Research Article
Piezoelectric Wind Energy Harvesting from Self-Excited Vibration of Square Cylinder
Figure 5
Time histories of transverse displacement, lift, and output voltage for regime of presynchronization (a, b, c); synchronization (d, e, f); postsynchronization (g, h, i) in the open-circuit system.
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(b) |
(c) |
(d) |
(e) |
(f) |
(g) |
(h) |
(i) |