Electromechanical Model of Coupling Spring Piezoelectric Oscillator with Loading

<div>Comparison of theoretical (·) and experimental results <svg height="11.5564pt" id="M152" style="vertical-align:-2.26807pt" version="1.1" viewbox="-0.0498162 -9.28833 13.5659 11.5564" width="13.5659pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M300 -147C201 -63 143 98 143 270S200 602 300 686L282 710C136 610 70 450 70 271V270C70 89 136 -72 282 -170L300 -147Z"></path></g><g transform="matrix(.013,0,0,-0.013,4.498,0)"><path d="M295 534L291 558C277 573 202 603 180 597L75 72L120 51L295 534Z"></path></g><g transform="matrix(.013,0,0,-0.013,8.918,0)"><path d="M275 270C275 450 212 609 64 710L45 686C145 604 203 442 203 270S147 -63 45 -147L64 -170C213 -68 275 89 275 270Z"></path></g></svg> of the amplitude (a) of the structural vibration response and the voltage (b) of the external resistor varying with the excitation frequency.</div>

Mathematical Problems in Engineering

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Figure 3

Figure 3: Electromechanical Model of Coupling Spring Piezoelectric Oscillator with Loading 