Research Article
Investigation of Piezoelectric Energy Harvesting via Nonlinear Friction-Induced Vibration
Figure 11
The tangential displacement (a), normal displacement (b), tangential voltage (c), normal voltage (d), and contact force (e) of the friction system in the time domain when μk = 0.7 and μs = 0.9.
(a) |
(b) |
(c) |
(d) |
(e) |