Research Article
Electromechanical Impedance Analysis on Piezoelectric Smart Beam with a Crack Based on Spectral Element Method
Table 1
Material constants.
| | | (mm) | (mm) | (mm) | (kg/m3) | (109 Pa) | | (109 Pa) | (10−12 m/V) | (10−8 F/m) |
| | PZT | 26.5 | 13.5 | 0.5 | 7860 | — | — | 60.16 | −143 | 1.311 | | Adhesive | 26.5 | 13.5 | 0.02 | 1700 | 1 | — | — | — | — | | Beam | 400 | 20 | 15 | 7800 | 210 | 0.3 | — | — | — |
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