Robust bearing performance degradation assessment method based on improved wavelet packet–support vector data description

Y Pan, J Chen, L Guo - Mechanical Systems and Signal Processing, 2009 - Elsevier
Bearing performance degradation assessment is one of the most important techniques in
proactive maintenance aiming to realize equipment's near-zero downtime and maximum …

Spectral entropy: A complementary index for rolling element bearing performance degradation assessment

YN Pan, J Chen, XL Li - Proceedings of the Institution of …, 2009 - journals.sagepub.com
Performance degradation assessment has been proposed to realize equipment's near-zero
downtime and maximum productivity. Exploring effective indices is crucial for it. In this study …

Application of improved morphological filter to the extraction of impulsive attenuation signals

J Wang, G Xu, Q Zhang, L Liang - Mechanical Systems and Signal …, 2009 - Elsevier
Rotating machinery response is often characterized by the presence of periodic impulses
modulated by high-frequency harmonic components. It can be defined with three …

A hybrid model for bearing performance degradation assessment based on support vector data description and fuzzy c-means

YN Pan, J Chen, GM Dong - Proceedings of the Institution of …, 2009 - journals.sagepub.com
Bearing performance degradation assessment is more effective than fault diagnosis to
realize condition-based maintenance. In this article, a hybrid model is proposed for it based …

Informatics platform for designing and deploying e-manufacturing systems

J Lee, L Liao, E Lapira, J Ni, L Li - Collaborative Design and Planning for …, 2009 - Springer
Abstract e-Manufacturing is a transformation system that enables manufacturing operations
to achieve near-zero-downtime performance, as well as to synchronise with the business …

[PDF][PDF] Measurement of behavioral uncertainties in mechanical vibration systems: a symbolic dynamics approach

S Gupta, D Singh, A Srivastav, A Ray - … Vibrations: Measurement, Effects …, 2009 - me.psu.edu
Maturity of engineering and scientific theories in recent decades has facilitated creation of
advanced technology of human-engineered complex (eg, electro-mechanical …

Bearing fault diagnosis using singular value decomposition and hidden Markov modeling

D Wang, Q Miao, R Sun… - … and Information in …, 2009 - asmedigitalcollection.asme.org
Condition monitoring and fault diagnosis of bearings are of practical significance in industry.
In order to get a feature containing different fault signatures, this paper uses Wavelet …

Pattern recognition of chatter gestation based on SVM—HMM method

Q Shao, C Shao, G LiNa - 2009 IEEE International Conference …, 2009 - ieeexplore.ieee.org
To distinguish chatter gestation, a new method of chatter gestation based on HMM-SVM
method is proposed for dynamic patterns of chatter gestation in cutting process. At first, FFT …

Automatic condition monitoring and early fault detection of gearbox

D Wang, Q Miao, C Wang… - … and information in …, 2009 - asmedigitalcollection.asme.org
Condition based maintenance (CBM) improves decision-making performances for a
maintenance program through machinery condition monitoring. Therefore, it is a key step to …