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. 2015 Sep 25;3(1):1500255. doi: 10.1002/advs.201500255

Table 1.

Charging LFP–LTO cell by the TENG with different transformers.

Transformer coil ratio n Current amplitude [mA] Voltage amplitude [V] Charging time [min] Discharging capacity [mAh] Charging power [mW] Power utilization efficiency [%]
1.0 2.0 ± 0.07 391.4 ± 1.8 125 1.1 2.4 ± 0.08 1.2 ± 0.04
6.1 11.6 ± 0.4 61.9 ± 0.4 125 12.9 16.1 ± 0.6 8.4 ± 0.3
24.4 48.4 ± 1.2 15.4 ± 0.1 23 10.7 76.9 ± 1.9 40.1 ± 1.0
36.7 73.5 ± 0.9 9.2 ± 0.4 10 9.3 139.0 ± 1.7 72.4 ± 0.9