A fuel battery (11) includes unit cells (12), each of which includes a membrane electrode assembly (15) having two gas diffusion layers (19, 20). Gas passage forming bodies (31, 41) are stacked on an outer surface of each of the gas diffusion layers (19, 2...

An electronic control device (10) includes a map that defines the relationship of a battery voltage (Vb), a motor rotation speed (Ée), and a torque value (T) of a motor (1) with each of the d-axis current command value (Id*) and q-axis current command val...