Energetic and Exergetic Performance Investigation of Different Topologies for Hybrid Fuel Cell Vehicles

Table 2

Performance summaries by driving cycles of all topologies.

Driving cycle	Fuel cell-based vehicle topology	Total hydrogen consumption (g)	Overall energy efficiency (%)	Overall exergy efficiency (%)
UDDS	FC + B	157.46	14.30	12.45
UDDS	FC + SC	174.10	11.00	11.20
UDDS	FC + B + SC	108.43	17.90	17.92
HWFET	FC + B	121.55	33.90	32.97
HWFET	FC + SC	136.70	31.50	31.90
HWFET	FC + B + SC	113.52	38.40	38.53
NEDC	FC + B	149.52	18.20	15.56
NEDC	FC + SC	157.98	14.50	14.69
NEDC	FC + B + SC	100.53	23.20	23.14
FTP	FC + B	204.71	16.70	15.28
FTP	FC + SC	243.09	12.70	12.79
FTP	FC + B + SC	150.97	19.90	19.82