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Exact global coefficient matrices for the combined modal frequencies, the modal shape and for the discrete sub-system have been derived.
Based on the model, the position-dependent dynamics of an example ballscrew drive was analyzed, by using the frequencies distribution, the modal shape, and especially the sensitivity of the frequency response functions with respect to the table position.
To apply the mode superposition method for the train bridge system, the modal shape and the modal frequency of the vehicle shall be firstly obtained based on the eigenvalue analysis coded in the commercial software package.
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The results reveal the relationship between the resonant modal shapes and the increase of the power output.
By using modal analysis and interval calculus, we investigate the method of computing upper and lower bounds of paramenters such as, natural frequencies, modal shapes, and FRFs.
The eigenvalues, modal shapes and response of constrained plates, loaded by vibrating single degree of freedom machinery, are derived.
An algorithm is presented to construct a proportional flexibility matrix (PFM) from a set of arbitrarily scaled tested modal shapes and modal frequencies.
Dispersion curves, modal shapes, and natural frequencies are presented for layered plates made of orthotropic elastic (graphite epoxy), transversely isotropic PZT-5A, piezoelectric BaTiO3 and magnetostrictive CoFe2O4 materials.
Secondly, the pile is schematised as a Winkler's beam subjected to equivalent static forces defined according to soil vibration modal shapes and amplitude.
The importance of the inherent collocation in the self-sensing configuration during control design is discussed analysing modal shapes and sensor/actuator transfer functions.
Some compound multifrequency ultrasonic transducers are designed and simulated by finite element method (ANSYS), and modal shapes and harmonic response are analyzed.
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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com