... 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...

... 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, is upgraded...

... 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...

...-frequency analysis acoustic signal processing 18 04 2006 23 03 2007 2007 American Society of Mechanical Engineers ...

... control acoustic signal processing audio signal processing headphones sound reproduction closed loop systems transfer functions reverberation hearing earphones Three-dimensional (3D) audio has emerged as a new technology to create spatial sound field for a great variety of applications...

.... 1053-5888 10.1109/79.91217 , 8 ( 2 ), pp. 14 – 36 . 20 03 2004 23 02 2005 acoustic holography acoustic signal processing acoustic field acoustic intensity source separation near field acoustic holography the cyclic spectrum density partial source decomposition...

... the preliminary scheme of the GA procedure (dashed line: uncompensated; solid line: compensated using the GA design) loudspeakers genetic algorithms acoustic radiators array signal processing acoustic signal processing Figure 1 shows a linear speaker array and its signal processing unit...

... wavelet transforms acoustic signal processing machine bearings maximum likelihood estimation signal processing Gaussian noise vibrations Early fault detection in machines can save millions of dollars on emergency maintenance and production loss costs. Gearboxes and roller bearings...

.... 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...

... to the cepstrum analysis. With this procedure, a correct distribution of the excitations can be obtained. An example of application to the condition monitoring of rotor machinery is also presented. cepstral analysis condition monitoring acoustic signal processing vibrations electric machines 01...

... that the system achieved 17.2 dB maximal attenuation in the frequency band 300∼600 Hz. Physical insights and design considerations in implementation phase are also discussed in the paper. feedforward acoustic wave absorption active noise control acoustic signal processing FIR filters IIR filters...