Research Article
Experimental Active Vibration Control in Truss Structures Considering Uncertainties in System Parameters
Table 2
Physics and geometric properties of PZT wafer stack
actuators, based on material designation APA60 M (Amplified Piezo Actuators,
CEDRAT).
| | Property | Unit | APA60 M |
| | Displacement | (μm) | 80 | | Blocked Force | (N) | 110 | | Stiffness | (N/μm) | 1,38 | | Resonance Frequency (Free-Free) | (Hz) | 10400 | | Response Time (Free-Free) | (ms) | 0,05 | | Resonance Frequency (Blocked-Free) | (Hz) | 2800 | | Response Time (Blocked-Free) | (ms) | 0,18 | | Voltage Range | (V) | | | Capacitance | (μF) | 1,55 | | Resolution | (nm) | 0,8 | | Thermo-Mechanical Behaviour | (μm/K) | 1,02 | | Height H (in actuation direction) | (mm) | 13,0 | | Length | (mm) | 26,9 | | Width (ind. Edges, wires) | (mm) | 11,5 | | Mass | (g) | 20,0 |
| | Standard Mechanical Interface [TH] | 2 flat surface 5*10 mm2 with M2.5
threaded hole | | Standard Electrical Interface | 2 PTFE insulated AWG30 wires 100 mm long with ø 1
banana plug |
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