1-19 of 19
Keywords: parameter estimation
Close
Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. December 2010, 132(12): 121601.
Published Online: August 24, 2010
... bound of the Cramer–Rao inequality ( 38 ): 3 cov   Θ ̂ ≥ Ω θ − 1 where cov   Θ ̂ denotes the covariance matrix of the parameter estimate Θ ̂ . The rationale for using the Fisher information matrix is that the more identifiable the parameters by the outputs...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. April 2010, 132(4): 042501.
Published Online: January 22, 2010
... amplitudes to avoid large nonlinear effects. 22 03 2009 29 03 2009 22 01 2010 22 01 2010 damping machine bearings parameter estimation rotors Squeeze film dampers provide structural isolation, reduce imbalance response amplitude levels in rotating machinery...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. May 2008, 130(3): 032503.
Published Online: April 3, 2008
... for the Measurement of Blade0root Damping ,” ASME Paper No. GT-2006-90774. 20 06 2007 07 10 2007 03 04 2008 damping elastic constants Hilbert transforms parameter estimation shock absorbers vibrations Traditional rotor-bearing systems use oil based bearing support dampers...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. April 2007, 129(2): 503–510.
Published Online: August 1, 2006
... magnetic bearing is shown in Fig. 7 . Reluctance network model 13 06 2006 01 08 2006 magnetic forces magnetic bearings parameter estimation magnetic flux magnetic variables measurement damping elastic constants testing One of the most attractive features...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. October 2006, 128(4): 789–795.
Published Online: September 28, 2005
... difference in fleet engines may be significantly important when analyzing the performance degradation for an individual engine. Therefore, accurate performance simulation for individual engines is highly demanded. gas turbines engines compressors parameter estimation shafts bar charts...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. April 2005, 127(2): 323–328.
Published Online: April 15, 2005
... estimation errors averaged over 30 simulations where each simulation had a linear-plus-exponential degradation of all eight health parameters. The numbers show the error between the estimated and actual degradation as percentages of the degradation at the final time. Health parameter Estimation error...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. January 2005, 127(1): 49–56.
Published Online: February 9, 2005
..., final revision, March 2003. Associate Editor: H. R. Simmons. 16 June 2003 01 October 2002 01 March 2003 09 02 2005 gas turbines condition monitoring fault diagnosis parameter estimation nonlinear estimation Methods for diagnosing faults in the components of gas...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. July 2004, 126(3): 604–609.
Published Online: August 11, 2004
... 01 Mar 2002 11 08 2004 rotors modal analysis parameter estimation calibration vibration measurement Balancing of flexible rotors has acquired the attention of many researchers since the days of Thearle 1 . The main balancing techniques are the influence coefficient method...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. April 2004, 126(2): 416–421.
Published Online: June 7, 2004
... balancing was given Parkinson 8 and this work has been brought up to date by Foiles et al. 9 . The wider field of fault diagnosis has been reviewed by Edwards et al. 10 . turbogenerators vibration measurement parameter estimation state estimation machine bearings 03 June 2002 01...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. April 2004, 126(2): 391–400.
Published Online: June 7, 2004
.... Benvenuti. 03 June 2002 01 Dec 2001 01 Mar 2002 07 06 2004 fatigue cracks crystals superalloys nickel stress effects slip crystallographic shear parameter estimation X-ray crystallography crystal structure High cycle fatigue (HCF) is one of the major causes...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. January 2007, 129(1): 205–212.
Published Online: March 1, 2003
... parameter estimation supports Experimental identification of fluid film bearing parameters is essential for adequate interpretation of rotating machinery performance and necessary to validate predictions from computational fluid film bearing models. Parameter identification in the field...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. January 2007, 129(1): 213–219.
Published Online: March 1, 2003
... 2002 01 03 2003 machine bearings rotors supports dynamic response hydrodynamics damping parameter estimation The identification of bearing parameters is traditionally confined to laboratory environments, which rarely present the same operating characteristics as in actual...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. January 2003, 125(1): 184–192.
Published Online: December 27, 2002
.... 01 Nov 2000 01 May 2002 27 12 2002 vibrations modal analysis parameter estimation gas turbines rotors bending numerical analysis The evaluation of the vibration behavior of gas turbine installations where the rotor support structure or casing has natural frequencies...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. October 2002, 124(4): 1018–1024.
Published Online: September 24, 2002
... engines sliding friction damping mechanical contact mechanical testing parameter estimation modelling The present paper deals with a six-vanes segment of a low-pressure stage of an aircraft engine ( 1 ). As shown in Fig. 1 the vanes are grouped in segments and they are connected...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. July 2002, 124(3): 636–644.
Published Online: June 19, 2002
...-centres internal combustion engines testing combustion emission pressure imaging parameter estimation Heavy-duty turbocharged aftercooled (HDTCA) engines met EURO III emission regulations in 1999 incorporating the following technologies ( 1 2 3 ): • Four valve cylinder head...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. April 2001, 123(2): 388–394.
Published Online: June 9, 2000
... modelling parameter estimation probability perturbation theory The high sensitivity of both the free and forced responses of bladed disks to mistuning, i.e., to the existence of small blade-to-blade differences in their structural properties that arise for example during the manufacturing process...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. April 2001, 123(2): 404–411.
Published Online: June 9, 1999
... received by the ASME Headquarters June 9, 1999. Editor: H. D. Nelson. 04 May 1999 09 June 1999 rotors turbines vibrations vibrational modes modal analysis identification parameter estimation frequency response elasticity mass In regards to the maximum likelihood (ML...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. April 2001, 123(2): 395–403.
Published Online: June 9, 1999
... vibrations vibrational modes modal analysis identification parameter estimation frequency response elasticity mass A large number of investigations have focused, in the last thirty years, on the assessment of the effects of mistuning, i.e., small blade-to-blade variations of their mechanical...