Research Article
Monitoring Stress State of H-Shape Steel Using Ceramic Piezoelectric Sensor: A Feasibility Study
Table 1
Material properties of PZT-5H.
| | Property | Value |
| | Density (kg/m3) | 7600 | | Electromechanical coupling factor (kP) | 0.6 | | Piezoelectric constant d33(CN−1) | | | Poisson ratio | 0.35 | | Mechanical quality factor (Qm) | 80 | | Relative permittivity (εr33/ε0) | 1600 | | Dielectric loss (tanδ) | 0.025 | | Curie temperature (°C) | 360 | | Young’s modulus(109 N/m2) | 117 |
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