FIELD: electrical engineering.
SUBSTANCE: invention relates to electrical engineering and may be used for powering on-board equipment and multirotor unmanned aerial vehicle electric drive engines. A multirotor unmanned aerial vehicle power supply device consists of flight controller, microcontroller controlling electronic relay and electronic key, electronic relay, accumulator battery, step-down DC-DC converter, a battery of supercapacitors connected in parallel and isntalled on a controller board, step-up pulse DC-DC converter with output current limiter, a battery of flexible thermoelectric generators connected in series, the number of rotor-engine groups electric engines, protective diode, electronic commutation switch, step-up pulse DC-DC converter connected in a particular way.
EFFECT: invention provides for increasing the multirotor unmanned aerial vehicle flight duration.
1 cl, 3 dwg
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