Table 1.
Summary of experimental works.
| Casting name | Number of samples | Name & type of sensors * a-Aluminum enclosure * p-Plastic enclosure * Sb- surface bonded PZT |
Purpose |
|---|---|---|---|
| Cast 1 | 1 | Setup 1a | Study the reusability of the sensor |
| Cast 2 | 1 | Setup 1a | |
| Cast 3 | 1 | Setup 1a | |
| Cast 4 | 3 | Setup 1a, Setup 2a, Setup 3a | Study the repeatability of results from one setup to another |
| Cast 5 | 1 | Setup 1a | Retarder |
| Cast 6 | 1 | Setup 1a | Faulty retarder |
| Cast 7 | 1 | Setup 4p, Setup 5p | Test not directly under loading |
| Cast 8 | 2 | Setup 4p, Setup 5p, Sb1,Sb2 | Test directly under loading |