Fuzzy State Machine Energy Management Strategy for Hybrid Electric UAVs with PV/Fuel Cell/Battery Power System

Table 1

Comparison of the Aerosonde UAV and hybrid electric UAV.

	Aerosonde UAV		Hybrid electric UAV
Configuration size	Length (m)	1.74	Length (m)	1.74
	Wingspan (m)	2.87	Wingspan (m)	2.87
	Wing area (m^2)	0.55	Wing area (m^2)	0.55
Weight distribution (kg)	Airframe	3.6	Airframe	3.6
	Avionics/payload	2.1	Avionics/payload	2.1
	Fuel and fuel tank	5.6	H2 and tank	0.9
	Power plant	2.2	BLDC motor	0.4
			Electric speed controller	0.04
			Propeller	0.06
			Fuel cell	3
			Li battery	0.9
			PV panel	1
			DCDC converter	1.2
			MPPT	0.1
			Flight controller	0.2
	Gross weight	13.5	Gross weight	13.5