Table 1 Average power densities (mW·m−3) of the SPBA (synergetic poly-stable beam array) and the LBA (linear beam array) at different frequencies
From: Poly-stable energy harvesting based on synergetic multistable vibration
Frequency f (Hz) | SPBA Pd1 | LBA Pd2 | Ratio Pd1/Pd2 |
|---|---|---|---|
3 | 1.48 × 10−3 | 7.07 × 10−3 | 21% |
4 | 1.16 × 10−4 | 3.30 × 10−4 | 35% |
5 | 6.44 × 10−4 | 7.08 × 10−3 | 9% |
6 | 4.91 × 10−3 | 4.15 × 10−3 | 118% |
7 | 4.92 × 10−2 | 8.28 × 10−3 | 595% |
8 | 2.12 × 10−1 | 3.34 × 10−1 | 63% |
9 | 8.23 × 10−2 | 3.06 × 10−2 | 269% |
10 | 9.33 × 10−2 | 2.48 × 10−2 | 376% |
11 | 1.69 × 10−1 | 6.87 × 10−2 | 246% |
12 | 1.48 × 10+0 | 1.05 × 10+0 | 141% |
13 | 2.12 × 10−1 | 1.09 × 10−1 | 195% |
14 | 5.69 × 10−1 | 3.08 × 10−1 | 185% |
15 | 2.04 × 10+0 | 1.99 × 10+0 | 103% |
16 | 2.73 × 10−1 | 2.11 × 10−1 | 129% |
17 | 4.54 × 10−1 | 3.20 × 10−1 | 142% |
18 | 2.43 × 10+0 | 2.60 × 10+0 | 93% |
19 | 5.98 × 10−1 | 6.97 × 10−1 | 86% |
20 | 3.45 × 10−1 | 3.47 × 10−1 | 99% |
21 | 2.83 × 10−1 | 2.72 × 10−1 | 104% |
22 | 2.74 × 10−1 | 2.35 × 10−1 | 116% |
23 | 2.12 × 10−1 | 2.19 × 10−1 | 97% |
