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Keywords: fault diagnosis
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Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2024, 146(3): 031009.
Paper No: GTP-23-1254
Published Online: November 6, 2023
... downtime, and optimize power generation efficiency. Although deep learning techniques have been widely applied to fault diagnosis tasks, yielding remarkable performance, practical implementations frequently confront the obstacle of acquiring a substantial quantity of labeled data to train an effective deep...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. April 2012, 134(4): 042501.
Published Online: January 25, 2012
... 25 01 2012 25 01 2012 accelerometers acoustic emission condition monitoring fault diagnosis feature extraction gears microphones principal component analysis sensor fusion tachometers time-frequency analysis vibrations wind turbines wind turbine gearbox condition...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. March 2012, 134(3): 032901.
Published Online: December 29, 2011
... on this model, faults in multiple sensors can be isolated and identified simultaneously. Performance of the KPCA-based method is demonstrated with real NPP measurements. 23 07 2010 26 07 2010 29 12 2011 29 12 2011 fault diagnosis instruments nuclear power stations power generation...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 2012, 134(1): 011602.
Published Online: November 4, 2011
... of predefined severity fault levels exists a priori in order to construct our proposed UKF and EKF detection filters from the corresponding nonlinear models of the jet engine. Therefore, one natural direction for future research will be to develop a robust fault diagnosis scheme in which the fault severity...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. December 2011, 133(12): 121602.
Published Online: September 1, 2011
... capability of the sparse estimator. In particular, the constraints help resolve a confusion issue between high pressure compressor and variable stator vanes faults. 08 04 2011 09 04 2011 01 09 2011 01 09 2011 compressors condition monitoring electrical accidents fault diagnosis...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. November 2011, 133(11): 111701.
Published Online: May 13, 2011
... is intended to investigate the influence of measurement parameter selection toward the effectiveness of GPA algorithm. An analytical methodology for measurement selection, combined with measurement subset concept, is developed to properly select measurements for multiple component fault diagnosis...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Eng. Gas Turbines Power. October 2011, 133(10): 104502.
Published Online: May 3, 2011
... subjecting them to fault detection and isolation algorithms. 23 08 2010 15 12 2010 03 05 2011 03 05 2011 fault diagnosis gas turbines power filters recursive filters Gas turbines are widely used in aero-engines, naval vessels, and power generation. Due to their high...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. December 2010, 132(12): 121601.
Published Online: August 24, 2010
... the engine model parameters is independently verified by successful estimation of parameters by nonlinear least-squares estimation. 22 12 2009 26 03 2010 24 08 2010 24 08 2010 fault diagnosis jet engines least squares approximations parameter estimation wavelet transforms...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. August 2010, 132(8): 082502.
Published Online: May 28, 2010
... increasingly important. ball bearing rotor experiment nonlinear vibration ball bearings fault diagnosis finite element analysis nonlinear dynamical systems rotors turbomachinery vibrations 31 03 2009 05 10 2009 28 05 2010 28 05 2010 2010 American Society...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Eng. Gas Turbines Power. June 2010, 132(6): 064501.
Published Online: March 16, 2010
... solution for elimination of this fault and it is proved to be effective through practical test. 08 02 2009 10 07 2009 16 03 2010 16 03 2010 fault diagnosis machine bearings steam turbines partial arc admission partial arc steam forces fault diagnosis diagonal...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. April 2010, 132(4): 041604.
Published Online: January 27, 2010
... to small sample sizes. 25 03 2009 06 04 2009 27 01 2010 27 01 2010 aerospace engines aircraft condition monitoring costing fault diagnosis gas turbines turbines diagnostics metrics cost curves confusion matrices In the past 10 years, interest has grown...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. March 2010, 132(3): 032401.
Published Online: November 24, 2009
... and turbine behavior in deteriorated conditions close to the design corrected rotational speed can be considered acceptable. 04 07 2008 10 07 2008 24 11 2009 24 11 2009 fault diagnosis gas turbines In gas turbines, one of the major contributions to performance decrease...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. September 2009, 131(5): 051601.
Published Online: June 9, 2009
... N Δ f j n 3 s j = 1 N − 1 ∑ n = 1 N ( Δ f j n − Δ f j ¯ ) 2 17 09 2008 30 09 2008 09 06 2009 engines fault diagnosis gas turbines probability Engine health monitoring is of great...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. July 2008, 130(4): 041703.
Published Online: April 28, 2008
... of performance and its recovery by maintenance. The performance trends obtained are useful for further fault diagnosis. Figure 5 shows the comparison of selection ratio and accuracy among the algorithms of base load data selection. Here, the threshold for each algorithm was determined so that the 99th...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. October 2007, 129(4): 986–993.
Published Online: May 1, 2007
.... 26 04 2007 01 05 2007 aerospace engines fault diagnosis maintenance engineering gas turbines remaining life assessment in-flight fault detection trend monitoring on-board engine model Kalman filter Early detection of faults is an important aspect in the health...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. October 2007, 129(4): 977–985.
Published Online: January 24, 2007
.... Multiple layer perceptrons have been successfully applyied ( 19 ) to solve difficult pattern recognition problems since a back-propagation algorithm had been proposed for the training. We have chosen this network type for the fault diagnosis at both steady states and transients. To make a diagnosis...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. October 2007, 129(4): 962–969.
Published Online: January 4, 2007
... a number of faults for which in-flight accommodation is considered. fault diagnosis aerospace safety evolutionary computation jet engines aerospace simulation 09 09 2005 04 01 2007 2007 American Society of Mechanical Engineers ...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. July 2007, 129(3): 746–754.
Published Online: November 17, 2006
... aerospace engines fault diagnosis sensors piecewise linear techniques in-flight fault detection on-board engine model Kalman filter flight safety In-flight diagnostics of aircraft gas turbine engines is a critical task for the improvement of aviation safety. The capability to detect...