Table 5: Accelerometer and PZT patch (healthy and damaged) response.

Frequency (Hz)Accelerometer response (g)Perfectly bonded PZT response (V)Debonded PZT response (V)CF (g/V) perfectly bonded PZTCF (g/V) debonded PZT

200.0480.780.260.0610.184
20.50.0661.100.360.0600.183
210.0931.600.560.0580.166
21.50.1763.000.920.0580.191
220.60010.83.280.0550.182
22.50.2304.301.360.0530.169
230.1102.400.720.0450.152
23.50.0701.600.550.0430.127
240.0501.300.400.0380.125

Average0.0520.164