Resonance Effect Decrease and Accuracy Increase of Piezoelectric Accelerometer Measurement by Appropriate Choice of Frequency Range

Table 2

Results comparison of three piezoelectric accelerometers.

Parameters	Accelerometer of Ref [12]	Accelerometer of Ref [13]	proposed Accelerometer
Damping rate	0.8	0.787	0.68
error %	≤ 9%	≤ 8.3%	≤ 1%
Precision %	≥ 91%	≥ 91.7%	≥ 99%