... the patterns hidden in multidimensional vibration signals [( 16 17 18 19 )]. Independent component analysis (ICA) phase space reconstruction (PSR) vibration phase space feature machine health diagnosis acoustic signal processing automotive components feature extraction gears...

... 28 12 2011 acoustic signal processing autoregressive processes cracks deformation gears vibrations A gearbox is one of the most important mechanisms used for motion and power transmission in industrial machinery. Gear condition monitoring is an important aspect of engineering...

... 04 10 2011 04 10 2011 acoustic noise acoustic signal processing propellers ships structural acoustics A ship’s radiated acoustic signature is known after an acoustic range measurement. However, it continually evolves and changes. Machinery becomes out-of-balance, degrades...

... than the rms value, a traditional vibratory indicator. 06 05 2010 26 03 2011 31 08 2011 20 09 2011 acoustic signal processing rolling bearings vibrations Rolling bearing degradation can be very detrimental in some situations. Its progressive character raises...

... signal processing assembling diesel engines dynamic testing fault diagnosis vibrations 2010 American Society of Mechanical Engineers ...

... effective than its original scalogram for the characteristic analysis of the rubbing AE. 07 10 2007 19 05 2008 22 10 2008 abrasion acoustic emission acoustic signal processing elastic waves rotors structural acoustics time-frequency analysis vibrations modal acoustic...

... 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...

... the proposed system in terms of various subjective performance indices. The experimental results revealed that the 3D headset is capable of delivering superior rendering quality of localization and spaciousness, with the aid of the ANC module. feedback active noise control acoustic signal processing...

... be very poor sometimes. near field acoustic holography the cyclic spectrum density partial source decomposition principal component analysis acoustic holography acoustic signal processing acoustic field acoustic intensity source separation 20 03 2004 23 02 2005...

..., Englewood Cliffs, NJ. loudspeakers genetic algorithms acoustic radiators array signal processing acoustic signal processing This paper focuses on the development of a panel speaker array with omnidirectional radiation pattern. This array serves as a projection screen of an audio and video...

... to these parts usually causes the vibration level of the system to increase. Engineers and researchers have been searching for effective methods for early detection of minor damage to these essential parts. wavelet transforms acoustic signal processing machine bearings maximum likelihood estimation...

.... 01 Sept 2000 01 Sept 2002 01 04 2003 time-frequency analysis wavelet transforms nonlinear dynamical systems acoustic signal processing structural acoustics The dynamic behavior of a nonlinear system generally varies with the instantaneous response. In our previous paper...

... time-frequency analysis wavelet transforms nonlinear dynamical systems acoustic signal processing structural acoustics The identification of nonlinear systems has received considerable attention in recent years because most real structures exhibit some degree of nonlinearity. Various...

... signal processing controllers recursive filters Active control for noise in ducts has provoked much interest in the area of active noise control (ANC) over the past decades 1 2 3 4 . In ANC applications to date, feedforward control has been widely used whenever a nonacoustical reference can...

... . Manuscript received May 2000; revised March 2002. Associate Editor: J. H. Ginsberg. 01 May 2000 01 March 2002 20 09 2002 underwater sound cavitation nonlinear acoustics vibrations acoustic signal processing random processes acoustic pulses The cavitation process...

... state feedback acoustic resonance optimisation iterative methods least squares approximations Fourier transforms acoustic signal processing During the previous decade there has been a substantial and consistent focus on the problem of active noise cancellation (ANC) in acoustic enclosures...

... signal processing Sound radiation from a vibrating structure is an important problem encountered in numerous engineering applications such as sound transmission in aircraft fuselage panels. It is well known that traditional passive noise techniques are, in general, not very efficient at low...

... AND ACOUSTICS . Manuscript received July 2000; revised January 2001. Associate Editor: M. I. Friswell. 01 July 2000 01 January 2001 cepstral analysis condition monitoring acoustic signal processing vibrations electric machines In today’s power industries, vibration signal...

... . Manuscript received July 1999; revised Oct. 2000. Associate Editor: R. L. Clark. 01 July 1999 01 Oct 2000 feedforward acoustic wave absorption active noise control acoustic signal processing FIR filters IIR filters Active noise control (ANC) techniques have attracted much...