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Proceedings Papers

Asymptotic Evaluation of Nonlinear Friction Effects in Realistic LPT Rotors

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Salvador Rodríguez-Blanco, Javier González-Monge, Carlos Martel
Proc. ASME. GT2023, Volume 11B: Structures and Dynamics — Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V11BT27A017, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102829
https://doi.org/10.1115/GT2023-102829
View Paper titled, Asymptotic Evaluation of Nonlinear Friction Effects in Realistic LPT Rotors
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Topics: Friction, Rotors, Bladed disks, Computation, Resonance, Vibration, Blades, Cycles, Degrees of freedom, Differential equations
Proceedings Papers

Identification of Slip Load, Friction Force and External Force Using Unscented Kalman Filter for Frictionally Damped Turbine Blades

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Himanshu Patel, Alok Sinha
Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT25A003, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59863
https://doi.org/10.1115/GT2021-59863
View Paper titled, Identification of Slip Load, Friction Force and External Force Using Unscented Kalman Filter for Frictionally Damped Turbine Blades
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Topics: Friction, Kalman filters, Stress, Turbine blades, Dampers, Excitation, Vibration, Differential equations, Errors, Modeling
Proceedings Papers

A Dynamic Systems Based Approach to Estimate Cyclic and Creep Damage of a Power Turbine Blade Subjected to a Random Transient Operation

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Dipankar Dua, Quang Le, Anthony Saladino, Deepak Thirumurthy, Jaskirat Singh
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT29A022, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59390
https://doi.org/10.1115/GT2021-59390
View Paper titled, A Dynamic Systems Based Approach to Estimate Cyclic and Creep Damage of a Power Turbine Blade Subjected to a Random Transient Operation
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Topics: Creep, Damage, Dynamic systems, Transients (Dynamics), Turbine blades, Engines, Stress, Instrumentation, Turbine components, Turbines
Proceedings Papers

Performance Simulation of Roughness Induced Module Variations of a Jet Propulsion by Using Pseudo Bond Graph Theory

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Jan Göing, Christoph Bode, Jens Friedrichs, Hendrik Seehausen, Florian Herbst, Joerg R. Seume
Proc. ASME. GT2020, Volume 1: Aircraft Engine; Fans and Blowers, V001T01A014, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14456
https://doi.org/10.1115/GT2020-14456
View Paper titled, Performance Simulation of Roughness Induced Module Variations of a Jet Propulsion by Using Pseudo Bond Graph Theory
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Topics: Jet propulsion, Simulation, Surface roughness, Transients (Dynamics), Computational fluid dynamics, Engines, Jet engines, Blades, Compressors, Differential equations
Proceedings Papers

Modelling the Transient Behaviour of Gas Turbines

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Djordje Petkovic, Milan Banjac, Srdjan Milic, Milan V. Petrovic, Alexander Wiedermann
Proc. ASME. GT2019, Volume 2A: Turbomachinery, V02AT45A014, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91008
https://doi.org/10.1115/GT2019-91008
View Paper titled, Modelling the Transient Behaviour of Gas Turbines
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Topics: Gas turbines, Modeling, Transients (Dynamics), Flow (Dynamics), Simulation, Stress, Boundary-value problems, Compressors, Differential equations, Dynamic models
Proceedings Papers

Reduced-Order Model of Unsteady Flows in a Turbomachinery Fan Modeled Using a Novel Proper Orthogonal Decomposition

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Elizabeth H. Krath, Forrest L. Carpenter, Paul G. A. Cizmas, David A. Johnston
Proc. ASME. GT2019, Volume 2C: Turbomachinery, V02CT41A013, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90323
https://doi.org/10.1115/GT2019-90323
View Paper titled, Reduced-Order Model of Unsteady Flows in a Turbomachinery Fan Modeled Using a Novel Proper Orthogonal Decomposition
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Topics: Principal component analysis, Turbomachinery, Unsteady flow, Boundary-value problems, Computation, Density, Differential equations, Flow (Dynamics), Rotors
Proceedings Papers

Heat Transfer During Impact of Elastoplastic and Cohesive Particles

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Kuahai Yu, Danesh Tafti, Xi Yang, Shihong Xin
Proc. ASME. GT2019, Volume 2D: Turbomachinery, V02DT47A012, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91087
https://doi.org/10.1115/GT2019-91087
View Paper titled, Heat Transfer During Impact of Elastoplastic and Cohesive Particles
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Topics: Heat transfer, Particulate matter, Temperature, Adhesion, Collisions (Physics), Sands, Stainless steel, Alloys, Compression, Deformation
Proceedings Papers

Experimental Demonstration of Inverse Heat Transfer Methodologies for Turbine Applications

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David G. Cuadrado, Francisco Lozano, Guillermo Paniagua
Proc. ASME. GT2019, Volume 6: Ceramics; Controls, Diagnostics, and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T05A018, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91105
https://doi.org/10.1115/GT2019-91105
View Paper titled, Experimental Demonstration of Inverse Heat Transfer Methodologies for Turbine Applications
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Topics: Heat transfer, Turbines, Temperature, Heat flux, Computation, Engines, Filters, Flow (Dynamics), Heat conduction, Metals
Proceedings Papers

Nonlinear Reduced Dynamic Model of Turbofan Engine for Investigation of Engine Structural Frame Vibrations After Fan Blade Out Event

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Ilya Ivanov, Boris Blinnik, Vladislav Myasnikov
Proc. ASME. GT2019, Volume 7A: Structures and Dynamics, V07AT33A003, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90367
https://doi.org/10.1115/GT2019-90367
View Paper titled, Nonlinear Reduced Dynamic Model of Turbofan Engine for Investigation of Engine Structural Frame Vibrations After Fan Blade Out Event
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Topics: Blades, Dynamic models, Engines, Structural frames, Turbofans, Vibration, Stress, Rotors, Condensation, Differential equations
Proceedings Papers

Transfer Function Modeling and Experimental Variation of Rotor System Considering Morton Effect Caused in Journal Bearing

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Shota Yabui, Jotaro Chiba, Takafumi Suzuki, Shigeyuki Tomimatsu, Tsuyoshi Inoue
Proc. ASME. GT2019, Volume 7A: Structures and Dynamics, V07AT33A008, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91135
https://doi.org/10.1115/GT2019-91135
View Paper titled, Transfer Function Modeling and Experimental Variation of Rotor System Considering Morton Effect Caused in Journal Bearing
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Topics: Journal bearings, Modeling, Rotors, Transfer functions, Vibration, Machinery, Computational fluid dynamics, Frequency response, Computer simulation, Construction
Proceedings Papers

Analysis of Composite Blade/Casing Rub Stability Through Delayed Differential Equations

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Jiaguangyi Xiao, Yong Chen, Jie Tian, Hua Ouyang, Anjenq Wang
Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT35A018, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91333
https://doi.org/10.1115/GT2019-91333
View Paper titled, Analysis of Composite Blade/Casing Rub Stability Through Delayed Differential Equations
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Topics: Blades, Composite materials, Differential equations, Stability
Proceedings Papers

Potentials and Limitations of an Extended Approximation Method for Nonlinear Dynamic Journal and Thrust Bearing Forces

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Daniel Vetter, Thomas Hagemann, Hubert Schwarze
Proc. ASME. GT2018, Volume 7B: Structures and Dynamics, V07BT34A022, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75662
https://doi.org/10.1115/GT2018-75662
View Paper titled, Potentials and Limitations of an Extended Approximation Method for Nonlinear Dynamic Journal and Thrust Bearing Forces
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Topics: Approximation, Thrust bearings, Bearings, Simulation, Algorithms, Cavitation, Journal bearings, Differential equations, Errors, Modeling
Proceedings Papers

Approximate Solution of the Fokker-Planck Equation for a Multi-Degree of Freedom Frictionally Damped Bladed Disk Under Random Excitation

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Alwin Förster, Lars Panning-von Scheidt, Jörg Wallaschek
Proc. ASME. GT2018, Volume 7A: Structures and Dynamics, V07AT32A002, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75755
https://doi.org/10.1115/GT2018-75755
View Paper titled, Approximate Solution of the Fokker-Planck Equation for a Multi-Degree of Freedom Frictionally Damped Bladed Disk Under Random Excitation
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Topics: Disks, Fokker-Planck equation, Random excitation, Excitation, Density, Finite element methods, Air flow, Blades, Computation, Degrees of freedom
Proceedings Papers

Real-Time Fuel Cell Model Development Challenges for Cyber-Physical Systems in Hybrid Power Applications

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David Tucker, Nor Farida Harun, Valentina Zaccaria, Kenneth M. Bryden, Comas Haynes
Proc. ASME. GT2017, Volume 3: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration Applications; Organic Rankine Cycle Power Systems, V003T06A039, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-65242
https://doi.org/10.1115/GT2017-65242
View Paper titled, Real-Time Fuel Cell Model Development Challenges for Cyber-Physical Systems in Hybrid Power Applications
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Topics: Cyber-physical systems, Fuel cells, Hybrid power systems, Model development, Hardware, Simulation, Cycles, Differential equations, Heat transfer, Power systems (Machinery)
Proceedings Papers

An Integral Type µ Synthesis Method for Temperature and Pressure Control of Flight Environment Simulation Volume

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Meiyin Zhu, Xi Wang
Proc. ASME. GT2017, Volume 6: Ceramics; Controls, Diagnostics and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T05A006, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63529
https://doi.org/10.1115/GT2017-63529
View Paper titled, An Integral Type µ Synthesis Method for Temperature and Pressure Control of Flight Environment Simulation Volume
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Topics: Flight, Pressure control, Simulation, Temperature, Control equipment, Errors, Pressure, Engines, Actuators, Design
Proceedings Papers

Extraction of Linear Growth and Damping Rates of High-Frequency Thermoacoustic Oscillations From Time Domain Data

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Tobias Hummel, Frederik Berger, Nicolai Stadlmair, Bruno Schuermans, Thomas Sattelmayer
Proc. ASME. GT2017, Volume 4A: Combustion, Fuels and Emissions, V04AT04A080, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-64233
https://doi.org/10.1115/GT2017-64233
View Paper titled, Extraction of Linear Growth and Damping Rates of High-Frequency Thermoacoustic Oscillations From Time Domain Data
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Topics: Damping, Oscillations, Pressure, Acoustics, Flames, Heat, Bifurcation, Chemiluminescence, Combustion systems, Design
Proceedings Papers

Development of Compression System Dynamic Simulation Code for Testing and Designing of Anti-Surge Control System

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Abbas Mohajer, Eshagh Abbasi
Proc. ASME. GT2017, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T27A006, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63212
https://doi.org/10.1115/GT2017-63212
View Paper titled, Development of Compression System Dynamic Simulation Code for Testing and Designing of Anti-Surge Control System
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Topics: Compression, Control systems, Design, Simulation, Surges, System dynamics, Testing, Compressors, Optimization, Reliability
Proceedings Papers

Vortex Structures for Highly-Loaded Subsonic Compressor Cascades With Slot Injection

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Huanlong Chen, Huaping Liu, Dongfei Zhang, Linxi Li
Proc. ASME. GT2017, Volume 2A: Turbomachinery, V02AT39A020, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63781
https://doi.org/10.1115/GT2017-63781
View Paper titled, Vortex Structures for Highly-Loaded Subsonic Compressor Cascades With Slot Injection
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Topics: Compressors, Vortices, Blades, Flow (Dynamics), Cascades (Fluid dynamics), Suction, Computer simulation, Turbomachinery, Cooling, Differential equations
Proceedings Papers

Differential Equation-Based Specification of Turbulence Integral Length Scales for Cavity Flows

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Richard J. Jefferson-Loveday
Proc. ASME. GT2016, Volume 2C: Turbomachinery, V02CT39A019, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56451
https://doi.org/10.1115/GT2016-56451
View Paper titled, Differential Equation-Based Specification of Turbulence Integral Length Scales for Cavity Flows
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Topics: Cavity flows, Turbulence, Cavities, Flow (Dynamics), Reynolds-averaged Navier–Stokes equations, Differential equations, Eddies (Fluid dynamics), Modeling, Parallel processing, Poisson equation
Proceedings Papers

Effects of Turbulent Boundary Conditions on the Prediction of the Secondary Flow Field in a Linear Compressor Cascade

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Peter Busse, Andreas Krug, Martin Lange, Konrad Vogeler, Ronald Mailach
Proc. ASME. GT2016, Volume 2A: Turbomachinery, V02AT37A011, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56455
https://doi.org/10.1115/GT2016-56455
View Paper titled, Effects of Turbulent Boundary Conditions on the Prediction of the Secondary Flow Field in a Linear Compressor Cascade
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Topics: Boundary-value problems, Cascades (Fluid dynamics), Compressors, Flow (Dynamics), Turbulence, Boundary layers, Channel flow, Clearances (Engineering), Differential equations, Energy dissipation