Topics: Acoustics, Compressors, Flow simulation, Lattice Boltzmann methods, Resonance, Impellers, Flow (Dynamics), Pressure, Vibration, Accounting

Proceedings Papers

Life Prediction Modeling of Combined High-Cycle Fatigue and Creep

Thomas Bouchenot, Kirtan Patel, Ali P. Gordon, Sachin Shinde

Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT27A008, September 21–25, 2020

Paper No: GT2020-14495

DOI: https://doi.org/10.1115/GT2020-14495

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Topics: Alloys, Creep, High cycle fatigue, Modeling

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NARROW

Prediction and Validation of the Transient Pressure Field in a Centrifugal Compressor With Vaned Diffuser for the Application in High Cycle Fatigue Stress Estimations

Forced Response Excitation of a Compressor Stator Owing to Shock Wave Induced by Adjacent Rotor Blade

Forced Response Excitation due to the Stator Vanes of Two and Three Compressor Stages Away

On the Forced Response Predictions and Life Improvements of an Industrial Axial Compressor Rotor Blade

Practical Method for Burner Staging Turbine Forced Response Evaluation

HCF Optimization of a High Speed Variable Geometry Turbine

Crystal Visco-Plastic Model for Directionally Solidified Ni-Base Superalloys Under Monotonic and Low Cycle Fatigue

Design and Tests of a New Damper for a Gas Turbine Thin-Shell Duct

Surrogate Models for the Prediction of Damping Ratios in Coupled Acoustoelastic Rotor-Cavity Systems

Behavior of a Variable Geometry Turbine Wheel to High Cycle Fatigue

Transonic Fan Blade Redesign Approach to Attenuate Nonsynchronous Vibration

Aeromechanical Characterization of a Last Stage Steam Blade at Low Load Operation: Part 1 — Experimental Measurements and Data Processing

Effects of S-Shaped Intake on Aeromechanical Characteristics of a Transonic Fan

Design of Heat Shield for Compressor Case of Industrial Gas Turbine to Meet Clearance Requirement

Detecting Nonsynchronous Vibration in Transonic Fans Using Machine Learning Techniques

Topological Optimization of Under-Platform Dampers With Moving Morphable Components and Global Optimization Algorithm for Nonlinear Frequency Response

A Statistical Study on HCF Validation Data for Axial Gas Turbine Compressor Blades

The Effect of Sand Erosion on a Compressor Blade and its Modal Properties

Analysis of Aeroacoustic Phenomena in Centrifugal Compressors Using a Lattice Boltzmann Flow Simulation Approach

Life Prediction Modeling of Combined High-Cycle Fatigue and Creep

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