Research Article
Chaotic Dynamics-Based Analysis of Broadband Piezoelectric Vibration Energy Harvesting Enhanced by Using Nonlinearity
Table 1
Geometric and material properties of the nonlinear piezoelectric structure.
| | Structure | Properties | Value |
| | Elastic base | Density, (kg/m3) | 8500 | | Young’s modulus, (Gpa) | 90 |
| | PZT-5H | Thickness, (mm) | 0.2 | | Density, (kg/m3) | 7500 | | Young’s modulus, (Gpa) | 66 | | Piezoelectric constant, (pm/V) | −190 | | Permittivity, /nF/m | 15.93 |
| | Magnet | Length, (mm) | 12 | | Width, (mm) | 6 | | Thickness, (mm) | 7 | | Residual flux density, (T) | 1.25 |
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