... 05 2010 20 08 2010 20 08 2010 finite element analysis flaw detection least squares approximations structural acoustics vibrations damage identification frame structures model updating nonlinear least-squares problem trust-region method Finite element model...

... 2008 15 03 2010 15 03 2010 condition monitoring feedback flaw detection maintenance engineering structural acoustics vibrations Structural health monitoring that is reliable and efficient is very important for cost effective maintenance of large structures such as space...

... cracks engines finite element analysis flaw detection nonlinear equations rotors turbines vibrations In the typical design of each stage (bladed disk) of a turbine engine rotor, all blades are intended to be identical. Thus, for the nominal design, the vibration analysis can be greatly...

... for near field damage than the test statistic of the large MFC. The large MFC did a better job of identifying far field damage. condition monitoring electromechanical effects fibre reinforced composites flaw detection piezoceramics piezoelectric transducers structural engineering...

.... Experimental results based on the proposed approaches show that very small amounts of added mass at different locations along the beam can be accurately identified. 2 30 07 2006 09 07 2007 beams (structures) chaos condition monitoring feedback flaw detection intelligent structures...

.... Data are collected using an optical strain sensing system. For this experiment we are able to reliably detect the presence of a loosened bolt. 28 07 2006 03 10 2006 vibrations assembling joining processes flaw detection surrogate data bolted joint ambient vibration...

...: A practical guide with S-PLUS and R examples , Springer-Verlag , New York. 09 06 2004 31 01 2005 regression analysis Gaussian processes vibrations fatigue flaw detection The prediction of fatigue life under random loading is usually based on Palmgren-Miner’s rule combined...

... York. flaw detection ultrasonic materials testing rolling bearings structural acoustics wavelet transforms vibrations condition monitoring entropy resonance Recently, researchers have begun to draw their attention to the time-frequency distribution and wavelet transform...

..., 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 ...

... January 2003. Associate Editor: M. I. Friswell. 01 April 2002 01 January 2003 18 06 2003 machine bearings stochastic processes vibrations flaw detection Most frequent faults in rolling element bearings include defects such as cracks, pits and spalls on the inner race...

... 01 July 2000 neural nets pattern recognition flaw detection vibrations structural engineering computing Neural nets have been used to interpret a variety of digital signals. For example, they were used to predict the existence and extent of damage in structures such as three...