Vehicle Speed Optimized Fuzzy Energy Management for Hybrid Energy Storage System in Electric Vehicles

Table 1

Efficiency interpolation table of DC-DC converter.

DC/DC converter efficiency ηdc/dc		Power of super-capacitor (W)
		2000	5000	10000	15000	20000	30000	40000	60000
Voltage ratio	0.2	0.8	0.854	0.910	0.941	0.954	0.952	0.949	0.946
	0.4	0.8	0.857	0.916	0.948	0.964	0.957	0.954	0.949
	0.6	0.8	0.861	0.923	0.950	0.965	0.960	0.956	0.952
	0.8	0.8	0.865	0.926	0.958	0.971	0.969	0.964	0.962
	1	0.8	0.872	0.930	0.963	0.975	0.973	0.968	0.966