... ,” Proceedings of COMADEM: Condition Monitoring and Diagnostic Engineering Management , 9-11 June 2009, San Sebastian, Spain. Ho , D. , and Randall , R. B. , 2000 , “ Optimization of Bearing Diagnostic Techniques Using Simulated and Actual Bearing Fault Signals ,” Mech. Syst. Signal Process...

... 28 04 2010 28 04 2010 acoustic emission acoustic emission testing active noise control machine bearings statistics acoustic emission condition monitoring denoising DWT SANC spectral subtraction rolling bearing Acoustic emission (AE) results from the release...

... mode shapes are that they tend to be sensitive to measurement error and noise ( 3 ), and they require a larger number of sensors. condition monitoring feedback flaw detection maintenance engineering structural acoustics vibrations 07 12 2007 24 06 2008 15 03 2010 15...

...Yongyong He; Xinming Zhang; Michael I. Friswell Rolling element bearings are very common components in rotating machinery. Hence, condition monitoring and the detection of defects are very important for the normal and safe running of these machines. Vibration based techniques are well established...

... of a simply supported beam is presented as an example problem. 02 11 2007 07 11 2008 14 07 2009 calibration condition monitoring cracks statistical analysis structural engineering singularity detection wavelet analysis false alarm signal to noise ratio open crack...

... – 857 . Wauer , J. , 1990 , “ Dynamics of Cracked Rotors: Literature Survey ,” Appl. Mech. Rev. 0003-6900 , 43 , pp. 13 – 17 . Sekhar , A. , and Prabhu , B. , 1998 , “ Condition Monitoring of Cracked Rotors Through Transient Response ,” Mech. Mach. Theory 0094-114X...

...Markus A. Timusk; Michael G. Lipsett; Jordan McBain; Chris K. Mechefske Transient operation of machinery can greatly complicate the task of vibration-based online condition monitoring. Because the operating mode of a machine affects the physical response and hence the diagnostic parameters, real...

... of the estimated modal parameters. 23 01 2008 10 12 2008 22 04 2009 building condition monitoring eigenvalues and eigenfunctions finite element analysis modal analysis steel stochastic processes structural engineering vibrations spatial structure finite element method field...

... to maximize the efficiency of damage detection. From this combined analysis we may also identify the individual sensors that are most influenced by structural damage. 14 05 2008 12 09 2008 17 02 2009 autoregressive processes condition monitoring structural engineering computing...

... possible to improve fault diagnosis accuracy to reduce downtime of machineries. fault diagnosis genetic algorithm integration diagnosis rotating machinery artificial immune systems condition monitoring electric machines fault diagnosis genetic algorithms neural nets reliability...

... comparative results between AE and vibration diagnosis. 23 10 2007 30 04 2008 15 07 2008 acoustic emission condition monitoring cracks rolling bearings vibrations Slow speed rotating machines are the mainstay of several industrial applications worldwide. They can be found...

... is compared to the wavelet transform scheme with the aim of showing advantages and weak points of both methods. 08 01 2007 07 11 2007 03 04 2008 bending strength condition monitoring fatigue cracks fault diagnosis fractals gears time series vibrations gear fault detection...

... and correlation coefficient for each IMF extracted from a Type 6220 ball bearing Envelope spectrum of the first IMF for Type 6220 ball bearing An EMD-based vibration signal processing and feature extraction technique has been developed for the condition monitoring and health diagnosis of rotary...

.... , 2006 , “ Development of Acoustic Emission Technology for Condition Monitoring and Diagnosis of Rotating Machines: Bearings, Pumps, Gearboxes, Engines and Rotating Structures ,” Shock Vib. Dig. 0583-1024 10.1177/0583102405059054 , 38 ( 1 ), pp. 3 – 16 . Dowson , D. , and Higginson , G...

... alone, determine the optimal monitoring frequency ranges. 03 04 2006 26 07 2007 condition monitoring electromechanical effects fibre reinforced composites flaw detection piezoceramics piezoelectric transducers structural engineering The ability of piezoelectric materials...

.... Experimental results based on the proposed approaches show that very small amounts of added mass at different locations along the beam can be accurately identified. 2 30 07 2006 09 07 2007 beams (structures) chaos condition monitoring feedback flaw detection intelligent structures...

... 18 04 2006 23 03 2007 condition monitoring machine testing fault diagnosis acoustic measurement time-frequency analysis acoustic signal processing signal analysis time-frequency distribution synchronous average periodic impulse train impulsive oscillation high-frequency...

.... L. , 2004 , “ Application of the Wavelet Transform in Machine Condition Monitoring and Fault Diagnostics: A Review with Bibliography ,” Mech. Syst. Signal Process. 0888-3270 10.1016/S0888-3270(03)00075-X , 18 ( 2 ), pp. 199 – 221 . Sun , Q. , and Tang , Y. , 2002...

... characteristics of said excitation if improved damage detection is desired. In addition, the implied existence of a globally optimum excitation (in the sense of improved damage assessment) for the model system is explored. 29 11 2006 14 03 2007 condition monitoring evolutionary computation...

... 19 02 2007 surface acoustic waves piezoelectric transducers condition monitoring Fourier transforms crack detection modal analysis ultrasonic imaging phased array radar structural health monitoring SHM Lamb waves piezoelectric wafer active sensor PWAS tuning sensors phased...