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Journal Articles

Regression-Based Modeling of a Fleet of Gas Turbine Engines for Performance Trending

S. Borguet, O. Léonard, P. Dewallef
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2016, 138(2): 021201.
Paper No: GTP-15-1273
https://doi.org/10.1115/1.4031253
Published Online: September 1, 2015
View Article titled, Regression-Based Modeling of a Fleet of Gas Turbine Engines for Performance Trending
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Topics: Engines, Modeling, Sensors, Flight, Gas turbines
Proceedings Papers

Regression-Based Modelling of a Fleet of Gas Turbine Engines for Performance Trending

S. Borguet, O. Léonard, P. Dewallef
Proc. ASME. GT2015, Volume 6: Ceramics; Controls, Diagnostics and Instrumentation; Education; Manufacturing Materials and Metallurgy; Honors and Awards, V006T05A004, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42330
https://doi.org/10.1115/GT2015-42330
View Paper titled, Regression-Based Modelling of a Fleet of Gas Turbine Engines for Performance Trending
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Topics: Gas turbines, Modeling, Engines
Proceedings Papers

Analysis Versus Synthesis for Trending of Gas-Path Measurement Time Series

S. Borguet, O. Léonard, P. Dewallef
Proc. ASME. GT2014, Volume 6: Ceramics; Controls, Diagnostics and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T06A012, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-26029
https://doi.org/10.1115/GT2014-26029
View Paper titled, Analysis Versus Synthesis for Trending of Gas-Path Measurement Time Series
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Topics: Time series, Signals, Filters, Noise (Sound), Engines, Delays, Filtration, Flaw detection, Low-pass filters, Shapes
Journal Articles

Analysis Versus Synthesis for Trending of Gas-Path Measurement Time Series

S. Borguet, O. Léonard, P. Dewallef
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2015, 137(2): 022603.
Paper No: GTP-14-1389
https://doi.org/10.1115/1.4028385
Published Online: September 16, 2014
View Article titled, Analysis Versus Synthesis for Trending of Gas-Path Measurement Time Series
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Topics: Filters, Signals
Proceedings Papers

Constrained Sparse Estimation for Improved Fault Isolation

S. Borguet, O. Le´onard
Proc. ASME. GT2011, Volume 3: Controls, Diagnostics and Instrumentation; Education; Electric Power; Microturbines and Small Turbomachinery; Solar Brayton and Rankine Cycle, 199-208, June 6–10, 2011
Publisher: American Society of Mechanical Engineers
Paper No: GT2011-45711
https://doi.org/10.1115/GT2011-45711
View Paper titled, Constrained Sparse Estimation for Improved Fault Isolation
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Topics: Compressors, High pressure (Physics), Jet engines, Quadratic programming, Stators, Turbofans
Journal Articles

Constrained Sparse Estimation for Improved Fault Isolation

S. Borguet, O. Léonard
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. December 2011, 133(12): 121602.
https://doi.org/10.1115/1.4004013
Published Online: September 1, 2011
View Article titled, Constrained Sparse Estimation for Improved Fault Isolation
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Topics: Algorithms, Engines, Flow (Dynamics), Quadratic programming, Compressors, Stators
Journal Articles

A Study on Engine Health Monitoring in the Frequency Domain

S. Borguet, M. Henriksson, T. McKelvey, O. Léonard
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. August 2011, 133(8): 081604.
https://doi.org/10.1115/1.4002832
Published Online: April 8, 2011
View Article titled, A Study on Engine Health Monitoring in the Frequency Domain
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Topics: Engines, Signals, Flow (Dynamics), Transients (Dynamics)
Proceedings Papers

A Study on Engine Health Monitoring in the Frequency Domain

S. Borguet, M. Henriksson, T. McKelvey, O. Le´onard
Proc. ASME. GT2010, Volume 3: Controls, Diagnostics and Instrumentation; Cycle Innovations; Marine, 133-142, June 14–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: GT2010-22635
https://doi.org/10.1115/GT2010-22635
View Paper titled, A Study on Engine Health Monitoring in the Frequency Domain
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Topics: Engines, Signals, Transients (Dynamics), Errors, Performance, Sensors, Steady state, Turbofans
Proceedings Papers

A Sparse Estimation Approach to Fault Isolation

S. Borguet, O. Le´onard
Proc. ASME. GT2009, Volume 1: Aircraft Engine; Ceramics; Coal, Biomass and Alternative Fuels; Controls, Diagnostics and Instrumentation; Education; Electric Power; Awards and Honors, 513-522, June 8–12, 2009
Publisher: American Society of Mechanical Engineers
Paper No: GT2009-59099
https://doi.org/10.1115/GT2009-59099
View Paper titled, A Sparse Estimation Approach to Fault Isolation
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Topics: Algorithms, Jet engines, Quadratic programming, Turbofans
Journal Articles

A Sparse Estimation Approach to Fault Isolation

S. Borguet, O. Léonard
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. February 2010, 132(2): 021601.
https://doi.org/10.1115/1.3156815
Published Online: November 4, 2009
View Article titled, A Sparse Estimation Approach to Fault Isolation
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Topics: Algorithms, Engines, Flow (Dynamics), Quadratic programming, Jet engines, Turbofans
Proceedings Papers

A Generalised Likelihood Ratio Test for Adaptive Gas Turbine Health Monitoring

S. Borguet, O. Le´onard
Proc. ASME. GT2008, Volume 2: Controls, Diagnostics and Instrumentation; Cycle Innovations; Electric Power, 7-17, June 9–13, 2008
Publisher: American Society of Mechanical Engineers
Paper No: GT2008-50117
https://doi.org/10.1115/GT2008-50117
View Paper titled, A Generalised Likelihood Ratio Test for Adaptive Gas Turbine Health Monitoring
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Topics: Gas turbines, Kalman filters, Aircraft engines, Algorithms, Delays, Engines
Proceedings Papers

Ten Years of Experience With a Small Jet Engine as a Support for Education

O. Le´onard, J. P. Thomas, S. Borguet
Proc. ASME. GT2008, Volume 7: Education; Industrial and Cogeneration; Marine; Oil and Gas Applications, 11-21, June 9–13, 2008
Publisher: American Society of Mechanical Engineers
Paper No: GT2008-50172
https://doi.org/10.1115/GT2008-50172
View Paper titled, Ten Years of Experience With a Small Jet Engine as a Support for Education
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Topics: Education, Jet engines, Engines, Students, Turbines, Chain, Combustion chambers, Compressors, Flow (Dynamics), Fuels
Proceedings Papers

On Inverse Problems in Turbine Engine Parameter Estimation

M. Henriksson, S. Borguet, O. Le´onard, T. Gro¨nstedt
Proc. ASME. GT2007, Volume 1: Turbo Expo 2007, 703-711, May 14–17, 2007
Publisher: American Society of Mechanical Engineers
Paper No: GT2007-27756
https://doi.org/10.1115/GT2007-27756
View Paper titled, On Inverse Problems in Turbine Engine Parameter Estimation
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Topics: Gas turbines, Inverse problems, Parameter estimation, Engines, Jet engines, Simulation results, Turbojets
Proceedings Papers

A Sensor-Fault-Tolerant Diagnosis Tool Based on a Quadratic Programming Approach

S. Borguet, O. Le´onard
Proc. ASME. GT2007, Volume 1: Turbo Expo 2007, 585-594, May 14–17, 2007
Publisher: American Society of Mechanical Engineers
Paper No: GT2007-27324
https://doi.org/10.1115/GT2007-27324
View Paper titled, A Sensor-Fault-Tolerant Diagnosis Tool Based on a Quadratic Programming Approach
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Topics: Quadratic programming, Sensors, Gas turbines, Algorithms, Engines, Flaw detection, Instrumentation, Jet engines, Kalman filters, Robustness
Proceedings Papers

On-Line Transient Engine Diagnostics in a Kalman Filtering Framework

S. Borguet, P. Dewallef, O. Le´onard
Proc. ASME. GT2005, Volume 1: Turbo Expo 2005, 473-481, June 6–9, 2005
Publisher: American Society of Mechanical Engineers
Paper No: GT2005-68013
https://doi.org/10.1115/GT2005-68013
View Paper titled, On-Line Transient Engine Diagnostics in a Kalman Filtering Framework
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Topics: Engines, Filtration, Transients (Dynamics), Steady state, Flight, Aircraft, Aircraft propulsion, Gas turbines, Turbofans
Journal Articles

A Generalized Likelihood Ratio Test for Adaptive Gas Turbine Performance Monitoring

S. Borguet, O. Léonard
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 2009, 131(1): 011601.
https://doi.org/10.1115/1.2967493
Published Online: October 13, 2008
View Article titled, A Generalized Likelihood Ratio Test for Adaptive Gas Turbine Performance Monitoring
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Topics: Algorithms, Engines, Gas turbines, Kalman filters, Wear
Journal Articles

Ten Years of Experience With a Small Jet Engine as a Support for Education

O. Léonard, J. P. Thomas, S. Borguet
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 2009, 131(1): 012303.
https://doi.org/10.1115/1.2967487
Published Online: October 10, 2008
View Article titled, Ten Years of Experience With a Small Jet Engine as a Support for Education
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Topics: Compressors, Engines, Flow (Dynamics), Fuels, Jet engines, Nozzles, Pressure, Turbines, Thrust, Students
Proceedings Papers

A Way to Deal With Model-Plant Mismatch for a Reliable Diagnosis in Transient Operation

S. Borguet, P. Dewallef, O. Le´onard
Proc. ASME. GT2006, Volume 2: Aircraft Engine; Ceramics; Coal, Biomass and Alternative Fuels; Controls, Diagnostics and Instrumentation; Environmental and Regulatory Affairs, 593-602, May 8–11, 2006
Publisher: American Society of Mechanical Engineers
Paper No: GT2006-90412
https://doi.org/10.1115/GT2006-90412
View Paper titled, A Way to Deal With Model-Plant Mismatch for a Reliable Diagnosis in Transient Operation
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Topics: Transients (Dynamics), Kalman filters, Gas turbines, Errors, Turbofans
Journal Articles

A Way to Deal With Model-Plant Mismatch for a Reliable Diagnosis in Transient Operation

S. Borguet, P. Dewallef, O. Léonard
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. May 2008, 130(3): 031601.
https://doi.org/10.1115/1.2833491
Published Online: March 26, 2008
View Article titled, A Way to Deal With Model-Plant Mismatch for a Reliable Diagnosis in Transient Operation
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Topics: Engines, Transients (Dynamics), Kalman filters, Errors, Algorithms
Journal Articles

A Sensor-Fault-Tolerant Diagnosis Tool Based on a Quadratic Programming Approach

S. Borguet, O. Léonard
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. March 2008, 130(2): 021605.
https://doi.org/10.1115/1.2772637
Published Online: March 5, 2008
View Article titled, A Sensor-Fault-Tolerant Diagnosis Tool Based on a Quadratic Programming Approach
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Topics: Sensors, Engines, Kalman filters, Algorithms