Experimental Evaluation of Supercapacitor-Fuel Cell Hybrid Power Source for HY-IEL Scooter

Table 1

Comparison of fuel cell vehicles.

Name of vehicle	Vehicle type	Motor power (W)	PEMFC stack power (W)	Second energy storage	H2 Consumption	H2 storage method	Vehicle speed; (km/h)
HFCHV [14]	Cart	4000	1200	Lead acid battery	10 g/km	Compressed cylinder 350 bar, 600 g H2	25
MHV [15]	Cart	4000	3200	—	—	High pressure cylinder 10 L at 200 bar, 1400 Nl H2	—
PAB [16]	Bicycle	230	300	—	—	Metal hydride tank 6.8 g of H2 at <10 bar	25
PIOS [17]	Tricycle	300	300	Lithium polymer battery	3.7 SLPM	Composite pressurized tank 26 L at 350 bar	40–65
HYSYRIDER [18]	Scooter	250	300	Lead acid battery	—	Low pressure metal hydride tank, 200 Nl H2	20
HFCHS [19]	Scooter	800	500	Sealed lead acid battery	2-3 SLPM	Metal hydride tank, 54 g of H2 at 15 bar	10–12
Hy-IEL	Scooter	250	500	Supercapacitor	3.0 SLPM	Stainless steel high pressure tank 2.5 L at 125 bar, 34 g H2	10–15