Review of Energy Harvesters Utilizing Bridge Vibrations

Table 7

Summary of bridge vibration energy harvesters.

Type	Overall size; (); (cm^3)	Test	Resonant frequency; (); (Hz)	Acceleration; (); (g)	Resistance; (Ω)	Voltage; (mV)	Power; (); (μW)	Power density; (PD = ); (μW/cm^3)	(μW/g)	PD/A; (μW/g·cm^3)	Reference
EM-VEHs		Field	3.1	0.38	67 k	10000	12500		41666.66		[14]
	5.83	Shaker	27	3	3.6	15.5	2.1	0.36	0.7	0.12	[37]
	4.8	Shaker	10	1	240		163	33.95	163	33.95
	68	Shaker	2	0.05	240		57	0.8	1140	16	[40]
	68	Field	<1				0.7	0.01
	18.1	Field	4.1	0.025	290	710	120	6.62	4800	264.8	[16]
	72	Simulation	0.13		0.021		56	0.77	430.8		[41]
	152	Simulation			0.021		1450000	9539.5			[41]
PE-VEHs	17	Field	1	8			2		0.25		[18]
	6.5	Simulation	2		200 k		0.6	0.092			[44]
		Shaker	2.71 Hz & 120 Hz	0.29	9.7 k		7700		2841.33		[45]
	12208.91	Lab	1.5		480	650	83.5	0.00685	55.67		[47]
	2.74	Shaker	117.1	0.21	11.8 k	2000	197	72.04	938.1	343.04	[48]
	50.07	Shaker	65.2	0.21	14.9 k	5000	657	13.12	3128.6	62.47	[48]

Calculated.
Length of the device.