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This document describes a study on reducing friction in pneumatic actuators through vibration. Piezoelectric actuators were integrated into a prototype pneumatic actuator to induce vibrations. Finite element simulations showed bending vibrations could be generated at 1.272kHz and longitudinal vibrations at 12.133kHz. Testing found 66.7% reduction in stiction force and 50.8% reduction in dynamic friction for bending vibrations, and 47.4% and 29.7% reductions for longitudinal vibrations. Higher air pressures

Author

Himanshu Rawat

Language

EN