...Bovic Kilundu; Xavier Chiementin; Pierre Dehombreux In this work, singular spectrum analysis is employed to process vibration signals resulting from rolling bearings. A monitoring indicator is defined from the fact that the structure of a signal recorded from a bearing becomes more complex when...

... classification accuracy of 97% was obtained over a range of rotating speeds. 08 07 2010 30 10 2010 09 09 2011 09 09 2011 fault diagnosis feature extraction materials testing neural nets pattern classification rolling bearings vibrations Thus, using mutual information...

.... The stochastic model proposed in this paper tracks the source of the background noise to the contact of rough metallic surfaces, which is discussed in detail in the next section. Definition of defect ratio in the rolling bearings It is known that the load distribution over rolling elements...

... and can cause premature failure. For these reasons, the dynamic behavior of gears is essential to the proper design of geared systems. finite element analysis frequency-domain analysis gears mechanical contact rolling bearings shafts vibrations 01 01 2010 27 09 2010 06 04...

...Shumin Hou; Yourong Li; Zhigang Wang; Ming Liang The resonance demodulation technique has been widely used to detect rolling bearing faults based on the signal acquired by piezoelectric accelerometers. However, this method is ineffective in extremely low speed applications due to the instrument...

... weighted K nearest neighbor combination rolling element bearing fault diagnosis fault diagnosis feature extraction rolling bearings vibrations 31 10 2008 28 08 2009 20 11 2009 2009 American Society of Mechanical Engineers ...

... , “ Estimate of the Fatigue Condition on Rolling Bearing by AE ,” Proceedings of the 8th International AE Symposium , Tokyo, Japan, Oct. 21–14, Vol. 14 , pp. 446 – 453 . Tan , C. C. , 1990 , “ Application of Acoustic Emission to the Detection of Bearing Failures ,” International Tribology...

...Khalid F. Al-Raheem; Asok Roy, Ph.D.; K. P. Ramachandran, Ph.D.; D. K. Harrison; Steven Grainger, Ph.D. A new technique for an automated detection and diagnosis of rolling bearing faults is presented. The time-domain vibration signals of rolling bearings with different fault conditions...

... Experimental Study on the Use of Acoustic Emission and Vibration Analysis for Bearing Defect Identification and Estimation of Defect Size , Elsevier Science , New York . Miettinen , J. , and Pataniitty , P. , 1999 , “ Acoustic Emission in Monitoring Extremely Slowly Rotating Rolling Bearing...

... extraction filtering theory fuzzy neural nets genetic algorithms Hilbert transforms inference mechanisms locomotives mechanical engineering computing pattern classification rolling bearings statistical analysis time-frequency analysis vibrations hybrid intelligent method salient features...

...Ruqiang Yan; Robert X. Gao This paper presents a signal decomposition and feature extraction technique for the health diagnosis of rotary machines, based on the empirical mode decomposition. Vibration signal measured from a defective rolling bearing is decomposed into a number of intrinsic mode...

... balancing position. Numerical results indicate that the ball-rod-spring balancer may possess a larger stable region of the perfect balancing position compared to the traditional fixed-orbit balancer. 14 11 2005 16 04 2007 ball bearings rolling bearings disc drives optical disc storage...

... sizes on outer rings and inner rings of ball bearings. 07 09 2006 19 03 2007 fatigue condition monitoring ball bearings rolling bearings wavelet transforms vibrations crack detection demodulation wavelet mechanical shock response modal analysis vibratory analysis...

.... flaw detection ultrasonic materials testing rolling bearings structural acoustics wavelet transforms vibrations condition monitoring entropy resonance 01 October 2002 01 June 2004 21 12 2004 Contributed by the Technical Committee on Vibration and Sound for publication...

..., Grant No. ECS-9906218. vibrations structural acoustics fault diagnosis flaw detection induction motors hidden Markov models feature extraction rolling bearings 10 05 2002 23 09 2004 2005 American Society of Mechanical Engineers ...