Research Article
Three-Dimensional Semianalytical Solutions for Piezoelectric Laminates Subjected to Underwater Shocks
Table 1
Properties of PZT and Gr/Epoxy.
| | Elastic modulus (GPa) | | | | | | | | | |
| | PZT | 238 | 3.98 | 2.19 | 23.6 | 1.92 | 10.6 | 5.43 | 4.4 | 2.15 | | Gr/Epoxy | 156 | 2.296 | 2.29 | 8.52 | 1.9 | 8.52 | 4.55 | 4.55 | 1.7 |
| | Density (kg/m3) | | | PZT | 7500 | | Gr/Epoxy | 1600 |
| | Piezoelectric constant (C/m2) | | | | | | | PZT | −0.13 | −0.14 | −0.28 | −0.01 | −0.01 | | Gr/Epoxy | 0 | 0 | 0 | 0 | 0 |
| | Dielectric constant | | | | | PZT | 1697.5 | 1697.5 | 1468.3 | | Gr/Epoxy | 3 | 3 | 3 |
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