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Keywords: beams (structures)
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Journal Articles
Article Type: Research Papers
J. Vib. Acoust. April 2012, 134(2): 021017.
Published Online: January 26, 2012
... the active/dominant modes of the system shown via a numerical example. 18 12 2009 07 04 2010 26 01 2012 26 01 2012 beams (structures) damping eigenvalues and eigenfunctions modal analysis vibrations Output-only modal analysis has gained popularity over recent years...
Journal Articles
Article Type: Research Papers
J. Vib. Acoust. April 2012, 134(2): 021015.
Published Online: January 26, 2012
... 2012 beams (structures) damping robust control stability structural acoustics vibration control It is a well known fact that all flexible structures are subjected to change in system parameters with the passage of time due to change in operating conditions and environmental factors...
Journal Articles
Article Type: Research Papers
J. Vib. Acoust. April 2012, 134(2): 021004.
Published Online: January 13, 2012
.... By contrast, the CSLDV test required only five strikes with the hammer, yet it returned the mode shapes at 89 points, almost seven times as many points. beams (structures) Doppler measurement impact (mechanical) least squares approximations measurement by laser beam motion measurement vibration...
Journal Articles
Article Type: Research Papers
J. Vib. Acoust. April 2012, 134(2): 021002.
Published Online: January 13, 2012
... 13 01 2012 13 01 2012 beams (structures) differential algebraic equations linear synchronous motors motion control multidimensional systems nonlinear systems periodic control piezoelectric actuators servomechanisms structural acoustics vibration control vibrations...
Journal Articles
Article Type: Research Papers
J. Vib. Acoust. February 2012, 134(1): 011009.
Published Online: December 28, 2011
... such as bridges and buildings. 04 10 2010 09 05 2011 24 05 2011 28 12 2011 28 12 2011 aeroacoustics aerodynamics beams (structures) dynamic response energy harvesting piezoelectricity structural acoustics vibrations wind power wireless sensor networks Table 1...
Journal Articles
Article Type: Research Papers
J. Vib. Acoust. February 2012, 134(1): 011008.
Published Online: December 28, 2011
... resonance, 1.45 × 10 −2 in the first principal parametric resonance, and 2.6 × 10 −3 in the second principal parametric resonance. The numerical calculations demonstrate that the results are in good agreement. 25 08 2010 15 03 2011 28 12 2011 28 12 2011 acceleration beams...
Journal Articles
Article Type: Research Papers
J. Vib. Acoust. February 2012, 134(1): 011001.
Published Online: December 22, 2011
... not be neglected for an accurate analysis of a thick curved beam with a large curvature parameter. 17 08 2010 12 05 2011 22 12 2011 22 12 2011 acoustic wave propagation beams (structures) Coriolis force dispersion relations elastic waves elasticity frequency response shear...
Journal Articles
Article Type: Research Papers
J. Vib. Acoust. February 2012, 134(1): 011005.
Published Online: December 22, 2011
... University of Engineering, Science and Technology Nawabshah, Sindh-Pakistan, for its financial support of his research at the Delft University of Technology. 22 02 2011 17 07 2011 22 12 2011 22 12 2011 beams (structures) damping initial value problems perturbation...
Journal Articles
Article Type: Research Papers
J. Vib. Acoust. December 2011, 133(6): 061013.
Published Online: November 28, 2011
... 2011 28 11 2011 beams (structures) damping differential equations digital control eigenvalues and eigenfunctions finite element analysis flexible structures polymers structural acoustics tensile strength vibration control Research has been intensifying over the past two...
Journal Articles
Article Type: Research Papers
J. Vib. Acoust. December 2011, 133(6): 061019.
Published Online: November 28, 2011
... lead to failure of the device. It is noted also that, for some PCB designs, the response of the microstructure can be amplified significantly causing early dynamic pull-in and hence possibly failure of the device. 13 04 2010 18 09 2011 28 11 2011 28 11 2011 beams (structures...
Journal Articles
Article Type: Research Papers
J. Vib. Acoust. October 2011, 133(5): 051008.
Published Online: September 20, 2011
... of the dimpled beam on a modal basis and clearly shows the reduction in radiation efficiency quantitatively. 24 05 2010 23 12 2010 31 08 2011 20 09 2011 beams (structures) finite element analysis optimisation vibrations A structure that radiates minimal acoustic energy...
Journal Articles
Article Type: Research Papers
J. Vib. Acoust. October 2011, 133(5): 051004.
Published Online: July 26, 2011
... identified and then the severity of the damage can be estimated through harmonic probing. 04 02 2010 20 01 2011 26 07 2011 26 07 2011 beams (structures) cantilevers crack detection elastic constants frequency response nonlinear acoustics polynomials structural acoustics...
Journal Articles
Article Type: Research Papers
J. Vib. Acoust. October 2011, 133(5): 051006.
Published Online: July 26, 2011
... or the number of material properties involved is less, NE-MCS analysis of order less than 3 may itself converge to the direct MCS solution (Fig. 6a ), which further reduces the computational time (Fig. 5 ). acoustic wave propagation algebra beams (structures) composite materials frequency response...
Journal Articles
Article Type: Research Papers
J. Vib. Acoust. August 2011, 133(4): 041012.
Published Online: April 11, 2011
... sandwich beams (structures) dynamic testing frequency response laminates optimisation sandwich structures steel structural acoustics vibrations viscoelasticity 16 02 2010 08 11 2010 11 04 2011 11 04 2011 Figures 6a 6b compare the shear modulus and loss factor...
Journal Articles
Article Type: Research Papers
J. Vib. Acoust. August 2011, 133(4): 041010.
Published Online: April 8, 2011
... ≤ L should be a linear function of x . 09 12 2009 06 12 2010 08 04 2011 08 04 2011 beams (structures) cantilevers energy harvesting piezoelectric devices piezoelectricity vibrations energy harvesting piezoelectric aspect ratio distributed tip mass...
Journal Articles
Article Type: Research Papers
J. Vib. Acoust. August 2011, 133(4): 041005.
Published Online: April 7, 2011
... 2009 08 12 2010 07 04 2011 07 04 2011 beams (structures) displacement measurement elastic moduli vibrations axially prestressed elastic foundation concentrated masses rotatory inertia dynamic response This paper assesses a fundamental engineering problem...
Journal Articles
Article Type: Research Papers
J. Vib. Acoust. August 2011, 133(4): 041003.
Published Online: April 6, 2011
... beams (structures) bending cantilevers damping eigenvalues and eigenfunctions sensitivity analysis structural acoustics time-domain analysis rotating beam torsional and bending vibrations Hamilton’s principle parameter sensitivity analysis complex eigenvalues The study...
Journal Articles
Article Type: Research Papers
J. Vib. Acoust. June 2011, 133(3): 031013.
Published Online: March 31, 2011
... resonances on multiple supports were investigated, as well as excitation frequency-frequency response curves drawn for different support numbers ( 22 ). axially moving beam vibration multiple support perturbation methods beams (structures) structural acoustics vibrations 11 11...
Journal Articles
Article Type: Research Papers
J. Vib. Acoust. June 2011, 133(3): 031014.
Published Online: March 31, 2011
... minimum stiffness optimum position beams (structures) elasticity structural acoustics supports vibrations 11 01 2010 27 07 2010 31 03 2011 31 03 2011 Comparing, respectively, the corresponding terms in Eq. 24 with those in Eq. 19 reveals that the expressions...
Journal Articles
Article Type: Research Papers
J. Vib. Acoust. April 2011, 133(2): 021006.
Published Online: March 3, 2011
.... , Teukolsky , S. A. , and Vettering , W. T. , 1986 , Numerical Recipes , Cambridge University Press , Cambridge, UK . Senba , A. , and Furuya , H. , 2008 , “ Self-Identification Experiments Using Variable Inertia Systems for Flexible Beam Structures ,” ASME J. Vibr. Acoust. 0739...