Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Ming J"'
Publikováno v:
Journal of Sound and Vibration. 420:129-141
Crack detection in beams and beam-like structures is an important issue in industry and has attracted numerous investigations. A local crack leads to global system dynamics changes and produce non-linear vibration responses. Many researchers have stu
Publikováno v:
2018 International Conference on Sensing,Diagnostics, Prognostics, and Control (SDPC).
Tooth pitting is a common failure mode of a gearbox. Many researchers investigated dynamic properties of a gearbox with localized pitting fault on a single gear tooth or pitting propagation to neighboring teeth. The dynamic properties of a gearbox wi
Publikováno v:
SMC
In this paper, a nonlinear dynamic model is developed considering backlash, time-varying mesh stiffness (TVMS), and sliding friction. Friction is firstly introduced to a spur gear pair nonlinear dynamic model under random load. Transient characterist
Publikováno v:
IEEE Transactions on Reliability. 60:21-32
With regard to the AMFM characteristics, and especially the cyclostationarity of gear vibrations, cyclic spectral analysis is used to extract the modulation features of gearbox vibration signals to detect and assess localized gear damage. The explici
Publikováno v:
Key Engineering Materials. :621-626
The cyclic autocorrelation function is used with regard to the cyclostationarity of gear vibrations in order to extract the modulation features of gearbox vibration signals, and to detect localized gear damage. The properties of the amplitude and fre
Publikováno v:
Acta Mechanica. 206:193-205
The performance of smart structures depends on the dynamic electromechanical behavior of piezoelectric actuators and the bonding condition along the interface, which connects the actuators and the host structures. This paper provides a theoretical st
Autor:
Zhipeng Feng, Ming J. Zuo
Publikováno v:
Proceedings of the IEEE 2012 Prognostics and System Health Management Conference (PHM-2012 Beijing).
With regards to the cyclostationarity of gear vibration, cyclic spectral analysis is used to extract the modulation features of gearbox vibration signals, so as to detect and locate localized gear damage. The cyclic spectral density of amplitude modu
Publikováno v:
2010 Prognostics and System Health Management Conference.
Gear vibration signals can be modeled as amplitude modulation and frequency modulation (AMFM) processes, and have cyclostationarity, so cyclic spectral analysis is used to extract the modulation features of gearbox vibration signals, and to detect an
Publikováno v:
2009 16th International Conference on Industrial Engineering and Engineering Management.
With regards to the cyclostationarity of gear vibration, a novel indicator based on cyclic spectral analysis is proposed to assess localized gear damage. The cyclic spectral density of amplitude modulation and frequency modulation signals is deduced,
Publikováno v:
2009 8th International Conference on Reliability, Maintainability and Safety.
Gear vibration signals are mainly due to the gear rotating, gear pair meshing and their coupling effects, and are usually modeled as amplitude modulation and frequency modulation (AMFM) processes. The modulation feature of vibration signals is relate