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Proceedings Papers

Nonlinear Surrogate Models for Gas Turbine Diagnosis

Igor Loboda, Iván González Castillo, Sergiy Yepifanov, Roman Zelenskyi
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T05A024, June 13–17, 2022
Paper No: GT2022-83550
DOI: https://doi.org/10.1115/GT2022-83550
View Paper titled, Nonlinear Surrogate Models for Gas Turbine Diagnosis
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Topics: Gas turbines, Polynomials
Proceedings Papers

Adjustment and Validation of Monitoring System Algorithms on the Simulated Historical Data of an Aircraft Engine Fleet

Igor Loboda, Victor Manuel Pineda Molina, Juan Luis Pérez-Ruiz
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T05A015, June 7–11, 2021
Paper No: GT2021-60020
DOI: https://doi.org/10.1115/GT2021-60020
View Paper titled, Adjustment and Validation of Monitoring System Algorithms on the Simulated Historical Data of an Aircraft Engine Fleet
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Topics: Aircraft engines, Algorithms, Monitoring systems, Engines, Gas turbines, Actuators, Computer software, Propulsion, Sensors, Simulation
Proceedings Papers

Comparative Analysis of Two Gas Turbine Diagnosis Approaches

Igor Loboda, Juan Luis Pérez-Ruiz, Sergiy Yepifanov, Roman Zelenskyi
Proc. ASME. GT2019, Volume 6: Ceramics; Controls, Diagnostics, and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T05A025, June 17–21, 2019
Paper No: GT2019-91644
DOI: https://doi.org/10.1115/GT2019-91644
View Paper titled, Comparative Analysis of Two Gas Turbine Diagnosis Approaches
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Topics: Gas turbines, Physics, Engines, Pattern recognition, Flaw detection, Algorithms, Artificial neural networks, Damage, Errors, Parameter estimation
Proceedings Papers

Mathematical Simulation of the Gas Turbine Packages Thermal State

Olena Kyrylash, Volodymyr Kostiuk, Andrii Smirnov, Dmytro Tkachenko, Igor Loboda
Proc. ASME. GT2018, Volume 5C: Heat Transfer, V05CT22A010, June 11–15, 2018
Paper No: GT2018-77194
DOI: https://doi.org/10.1115/GT2018-77194
View Paper titled, Mathematical Simulation of the Gas Turbine Packages Thermal State
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Topics: Gas turbines, Simulation, Heat transfer, Aircraft, Boundary-value problems, Compressors, Engines, Temperature, Thermal insulation, Turbochargers
Proceedings Papers

A Benchmarking Analysis of a Data-Driven Gas Turbine Diagnostic Approach

Igor Loboda, Juan Luis Pérez-Ruiz, Sergiy Yepifanov
Proc. ASME. GT2018, Volume 6: Ceramics; Controls, Diagnostics, and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T05A027, June 11–15, 2018
Paper No: GT2018-76887
DOI: https://doi.org/10.1115/GT2018-76887
View Paper titled, A Benchmarking Analysis of a Data-Driven Gas Turbine Diagnostic Approach
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Topics: Gas turbines, Algorithms, Flaw detection, Engines, Feature extraction, Aircraft engines, Computer software, Monitoring systems, Pattern recognition, Polynomials
Proceedings Papers

Simulation of Pneumatic Volumes for a Gas Turbine Transient State Analysis

Sergiy Yepifanov, Roman Zelenskyi, Feliks Sirenko, Igor Loboda
Proc. ASME. GT2017, Volume 6: Ceramics; Controls, Diagnostics and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T05A037, June 26–30, 2017
Paper No: GT2017-65110
DOI: https://doi.org/10.1115/GT2017-65110
View Paper titled, Simulation of Pneumatic Volumes for a Gas Turbine Transient State Analysis
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Topics: Gas turbines, Simulation, Transients (Dynamics), Engines, Modeling, Pressure, Computation, Momentum, Temperature, Turbomachinery
Proceedings Papers

Computation and Monitoring of the Deviations of Gas Turbine Unmeasured Parameters

Luis Angel Miro Zarate, Igor Loboda
Proc. ASME. GT2015, Volume 6: Ceramics; Controls, Diagnostics and Instrumentation; Education; Manufacturing Materials and Metallurgy; Honors and Awards, V006T05A028, June 15–19, 2015
Paper No: GT2015-43862
DOI: https://doi.org/10.1115/GT2015-43862
View Paper titled, Computation and Monitoring of the Deviations of Gas Turbine Unmeasured Parameters
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Topics: Computation, Gas turbines, Engines, Algorithms, Steady state, Turbines, Compressors, Computers, High pressure (Physics), Monitoring systems
Proceedings Papers

Improved Turbine Blade Lifetime Prediction

Cristhian Maravilla Herrera, Sergiy Yepifanov, Igor Loboda
Proc. ASME. GT2015, Volume 6: Ceramics; Controls, Diagnostics and Instrumentation; Education; Manufacturing Materials and Metallurgy; Honors and Awards, V006T05A019, June 15–19, 2015
Paper No: GT2015-43046
DOI: https://doi.org/10.1115/GT2015-43046
View Paper titled, Improved Turbine Blade Lifetime Prediction
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Topics: Algorithms, Blades, Boundary-value problems, Engines, Errors, Gas turbines, Heat transfer coefficients, Heating, High pressure (Physics), Model development
Journal Articles

Modeling the Gas Turbine Engine Under Its Dynamic Heating Conditions

Sergiy V. Yepifanov, Roman L. Zelenskyi, Igor Loboda
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2015, 137(3): 031506.
Paper No: GTP-14-1419
DOI: https://doi.org/10.1115/1.4028449
Published Online: October 7, 2014
View Article titled, Modeling the Gas Turbine Engine Under Its Dynamic Heating Conditions
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Topics: Clearances (Engineering), Engines, Rotors, Temperature, Transients (Dynamics), Turbines, Heat, Blades, Stress, Heating
Proceedings Papers

Alternative Method to Simulate a Sub-Idle Engine Operation in Order to Synthesize Its Control System

Sergii I. Sukhovii, Feliks F. Sirenko, Sergiy V. Yepifanov, Igor Loboda
Proc. ASME. GT2014, Volume 6: Ceramics; Controls, Diagnostics and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T06A010, June 16–20, 2014
Paper No: GT2014-25960
DOI: https://doi.org/10.1115/GT2014-25960
View Paper titled, Alternative Method to Simulate a Sub-Idle Engine Operation in Order to Synthesize Its Control System
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Topics: Control systems, Engines, Combustion chambers, Engine start-up, Algorithms, Control algorithms, Dynamic models, Gas turbines, Steady state, Transients (Dynamics)
Proceedings Papers

Modeling the GTE Under Its Dynamic Heating Conditions

Sergiy V. Yepifanov, Roman L. Zelenskyi, Igor Loboda
Proc. ASME. GT2014, Volume 6: Ceramics; Controls, Diagnostics and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T06A017, June 16–20, 2014
Paper No: GT2014-26258
DOI: https://doi.org/10.1115/GT2014-26258
View Paper titled, Modeling the GTE Under Its Dynamic Heating Conditions
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Topics: Heating, Modeling, Engines, Clearances (Engineering), Dynamics (Mechanics), Rotors, Heat, Stress, Structural elements (Construction), Temperature
Proceedings Papers

Gas Turbine Fault Classification Using Probability Density Estimation

Igor Loboda
Proc. ASME. GT2014, Volume 6: Ceramics; Controls, Diagnostics and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T06A033, June 16–20, 2014
Paper No: GT2014-27265
DOI: https://doi.org/10.1115/GT2014-27265
View Paper titled, Gas Turbine Fault Classification Using Probability Density Estimation
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Topics: Density, Gas turbines, Probability, Artificial neural networks, Cycles, Monitoring systems, Algorithms, Design, Maintenance, Multilayer perceptron
Proceedings Papers

Ridge Estimation and Principal Component Analysis to Solve an Ill-Conditioned Problem of Estimating Unmeasured Gas Turbine Parameters

Maksim Shevchenko, Sergiy Yepifanov, Igor Loboda
Proc. ASME. GT2013, Volume 4: Ceramics; Concentrating Solar Power Plants; Controls, Diagnostics and Instrumentation; Education; Electric Power; Fans and Blowers, V004T06A008, June 3–7, 2013
Paper No: GT2013-94496
DOI: https://doi.org/10.1115/GT2013-94496
View Paper titled, Ridge Estimation and Principal Component Analysis to Solve an Ill-Conditioned Problem of Estimating Unmeasured Gas Turbine Parameters
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Topics: Gas turbines, Principal component analysis, Engines, Thrust, Errors, Aircraft, Flight, Gaussian distribution, Generators, Instrumentation
Proceedings Papers

On the Selection of an Optimal Pattern Recognition Technique for Gas Turbine Diagnosis

Igor Loboda, Sergiy Yepifanov
Proc. ASME. GT2013, Volume 4: Ceramics; Concentrating Solar Power Plants; Controls, Diagnostics and Instrumentation; Education; Electric Power; Fans and Blowers, V004T06A019, June 3–7, 2013
Paper No: GT2013-95198
DOI: https://doi.org/10.1115/GT2013-95198
View Paper titled, On the Selection of an Optimal Pattern Recognition Technique for Gas Turbine Diagnosis
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Topics: Gas turbines, Pattern recognition, Monitoring systems, Algorithms, Artificial neural networks
Proceedings Papers

A More Realistic Scheme of Deviation Error Representation for Gas Turbine Diagnostics

Igor Loboda, Sergiy Yepifanov, Yakov Feldshteyn
Proc. ASME. GT2012, Volume 1: Aircraft Engine; Ceramics; Coal, Biomass and Alternative Fuels; Controls, Diagnostics and Instrumentation, 863-872, June 11–15, 2012
Paper No: GT2012-69368
DOI: https://doi.org/10.1115/GT2012-69368
View Paper titled, A More Realistic Scheme of Deviation Error Representation for Gas Turbine Diagnostics
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Topics: Errors, Gas turbines, Simulation, Reliability, Algorithms, Noise (Sound), Density, Electromagnetic scattering, Engines, Probability
Proceedings Papers

Neural Networks for Gas Turbine Fault Identification: Multilayer Perceptron or Radial Basis Network?

Igor Loboda, Yakov Feldshteyn, Volodymyr Ponomaryov
Proc. ASME. GT2011, Volume 3: Controls, Diagnostics and Instrumentation; Education; Electric Power; Microturbines and Small Turbomachinery; Solar Brayton and Rankine Cycle, 465-475, June 6–10, 2011
Paper No: GT2011-46752
DOI: https://doi.org/10.1115/GT2011-46752
View Paper titled, Neural Networks for Gas Turbine Fault Identification: Multilayer Perceptron or Radial Basis Network?
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Topics: Artificial neural networks, Gas turbines, Multilayer perceptron, Algorithms, Computation, Computers, Condition monitoring, Engines, Feature extraction, Flaw detection
Proceedings Papers

A Comparative Analysis of Turbine Rotor Inlet Temperature Models

Cristhian Maravilla Herrera, Sergiy Yepifanov, Igor Loboda
Proc. ASME. GT2011, Volume 3: Controls, Diagnostics and Instrumentation; Education; Electric Power; Microturbines and Small Turbomachinery; Solar Brayton and Rankine Cycle, 317-327, June 6–10, 2011
Paper No: GT2011-46161
DOI: https://doi.org/10.1115/GT2011-46161
View Paper titled, A Comparative Analysis of Turbine Rotor Inlet Temperature Models
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Topics: Rotors, Temperature, Turbines, Algorithms, Blades, Gas turbines, Polynomials, Boundary-value problems, Disks, Engines
Proceedings Papers

Polynomials and Neural Networks for Gas Turbine Monitoring: A Comparative Study

Igor Loboda, Yakov Feldshteyn
Proc. ASME. GT2010, Volume 3: Controls, Diagnostics and Instrumentation; Cycle Innovations; Marine, 417-427, June 14–18, 2010
Paper No: GT2010-23749
DOI: https://doi.org/10.1115/GT2010-23749
View Paper titled, Polynomials and Neural Networks for Gas Turbine Monitoring: A Comparative Study
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Topics: Artificial neural networks, Gas turbines, Polynomials, Engines, Errors, Industrial gases, Turbines
Proceedings Papers

A Mixed Data-Driven and Model Based Fault Classification for Gas Turbine Diagnosis

Igor Loboda, Sergey Yepifanov
Proc. ASME. GT2010, Volume 3: Controls, Diagnostics and Instrumentation; Cycle Innovations; Marine, 257-265, June 14–18, 2010
Paper No: GT2010-23075
DOI: https://doi.org/10.1115/GT2010-23075
View Paper titled, A Mixed Data-Driven and Model Based Fault Classification for Gas Turbine Diagnosis
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Topics: Gas turbines, Algorithms, Compressors, Monitoring systems, Probability, Artificial neural networks, Combustion chambers, Cycles, Errors, Measurement systems
Proceedings Papers

Diagnostic Analysis of Maintenance Data of a Gas Turbine for Driving an Electric Generator

Igor Loboda, Sergey Yepifanov, Yakov Feldshteyn
Proc. ASME. GT2009, Volume 1: Aircraft Engine; Ceramics; Coal, Biomass and Alternative Fuels; Controls, Diagnostics and Instrumentation; Education; Electric Power; Awards and Honors, 745-756, June 8–12, 2009
Paper No: GT2009-60176
DOI: https://doi.org/10.1115/GT2009-60176
View Paper titled, Diagnostic Analysis of Maintenance Data of a Gas Turbine for Driving an Electric Generator
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Topics: Gas turbines, Generators, Maintenance, Compressors, Errors, Algorithms, Engines, Exhaust systems, Measurement systems, Natural gas distribution