FIELD: power engineering.
SUBSTANCE: invention relates to the field of electrical engineering and power engineering. Autonomous power supply device comprises a wind generator, a solar energy into electric converter, a storage battery charging unit, storage batteries, outputs of which are connected through voltage inverter and distribution device to load, and control unit, at that, additionally introduced are supercapacitor charge unit and supercapacitor unit, wherein the supercapacitor charge unit is connected by an input parallel to the storage battery charging unit to the wind generator and the solar to electric energy converter, and by the output is connected to the input of the supercapacitor unit, the output of which is connected to the input of the storage battery charge unit.
EFFECT: invention is aimed at increasing service life of accumulators, increasing use of power generated by power sources.
1 cl, 1 dwg
