A New Simultaneous Identification of the Harmonic Excitations and Nonlinear Damping of Forced Damped Nonlinear Oscillations: A Parametric Approach

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="754576.fig.001a" src="https://static.hindawi.com/articles/jam/volume-2013/754576/figures/754576.fig.001a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>Displacements: <svg height="12.7" id="M114" style="vertical-align:-3.9858pt" version="1.1" viewbox="0 0 14.8 12.7" width="14.8" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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<g transform="matrix(.012,-0,0,-.012,8.413,12.638)"><path d="M412 140l28 -9q0 -2 -35 -131h-373v23q112 112 161 170q59 70 92 127t33 115q0 63 -31 98t-86 35q-75 0 -137 -93l-22 20l57 81q55 59 135 59q69 0 118.5 -46.5t49.5 -122.5q0 -62 -29.5 -114t-102.5 -130l-141 -149h186q42 0 58.5 10.5t38.5 56.5z" id="x32"></path></g>
</svg></td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="754576.fig.001b" src="https://static.hindawi.com/articles/jam/volume-2013/754576/figures/754576.fig.001b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Velocities: <svg height="15.8625" id="M116" style="vertical-align:-3.9858pt" version="1.1" viewbox="0 0 14.8 15.8625" width="14.8" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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Journal of Applied Mathematics

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Figure 1

Figure 1: A New Simultaneous Identification of the Harmonic Excitations and Nonlinear Damping of Forced Damped Nonlinear Oscillations: A Parametric Approach 

Figure 1 | A New Simultaneous Identification of the Harmonic Excitations and Nonlinear Damping of Forced Damped Nonlinear Oscillations: A Parametric Approach 